CN114767173B - Puncture positioning device for oncology department - Google Patents
Puncture positioning device for oncology department Download PDFInfo
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- CN114767173B CN114767173B CN202210464973.5A CN202210464973A CN114767173B CN 114767173 B CN114767173 B CN 114767173B CN 202210464973 A CN202210464973 A CN 202210464973A CN 114767173 B CN114767173 B CN 114767173B
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- 230000007246 mechanism Effects 0.000 claims abstract description 112
- 238000001574 biopsy Methods 0.000 claims abstract description 40
- 210000000115 thoracic cavity Anatomy 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims description 9
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 230000006978 adaptation Effects 0.000 claims description 3
- 238000005070 sampling Methods 0.000 abstract description 8
- 210000000038 chest Anatomy 0.000 description 27
- 238000003384 imaging method Methods 0.000 description 12
- 210000004072 lung Anatomy 0.000 description 10
- 206010028980 Neoplasm Diseases 0.000 description 4
- 210000001519 tissue Anatomy 0.000 description 4
- 238000003745 diagnosis Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010827 pathological analysis Methods 0.000 description 2
- 206010068771 Soft tissue neoplasm Diseases 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 208000020816 lung neoplasm Diseases 0.000 description 1
- 208000037841 lung tumor Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013188 needle biopsy Methods 0.000 description 1
- 230000007170 pathology Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000004393 prognosis Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000011285 therapeutic regimen Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/0233—Pointed or sharp biopsy instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B17/3421—Cannulas
- A61B17/3439—Cannulas with means for changing the inner diameter of the cannula, e.g. expandable
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3462—Trocars; Puncturing needles with means for changing the diameter or the orientation of the entrance port of the cannula, e.g. for use with different-sized instruments, reduction ports, adapter seals
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3478—Endoscopic needles, e.g. for infusion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
- A61B2017/3405—Needle locating or guiding means using mechanical guide means
- A61B2017/3407—Needle locating or guiding means using mechanical guide means including a base for support on the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B17/3421—Cannulas
- A61B2017/3443—Cannulas with means for adjusting the length of a cannula
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Surgical Instruments (AREA)
Abstract
The invention belongs to the technical field of medical equipment, and in particular relates to a puncture positioning device for oncology, which comprises a positioning bottom shell, wherein a plurality of angle identification lines are uniformly arranged at the upper end of the positioning bottom shell, and the puncture positioning device further comprises: the transverse angle adjusting mechanism is assembled in the positioning bottom shell; the vertical angle adjusting mechanism is assembled on the transverse angle adjusting mechanism; the depth adjusting mechanism is assembled on the vertical angle adjusting mechanism; the expansion limiting mechanism is assembled on the positioning bottom shell; wherein, put the biopsy device that the supporting use into the inside of degree of depth adjustment mechanism, operate the horizontal angle adjustment mechanism. The invention can limit the thoracic cavity expansion amplitude of the patient, can ensure the consistent thoracic cavity expansion amplitude of the patient, is convenient for accurately guiding the biopsy device, and improves the success rate of puncture sampling.
Description
Technical Field
The invention belongs to the technical field of medical equipment, and particularly relates to a puncture positioning device for oncology.
Background
Soft tissue tumor is a disease seriously harming human health and life, the incidence rate is gradually increased in recent years, the incidence age is gradually reduced, and early detection, correct diagnosis and timely treatment have important influence on prognosis. With the continuous improvement of inspection means and methods, the accuracy of diagnosis is gradually improved, but a large part of tumors still have no typical imaging characteristics and are difficult to diagnose. The correct diagnosis requires three combinations of clinic, image and pathology. Among them, pathological diagnosis plays a key role in the selection of therapeutic regimens. Needle biopsy with biopsy devices is a major approach to obtain pathological diagnosis.
In the prior art, when a patient with tumor tissue in the lung is subjected to biopsy and puncture, imaging is performed on the lung of the patient by using an imaging device (such as CT), the puncture position, the puncture angle and the puncture depth are confirmed under the guidance of the imaging device, then the patient holds breath for holding a breath, a medical staff holds a biopsy device to perform puncture and sampling on the tumor tissue in the lung of the patient, but when the patient holds breath for holding the breath, the expansion degree of the thoracic cavity is inconsistent with the expansion degree of the lung during imaging, the puncture angle and the puncture depth can deviate, even the sampling fails, the doctor-patient contradiction is caused, and in addition, whether the clinical experience of the medical staff is abundant or not also influences the success rate of puncture and sampling is needed, and on the basis of the problems, the puncture positioning device for the oncology is needed to avoid the puncture depth and the puncture angle change caused by different expansion degrees of the thoracic cavity of the patient.
Disclosure of Invention
The invention aims to provide a puncture positioning device for oncology, which can limit the thoracic cavity expansion amplitude of a patient, can ensure the consistent thoracic cavity expansion amplitude of the patient, is convenient for accurately guiding a biopsy device and improves the success rate of puncture sampling.
