CN104586449A - Suturing device and percussion safety mechanism thereof - Google Patents
Suturing device and percussion safety mechanism thereof Download PDFInfo
- Publication number
- CN104586449A CN104586449A CN201510014059.0A CN201510014059A CN104586449A CN 104586449 A CN104586449 A CN 104586449A CN 201510014059 A CN201510014059 A CN 201510014059A CN 104586449 A CN104586449 A CN 104586449A
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- China
- Prior art keywords
- connecting rod
- mentioned
- safety mechanism
- insurance connecting
- stiching instrument
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- 230000007246 mechanism Effects 0.000 title claims abstract description 37
- 238000009527 percussion Methods 0.000 title claims description 23
- 238000010304 firing Methods 0.000 claims description 45
- 230000002265 prevention Effects 0.000 claims description 20
- 230000000452 restraining effect Effects 0.000 claims description 19
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 230000000007 visual effect Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
- A61B17/07207—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously the staples being applied sequentially
Abstract
The invention provides a suturing device and a triggering safety mechanism thereof. The suturing device comprises a nail propping seat clamping plate, the triggering safety mechanism comprises a safety connecting rod and a safety switch device, wherein the safety connecting rod is installed on the nail propping seat clamping plate in a rotating manner through an elastic part, and the safety connecting rod stops or allows the triggering of the suturing device; the safety switch device is used for locking or unlocking the safety connecting rod. According to the suturing device and the triggering safety mechanism, the locking and unlocking of the triggering can be realized by operating the triggering safety mechanism, so that the mis-triggering of the suturing device can be prevented, and the potential hazard caused by the mis-triggering can be further prevented; in addition, the suturing device and the triggering safety mechanism are convenient and rapid to operate and have characteristics of simple structure and low cost.
Description
Technical field
The present invention relates to medical instruments field, more specifically, relate to a kind of stiching instrument and firing safety mechanism thereof.
Background technology
In surgical operation, various medical apparatus and instruments becomes the requisite instrument of doctor, the application of medical apparatus and instruments and universally make that modus operandi is more various, operating time is shorter, reduce error hand-manipulated, avoid infection, postoperative function recovers the plurality of advantages such as fast.
In various medical apparatus and instruments, maloperation apparatus in operation, can arrange suggestion device, such as color alerts, action prompt etc. usually.Wherein, firing safety mechanism is exactly one of the most effective the most frequently used suggestion device.
In medical suturing instrument, a kind of conventional product is line cutting stitching instrument, is mainly used in the opening sewing up cavity tissue, sews up mouth neatly and very firm, stitching stomatorrhagia is less likely to occur.
Existing Linear stapler does not have firing safety mechanism, after apparatus closed impaction tissue, continue to hold firing handle and can complete firing action, percussion means to be sewed up organizing and implementing, also therefore, this design also exists a shortcoming, is exactly that what do not make doctor clearly know to be about to carry out is firing action, if doctor touches firing handle and causes percussion after apparatus is closed by mistake, operative failure can be caused.
Summary of the invention
The invention provides a kind of stiching instrument and firing safety mechanism thereof, send out stiching instrument to cause dangerous technical problem at least to solve mistakenly hit in medical apparatus and instruments.
Embodiments provide a kind of firing safety mechanism of stiching instrument, above-mentioned stiching instrument comprises nail supporting base clamping plate, above-mentioned firing safety mechanism comprises: insurance connecting rod, above-mentioned insurance connecting rod is arranged on above-mentioned nail supporting base clamping plate by elastomeric element rotationally, and above-mentioned insurance connecting rod realization is to the prevention of the percussion of above-mentioned stiching instrument or permission; Discharge cock device, above-mentioned discharge cock device realization is to the locking of above-mentioned insurance connecting rod or unblock.
Optionally, one end of above-mentioned insurance connecting rod is provided with prevention hook, and above-mentioned prevention hook realization is to the prevention of the percussion of above-mentioned stiching instrument or permission.
Optionally, above-mentioned discharge cock device comprises driving lever, and the other end of above-mentioned insurance connecting rod is against on the above-mentioned driving lever of above-mentioned discharge cock device, and above-mentioned driving lever realization is to the locking of above-mentioned insurance connecting rod or unblock.
Optionally, after above-mentioned driving lever resets to initial position, above-mentioned insurance connecting rod resets to initial position by above-mentioned elastomeric element.
