CN102599954B - Linear cutting anastomat with double security mechanisms - Google Patents
Linear cutting anastomat with double security mechanisms Download PDFInfo
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- CN102599954B CN102599954B CN201210091071.8A CN201210091071A CN102599954B CN 102599954 B CN102599954 B CN 102599954B CN 201210091071 A CN201210091071 A CN 201210091071A CN 102599954 B CN102599954 B CN 102599954B
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- linear cutting
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- 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
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- Surgical Instruments (AREA)
Abstract
The invention relates to the field of surgical medical appliances, in particular to a linear cutting anastomat with double security mechanisms, which can be used for surgical sewing and cutting while loading linear cutting elements. The linear cutting anastomat comprises a closing security mechanism, a triggering security mechanism, a left side plate, a partition plate, a driving plate, a liner, a right side plate, a shell, a closing handle, a triggering handle component, a left support plate and a right support plate; the linear cutting anastomat can load or unload the linear cutting elements; the closing security mechanism comprises a push button, an ejector pin seat, a first pin, a closing security component, a torsional spring and an ejector pin; the closing security component is connected with the torsional spring via the first pin, and a hook on the closing security component stops movement of the partition plate by the aid of torsion of the torsional spring; the triggering security mechanism comprises a spring, a second pin and a triggering security block; and the triggering security block is connected with the spring via the second pin, and a hook on the triggering security block stops movement of the driving plate by the aid of spring force of the spring.
Description
Technical field
What the present invention relates to is operation medical instruments field, specifically, relates to a kind of Linear cutting anastomat with double safety mechanism, and it can load stitching and cutting that Linear cutting element is performed the operation simultaneously.
Background technology
Linear anastomat claims again digestive tract closer, is a kind of apparatus that a plurality of staples that intermesh arrangement can be in line organizationally and hammer into, and is also one of the apparatus of instead of manual straight line stitching instrument that is widely used.Be mainly used in sewing up the stump of closing Stomach duodenum, small intestinal, colon, for holostrome eversion type is sewed up.
There is a shortcoming in traditional linear anastomat at present, that is: doctor's operation skill is different, art formula is inconsistent, in the time of in positioning needle is not inserted liner locating hole completely, the folded tissue closing is subject to after the extruding of anastomat jaw, at the opening of jaw, can produce excessive, organize and be not completely enclosed within positioning needle and jaw, cause unnecessary organizing not to be sewn or to cut, thereby increased the artificial risk of sewing up again, make troubles to doctor and patient.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of Linear cutting anastomat with double safety mechanism is provided, be a kind of Linear cutting anastomat with closed insurance institution and firing safety mechanism, its effect is to make the hook on safety block stop associated components to move by torsion spring torsion and reed elastic force.Need to load Linear cutting element and open firing safety mechanism, promote, after push button open closed insurance institution, can operate close handles and firing handle parts and drive Linear cutting element.
The Linear cutting anastomat that the present invention has double safety mechanism is to take following technical scheme to realize:
The Linear cutting anastomat with double safety mechanism comprises closed insurance institution, firing safety mechanism, left plate, dividing plate, drive plate, liner, right plate, shell, close handles, firing handle parts, left socle plate and right support plate; Described Linear cutting anastomat can load or remove Linear cutting element;
Described closed insurance institution comprises push button, thimble seat, pin one, closed insurance parts, torsion spring and thimble; Closed insurance parts are connected by pin one with torsion spring, by torsion spring torsion, make the hook on closed insurance parts stop partition movement; Need to promote push button open closed insurance institution, thimble seat continues to promote thimble, and thimble promotes the positioning needle in Linear cutting element, and positioning needle is inserted after the locating hole of liner, can operate close handles and make apparatus jaw closed;
Described firing safety mechanism comprises reed, pin two and percussion safety block; Percussion safety block is connected by pin two with reed, and the hook that makes to pull the trigger on safety block by reed elastic force stops drive plate to move; Need to load Linear cutting element and open after firing safety mechanism, can operate firing handle parts and make drive plate drive Linear cutting element;
The closed insurance institution of described Linear cutting anastomat and firing safety mechanism, just can normal operating anastomats all when open mode.