The technical scheme adopted by the invention is as follows:
the utility model provides a department of oncology puncture positioner, includes the location drain pan, a plurality of angle identification lines have evenly been seted up to the upper end of location drain pan, still includes:
The transverse angle adjusting mechanism is assembled in the positioning bottom shell;
the vertical angle adjusting mechanism is assembled on the transverse angle adjusting mechanism;
the depth adjusting mechanism is assembled on the vertical angle adjusting mechanism;
The expansion limiting mechanism is assembled on the positioning bottom shell;
the biopsy device is arranged in the depth adjusting mechanism, the transverse angle adjusting mechanism is operated, the biopsy device adjusts the puncture angle in the extending direction of the positioning bottom shell, the vertical angle adjusting mechanism is operated, the biopsy device adjusts the puncture angle in the vertical direction of the positioning bottom shell, the depth adjusting mechanism is operated, the puncture depth of the biopsy device can be adjusted, the length of the combined biopsy device after the expansion limiting mechanism is adjusted, and the expansion range of the thoracic cavity of a patient can be limited.
As a preferable scheme of the puncture positioning device for the oncology department, the puncture positioning device for the oncology department comprises the following components: the utility model discloses a horizontal angle adjustment mechanism, including worm wheel, worm, antiskid knob, a plurality of ball and horizontal angle needle, the worm wheel rotates the inside of being connected in the location drain pan, just worm wheel and vertical angle adjustment mechanism are connected, the worm meshing is connected in the one end of worm wheel, just worm and location drain pan rotate to be connected, antiskid knob is fixed in one side of worm, the ball assembly is between location drain pan and worm wheel, horizontal angle needle is fixed in the inside of worm wheel, just horizontal angle needle and the angle sign line looks adaptation of location drain pan upper end.
As a preferable scheme of the puncture positioning device for the oncology department, the puncture positioning device for the oncology department comprises the following components: the vertical angle adjustment mechanism comprises two cross bars, two linkage rods, vertical angle pins, a fixed plate, an angle dial and a clamping and positioning unit, wherein the two cross bars are fixed in the worm wheel, the two linkage rods are respectively connected to the outer sides of the two cross bars in a rotating mode, the linkage rods are connected with the depth adjustment mechanism, the vertical angle pins are fixed to the outer sides of the linkage rods, the fixed plate is fixed to the outer sides of the cross bars and is located the lower ends of the vertical angle pins, the angle dial is fixed to one end of the fixed plate, a plurality of angle identification lines are uniformly arranged at one end of the angle dial, the angle identification lines on the angle dial are matched with the vertical angle pins, arc-shaped positioning grooves are formed in the inner portion of the angle dial, and the clamping and positioning unit is assembled to the outer sides of the linkage rods and is located the lower ends of the vertical angle pins and is matched with the angle dial.
As a preferable scheme of the puncture positioning device for the oncology department, the puncture positioning device for the oncology department comprises the following components: a positioning ring is fixed between the two cross bars.
As a preferable scheme of the puncture positioning device for the oncology department, the puncture positioning device for the oncology department comprises the following components: the clamping and positioning unit comprises a guide slide bar, a first clamping element and a second clamping element, wherein the guide slide bar is fixed on the outer side of the linkage bar and is positioned at the lower end of the vertical angle needle, the first clamping element is slidably connected to the outer side of the guide slide bar, the guide slide bar and the first clamping element penetrate through arc-shaped positioning grooves in the angle disc, the second clamping element is in threaded connection with the outer side of the first clamping element, and the first clamping element and the second clamping element are respectively positioned at two ends of the angle disc.
As a preferable scheme of the puncture positioning device for the oncology department, the puncture positioning device for the oncology department comprises the following components: the outer side of the guide sliding rod is provided with a chamfered edge surface, and the inner part of the first clamping element is provided with a rotation stopping sliding groove with the chamfered edge surface being matched with the inner part of the first clamping element.
As a preferable scheme of the puncture positioning device for the oncology department, the puncture positioning device for the oncology department comprises the following components: the depth adjusting mechanism comprises a guide cylinder, an internal thread knob, a driving ring, a limiting ring and a depth indicating needle, wherein the guide cylinder is fixed at the upper ends of two linkage rods, external threads are arranged on the outer side of the guide cylinder, guide through grooves are formed in the two ends of the outer side of the guide cylinder, a scale surface and an avoidance groove are formed in one side of the outer side of the guide cylinder, a plurality of depth indicating lines are uniformly arranged on the scale surface, the internal thread knob is in threaded connection with the outer side of the guide cylinder, the driving ring is rotationally connected with the upper end of the internal thread knob, the limiting ring is in sliding connection with the inner side of the guide cylinder, guide pin rods are fixedly connected with the two ends of the limiting ring, the guide pin rods penetrate through the guide through grooves and the driving ring, the depth indicating needle is fixed on one side of the limiting ring and penetrates through the avoidance groove on the guide cylinder, and the depth indicating needle is adaptive to the depth indicating lines.
As a preferable scheme of the puncture positioning device for the oncology department, the puncture positioning device for the oncology department comprises the following components: the outer side of the transmission ring is rotationally connected with a positioning block, a positioning surface is arranged on the positioning block, and a plurality of anti-skid patterns are uniformly arranged on the positioning surface.
