CN203029312U - Round tube shaped anastomat - Google Patents
Round tube shaped anastomat Download PDFInfo
- Publication number
- CN203029312U CN203029312U CN 201220737001 CN201220737001U CN203029312U CN 203029312 U CN203029312 U CN 203029312U CN 201220737001 CN201220737001 CN 201220737001 CN 201220737001 U CN201220737001 U CN 201220737001U CN 203029312 U CN203029312 U CN 203029312U
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- China
- Prior art keywords
- lock dog
- safety block
- pull rod
- tubular type
- housing
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Abstract
The utility model provides a round tube shaped anastomat which comprises a shell, a nail anvil pull rod, a nail pushing rod, a knob, a hitting handle, and a safety mechanism. The nail anvil pull rod is contained in the shell, the nail pushing rod is sleeved on the nail anvil pull rod, the knob is connected with a near end of the shell so as to drive the nail anvil pull rod to move, and the hitting handle is pivoted on the shell and supports the near end of the nail pushing rod, and the safety mechanism is movably positioned in the shell and limits movement of the hitting handle. The safety mechanism comprises a lock block which can support or be separated from the hitting handle, a safety block oppositely arranged at a near end of the lock block, and a torsion spring connecting the lock block with the safety block. A pull rod pin is arranged on the nail anvil pull rod, and a moving groove matched with the pull rod pin is arranged on the safety block. When the knob is rotated to a hitting position, the lock block is separated from the hitting handle. With the round tube shaped anastomat, occurrence of hitting errors can be effectively prevented, and operations are enabled to be simpler and more convenient.
Description
Technical field
This utility model relates to technical field of medical instruments, relates in particular to a kind of tubular type anastomat.
Background technology
The surgeon is after the canceration of carrying out human body cast physiological tissues such as intestinal, esophagus partly undergos surgery excision, when the good cast physiological tissue that needs to stay connects, or when carrying out hemorrhoid cuttings anastomosis, normally adopt special anastomosis staple to sew up connection by the tubular type anastomat.
Existing tubular type anastomat generally includes the percussion handle of anastomat body, pivotally connected described anastomat body and the nail supporting base assembly that cooperates with described anastomat body.Described anastomat body comprises annular nail bin, the annular cutting knife of being located at far-end, be arranged on anastomosis staple in the nail bin, connect the anvil pull rod of nail supporting base assembly and be arranged on nail bin and pull the trigger between the handle to pull the trigger the ejector pin bar of annular cutting knife and anastomosis staple.Described nail supporting base assembly comprises round table-like nail anvil and is fixed on the nail-anvil cap at its top.Coincideing, when cutting, generally earlier the tubular type anastomat inserted human body cast physiological tissue; Rotary knob is to make the nail bin of nail supporting base assembly and anastomat body clamp containing two ends tissue by anvil pull rod again, by percussion hand control ejector pin bar is pulled the trigger anastomosis staple and annular cutting knife then, with identical two ends tissue and with the excess tissue excision of containing back; At last coincide finish after, with the tubular type anastomat by extracting out in the human body cast physiological tissue.Existing tubular type anastomat generally props up the percussion handle by external safety structure, is pulled the trigger to avoid pulling the trigger handle by mistake, but is to use external insurance institution can increase operating procedure, and it is convenient inadequately to use.
Therefore, be necessary to provide a kind of improved tubular type anastomat to address the above problem.
The utility model content
The purpose of this utility model is to provide a kind of and has embedded with safety mechanism, can effectively prevent mistake percussion and tubular type anastomat simple to operate.
For realizing above-mentioned utility model purpose, this utility model provides a kind of tubular type anastomat, comprise housing, be contained in the anvil pull rod in the housing, be set in the ejector pin bar on the described anvil pull rod, be connected to control the knob that described anvil pull rod moves with the housing near-end, and be articulated on the described housing and support the percussion handle of described ejector pin bar near-end, described tubular type anastomat also comprises the insurance institution that activity orientation moves with restriction percussion handle in housing, described insurance institution comprises the lock dog that can support or break away from described percussion handle, the torsion spring that is oppositely arranged on the safety block of described lock dog near-end and connects described lock dog and safety block, described anvil pull rod is provided with stay rod pin, described safety block is provided with the shifting chute that matches with described stay rod pin, when but described knob rotated to firing position, described lock dog broke away from the percussion handle.
