CN204446018U - A kind of novel tissue pincers - Google Patents
A kind of novel tissue pincers Download PDFInfo
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- CN204446018U CN204446018U CN201520017050.0U CN201520017050U CN204446018U CN 204446018 U CN204446018 U CN 204446018U CN 201520017050 U CN201520017050 U CN 201520017050U CN 204446018 U CN204446018 U CN 204446018U
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- jig arm
- tooth portion
- novel tissue
- lip head
- head tooth
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Abstract
The utility model discloses a kind of novel tissue pincers, comprise two hinged jig arm; Lip head tooth portion is also provided with at the top of described jig arm; In each described arm clamping structure, described jig arm to described lip head tooth portion successively to inward side to curved setting; The inner side in described lip head tooth portion is also spaced and is provided with multiple sawtooth, and pincers are furnished with different strand nail positions.The novel tissue pincers that this utility model provides, jig arm is curved to entirety to inward side successively to lip head tooth portion, avoids and uses existing traditional tissue forceps with direct rod shape lip head in problem albumen or other value being entered injury normal organization when thing sends into human body.The inner side in lip head tooth portion is also spaced and is provided with multiple sawtooth, and above-mentioned sawtooth also can increase the frictional force of grasping tissue effectively, prevents piece of tissue from coming off.The difference strand nail position of pincers is convenient to the patient of differing heights or dissimilar operation.
Description
Technical field
This utility model relates to technical field of medical instruments, especially relates to a kind of novel tissue pincers.
Background technology
In modern medical equipment, tissue forceps is again mouse tooth forceps (Allis).To the squeezing organized, comparatively vascular forceps is light, therefore generally in order to send into soft tissues such as implanting albumen or to clamp the cut diseased region of traction, is beneficial to operation and carries out.Such as: in micro-wound surgical operation, require that minimum degree damages normal configuration, and farthest excise abnormality or tissue.In neurosurgery process, often encounter abnormality or tumor tissues concealment the isostructural dark side of vagina; In major part structure, as tortuous in the limited space of the organs such as vagina, use existing traditional tissue forceps with direct rod shape lip head to be difficult to accomplish not only to protect normal organization, but also can pathological tissues to be got at and removal lesion tissue.Because the direct rod shape lip head of traditional tissue forceps can not bending, therefore its using function will be very limited and restrict.In addition, the smooth grasping tissue block of head of traditional tissue forceps easily comes off and damages soft tissues such as implanting albumen.
Therefore, how overcoming above-mentioned technological deficiency is those skilled in the art's problem demanding prompt solutions.
Utility model content
This utility model provides a kind of novel tissue to clamp, in order to solve the problems of the technologies described above.
This utility model for the adopted technical scheme that solves the problem is:
This utility model provides a kind of novel tissue pincers, comprises two hinged jig arm; Lip head tooth portion is also provided with at the top of described jig arm;
In each described arm clamping structure, described jig arm to described lip head tooth portion successively to inward side to curved setting; The inner side in described lip head tooth portion is also spaced and is provided with multiple sawtooth.
Preferably, as a kind of embodiment, the inner surface in described lip head tooth portion is also provided with groove, and multiple described sawtooth is positioned on the bottom land of described groove.
Preferably, as a kind of embodiment, the multiple described sawtooth of the inner side in described lip head tooth portion is strip sawtooth.
Preferably, as a kind of embodiment, the multiple described strip sawtooth in described lip head tooth portion is horizontally arranged in inside described lip head tooth portion.
Preferably, as a kind of embodiment, the middle and upper part of described jig arm is also provided with pin-and-hole; Described pin-and-hole is through hole or screwed hole; Pin-and-hole position in two relatively hinged described jig arm overlaps; The installation site of described pin-and-hole is the optional position, front, middle and upper part of described jig arm;
Preferably, as a kind of embodiment, described novel tissue pincers also comprise connecting shaft; Pin-and-hole pin in described connecting shaft hinged described jig arm relative to two coordinates.
Preferably, as a kind of embodiment, in each described arm clamping structure, the afterbody of described jig arm is also provided with handle portion; The shape of described handle portion is circular or oval.