As a preferable scheme of the puncture positioning device for the oncology department, the puncture positioning device for the oncology department comprises the following components: the expansion stop gear includes two spacing bandage, hasp, two elasticity bandage, a plurality of pole and a plurality of ring of rectifying, and two spacing bandage are fixed in the both ends of location drain pan respectively, the hasp assembly is between two spacing bandage, and two spacing bandage passes through the hasp joint, two the elasticity bandage is fixed in the inside of two spacing bandage respectively, and two elasticity bandage bonding connection, a plurality of the pole of rectifying is fixed in the one end that two elasticity bandage are close to spacing bandage respectively, a plurality of the ring of rectifying is fixed in two spacing bandage insidely respectively, just the pole sliding connection of rectifying is inside in rectifying.
As a preferable scheme of the puncture positioning device for the oncology department, the puncture positioning device for the oncology department comprises the following components: the lower extreme of location drain pan has seted up special-shaped recess, the inside of special-shaped recess is equipped with detachable bonding board, the bottom of bonding board is fixed with the film, the bottom bonding of film has dustproof paper.
The invention has the technical effects that:
according to the invention, the direction of the guide cylinder is adjusted through the matching of the transverse angle adjusting mechanism and the vertical angle adjusting mechanism, after the biopsy device is placed in the guide cylinder, the puncture angle and the puncture position of the biopsy device can be guided through the guide cylinder, so that the accuracy of the puncture angle and the puncture position is improved, the success rate of puncture sampling is improved, and meanwhile, the guide cylinder is conveniently limited through the matching of the worm wheel and the worm and the matching of the first clamping element and the second clamping element, and the change of the inclination angle of the guide cylinder is avoided;
According to the invention, by rotating the internal thread knob and matching the depth indication needle with the depth identification line, the position of the limiting ring can be accurately adjusted conveniently, after the biopsy device is placed in the guide cylinder, the puncture depth of the biopsy device is limited by the guide cylinder, the puncture depth accuracy is improved, the puncture sampling success rate is further improved, and meanwhile, the position of the limiting ring is conveniently limited by matching the positioning block with the internal thread knob, so that the position of the limiting ring is prevented from being changed;
According to the invention, through the cooperation of the two elastic binding bands, the device is convenient to avoid the movement of a patient during expiration, and through the cooperation of the two limiting binding bands, the expansion amplitude of the thoracic cavity of the patient during inspiration is convenient to be limited, the consistency of the expansion amplitude of the thoracic cavity of the patient can be ensured, the puncture angle and the puncture depth are effectively avoided, and the success rate of puncture sampling is further improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a top view of the positioning base of the present invention;
FIG. 3 is a bottom view of the positioning base of the present invention;
FIG. 4 is a cross-sectional view of a positioning base of the present invention;
FIG. 5 is a schematic view of the structure of the positioning bottom shell of the present invention;
FIG. 6 is a schematic view of a clamping and positioning unit according to the present invention;
FIG. 7 is an exploded view of the structure of the clamping and positioning unit of the present invention;
FIG. 8 is a schematic view of a depth adjustment mechanism according to the present invention;
FIG. 9 is a cross-sectional view of the depth adjustment mechanism of the present invention;
FIG. 10 is an exploded view of the depth adjustment mechanism of the present invention;
FIG. 11 is a schematic view of the expansion limiting mechanism of the present invention;
Fig. 12 is an enlarged partial schematic view of fig. 11 a in accordance with the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
10. Positioning the bottom shell; 11. an adhesive plate; 20. a lateral angle adjustment mechanism; 21. a worm wheel; 22. a worm; 23. an anti-slip knob; 24. a ball; 25. a transverse angle needle; 30. a vertical angle adjusting mechanism; 31. a cross bar; 32. a linkage rod; 33. a positioning ring; 34. a vertical angle needle; 35. a fixing plate; 36. an angle scale; 40. a depth adjustment mechanism; 41. a guide cylinder; 42. an internal thread knob; 43. a drive ring; 44. a limiting ring; 45. a depth indicator; 46. a positioning block; 50. an expansion limiting mechanism; 51. limiting the binding band; 52. locking; 53. an elastic band; 54. a deviation rectifying rod; 55. a correction ring; 60. a clamping and positioning unit; 61. a guide slide bar; 62. a first clamping element; 63. a second clamping element.
Detailed Description
The present invention will be specifically described with reference to examples below in order to make the objects and advantages of the present invention more apparent. It should be understood that the following text is intended to describe only one or more specific embodiments of the invention and does not limit the scope of the invention strictly as claimed.
Referring to fig. 1, in a first embodiment of the present invention, a puncture positioning device for oncology is provided, which is applied to a puncture biopsy operation, and is used in combination with a biopsy device, and includes a positioning bottom case 10, wherein a plurality of angle identification lines are uniformly provided at an upper end of the positioning bottom case 10, and the puncture positioning device further includes:
A lateral angle adjusting mechanism 20, the lateral angle adjusting mechanism 20 being assembled inside the positioning bottom case 10, the lateral angle adjusting mechanism 20 being used to adjust a penetration angle of the biopsy device in an extending direction of the positioning bottom case 10;
A vertical angle adjusting mechanism 30, wherein the vertical angle adjusting mechanism 30 is assembled on the transverse angle adjusting mechanism 20, and the vertical angle adjusting mechanism 30 is used for adjusting the puncture angle of the biopsy device in the vertical direction of the positioning bottom shell 10;
the depth adjusting mechanism 40 is assembled on the vertical angle adjusting mechanism 30, and the depth adjusting mechanism 40 is used for adjusting the puncture depth of the biopsy device;
The expansion limiting mechanism 50, the expansion limiting mechanism 50 is assembled on the positioning bottom shell 10, and the expansion limiting mechanism 50 is used for limiting the maximum expansion amplitude of the chest of the patient.