Optionally, above-mentioned insurance connecting rod is provided with rotating shaft and the first block, above-mentioned firing safety mechanism also comprises stroke block, above-mentioned stroke block is provided with the second block, above-mentioned elastomeric element is enclosed within above-mentioned rotating shaft, one end of above-mentioned elastomeric element is against on above-mentioned first block, is against on above-mentioned second block after the other end compression of above-mentioned elastomeric element.
Optionally, above-mentioned elastomeric element is torsion spring or leaf spring.
Optionally, above-mentioned discharge cock device comprises the first restraining position and the second restraining position, above-mentioned first restraining position makes the locking of above-mentioned driving lever realization to above-mentioned insurance connecting rod, make the prevention of above-mentioned insurance connecting rod realization to the percussion of above-mentioned stiching instrument, above-mentioned second restraining position makes the unblock of above-mentioned driving lever realization to above-mentioned insurance connecting rod, makes the permission of above-mentioned insurance connecting rod realization to the percussion of above-mentioned stiching instrument.
The embodiment of the present invention additionally provides a kind of stiching instrument, comprises the above-mentioned firing safety mechanism of any one.
Optionally, above-mentioned stiching instrument comprises nail pushing plate, it is characterized in that, above-mentioned nail pushing plate is provided with projection, and above-mentioned insurance connecting rod is realized the prevention of the percussion of above-mentioned stiching instrument or permission by above-mentioned projection.
Optionally, above-mentioned stiching instrument is Linear stapler or line cutting stitching instrument.
The present invention can, by realizing locking to percussion or unblock to the operation of firing safety mechanism, thus, can prevent the mistakenly hit of stiching instrument from sending out, and then the potential danger preventing from mistakenly hit from sending out causing, in addition, operate fast very convenient, have the advantages that structure is simple, cost is low.
Stiching instrument of the present invention is also called anastomat by those of ordinary skill in the art, within the spirit and principles in the present invention all, and any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Accompanying drawing explanation
Fig. 1 is the structural representation at the firing safety mechanism of a kind of optional stiching instrument of embodiment of the present invention visual angle when insuring closure state in an initial condition;
Fig. 2 is the structural representation at a visual angle of the insurance connecting rod of the firing safety mechanism of a kind of optional stiching instrument of the embodiment of the present invention;
Fig. 3 is the structural representation at a visual angle of the torsion spring of the firing safety mechanism of a kind of optional stiching instrument of the embodiment of the present invention;
Fig. 4 is the structural representation at a visual angle of the stroke block of the firing safety mechanism of a kind of optional stiching instrument of the embodiment of the present invention;
Fig. 5 is the generalized section of Fig. 1;
Fig. 6 is the cross-sectional view at a visual angle of the assembly relation of the torsion spring of firing safety mechanism when insuring open mode of a kind of optional stiching instrument of the embodiment of the present invention;
Fig. 6-1 is the enlarged diagram of the local A of Fig. 6;
Fig. 7 is the cross-sectional view at firing safety mechanism visual angle that stiching instrument closes when insuring closure state of a kind of optional stiching instrument of the embodiment of the present invention;
Fig. 8 is the cross-sectional view at another visual angle of firing safety mechanism when insuring open mode of a kind of optional stiching instrument of the embodiment of the present invention.
Reference numeral in figure: insurance connecting rod 1, stops hook 11, the other end 12, rotating shaft 13, the first block 14; Torsion spring 2; Discharge cock device 3, driving lever 31, the first restraining position 32, second restraining position 33; Stroke block 4, second block 41; Nail supporting base clamping plate 5; Nail pushing plate 6, protruding 61; Firing handle 7; SR 8.
Detailed description of the invention is used for further illustrating but is not limited to the present invention below, below embodiment be only a kind of optional embodiment of the present invention.
Detailed description of the invention
As shown in Figure 1, present embodiments provide a kind of firing safety mechanism of stiching instrument, above-mentioned stiching instrument comprises nail supporting base clamping plate 5, above-mentioned firing safety mechanism comprises: insurance connecting rod 1 as shown in Figure 2, above-mentioned insurance connecting rod 1 is arranged on above-mentioned nail supporting base clamping plate 5 by elastomeric element rotationally, and above-mentioned insurance connecting rod 1 realizes prevention to the percussion of above-mentioned stiching instrument or permission; Discharge cock device 3, above-mentioned discharge cock device 3 realizes locking to above-mentioned insurance connecting rod 1 or unblock; Stroke block 4 as shown in Figure 4, above-mentioned stroke block 4 is arranged on above-mentioned nail supporting base clamping plate 5 rotationally.