Preferably, as a kind of embodiment, in each described arm clamping structure, the afterbody of described jig arm also arranges stop bosses; When two jig arm are relatively hinged, two described spacing preiection portions are oppositely arranged; Each described spacing preiection portion is provided with a step; Step in one of them jig arm is provided with hemispherical dop; Step in another jig arm is provided with and can forms with described hemispherical dop the hemispherical draw-in groove be clasped.
Preferably, as a kind of embodiment, described novel tissue pincers are the stainless steel part of 3D printing shaping.
Compared with prior art, the advantage of this utility model embodiment is:
A kind of novel tissue pincers that this utility model provides, it is primarily of the composition of two jig arm that be arranged in parallel, and described each jig arm is formed by hinged top and bottom; The front end at described two tops is provided with lip head tooth portion, and described jig arm to described lip head tooth portion successively to inward side to curved setting; (especially the crooked radian in lip head tooth portion is larger); And the inner side in described lip head tooth portion is also spaced and is provided with multiple sawtooth.(namely opposite flank is all set to zigzag and forms clamp); Rear end adopts pinned connection near hinged place; Described two postbrachiums adopt pinned connection near hinged place.Analysis said structure is known: the novel tissue wrench structure that this utility model embodiment provides and traditional tissue are filed different places and be: jig arm is curved to entirety to inward side successively to described lip head tooth portion, is convenient to file stretch into complications and the organ of narrow space interior (such as: vagina); Which obviate the existing traditional tissue forceps with direct rod shape lip head of utilization and often get at the problem appearance that pathological tissues can injure normal organization.The jig arm degree of crook of the novel tissue pincers that this utility model provides can select different types according to the change of practical situation required angle, and it is wider that the novel tissue that therefore this utility model provides clamps subject range.In addition, the inner side in the described lip head tooth portion of the novel tissue pincers that this utility model provides also is spaced and is provided with multiple sawtooth, and sawtooth can increase the frictional force of grasping tissue effectively, prevents piece of tissue from coming off.In addition, arc lip head can avoid the implantation albumen damaging clamping.
In sum, a kind of novel tissue pincers that this utility model embodiment provides, wound can not be produced to the implantation albumen of clamping and tissue, reasonable in design, and especially in the face of such as: it is remarkable that vagina organs such as (or even) spinal cord, cranial cavity, canalis spinalis carries out practical function when tissue is performed the operation.
Accompanying drawing explanation
In order to be illustrated more clearly in this utility model detailed description of the invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in detailed description of the invention or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The overall structure front view of the novel tissue pincers that Fig. 1 provides for this utility model embodiment;
Fig. 2 is the side view of Fig. 1;
The perspective view be under closure state of the novel tissue pincers that Fig. 3 provides for this utility model embodiment;
The perspective view be under open configuration of the novel tissue pincers that Fig. 4 provides for this utility model embodiment;
Fig. 5 is the partial enlargement structural representation of Fig. 4.
Reference numeral:
1-jig arm; 10-lip head tooth portion; 11-sawtooth;
12-connecting shaft; 13-handle portion; 14-spacing preiection portion;
15-hemispherical dop; 16-hemispherical draw-in groove.
Detailed description of the invention
Be clearly and completely described the technical solution of the utility model below in conjunction with accompanying drawing, obviously, described embodiment is this utility model part embodiment, instead of whole embodiments.Based on the embodiment in this utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of this utility model protection.
In description of the present utility model, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only this utility model and simplified characterization for convenience of description; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " only for describing object, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in this utility model can be understood.
Also by reference to the accompanying drawings this utility model is described in further detail below by specific embodiment.
See Fig. 1, a kind of novel tissue pincers that this utility model embodiment provides, comprise two hinged jig arm 1; Lip head tooth portion 10 is also provided with at the top of described jig arm 1;
In each described arm clamping structure, described jig arm 1 to described lip head tooth portion 10 successively to inward side to curved setting (see also Fig. 2); The inner side in described lip head tooth portion 10 is also spaced and is provided with multiple sawtooth.