As further improvement of the utility model, described shifting chute is Z-shaped and towards the far-end open design of described safety block, described Z type shifting chute comprises that first groove that all also staggers mutually along the extension of housing axial direction is connected the link slot of first groove and second groove with second groove and perforation, described first groove is near the lock dog design, and described stay rod pin is positioned at the near-end of second groove when original state.
As further improvement of the utility model, described safety block is provided with the breach that is communicated with and is positioned at a side of the close lock dog of shifting chute with described shifting chute, and described lock dog is provided with the restriction protrusion in the breach that extends into safety block.
As further improvement of the utility model, described safety block is formed with first skew wall that tilt to connect the first groove inwall and from the first vertical wall of the described first skew wall remote extension in indentation, there, described restriction protrusion is provided with second skew wall parallel with first skew wall and the second vertical wall parallel with the first vertical wall, and relative second skew wall of the described second vertical wall is located at the near-end of described lock dog; The described second vertical wall is terminal when original state offsets with the first skew wall far-end; When stay rod pin moves to the link slot position of the second groove far-end, described safety block rotates under the active force of described torsion spring and makes the described first vertical wall and the second vertical wall offset, and described stay rod pin moves into the link slot position of the first groove near-end relatively simultaneously.
As further improvement of the utility model, connect the chute that moves for stay rod pin before and after being provided with in the described lock dog, described chute is corresponding along the housing axial direction with first groove of described safety block when described stay rod pin moves to the link slot position of the first groove near-end.
As further improvement of the utility model, described lock dog and safety block be hollow form design and being set on the described anvil pull rod ringwise all, and described lock dog and safety block also are respectively equipped with the reference column of circumferential extension to fix with described torsion spring.
As further improvement of the utility model, the near-end of described housing is provided with baffle, and described tubular type anastomat also comprises the insurance spring that is arranged between described safety block and the described baffle.
As further improvement of the utility model, described housing is provided with the stopper slot that extends vertically, and described lock dog is provided with the spacer pin that protrudes in the described stopper slot.
As further improvement of the utility model, described percussion handle comprises the handle that is positioned at hull outside, protrude into housing and the pushing portion that offsets with described ejector pin bar near-end and fix and be connected the connecting portion of handle and pushing portion with the housing pivot, described pushing portion is between ejector pin bar and lock dog, and described connecting portion is provided with the supporting surface that offsets with described lock dog.
As further improvement of the utility model, described stay rod pin is assemblied on the described anvil pull rod or is integrally formed on the described anvil pull rod.
The beneficial effects of the utility model are: this utility model tubular type anastomat is by arranging insurance institution in the anastomat body, make when knob does not rotate to firing position, the lock dog of percussion handle and insurance institution offsets, thus the motion of restriction percussion handle; When rotary knob during to firing position, by the pulling safety block of the stay rod pin on the anvil pull rod and then drive lock dog and move the restriction that removes the percussion handle, make the percussion handle to pull the trigger; Thereby can effectively prevent the generation of mistake percussion, and make operation technique more simple and convenient, can effectively avoid the malpractice that causes because of the mistake percussion.
Description of drawings
Fig. 1 is the partial schematic sectional view of this utility model tubular type anastomat;
Fig. 2 is the axonometric chart of the safety block on the tubular type anastomat among Fig. 1;
Fig. 3 is the view of another angle of safety block among Fig. 2;
Fig. 4 is the axonometric chart of the lock dog on the tubular type anastomat among Fig. 1;
Fig. 5 is the view of another angle of lock dog among Fig. 4;
Fig. 6 is the safety block that cooperatively interacts among Fig. 1 and another angular views of lock dog;
The sketch map that Fig. 7 is this utility model tubular type anastomat when stay rod pin moves in the link slot of the first groove end of safety block;
Fig. 8 is the sketch map of this utility model tubular type anastomat after stay rod pin shifts out lock dog;
Fig. 9 be this utility model tubular type anastomat at the reverse rotation knob so that the sketch map of stay rod pin pulling lock dog when moving towards the knob direction;
Figure 10 is that this utility model tubular type anastomat is at the sketch map of percussion state.
The specific embodiment
Below with reference to each embodiment shown in the drawings this utility model is described in detail.But these embodiments do not limit this utility model, and the conversion on the structure that those of ordinary skill in the art makes according to these embodiments, method, algorithm or the function all is included in the protection domain of the present utility model.