When the device is used, a patient exhales and holds breath, the expansion limiting mechanism 50 is assembled at the chest part of the patient, the patient inhales to expand the chest and hold breath, the expansion limiting mechanism 50 is adjusted, the expansion limiting mechanism 50 is matched with the chest of the patient, the lung of the patient is imaged through imaging equipment, the puncture position, the puncture angle and the puncture depth are confirmed, the position of the positioning bottom shell 10 is adjusted, the puncture position is positioned in the positioning bottom shell 10, the transverse angle adjusting mechanism 20 is operated, the placement angle of the depth adjusting mechanism 40 is adjusted in the extending direction of the positioning bottom shell 10, the vertical angle adjusting mechanism 30 is operated, the angle of the depth adjusting mechanism 40 is adjusted in the vertical direction of the positioning bottom shell 10, the inclination angle of the depth adjusting mechanism 40 is consistent with the puncture angle, the biopsy device is adjusted to puncture depth through the depth adjusting mechanism 40, and after the adjustment, the biopsy device is placed into the depth adjusting mechanism 40, and lung tumor tissues of the patient are punctured and sampled through the biopsy device;
Further, the above needs to be performed after the chest of the patient is expanded to the maximum extent, and the expansion limit mechanism 50 limits the expansion extent of the chest of the patient, so as to ensure that the expansion extent of the chest of the patient is consistent.
As shown in fig. 3, the lower end of the positioning bottom shell 10 is provided with a special-shaped groove, a detachable bonding plate 11 is assembled in the special-shaped groove, a film is fixed at the bottom of the bonding plate 11, and dust-proof paper is bonded at the bottom of the film.
When the invention is used, after the puncture position is confirmed through the imaging equipment, the positioning bottom shell 10 is moved, so that the puncture position is positioned in the positioning bottom shell 10, the dustproof paper is torn off, the positioning bottom shell 10 is adhered to the skin of a patient through the film, the movement of the positioning bottom shell 10 caused by the respiration of the patient can be avoided, and meanwhile, the adhesive plate 11 is detachably assembled at the lower end of the positioning bottom shell 10, so that the device is convenient for replacing the film, and the device can be recycled.
As shown in fig. 5, the lateral angle adjusting mechanism 20 includes a worm wheel 21, a worm 22, an anti-slip knob 23, a plurality of balls 24 and a lateral angle pin 25, the worm wheel 21 is rotatably connected to the inside of the positioning bottom shell 10, and the worm wheel 21 is connected to the vertical angle adjusting mechanism 30, the worm 22 is engaged with and connected to one end of the worm wheel 21, and the worm 22 is rotatably connected to the positioning bottom shell 10, the anti-slip knob 23 is fixed to one side of the worm 22, the balls 24 are assembled between the positioning bottom shell 10 and the worm wheel 21, the lateral angle pin 25 is fixed to the inside of the worm wheel 21, and the lateral angle pin 25 is matched with an angle marking line at the upper end of the positioning bottom shell 10.
When the anti-slip knob 23 is rotated, the anti-slip knob 23 drives the worm 22 to rotate through the fixed connection of the anti-slip knob 23 and the worm 22, the worm 22 drives the worm wheel 21 to rotate through the meshed connection of the worm 22 and the worm wheel 21, the worm wheel 21 drives the transverse angle needle 25 to rotate through the fixed connection of the worm wheel 21 and the transverse angle needle 25, the rotation angle of the worm wheel 21 is convenient to accurately adjust through the matching of the transverse angle needle 25 and the identification line at the upper end of the positioning bottom shell 10, and the vertical angle adjusting mechanism 30 rotates along with the worm wheel 21 due to the connection of the worm wheel 21 and the vertical angle adjusting mechanism 30, and the vertical angle adjusting mechanism 30 drives the depth adjusting mechanism 40 to rotate due to the connection of the vertical angle adjusting mechanism 30 and the depth adjusting mechanism 40, so that the angle of the depth adjusting mechanism 40 is adjusted in the extending direction of the positioning bottom shell 10.
As shown in fig. 2-5, the vertical angle adjustment mechanism 30 includes two cross bars 31, two linkage bars 32, a vertical angle needle 34, a fixing plate 35, an angle dial 36 and a clamping and positioning unit 60, wherein the two cross bars 31 are fixed in the worm wheel 21, the two linkage bars 32 are respectively connected to the outer sides of the two cross bars 31 in a rotating manner, the linkage bars 32 are connected with the depth adjustment mechanism 40, the vertical angle needle 34 is fixed to the outer sides of the linkage bars 32, the fixing plate 35 is fixed to the outer sides of the cross bars 31 and is located at the lower end of the vertical angle needle 34, the angle dial 36 is fixed to one end of the fixing plate 35, a plurality of angle identification lines are uniformly arranged at one end of the angle dial 36, the angle identification lines on the angle dial 36 are matched with the vertical angle needle 34, an arc-shaped positioning groove is formed in the inner portion of the angle dial 36, the clamping and positioning unit 60 is assembled to the outer sides of the linkage bars 32 and is located at the lower end of the vertical angle needle 34, and the clamping and positioning unit 60 is matched with the angle dial 36.