The firing safety mechanism of described Linear cutting anastomat has the Linear cutting element of preventing secondary and reuses.
Described closed insurance institution is placed in the near-end of Linear cutting anastomat.
Described firing safety mechanism is placed in the far-end of Linear cutting anastomat.
It is reasonable in design that the present invention has the Linear cutting anastomat of double safety mechanism, compact conformation, be a kind of Linear cutting anastomat with closed insurance institution and firing safety mechanism, its effect is to make the hook on safety block stop associated components to move by torsion spring torsion and reed elastic force.Need to load Linear cutting element and open firing safety mechanism, promote, after push button open closed insurance institution, can operate close handles and firing handle parts and drive Linear cutting element.
Adopt after technique scheme, avoided the excessive of tissue in operation, by once-through operation, can thoroughly sew up and cut and organize, use this Linear cutting anastomat, can in maximum possible minimizing art, pollute, clinical manipulation is simple and practical, more welcome than traditional anastomat.
Accompanying drawing explanation
below with reference to accompanying drawing, the invention will be further described:
Fig. 1 is structural representation of the present invention.
Fig. 2 is the plane graph of the closed insurance institution of closed condition of the present invention.
Fig. 3 is the partial perspective view of the closed insurance institution of closed condition of the present invention.
Fig. 4 is the plane graph of the closed insurance institution of open mode of the present invention.
Fig. 5 is sectional perspective Fig. 1 of the closed insurance institution of open mode of the present invention.
Fig. 6 is sectional perspective Fig. 2 of the closed insurance institution of open mode of the present invention.
Fig. 7 is the structural representation of closed insurance institution of the present invention.
Fig. 8 is the plane graph of the firing safety mechanism of closed condition of the present invention.
Fig. 9 is the partial perspective view of the firing safety mechanism of closed condition of the present invention.
Figure 10 is the plane graph of the firing safety mechanism of open mode of the present invention.
Figure 11 is the structural perspective of the firing safety mechanism of open mode of the present invention.
Figure 12 is the structural representation of firing safety mechanism of the present invention.
The specific embodiment
Below in conjunction with drawings and Examples, the present invention is further detailed explanation.
As shown in Figure 1, a kind of Linear cutting anastomat with double safety mechanism comprises closed insurance institution, firing safety mechanism, left plate (36), dividing plate (38), drive plate (39), liner (43), right plate (44), shell (50), close handles (60), firing handle parts (70), left socle plate (37) and right support plate (47).Described Linear cutting anastomat can load or remove Linear cutting element (1).
Described closed insurance institution comprises push button (30), thimble seat (31), pin one (32), closed insurance parts (33), torsion spring (34) and thimble (35); Closed insurance parts (33) are connected by pin one (32) with torsion spring (34), and its effect is to make the hook on closed insurance parts (33) stop dividing plate (38) motion by torsion spring torsion.Need to promote push button (30) open closed insurance institution, thimble seat (31) continues to promote thimble (35), thimble (35) promotes the positioning needle (20) in Linear cutting element (1), positioning needle (20) is inserted after the locating hole of liner (43), can operate close handles (60) and make apparatus jaw closed.
Described firing safety mechanism comprises reed (40), pin two (41) and percussion safety block (42); Percussion safety block (42) is connected by pin two (41) with reed (40), and its effect is that the hook that makes to pull the trigger on safety block (42) by reed elastic force stops drive plate (39) motion.Need to load Linear cutting element (1) and open after firing safety mechanism, can operate firing handle parts (70) and make drive plate (39) drive Linear cutting element.
The closed insurance institution of described Linear cutting anastomat and firing safety mechanism, just can normal operating anastomats all when open mode.
The firing safety mechanism of described Linear cutting anastomat has the Linear cutting element of preventing secondary and reuses.