The word of described expression position and direction in this utility model, all be operator (not shown) with this utility model tubular type anastomat 100 as reference, close operator's a end is near-end, is far-end away from operator's a end.
Please refer to Fig. 1 to a preferred embodiments that Figure 10 shows that this utility model tubular type anastomat 100.Described tubular type anastomat 100 comprises anastomat body 1, be equipped with nail supporting base assembly 2, the knob 3 that is fixed on anastomat body 1 other end and pivot in the anastomat body 1 one ends outside is fixed on percussion handle 4 on the anastomat body 1.
Please refer to shown in Figure 1, described anastomat body 1 comprise housing 10, by a retainer ring 11 be fixedly connected on housing 10 far-ends nail tube 12, be arranged on nail bin groupware (not shown) in the nail tube 12, be contained in the housing 10 and along housing 10 axially connect the anvil pull rod 13 of described nail supporting base assemblies 2 and knob 3, the ejector pin bar 14 and the activity orientation that are set in successively on the anvil pull rod 13 along housing 10 axial directions pull the trigger the insurance institution that handle 4 moves with restriction in housing 10 in.Described anvil pull rod 13 and knob 3 be by being threaded, make rotary knob 3 can control anvil pull rod 13 and move along the axial direction of housing 10, and then drive described nail supporting base assembly 2 near or away from described nail bin groupware.The far-end of described ejector pin bar 14 is connected to pull the trigger annular cutting knife and the anastomosis staple (not shown) in the described nail bin groupware with described nail bin groupware.Described housing 10 is provided with the baffle 102 of extending vertically insurance institution moved spacing stopper slot 101 and to be located at the near-end of described housing.
Please refer to shown in Figure 1ly, described percussion handle 4 is provided with the handle 41 that is positioned at housing 10 outsides, protrude into housing 10 and the pushing portion 42 that offsets with described ejector pin bar 14 near-ends and fix and be connected the connecting portion 43 of handle 41 and pushing portion 42 with housing 10 pivots.Described pushing portion 42 along housing 10 axial directions between ejector pin bar 14 and insurance institution.Described connecting portion 43 axially exceeds described pushing portion 42 to proximal extension along housing 10, and is provided with the supporting surface 431 that is positioned at the inboard and offsets with insurance institution.
Please refer to Fig. 1 to shown in Figure 5, described insurance institution comprise the supporting surface 431 that can support or break away from percussion handle 4 lock dog 15, be oppositely arranged on lock dog 15 near-ends safety block 16, connect the torsion spring 17 of lock dog 15 and safety block 16 and be arranged on insurance spring 18 between described safety block 16 and the baffle 102.Described lock dog 15 and safety block 16 be hollow form design ringwise all, and described torsion spring 17 is set on described lock dog 15 and the safety block 16.Described lock dog 15 and safety block 16 also are respectively equipped with the reference column 19 of circumferential extension to fix with described torsion spring 17.Described lock dog 15 also is provided with in the stopper slot 101 that protrudes into described housing 10 and the spacer pin 151 that can slide in stopper slot 101.
Described anvil pull rod 13 is provided with stay rod pin 131, and described stay rod pin 131 can be fixed on the described anvil pull rod 13 by the assembling mode, also can be integrally formed on the described anvil pull rod 13.Described safety block 16 is provided with the shifting chute 161 that matches with described stay rod pin 131 and the breach 162 that is communicated with and is positioned at shifting chute 161 far-ends with shifting chute 161.Described lock dog 15 is provided with along housing 10 and extends axially into restriction protrusion 152 in the breach 162 of safety block 16, and the support division 150 that offsets with the supporting surface 431 of percussion handle 4.Described anvil pull rod 13 drives stay rod pin 131 when knob 3 rotates to firing position mobile in shifting chute 161, and drive lock dog 15 disengaging percussion handles 4 by stay rod pin 131 when knob 3 rotates to firing position.In addition, also be provided with front and back in the described lock dog 15 and connect the chute 153 that moves for stay rod pin 131.