Optionally, above-mentioned elastomeric element is torsion spring 2 as shown in Figure 3, can also be leaf spring.
Optionally, as shown in Figure 2, one end of above-mentioned insurance connecting rod 1 is provided with and stops hook 11, and above-mentioned prevention hook 11 realizes prevention to the percussion of above-mentioned stiching instrument or permission.
Optionally, as shown in Figure 5, above-mentioned discharge cock device 3 comprises driving lever 31, and the other end 12 of above-mentioned insurance connecting rod 1 is as shown in Figure 2 against on the above-mentioned driving lever 31 of above-mentioned discharge cock device 3, and above-mentioned driving lever 31 realizes locking to above-mentioned insurance connecting rod 1 or unblock.
Optionally, as shown in Figure 2, above-mentioned insurance connecting rod 1 is also provided with rotating shaft 13 and the first block 14, as shown in Figure 4, above-mentioned stroke block 4 is also provided with the second block 41, and above-mentioned torsion spring 2 is enclosed within above-mentioned rotating shaft 13, one end of above-mentioned torsion spring 2 is against on above-mentioned first block 14, be against on above-mentioned second block 41 after the other end compression of above-mentioned torsion spring 2, as shown in Figure 6, the enlarged diagram of the local A of Fig. 6 as in Figure 6-1.
Optionally, after above-mentioned driving lever 31 resets to initial position, above-mentioned insurance connecting rod 1 resets to initial position by above-mentioned torsion spring 2.
Optionally, as in Figure 6-1, above-mentioned discharge cock device 3 comprises the first restraining position 32 and the second restraining position 33, the locking that above-mentioned first restraining position 32 makes above-mentioned driving lever 31 realize above-mentioned insurance connecting rod 1, above-mentioned insurance connecting rod 1 is made to realize the prevention of the percussion to above-mentioned stiching instrument, the unblock that above-mentioned second restraining position 33 makes above-mentioned driving lever 31 realize above-mentioned insurance connecting rod 1, makes above-mentioned insurance connecting rod 1 realize the permission of the percussion to above-mentioned stiching instrument.
Present embodiments provide a kind of Linear stapler, comprise above-mentioned arbitrary firing safety mechanism.
Optionally, as shown in Figure 5, above-mentioned Linear stapler comprises nail pushing plate 6, and above-mentioned nail pushing plate 6 is provided with protruding 61, above-mentioned insurance connecting rod 1 by above-mentioned protruding 61 realizations to the prevention of the percussion of above-mentioned Linear stapler or permission.
Comprise the operation principle generalized section of the above-mentioned Linear stapler of above-mentioned arbitrary firing safety mechanism as shown in Fig. 5, Fig. 7 and Fig. 8.
As shown in Figure 5, Fig. 5 is the generalized section of Fig. 1, above-mentioned Linear stapler is in original state, the above-mentioned driving lever 31 of above-mentioned discharge cock device 3 is positioned at above-mentioned first restraining position 32 as in Figure 6-1, the locking that above-mentioned first restraining position 32 makes above-mentioned driving lever 31 realize above-mentioned insurance connecting rod 1, makes above-mentioned insurance connecting rod 1 by stopping above-mentioned protruding 61 preventions realizing the percussion of above-mentioned Linear stapler.
As shown in Figure 7, holding firing handle 7 makes above-mentioned Linear stapler close.Unclamp above-mentioned firing handle 7, above-mentioned firing handle 7 is returned to original state as shown in Figure 5, continue to hold above-mentioned firing handle 7, above-mentioned firing handle 7 promotes above-mentioned nail pushing plate 6, the above-mentioned prevention hook 11 of above-mentioned insurance connecting rod 1 is arrived on above-mentioned protruding 61 tops of above-mentioned nail pushing plate 6, above-mentioned nail pushing plate 6 cannot be continued mobile, and then make above-mentioned firing handle 7 cannot continue to hold, above-mentioned Linear stapler cannot be pulled the trigger.