When the depth adjusting mechanism 40 is used, the depth adjusting mechanism 40 drives the linkage rod 32 to rotate due to the fact that the linkage rod 32 is connected with the depth adjusting mechanism 40, the linkage rod 32 drives the vertical angle needle 34 to rotate through the fixed connection of the linkage rod 32 and the vertical angle needle 34, the rotation angle of the linkage rod 32 is convenient to accurately adjust through the cooperation of the angle marking lines on the vertical angle needle 34 and the angle disc 36, finally the linkage rod 32 is positioned through the clamping and positioning unit 60, the depth adjusting mechanism 40 is further positioned, and the inclination angle and the puncture angle of the depth adjusting mechanism 40 are identical through the cooperation of the transverse angle adjusting mechanism 20 and the vertical angle adjusting mechanism 30.
As shown in fig. 2, a positioning ring 33 is fixed between the two crossbars 31.
When the invention is used, the positioning bottom shell 10 is moved, so that the puncture position is positioned in the positioning ring 33 and coincides with the center point of the positioning ring 33, the puncture point of the biopsy device is consistent with the puncture position, and the puncture point of the biopsy device is prevented from being deviated.
As shown in fig. 6 to 7, the clamping and positioning unit 60 includes a guide slide bar 61, a first clamping element 62 and a second clamping element 63, the guide slide bar 61 is fixed on the outer side of the linkage bar 32 and is located at the lower end of the vertical angle needle 34, the first clamping element 62 is slidably connected on the outer side of the guide slide bar 61, the guide slide bar 61 and the first clamping element 62 both penetrate through an arc-shaped positioning groove inside the angle disc 36, the second clamping element 63 is in threaded connection on the outer side of the first clamping element 62, and the first clamping element 62 and the second clamping element 63 are located at two ends of the angle disc 36 respectively.
When the vertical angle adjusting mechanism 30 is operated, the angle of the depth adjusting mechanism 40 is adjusted in the vertical direction of the positioning bottom shell 10, after the adjustment is finished, the second clamping element 63 is rotated, the distance between the second clamping element 63 and the first clamping element 62 is gradually reduced through the threaded connection of the second clamping element 63 and the first clamping element 62, as the first clamping element 62 and the second clamping element 63 are respectively positioned at two ends of the angle disc 36, after the first clamping element 62 and the second clamping element 63 are attached to the angle disc 36, the angle disc 36 is clamped through the matching of the first clamping element 62 and the second clamping element 63, the limit is further formed on the linkage rod 32, and as the linkage rod 32 is connected with the depth adjusting mechanism 40, the first clamping element 62 and the second clamping element 63 limit the depth adjusting mechanism 40, and the movement of the depth adjusting mechanism 40 is avoided.
The outside of the guide slide bar 61 is provided with a chamfered surface, and the inside of the first clamping element 62 is provided with a rotation stopping chute with the chamfered surface being matched.
When the invention is used, the second clamping element 63 can be prevented from rotating along with the first clamping element 62 by guiding the edge cutting surface at the outer side of the slide rod 61, so that the first clamping element 62 can move along with the second clamping element 63 when the second clamping element 63 is rotated, and the distance between the first clamping element 62 and the second clamping element 63 can be changed.
For example, when the puncture angle is 30 degrees, the anti-slip knob 23 is turned, so that the worm wheel 21 drives the transverse angle needle 25 to rotate, the transverse angle needle points to 30 degrees of the marking line at the upper end of the positioning bottom shell 10, then the depth adjusting mechanism 40 points to 30 degrees of the angle dial 36, and the inclination angle and the puncture angle of the depth adjusting mechanism 40 are the same.
When the puncture angle is 45 degrees, the anti-slip knob 23 is rotated, so that the worm wheel 21 drives the transverse angle needle 25 to rotate, the transverse angle needle points to 45 degrees of the marking line at the upper end of the positioning bottom shell 10, and then the depth adjusting mechanism 40 points to 45 degrees on the angle disc 36, so that the inclination angle and the puncture angle of the depth adjusting mechanism 40 are the same.
When the puncture angle is 60 degrees, the anti-slip knob 23 is rotated, the worm wheel 21 drives the transverse angle needle 25 to rotate, the transverse angle needle points to 60 degrees of the marking line at the upper end of the positioning bottom shell 10, then the depth adjusting mechanism 40 points to 60 degrees on the angle disc 36, and the inclination angle and the puncture angle of the depth adjusting mechanism 40 are the same.
When the puncture angle is 75 degrees, the anti-slip knob 23 is rotated, the worm wheel 21 drives the transverse angle needle 25 to rotate to point to 75 degrees of the marking line at the upper end of the positioning bottom shell 10, and then the depth adjusting mechanism 40 points to 75 degrees on the angle disc 36 through the vertical angle needle 34, so that the inclination angle and the puncture angle of the depth adjusting mechanism 40 are the same.