Described closed insurance institution is placed in the near-end of Linear cutting anastomat.
Described firing safety mechanism is placed in the far-end of Linear cutting anastomat.
As shown in accompanying drawing 2～3, closed insurance parts (33) are connected by pin (32) with torsion spring (34), pin one (32) is fixed in the pin-and-hole of left socle plate (37) and right support plate (47), the doubling-up part (105) of torsion spring (34) is arranged on pin one (32), one end (104) of torsion spring (34) is placed on the inclined-plane of closed insurance parts (33), the other end (106) of torsion spring (34) is placed on the drive plate of anastomat, by torsion spring torsion, make the hook (101) on closed insurance parts (33) stop boss (100) motion on dividing plate (38).
As shown in Fig. 4～7, promotion push button (30) makes the inclined-plane (102) of thimble seat (31) overcome torsion spring (34) torsion and backs down the pin face of cylinder (10 3) in closed insurance parts (33), hook (101) on closed insurance parts (33) is thrown off with the boss (100) on dividing plate (38), thimble seat (31) continues to promote thimble (35), the positioning needle (20) that thimble (35) promotes in Linear cutting element is inserted after the locating hole of liner (43), can operate close handles (60) and make apparatus jaw (200) closure.
As shown in Fig. 8～9, percussion safety block (42) is connected by pin two (41) with reed (40), pin two (41) is fixed in the pin-and-hole of left socle plate (37) and right support plate (47), the arch section (124) of reed (40) is arranged on pin two (41), one end (125) of reed (40) is placed on the inclined-plane of percussion safety block, the other end (126) of reed (40) is placed on the drive plate of anastomat, and the hook (122) that makes to pull the trigger on safety block (42) by reed elastic force stops convex surface (123) motion on drive plate (39).
As shown in Figure 10～11, loaded after Linear cutting element (1), the convex surface (120) of the push jack (15) in Linear cutting element (1) overcomes reed elastic force and backs down the convex surface (121) on percussion safety block (42), hook (122) on percussion safety block (42) is thrown off with the convex surface (123) on drive plate (39), and operation firing handle parts (70) can make drive plate (39) drive Linear cutting element.
Operation principle of the present invention is as follows:
A Linear cutting anastomat with closed insurance institution and firing safety mechanism, its effect is to stop dividing plate and drive plate to move by the hook on the safety block of the reed elastic force Shi Liangge insurance institution of the torsion spring torsion of closed insurance institution and firing safety mechanism.Need to load Linear cutting element and open firing safety mechanism, promote, after push button open closed insurance institution, can operate close handles and firing handle parts and drive Linear cutting element.Do not load Linear cutting element or loaded the Linear cutting element of having pulled the trigger, can not open firing safety mechanism, can not normal operating Linear cutting anastomat.After having loaded Linear cutting element, do not promote push button and make positioning needle insert the locating hole of liner, can not open closed insurance institution, can not normal operating Linear cutting anastomat.The closed insurance institution of Linear cutting anastomat and firing safety mechanism all, when open mode, get final product normal operating Linear cutting anastomat.
Claims (7)
1. a Linear cutting anastomat with double safety mechanism, is characterized in that: comprise closed insurance institution, firing safety mechanism, left plate, dividing plate, drive plate, liner, right plate, shell, close handles, firing handle parts, left socle plate and right support plate; Described Linear cutting anastomat can load or remove Linear cutting element;
Described closed insurance institution comprises push button, thimble seat, pin one, closed insurance parts, torsion spring and thimble; Closed insurance parts are connected by pin one with torsion spring, by torsion spring torsion, make the hook on closed insurance parts stop partition movement; Need to promote push button open closed insurance institution, thimble seat continues to promote thimble, and thimble promotes the positioning needle in Linear cutting element, and positioning needle is inserted after the locating hole of liner, can operate close handles and make apparatus jaw closed;
Described firing safety mechanism comprises reed, pin two and percussion safety block; Percussion safety block is connected by pin two with reed, and the hook that makes to pull the trigger on safety block by reed elastic force stops drive plate to move; Need to load Linear cutting element and open after firing safety mechanism, can operate firing handle parts and make drive plate drive Linear cutting element;
The closed insurance institution of described Linear cutting anastomat and firing safety mechanism, just can normal operating anastomats all when open mode.