Described shifting chute 161 is Z-shaped and towards the far-end open design of described safety block 16, this Z type shifting chute 161 comprise all along housing 10 axial directions extend and first groove 1611 that staggers mutually with second groove 1612 and connect the link slot 1613 that is connected first groove 1611 and second groove 1612.Described first groove 1611 is communicated with near lock dog 15 designs and with described breach 162, and described stay rod pin 131 is positioned at the near-end of second groove 1612 when original state.Described safety block 16 is formed with first skew wall 163 that tilt to connect first groove, 1611 inwalls and from the first vertical wall 164 of first skew wall, 163 remote extensions in breach 162 inboards.Described restriction protrusion 152 is provided with second skew wall 1521 parallel with first skew wall 163 and the second vertical wall 1522 parallel with the first vertical wall 164.Described second vertical wall 1522 relative second skew walls 1521 are located at the near-end of lock dog 15.
Please in conjunction with Fig. 1 and shown in Figure 6, when original state, the spacer pin 151 of described lock dog 15 is positioned at the far-end of the stopper slot 101 of housing 10, described stay rod pin 131 is positioned at the near-end of second groove 1612 on the safety block 16, the near-end of the near-end of the second vertical wall 1522 of described lock dog 15 and first skew wall 163 of safety block 16 offsets along housing 10 circumferencial directions, and this moment, the support division 150 of described lock dog 15 supports the supporting surface 431 of percussion handle 4, feasible percussion handle 4 can not be pressed and push ejector pin bar 14, thereby can not avoid mistake to pull the trigger this utility model tubular type anastomat 100 by ejector pin bar 14 percussion nail bin groupwares.
In conjunction with Fig. 1 and shown in Figure 7, when rotary knob 3 moves to link slot 1613 positions of second groove, 1612 far-ends to drive stay rod pin 131 by anvil pull rod 13, described safety block 16 rotates under the active force of described torsion spring 17, thereby make the first vertical wall 164 of safety block 16 and the second vertical wall 1522 of lock dog 15 offset, simultaneously described stay rod pin 131 moves into link slot 1613 positions of first groove, 1611 near-ends relatively; And at this moment, first groove 1611 of the chute 153 in the described lock dog 15 and safety block 16 is axially corresponding along housing 10.
In conjunction with Fig. 2, Fig. 4, Fig. 7 and shown in Figure 8, when continuing rotary knob 3, anvil pull rod 13 drives stay rod pins 131 and continues mobilely, and stay rod pin 131 moved into first groove 1611, passed the chute 153 of breach 162 and lock dog 15 inboards again from link slot 1613 earlier this moment.Above-mentioned make at rotary knob 3 anvil pull rod 13 drive stay rod pins 131 from second groove 1612 in first groove 1611 and breach 162 and the chute 153 in the moving process, anvil pull rod 13 promotes nail supporting base assembly 2 towards the direction away from nail bin groupware.
After rotary knob 3 made that anvil pull rod 13 moves to range, the reverse rotation knob 3 again, and at this moment, anvil pull rod 13 drive stay rod pins 131 rollbacks make stay rod pin 131 pass chute 153 and breach 162 enters first groove 1611; In the process of above-mentioned reverse rotation knob 3 with drive anvil pull rod 13 rollbacks, described nail supporting base assembly 2 is driven gradually near nail bin groupware by anvil pull rod 13, draws in the tissue that will coincide, cut and follows closely 12 internal cavity and by nail supporting base assembly 2 and nail bin groupware clamping.In conjunction with Fig. 2, Fig. 4 and shown in Figure 9, when reverse rotation knob 3 makes anvil pull rod 13 drive in the link slot 1613 that stay rod pins 131 move into first groove, 1611 near-ends, continue reverse rotation knob 3 again, 131 inwalls that can push link slot 1613 near-ends of stay rod pin, move towards knob 3 directions thereby promote safety block 16, insurance spring 18 is compressed simultaneously; At this moment, if do not press percussion handle 4, then lock dog 15 can move towards knob 3 directions under the pulling of safety block 16 and torsion spring 17, and the spacer pin 151 of lock dog 15 also moves towards knob 3 directions in the stopper slot 101 of housing 11 simultaneously, and namely spacer pin 151 moves to the near-end of the stopper slot 101 of housing 10.Again in conjunction with shown in Figure 10, move to and draw close nail bin groupware and during grip tissue (not shown) when knob 3 drives nail supporting base assemblies 2 by pull bar 13, lock dog 15 moves the supporting surface 431 that breaks away from percussion handle 4, namely remove the restriction to percussion handle 4, can press percussion handle 4 this moment and carry out the anastomosis staple in the nail bin groupware, the percussion of annular cutting knife.In the process of pressing percussion handle 4, percussion handle 4 supports lock dog 15 and makes lock dog 15 rotate a little under the cooperation of safety block 16, and at this moment, stay rod pin 131 moves in the link slot 1613 of second groove, 1612 far-ends.