As shown in Figure 8, above-mentioned driving lever 31 is pushed into above-mentioned second restraining position 33 as in Figure 6-1, the above-mentioned other end 12 that above-mentioned driving lever 31 promotes above-mentioned insurance connecting rod 1 makes above-mentioned insurance connecting rod 1 rotate counterclockwise around its rotating shaft, and the above-mentioned prevention hook 11 of above-mentioned insurance connecting rod 1 turns to the below of above-mentioned protruding 61 of above-mentioned nail pushing plate 6.Hold above-mentioned firing handle 7, above-mentioned firing handle 7 promotes above-mentioned nail pushing plate 6, and on above-mentioned nail pushing plate 6 above-mentioned protruding 61 can not be propped up by the above-mentioned prevention hook 11 of above-mentioned insurance connecting rod 1, above-mentioned firing handle 7 are held and complete percussion on earth.
After having pulled the trigger, press SR 8 as shown in Figure 8, above-mentioned Linear stapler resets, manually above-mentioned driving lever 31 is pushed into above-mentioned first restraining position 32 from above-mentioned second restraining position 33, above-mentioned driving lever 31 is made to be returned to original state as shown in Figure 5, above-mentioned insurance connecting rod 1 rotates at the clockwise under influence of above-mentioned torsion spring 2 as in Figure 6-1, and be returned to original state as shown in Figure 5, apparatus completes reset.
Above-mentioned reset, namely resets to initial position as shown in Figure 5, and above-mentioned locking is and prevents percussion, makes above-mentioned insurance connecting rod 1 be in position as shown in Fig. 5 or Fig. 7, and above-mentioned unblock is and allows percussion, makes above-mentioned insurance connecting rod 1 be in position as shown in Figure 8.
Above-mentioned Linear stapler also can be replaced line cutting stitching instrument.
The foregoing is only optional embodiment of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a firing safety mechanism for stiching instrument, described stiching instrument comprises nail supporting base clamping plate (5), it is characterized in that, described firing safety mechanism comprises:
Insurance connecting rod (1), described insurance connecting rod (1) is arranged on described nail supporting base clamping plate (5) by elastomeric element (2) rotationally, and described insurance connecting rod (1) realization is to the prevention of the percussion of described stiching instrument or permission;
Discharge cock device (3), described discharge cock device (3) realization is to the locking of described insurance connecting rod (1) or unblock.
2. firing safety mechanism according to claim 1, it is characterized in that, one end of described insurance connecting rod (1) is provided with and stops hook (11), and described prevention hook (11) realization is to the prevention of the percussion of described stiching instrument or permission.
3. firing safety mechanism according to claim 1, it is characterized in that, described discharge cock device (3) comprises driving lever (31), the other end (12) of described insurance connecting rod (1) is against on the described driving lever (31) of described discharge cock device (3), and described driving lever (31) realization is to the locking of described insurance connecting rod (1) or unblock.
4. firing safety mechanism according to claim 3, is characterized in that, after described driving lever (31) resets to initial position, described insurance connecting rod (1) resets to initial position by described elastomeric element (2).
5. firing safety mechanism according to claim 1, it is characterized in that, described insurance connecting rod (1) is provided with rotating shaft (13) and the first block (14), described firing safety mechanism also comprises stroke block (4), described stroke block (4) is provided with the second block (41), described elastomeric element (2) is enclosed within described rotating shaft (13), one end of described elastomeric element (2) is against on described first block (14), is against on described second block (41) after the other end compression of described elastomeric element (2).
6. firing safety mechanism according to claim 1, is characterized in that, described elastomeric element (2) is torsion spring or leaf spring.
7. firing safety mechanism according to claim 3, it is characterized in that, described discharge cock device (3) comprises the first restraining position (32) and the second restraining position (33), described first restraining position (32) makes the locking of described driving lever (31) realization to described insurance connecting rod (1), make the prevention of described insurance connecting rod (1) realization to the percussion of described stiching instrument, described second restraining position (33) makes the unblock of described driving lever (31) realization to described insurance connecting rod (1), make the permission of described insurance connecting rod (1) realization to the percussion of described stiching instrument.
8. a stiching instrument, is characterized in that, comprises the firing safety mechanism according to any one of claim 1 to 7.
9. stiching instrument according to claim 8, described stiching instrument comprises nail pushing plate (6), it is characterized in that, described nail pushing plate (6) is provided with projection (61), and described insurance connecting rod (1) is realized the prevention of the percussion of described stiching instrument or permission by described projection (61).