Above-mentioned novel tissue clamps its composition primarily of two jig arm that be arranged in parallel, and described each jig arm is formed by hinged top and bottom; The front end at described two tops is provided with lip head tooth portion 10, and described jig arm to described lip head tooth portion successively to inward side to curved setting; (especially the crooked radian in lip head tooth portion is larger); And the inner side in described lip head tooth portion 10 is also spaced and is provided with multiple sawtooth 11.(namely opposite flank is all set to zigzag and forms clamp); Rear end adopts connecting shaft 12 (i.e. bearing pin) to connect near hinged place; Described two postbrachiums adopt pinned connection near hinged place.Analysis said structure is known: the novel tissue wrench structure that this utility model embodiment provides and traditional tissue are filed different places and be: jig arm is curved to entirety to inward side successively to described lip head tooth portion, is convenient to vagina file and stretches into complications and the organ of narrow space interior (such as: the organs such as spinal cord, cranial cavity, canalis spinalis); Which obviate the existing traditional tissue forceps with direct rod shape lip head of utilization and often get at the problem appearance that pathological tissues can injure normal organization.The jig arm degree of crook of the novel tissue pincers that this utility model provides can select different types according to the change of practical situation required angle, and it is wider that the novel tissue that therefore this utility model provides clamps subject range.In addition, the inner side in the described lip head tooth portion of the novel tissue pincers that this utility model provides also is spaced and is provided with multiple sawtooth, and sawtooth can increase the frictional force of grasping tissue effectively, prevents piece of tissue from coming off.
It should be noted that in addition, in the structure of the novel tissue pincers that this utility model embodiment provides: lip head tooth portion has certain radian, adapts to the size and shape of piece of tissue according to the design of radian.
Below the concrete structure of the novel tissue pincers that this utility model embodiment provides is done and describes in detail:
Wherein, the inner surface in described lip head tooth portion 10 is also provided with groove (namely the inner side in lip head tooth portion is aduncate structure), and multiple described sawtooth is just just in time positioned on the bottom land of described groove.
The multiple described sawtooth of the inner side in described lip head tooth portion 10 is strip sawtooth.
Wherein, the multiple described strip sawtooth in described lip head tooth portion is horizontally arranged in inside described lip head tooth portion.Above-mentioned strip sawtooth can be horizontally arranged in the inner side in lip head tooth portion obviously, also can be sequentially arranged in the inner side in lip head tooth portion sideling, repeats no longer one by one this this utility model embodiment.
The lip head tooth portion of the novel tissue pincers that this utility model embodiment provides has brand-new structure (arc and sawtooth), the structure of its traditional tissue forceps of comparing, the design of radian can be changed arbitrarily according to the shape size of tissue protein, traditional tissue forceps grasping tissue block easily comes off, the tissue forceps of radian dentation lip head that has of this utility model embodiment design can well avoid this shortcoming, customize comparatively flexible simultaneously, need not die sinking in addition.
Preferably, as a kind of embodiment, the middle and upper part of described jig arm 1 is also provided with pin-and-hole; Described pin-and-hole is through hole or screwed hole; Pin-and-hole position in two relatively hinged described jig arm overlaps; The installation site of described pin-and-hole is the optional position, front, middle and upper part of described jig arm; It should be noted that, the installation site due to pin-and-hole can determine according to the needs of the patient of differing heights and different type of surgery again, and the scope of application that the novel tissue that therefore this utility model embodiment provides clamps is wider, and has more practicality.
Described novel tissue pincers also comprise connecting shaft; Pin-and-hole pin in described connecting shaft hinged described jig arm relative to two coordinates.
It should be noted that, by forming of two jig arm that be arranged in parallel, described each jig arm is formed by hinged forearm and postbrachium; The opposite flank, front end of described two forearms is all set to zigzag and forms clamp; Rear end adopts pinned connection near hinged place; Described two postbrachiums adopt pinned connection near hinged place.
Like this when both near time just form clamp, be convenient to clamp pathological tissues, under the state do not used, clamp is open configuration.Two jig arm hinge connection adopt connecting shaft to connect; Lever motion is done by the connection of connecting shaft in the front and back end of such forearm; Only need open rear end will make clamp be in the open configuration open configuration of meaning shown in Figure 4 (can).Meanwhile, only need the rear end of the closed jig arm closure state of meaning shown in Figure 3 (specifically can), clamp will close and clamp pathological tissues, and carries pathological tissues and taken out outside vagina.
Below the concrete structure of arm clamping structure is described in detail again:
In each described arm clamping structure, the afterbody of described jig arm 1 is also provided with handle portion 13; The shape of described handle portion 13 is circular or oval (i.e. section cascaded handle).