As shown in fig. 8-10, the depth adjustment mechanism 40 includes a guide cylinder 41, an internal thread knob 42, a transmission ring 43, a limiting ring 44 and a depth indicator 45, the guide cylinder 41 is fixed at the upper ends of the two linkage rods 32, external threads are provided at the outer side of the guide cylinder 41, guide through grooves are provided at both ends of the outer side of the guide cylinder 41, a scale surface and an avoidance groove are provided at one side of the outer side of the guide cylinder 41, a plurality of depth indicator lines are uniformly provided on the scale surface, the internal thread knob 42 is in threaded connection with the outer side of the guide cylinder 41, the transmission ring 43 is in rotary connection with the upper end of the internal thread knob 42, the limiting ring 44 is in sliding connection with the inside of the guide cylinder 41, guide pin rods are fixed at both ends of the limiting ring 44, and penetrate through the guide through grooves on the guide cylinder 41 and the transmission ring 43, the depth indicator 45 is fixed at one side of the limiting ring 44 and penetrates through the avoidance groove on the guide cylinder 41, and the depth indicator 45 is matched with the depth indicator lines.
When the depth indicator is used, the internal thread knob 42 is rotated, the guide cylinder 41 drives the internal thread knob 42 to move through the threaded connection between the internal thread knob 42 and the guide cylinder 41, the internal thread knob 42 drives the drive ring 43 to move through the rotary connection between the internal thread knob 42 and the drive ring 43, the drive ring 43 drives the limit ring 44 to move through the fixed connection of the drive ring 43 and the limit ring 44 through the guide pin rod, the limit ring 44 drives the depth indicator 45 to move through the fixed connection of the limit ring 44 and the depth indicator 45, and the position of the limit ring 44 is accurately adjusted through the cooperation of the depth indicator 45 and the depth indicator wire; after the biopsy device is placed in the guide cylinder 41, the insertion depth of the biopsy device in the guide cylinder 41 can be adjusted through the limiting ring 44, and the puncture depth of the biopsy device can be accurately adjusted through the matching of the depth indicating needle 45 and the depth marking line.
As shown in fig. 10, the outer side of the transmission ring 43 is rotatably connected with a positioning block 46, a positioning surface is provided on the positioning block 46, and a plurality of anti-skid patterns are uniformly provided on the positioning surface.
Further, the locating surface may be adapted to fit the lower end of the internally threaded knob 42 in a transition fit.
When the puncture depth adjusting device is used, the guide cylinder 41 is rotated to adjust the puncture depth, after the puncture depth is adjusted, the positioning block 46 is rotated to enable the positioning surface on the positioning block 46 to be attached to the lower end of the internal thread knob 42, and the positioning block 46 is used for limiting the internal thread knob 42 through friction force between the positioning block 46 and the internal thread knob 42, so that the internal thread knob 42 is prevented from rotating after external force touches the internal thread knob 42, and the puncture depth is changed.
As shown in fig. 11-12, the expansion limiting mechanism 50 includes two limiting straps 51, a lock catch 52, two elastic straps 53, a plurality of correcting rods 54 and a plurality of correcting rings 55, the two limiting straps 51 are respectively fixed at two ends of the positioning bottom shell 10, the lock catch 52 is assembled between the two limiting straps 51, the two limiting straps 51 are clamped by the lock catch 52, the two elastic straps 53 are respectively fixed in the two limiting straps 51, the two elastic straps 53 are in adhesive connection, the plurality of correcting rods 54 are respectively fixed at one ends, close to the limiting straps 51, of the two elastic straps 53, the plurality of correcting rings 55 are respectively fixed in the two limiting straps 51, and the correcting rods 54 are slidably connected in the correcting rings 55.
Further, by adjusting the position of the lock catch 52 on the limiting straps 51, the length of the two limiting straps 51 after being combined can be adjusted, and by adjusting the position of the lock catch 52, the length of the two limiting straps 51 after being combined is the same as the length of the patient chest after being expanded;
It can be understood that the limiting strap 51 is an inelastic strap, so that the expansion amplitude of the chest of the patient can be conveniently limited by the limiting strap 51, the limiting strap 51 is conveniently prevented from being driven to deform after the chest of the patient is expanded, a magic tape is arranged between the two elastic straps 53, and the two elastic straps 53 are connected through the magic tape in an adhesive mode;
When the invention is used, when the lung of a patient is imaged by using an imaging device, the patient exhales and holds breath, the bonding positions of the two elastic binding bands 53 are adjusted, so that the combined length of the two elastic binding bands 53 in the initial state is matched with the chest circumference of the patient, the chest of the patient is expanded and holds breath, simultaneously, the expansion of the chest of the patient can stretch the elastic binding bands 53, so that the two elastic binding bands 53 are converted into a stretched state, the positions of the lock catches 52 on the limiting binding bands 51 are adjusted, the combined length of the two lock catches 52 is matched with the chest circumference of the patient after the chest of the patient is expanded, simultaneously, the two limiting binding bands 51 are in a straight state, the chest of the patient is contracted, the two elastic binding bands 53 rebound and do not move, simultaneously, the two limiting binding bands 51 are converted into a relaxed state in a straight state, and the chest of the patient inhales, the patient drives the two elastic binding bands 53 to be converted into a stretched state from the initial state, the stretched state through the fixed connection of the binding bands 53 and the rod 54, the elastic binding bands 53 drive the deviation correcting rod 54 to move, the deviation correcting ring 54 is driven by the correcting ring 54 and the correcting ring 55 is further matched with the chest of the patient, the amplitude of the patient is prevented from being further expanded by the straight state due to the expansion of the stretching ring 55, the chest of the patient is prevented from moving in a straight state, the amplitude of the patient is further, the amplitude of the patient is prevented from being matched with the stretching state due to the stretching ring 55, and the chest of the patient is prevented from being further expanded by the stretching ring by the stretching ring and the stretching ring 55 due to the stretching ring and the stretching ring 55 when the chest of the chest ring is kept in a stretching state, the success rate of biopsy puncture is improved.