In conjunction with Figure 10 and shown in Figure 1, after finishing, percussion unclamps percussion handle 4, and the insurance spring 18 of this moment compression discharges and promotes safety block 16 and move and make stay rod pin 131 be retracted into original state towards the direction away from knob 3.
As seen from the above, this utility model tubular type anastomat 100 makes when knob 3 does not rotate to firing position that by insurance institution is set percussion handle 4 offsets with the lock dog 15 of insurance institution, thus the operation of restriction percussion handle 4; When rotary knob 3 during to firing position, by the stay rod pin 131 pulling safety blocks 16 on the anvil pull rod 13 and then drive lock dog 15 and move the restriction that removes percussion handle 4, make percussion handle 4 to pull the trigger; Thereby can effectively prevent the generation of mistake percussion, and simplify the use step of tubular type anastomat 100, make operation technique more simple and convenient, and then effectively avoid pulling the trigger the malpractice that causes because of mistake.
Be to be understood that, though this description is described according to embodiment, but be not that each embodiment only comprises an independently technical scheme, this narrating mode of description only is for clarity sake, those skilled in the art should make description as a whole, technical scheme in each embodiment also can form other embodiments that it will be appreciated by those skilled in the art that through appropriate combination.
Above listed a series of detailed description only is specifying at feasibility embodiment of the present utility model; they are not in order to limiting protection domain of the present utility model, allly do not break away from equivalent embodiment or the change that this utility model skill spirit does and all should be included within the protection domain of the present utility model.
Claims (10)
1. tubular type anastomat, comprise housing, be contained in the anvil pull rod in the housing, be set in the ejector pin bar on the described anvil pull rod, be connected to control the knob that described anvil pull rod moves with the housing near-end, and be articulated on the described housing and support the percussion handle of described ejector pin bar near-end, it is characterized in that: described tubular type anastomat also comprises the insurance institution that activity orientation moves with restriction percussion handle in housing, described insurance institution comprises the lock dog that can support or break away from described percussion handle, the torsion spring that is oppositely arranged on the safety block of described lock dog near-end and connects described lock dog and safety block, described anvil pull rod is provided with stay rod pin, described safety block is provided with the shifting chute that matches with described stay rod pin, when but described knob rotated to firing position, described lock dog broke away from the percussion handle.
2. tubular type anastomat according to claim 1, it is characterized in that: described shifting chute is Z-shaped and towards the far-end open design of described safety block, described Z type shifting chute comprises that first groove that all also staggers mutually along the extension of housing axial direction is connected the link slot of first groove and second groove with second groove and perforation, described first groove is near the lock dog design, and described stay rod pin is positioned at the near-end of second groove when original state.
3. tubular type anastomat according to claim 2 is characterized in that: described safety block is provided with and is communicated with described shifting chute and is positioned at shifting chute near the breach of a side of lock dog, and described lock dog is provided with the restriction protrusion in the breach that extends into safety block.
4. tubular type anastomat according to claim 3, it is characterized in that: described safety block is formed with first skew wall that tilt to connect the first groove inwall and from the first vertical wall of the described first skew wall remote extension in indentation, there, described restriction protrusion is provided with second skew wall parallel with first skew wall and the second vertical wall parallel with the first vertical wall, and relative second skew wall of the described second vertical wall is located at the near-end of described lock dog; The described second vertical wall is terminal when original state offsets with the first skew wall far-end; When stay rod pin moves to the link slot position of the second groove far-end, described safety block rotates under the active force of described torsion spring and makes the described first vertical wall and the second vertical wall offset, and described stay rod pin moves into the link slot position of the first groove near-end relatively simultaneously.
5. tubular type anastomat according to claim 4, it is characterized in that: connect the chute that moves for stay rod pin before and after being provided with in the described lock dog, described chute is corresponding along the housing axial direction with first groove of described safety block when described stay rod pin moves to the link slot position of the first groove near-end.
6. tubular type anastomat according to claim 1, it is characterized in that: described lock dog and safety block be hollow form design and being set on the described anvil pull rod ringwise all, and described lock dog and safety block also are respectively equipped with the reference column of circumferential extension to fix with described torsion spring.