See also Fig. 4 and Fig. 5, in each described arm clamping structure, the afterbody of described jig arm 1 also arranges stop bosses 14; When two jig arm are relatively hinged, two described spacing preiection portions are oppositely arranged (above-mentioned spacing preiection portion is mainly used in spacing and fixing).Each described spacing preiection portion is provided with a step; Step in one of them jig arm 1 is provided with hemispherical dop 15; Step in another jig arm 1 is provided with the hemispherical draw-in groove 16 (i.e. hemispheric groove) that can be formed with described hemispherical dop and be clasped.
It should be noted that, it is hand-held that the handle portion of above-mentioned jig arm is convenient to medical personnel.Not only namely the shape of handle portion is circular or oval (or other shapes), and its surface is curved, and it can facilitate medical personnel hand-held, and medical personnel use the handle portion of above-mentioned shape to use obviously smoothly but also facilitate.Can also be provided with spring (not shown) between described two postbrachium opposite sides in addition, spring may be used for realization and facilitates two jig arm to open use.
In addition, in this utility model embodiment, described novel tissue pincers are the stainless steel part of 3D printing shaping.
Specified otherwise: traditional operation tissue forceps (and does not domesticly have producer, enterprise or research institutions can manufacture operation tissue forceps by choosing laser melting process by flow manufacturing gained such as the polishings of stamping die, multiple working procedure machined and complexity.), and novel tissue that this utility model embodiment provides pincers are precinct laser plastic operation tissue forceps (namely by the molding of 3D printing technique), accomplish once-forming, by gained after simple polishing and process; Wherein, its manufacture process is simply efficient, and the novel tissue pincers better technological properties simultaneously produced, more meets medical devices requirement.It should be noted that, 3D printing (3Dprinting) technology is very ripe, and the novel tissue pincers that this utility model embodiment provides utilize 3D Method of printing to manufacture just; 3D prints, i.e. the one of rapid shaping technique, and it is a kind of based on mathematical model file, uses powdery metal or plastics etc. can jointing material, is carried out the technology of constructed object by the mode successively printed.The 3D printer that domestic and international market occurs mainly contains three kinds: fusion sediment rapid shaping (Fused DepositionModeling, FDM), three-dimensional printing technology (the Three DimensionalPrinting of powder adhesives, 3DP) with selective laser melting technology (Selective Laser Melting, SLM).Their printing master operation be spray from level to level fused mass, one deck paving powder another layer paving bonding agent or one deck paving powder use laser fusion molding again; What this utility model embodiment was mainly selected is that Selective Laser Sintering (Selective Laser Melting, SLM) 3D prints manufacturing technology; For 3D printing technique detailed content, this utility model embodiment repeats no longer one by one to this.
In addition, above-mentioned novel tissue pincers are stainless steel part, but it is not limited only to stainless steel part, and it can also select the alloy components of high-quality to use (such as: titanium alloy).Wherein, because it is made up of special material, comparatively cheap that can select is NiCr13; That intermediate is 2Cr13, or higher-quality 7C27Mo2 material.To this, this utility model embodiment repeats no longer one by one.
In sum, the novel tissue pincers that this utility model embodiment provides are when specifically using, owing to having warp architecture, medical personnel hold novel tissue pincers enter human body time, directly can to bend the tissue stretching to needs operation, and do not need repeatedly to adjust the angle in lip head tooth portion and position (because traditional needs repeatedly adjusts lip head tooth portion, be easy to the damage causing other normal structures of intravaginal), jig arm in addition, the outer rim places such as lip head tooth portion all need to do fillet process (being namely shaped to curved flanges portion), its generation wound also will reduced further around vagina tissue like this.Again it is emphasized that the jig arm front end of the novel tissue pincers that this utility model embodiment provides causes surrounding tissue to destroy to inward side when curved lip head tooth portion avoids gripping; The inner side in lip head tooth portion is also spaced and is provided with multiple sawtooth, and sawtooth can, so that lip head tooth portion is to by the firm clamping of gripping thing, avoid its gripping to come off; Adjustable pin-and-hole (namely the installation site of rivet hole can be designed as required) and connecting shaft coordinate the needs meeting different operation crowd or different type of surgery.