10. according to Claim 8 or 9 arbitrary described stiching instrument, it is characterized in that, described stiching instrument is Linear stapler or line cutting stitching instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510014059.0A CN104586449B (en) | 2015-01-12 | 2015-01-12 | Stiching instrument and its firing safety mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510014059.0A CN104586449B (en) | 2015-01-12 | 2015-01-12 | Stiching instrument and its firing safety mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104586449A true CN104586449A (en) | 2015-05-06 |
| CN104586449B CN104586449B (en) | 2017-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510014059.0A Expired - Fee Related CN104586449B (en) | 2015-01-12 | 2015-01-12 | Stiching instrument and its firing safety mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104586449B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106691526A (en) * | 2016-12-29 | 2017-05-24 | 江苏风和医疗器材股份有限公司 | Surgical instrument and rod component for same |
| CN107334504A (en) * | 2016-12-29 | 2017-11-10 | 江苏风和医疗器材股份有限公司 | Shaft member and surgical instruments for surgical instruments |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0539762A1 (en) * | 1991-10-30 | 1993-05-05 | American Cyanamid Company | Linear surgical stapling instrument |
| CN102835984A (en) * | 2012-09-18 | 2012-12-26 | 常州市康迪医用吻合器有限公司 | Cutting anastomat for surgical operation |
| CN103006282A (en) * | 2012-12-28 | 2013-04-03 | 北京中法派尔特医疗设备有限公司 | Surgical stitching instrument with safety device |
| CN104224260A (en) * | 2014-09-19 | 2014-12-24 | 重庆康美唯外科器械有限公司 | Mistaken-percussion-proof safety mechanism for anastomat and anastomat |
| CN204484213U (en) * | 2015-01-12 | 2015-07-22 | 天津万和医疗器械有限公司 | Stiching instrument and firing safety mechanism thereof |
-
2015
- 2015-01-12 CN CN201510014059.0A patent/CN104586449B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0539762A1 (en) * | 1991-10-30 | 1993-05-05 | American Cyanamid Company | Linear surgical stapling instrument |
| CN102835984A (en) * | 2012-09-18 | 2012-12-26 | 常州市康迪医用吻合器有限公司 | Cutting anastomat for surgical operation |
| CN103006282A (en) * | 2012-12-28 | 2013-04-03 | 北京中法派尔特医疗设备有限公司 | Surgical stitching instrument with safety device |
| CN104224260A (en) * | 2014-09-19 | 2014-12-24 | 重庆康美唯外科器械有限公司 | Mistaken-percussion-proof safety mechanism for anastomat and anastomat |
| CN204484213U (en) * | 2015-01-12 | 2015-07-22 | 天津万和医疗器械有限公司 | Stiching instrument and firing safety mechanism thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106691526A (en) * | 2016-12-29 | 2017-05-24 | 江苏风和医疗器材股份有限公司 | Surgical instrument and rod component for same |
| CN107334504A (en) * | 2016-12-29 | 2017-11-10 | 江苏风和医疗器材股份有限公司 | Shaft member and surgical instruments for surgical instruments |
| CN107334504B (en) * | 2016-12-29 | 2019-01-25 | 江苏风和医疗器材股份有限公司 | Shaft member and surgical instruments for surgical instruments |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104586449B (en) | 2017-03-08 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Sun Jingrong Inventor before: Pang Jian Inventor before: Li Xuejun |
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| COR | Change of bibliographic data | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 301702 Tianjin city Wuqing District Beijing E-Commerce Industrial Park Hongxing Road No. 28-2 Patentee after: Surplus medical equipment manufacturing (Tianjin) Co., Ltd. Address before: 301702 Tianjin city Wuqing District Beijing E-Commerce Industrial Park Hongxing Road No. 28-2 Patentee before: Tianjin Wan He Medical Devices Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 301702 Hongjin road 28-2, Beijing Tianjin Electronic Commerce Industrial Park, Wuqing, Tianjin Patentee after: Tianjin Wan He Medical Devices Co., Ltd. Address before: 301702 Hongjin road 28-2, Beijing Tianjin Electronic Commerce Industrial Park, Wuqing, Tianjin Patentee before: Surplus medical equipment manufacturing (Tianjin) Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170308 Termination date: 20210112 |