The working principle of the invention is as follows:
When the lung of a patient is subjected to puncture biopsy, imaging is firstly carried out on the lung of the patient by using an imaging device, the patient exhales and holds breath, the bonding positions of the two elastic bands 53 are adjusted, the combined length of the two elastic bands 53 is matched with the chest circumference of the patient, the patient inhales to expand the chest and hold breath, the positions of the lock catches 52 on the limiting bands 51 are adjusted, the combined length of the two limiting bands 51 is matched with the chest circumference of the patient after the chest is expanded, the device is assembled on the patient by the elastic bands 53, the expansion amplitude of the chest of the patient is limited by the limiting bands 51, the imaging is carried out on the lung of the patient by using the imaging device, the puncture position, the puncture angle and the puncture depth are confirmed, the position of the positioning bottom shell 10 is adjusted, the puncture position is positioned in the positioning ring 33, the anti-slip knob 23 is rotated, the placement angle of the guide cylinder 41 is adjusted in the extending direction of the positioning bottom shell 10, the vertical angle adjusting mechanism 30 is operated, the angle of the guide cylinder 41 is adjusted in the vertical direction of the positioning bottom shell 10, the inclination angle and the puncture angle of the guide cylinder 41 are further consistent, the position of the limiting ring 44 is adjusted by rotating the internal thread knob 42, the puncture depth of the biopsy device is convenient to adjust, after the adjustment is finished, the thoracic cavity of the patient is expanded to the maximum extent by air suction, the thoracic cavity expansion amplitude of the patient is limited by the limiting binding band 51, the biopsy device is placed into the guide cylinder 41, the puncture position, the puncture angle and the puncture depth of the biopsy device are guided by the guide cylinder 41, and the biopsy device is started to puncture and sample tumor tissues of the lung of the patient.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (7)
1. The utility model provides a department of oncology puncture positioner which characterized in that: including location drain pan (10), a plurality of angle identification lines have evenly been seted up to the upper end of location drain pan (10), still include:
a lateral angle adjusting mechanism (20), wherein the lateral angle adjusting mechanism (20) is assembled inside the positioning bottom shell (10);
the vertical angle adjusting mechanism (30), the vertical angle adjusting mechanism (30) is assembled on the transverse angle adjusting mechanism (20);
A depth adjustment mechanism (40), the depth adjustment mechanism (40) being mounted on the vertical angle adjustment mechanism (30);
the expansion limiting mechanism (50) is assembled on the positioning bottom shell (10);
The biopsy device which is matched with the biopsy device is placed in a depth adjusting mechanism (40), the transverse angle adjusting mechanism (20) is operated, the biopsy device adjusts a puncture angle in the extending direction of the positioning bottom shell (10), the vertical angle adjusting mechanism (30) is operated, the biopsy device adjusts the puncture angle in the vertical direction of the positioning bottom shell (10), the depth adjusting mechanism (40) is operated, the puncture depth of the biopsy device is adjusted, the length of the combined biopsy device is adjusted after the expansion limiting mechanism (50) is adjusted, and the expansion range of the thoracic cavity of a patient is limited;
The depth adjusting mechanism (40) comprises a guide cylinder (41), an internal thread knob (42), a transmission ring (43), a limiting ring (44) and a depth indicating needle (45), wherein the guide cylinder (41) is fixed at the upper ends of two linkage rods (32), external threads are formed in the outer side of the guide cylinder (41), guide through grooves are formed in the two ends of the outer side of the guide cylinder (41), a scale surface and an avoidance groove are formed in one side of the outer side of the guide cylinder (41), a plurality of depth indicating lines are uniformly formed in the scale surface, the internal thread knob (42) is in threaded connection with the outer side of the guide cylinder (41), the transmission ring (43) is connected to the upper end of the internal thread knob (42) in a rotating mode, the limiting ring (44) is connected to the inner side of the guide cylinder (41) in a sliding mode, guide pin rods are fixedly connected to the two ends of the limiting ring (44), the guide through grooves in the guide cylinder (41) are fixedly connected with the transmission ring (43), and the depth indicating needle (45) is fixed on one side of the limiting ring (44) and penetrates through the guide cylinder (45) to indicate the depth;
the outer side of the transmission ring (43) is rotationally connected with a positioning block (46), a positioning surface is arranged on the positioning block (46), and a plurality of anti-skid patterns are uniformly arranged on the positioning surface;
The expansion limiting mechanism (50) comprises two limiting straps (51), a lock catch (52), two elastic straps (53), a plurality of correcting rods (54) and a plurality of correcting rings (55), wherein the two limiting straps (51) are respectively fixed at two ends of the positioning bottom shell (10), the lock catch (52) is assembled between the two limiting straps (51), the two limiting straps (51) are clamped through the lock catch (52), the two elastic straps (53) are respectively fixed in the two limiting straps (51), the two elastic straps (53) are in adhesive connection, the plurality of correcting rods (54) are respectively fixed at one ends, close to the limiting straps (51), of the two elastic straps (53), the plurality of correcting rings (55) are respectively fixed inside the two limiting straps (51), and the correcting rods (54) are in sliding connection inside the correcting rings (55).