A kind of novel tissue pincers that this utility model embodiment provides, wound can not be produced to tissue, reasonable in design, and especially in the face of such as: it is remarkable that vagina organs such as (or even) spinal cord, cranial cavity, canalis spinalis carries out practical function when tissue is performed the operation.A kind of novel tissue pincers that this utility model embodiment provides, structure is simple, and instrumentation is convenient, alleviate the work load of medical personnel, shorten operating time, improve procedure efficiency and surgical effect, cost is lower, design is more reasonable, is convenient to promote and use.
Last it is noted that above each embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail this utility model with reference to foregoing embodiments, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of this utility model.
Claims (10)
1. novel tissue pincers, is characterized in that,
Comprise two hinged jig arm; Lip head tooth portion is also provided with at the top of described jig arm;
In each described arm clamping structure, described jig arm to described lip head tooth portion successively to inward side to curved setting; The inner side in described lip head tooth portion is also spaced and is provided with multiple sawtooth.
2. novel tissue pincers according to claim 1, is characterized in that,
The inner surface in described lip head tooth portion is also provided with groove, and multiple described sawtooth is positioned on the bottom land of described groove.
3. novel tissue pincers according to claim 1, is characterized in that,
The multiple described sawtooth of the inner side in described lip head tooth portion is strip sawtooth.
4. novel tissue pincers according to claim 3, is characterized in that,
The multiple described strip sawtooth in described lip head tooth portion is horizontally arranged in inside described lip head tooth portion.
5. novel tissue pincers according to claim 1, is characterized in that,
The middle and upper part of described jig arm is also provided with pin-and-hole; Described pin-and-hole is through hole or screwed hole; The installation site of described pin-and-hole is the optional position, front, middle and upper part of described jig arm.
6. novel tissue pincers according to claim 5, is characterized in that,
Pin-and-hole position in two relatively hinged described jig arm overlaps.
7. novel tissue pincers according to claim 1, is characterized in that,
Described novel tissue pincers also comprise connecting shaft; Pin-and-hole pin in described connecting shaft hinged described jig arm relative to two coordinates.
8. novel tissue pincers according to claim 1, is characterized in that,
In each described arm clamping structure, the afterbody of described jig arm is also provided with handle portion; The shape of described handle portion is circular or oval.
9. novel tissue pincers according to claim 8, is characterized in that,
In each described arm clamping structure, the afterbody of described jig arm also arranges stop bosses; When two jig arm are relatively hinged, two described spacing preiection portions are oppositely arranged;
Each described spacing preiection portion is provided with a step; Step in one of them jig arm is provided with hemispherical dop; Step in another jig arm is provided with and can forms with described hemispherical dop the hemispherical draw-in groove be clasped.
10. novel tissue pincers according to claim 1, is characterized in that,
Described novel tissue pincers are the stainless steel part of 3D printing shaping.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520017050.0U CN204446018U (en) | 2015-01-09 | 2015-01-09 | A kind of novel tissue pincers |
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| CN201520017050.0U CN204446018U (en) | 2015-01-09 | 2015-01-09 | A kind of novel tissue pincers |
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| CN204446018U true CN204446018U (en) | 2015-07-08 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110325128A (en) * | 2017-03-16 | 2019-10-11 | 蛇牌股份公司 | The method of the medical instrument and this instrument of manufacture of increasing material manufacturing |
| CN113347931A (en) * | 2018-12-21 | 2021-09-03 | 安纳利恩·加西亚 | Surgical instrument |
-
2015
- 2015-01-09 CN CN201520017050.0U patent/CN204446018U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110325128A (en) * | 2017-03-16 | 2019-10-11 | 蛇牌股份公司 | The method of the medical instrument and this instrument of manufacture of increasing material manufacturing |
| JP2020513968A (en) * | 2017-03-16 | 2020-05-21 | エースクラップ アーゲー | Medical device manufactured by additive manufacturing and manufacturing method of the device |
| CN110325128B (en) * | 2017-03-16 | 2023-03-14 | 蛇牌股份公司 | Additively manufactured medical devices and methods of manufacturing such devices |
| CN113347931A (en) * | 2018-12-21 | 2021-09-03 | 安纳利恩·加西亚 | Surgical instrument |
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