7. tubular type anastomat according to claim 6, it is characterized in that: the near-end of described housing is provided with baffle, and described tubular type anastomat also comprises the insurance spring that is arranged between described safety block and the described baffle.
8. tubular type anastomat according to claim 1 is characterized in that: described housing is provided with the stopper slot that extends vertically, and described lock dog is provided with the spacer pin that protrudes in the described stopper slot.
9. tubular type anastomat according to claim 1, it is characterized in that: described percussion handle comprises the handle that is positioned at hull outside, protrude into housing and the pushing portion that offsets with described ejector pin bar near-end and fix and be connected the connecting portion of handle and pushing portion with the housing pivot, described pushing portion is between ejector pin bar and lock dog, and described connecting portion is provided with the supporting surface that offsets with described lock dog.
10. tubular type anastomat according to claim 1, it is characterized in that: described stay rod pin is assemblied on the described anvil pull rod or is integrally formed on the described anvil pull rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220737001 CN203029312U (en) | 2012-12-28 | 2012-12-28 | Round tube shaped anastomat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220737001 CN203029312U (en) | 2012-12-28 | 2012-12-28 | Round tube shaped anastomat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203029312U true CN203029312U (en) | 2013-07-03 |
Family
ID=48681461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220737001 Withdrawn - After Issue CN203029312U (en) | 2012-12-28 | 2012-12-28 | Round tube shaped anastomat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203029312U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103142278A (en) * | 2012-12-28 | 2013-06-12 | 苏州天臣国际医疗科技有限公司 | Circular tube-type anastomat |
| CN103536333A (en) * | 2013-09-29 | 2014-01-29 | 北京中法派尔特医疗设备有限公司 | Anastomat and outer safety device of anastomat |
| CN105310747A (en) * | 2015-12-05 | 2016-02-10 | 天津天耀金属制品有限公司 | Circumcise anastomat with U-shaped seat locking mechanism |
| CN105326565A (en) * | 2014-08-11 | 2016-02-17 | 天津天耀金属制品有限公司 | Safety switch device |
| CN111317532A (en) * | 2018-12-14 | 2020-06-23 | 苏州天臣国际医疗科技有限公司 | Firing mechanism and anastomat |
| CN111345862A (en) * | 2018-12-20 | 2020-06-30 | 苏州天臣国际医疗科技有限公司 | Firing mechanism and anastomat |
| CN111374729A (en) * | 2018-12-27 | 2020-07-07 | 苏州天臣国际医疗科技有限公司 | Medical anastomat |
-
2012
- 2012-12-28 CN CN 201220737001 patent/CN203029312U/en not_active Withdrawn - After Issue
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103142278A (en) * | 2012-12-28 | 2013-06-12 | 苏州天臣国际医疗科技有限公司 | Circular tube-type anastomat |
| CN103142278B (en) * | 2012-12-28 | 2014-12-03 | 苏州天臣国际医疗科技有限公司 | Circular tube-type anastomat |
| CN103536333A (en) * | 2013-09-29 | 2014-01-29 | 北京中法派尔特医疗设备有限公司 | Anastomat and outer safety device of anastomat |
| CN105326565A (en) * | 2014-08-11 | 2016-02-17 | 天津天耀金属制品有限公司 | Safety switch device |
| CN105326565B (en) * | 2014-08-11 | 2017-07-07 | 刘晓林 | A kind of discharge cock device |
| CN105310747A (en) * | 2015-12-05 | 2016-02-10 | 天津天耀金属制品有限公司 | Circumcise anastomat with U-shaped seat locking mechanism |
| CN105310747B (en) * | 2015-12-05 | 2017-09-12 | 北京天钥医疗器械有限公司 | A kind of anastomat for circumcision with spill seat lockable mechanism |
| CN111317532A (en) * | 2018-12-14 | 2020-06-23 | 苏州天臣国际医疗科技有限公司 | Firing mechanism and anastomat |
| CN111345862A (en) * | 2018-12-20 | 2020-06-30 | 苏州天臣国际医疗科技有限公司 | Firing mechanism and anastomat |
| CN111374729A (en) * | 2018-12-27 | 2020-07-07 | 苏州天臣国际医疗科技有限公司 | Medical anastomat |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130703 Effective date of abandoning: 20141203 |
|
| RGAV | Abandon patent right to avoid regrant |