2. The oncology puncture positioning device according to claim 1, wherein: the utility model provides a horizontal angle adjustment mechanism (20) includes worm wheel (21), worm (22), antiskid knob (23), a plurality of ball (24) and horizontal angle needle (25), worm wheel (21) rotate and connect in the inside of location drain pan (10), just worm wheel (21) are connected with vertical angle adjustment mechanism (30), worm (22) meshing is connected in the one end of worm wheel (21), just worm (22) are connected with location drain pan (10) rotation, antiskid knob (23) are fixed in one side of worm (22), ball (24) assemble between location drain pan (10) and worm wheel (21), horizontal angle needle (25) are fixed in the inside of worm wheel (21), just the angle sign line looks adaptation of horizontal angle needle (25) and location drain pan (10) upper end.
3. The oncology puncture positioning device according to claim 2, wherein: the vertical angle adjustment mechanism (30) comprises two cross rods (31), two linkage rods (32), a vertical angle needle (34), a fixing plate (35), an angle dial (36) and a clamping and positioning unit (60), wherein the two cross rods (31) are fixed in the worm wheel (21), the two linkage rods (32) are respectively connected to the outer sides of the two cross rods (31) in a rotating mode, the linkage rods (32) are connected with the depth adjustment mechanism (40), the vertical angle needle (34) is fixed to the outer sides of the linkage rods (32), the fixing plate (35) is fixed to the outer sides of the cross rods (31) and is located at the lower end of the vertical angle needle (34), the angle dial (36) is fixed to one end of the fixing plate (35), a plurality of angle identification lines are uniformly arranged at one end of the angle dial (36), arc-shaped positioning grooves are formed in the inner sides of the angle dial (36), and the angle identification lines and the vertical angle needle (34) are matched with each other, and the clamping and positioning unit (60) is located at the outer sides of the angle dial (36) and the clamping and positioning unit (60).
4. A oncology puncture positioning device according to claim 3, wherein: a positioning ring (33) is fixed between the two cross bars (31).
5. A oncology puncture positioning device according to claim 3, wherein: the clamping and positioning unit (60) comprises a guide slide bar (61), a first clamping element (62) and a second clamping element (63), wherein the guide slide bar (61) is fixed on the outer side of the linkage rod (32) and is positioned at the lower end of the vertical angle needle (34), the first clamping element (62) is slidably connected to the outer side of the guide slide bar (61), the guide slide bar (61) and the first clamping element (62) all penetrate through arc-shaped positioning grooves inside the angle disc (36), the second clamping element (63) is in threaded connection with the outer side of the first clamping element (62), and the first clamping element (62) and the second clamping element (63) are respectively positioned at two ends of the angle disc (36).
6. The oncology puncture positioning device according to claim 5, wherein: the outside of the guide slide bar (61) is provided with a chamfered surface, and the inside of the first clamping element (62) is provided with a rotation stopping chute with the chamfered surface being matched.
7. The oncology puncture positioning device according to claim 1, wherein: the lower extreme of location drain pan (10) has seted up special-shaped recess, the inside of special-shaped recess is equipped with detachable bonding board (11), the bottom of bonding board (11) is fixed with the film, the bottom of film bonds there is dustproof paper.
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| CN202210464973.5A CN114767173B (en) | 2022-04-29 | 2022-04-29 | Puncture positioning device for oncology department |
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| CN202210464973.5A CN114767173B (en) | 2022-04-29 | 2022-04-29 | Puncture positioning device for oncology department |
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| CN101099684A (en) * | 2006-05-22 | 2008-01-09 | 伊西康内外科公司 | MRI biopsy device |
| CN110448363A (en) * | 2019-08-30 | 2019-11-15 | 山东大学齐鲁医院 | A kind of chemotherapy puncture positioning device that can adjust orientation distance |
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| US20080200835A1 (en) * | 2006-06-30 | 2008-08-21 | Monson Gavin M | Energy Biopsy Device for Tissue Penetration and Hemostasis |
| US8366635B2 (en) * | 2008-12-18 | 2013-02-05 | Devicor Medical Products, Inc. | Biopsy probe and targeting set interface |
| US7862518B2 (en) * | 2008-12-18 | 2011-01-04 | Devicor Medical Products, Inc. | Biopsy device with telescoping cutter cover |
| CN209153770U (en) * | 2018-02-13 | 2019-07-26 | 贵州省人民医院 | A kind of breast tumor Biopsy guide device |
| CN111166351A (en) * | 2020-01-19 | 2020-05-19 | 华中科技大学同济医学院附属协和医院 | Automatic venipuncture machine and control method thereof |
| CN112244952B (en) * | 2020-09-28 | 2021-07-06 | 南通大学附属医院 | Safety protection type breast tumor puncture device and working method |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101099684A (en) * | 2006-05-22 | 2008-01-09 | 伊西康内外科公司 | MRI biopsy device |
| CN110448363A (en) * | 2019-08-30 | 2019-11-15 | 山东大学齐鲁医院 | A kind of chemotherapy puncture positioning device that can adjust orientation distance |
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