2. the Linear cutting anastomat with double safety mechanism according to claim 1, it is characterized in that: described pin one is fixed in the pin-and-hole of left socle plate and right support plate, the doubling-up of torsion spring is partly arranged on pin one, one end of torsion spring is placed on the inclined-plane of closed insurance parts, the other end of torsion spring is placed on the drive plate of anastomat, by torsion spring torsion, makes the hook on closed insurance parts stop the boss on dividing plate to move;
Promotion push button makes the inclined-plane of thimble seat overcome torsion spring torsion and backs down the pin face of cylinder in closed insurance parts, hook and the boss on dividing plate on closed insurance parts are thrown off, thimble seat continues to promote thimble, the positioning needle that thimble promotes in Linear cutting element is inserted after the locating hole of liner, can operate close handles and make apparatus jaw closed.
3. the Linear cutting anastomat with double safety mechanism according to claim 1, it is characterized in that: described pin two is fixed in the pin-and-hole of left socle plate and right support plate, the arch section of reed is arranged on pin two, one end of reed is placed on the inclined-plane of percussion safety block, the other end of reed is placed on the drive plate of anastomat, and the hook that makes to pull the trigger on safety block by reed elastic force stops the convex surface on drive plate to move.
4. the Linear cutting anastomat with double safety mechanism according to claim 1, it is characterized in that: loaded after Linear cutting element, the convex surface of the push jack in Linear cutting element overcomes reed elastic force and backs down the convex surface on percussion safety block, hook and the convex surface on drive plate on percussion safety block are thrown off, and operation firing handle parts can make drive plate drive Linear cutting element.
5. the Linear cutting anastomat with double safety mechanism according to claim 1, is characterized in that: described closed insurance institution is placed in the near-end of Linear cutting anastomat.
6. the Linear cutting anastomat with double safety mechanism according to claim 1, is characterized in that: described firing safety mechanism is placed in the far-end of Linear cutting anastomat.
7. the Linear cutting anastomat with double safety mechanism according to claim 1, is characterized in that: the firing safety mechanism of described Linear cutting anastomat has the reusable effect of the Linear cutting element of preventing secondary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210091071.8A CN102599954B (en) | 2012-03-31 | 2012-03-31 | Linear cutting anastomat with double security mechanisms |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210091071.8A CN102599954B (en) | 2012-03-31 | 2012-03-31 | Linear cutting anastomat with double security mechanisms |
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| Publication Number | Publication Date |
|---|---|
| CN102599954A CN102599954A (en) | 2012-07-25 |
| CN102599954B true CN102599954B (en) | 2014-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210091071.8A Active CN102599954B (en) | 2012-03-31 | 2012-03-31 | Linear cutting anastomat with double security mechanisms |
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| CN (1) | CN102599954B (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102835984B (en) * | 2012-09-18 | 2014-07-02 | 常州市康迪医用吻合器有限公司 | Cutting anastomat for surgical operation |
| CN103006282B (en) * | 2012-12-28 | 2016-03-30 | 北京中法派尔特医疗设备有限公司 | A kind of surgery suturing appliance with safety |
| ES2908908T3 (en) * | 2014-04-04 | 2022-05-04 | Touchstone Int Medical Science Co Ltd | Anastomosis Medical Device |
| CN104688288B (en) * | 2015-03-13 | 2017-11-21 | 苏州天臣国际医疗科技有限公司 | Medical stapler |
| CN104207812B (en) * | 2014-09-30 | 2017-02-15 | 山东威瑞外科医用制品有限公司 | Stop structure for push plate of stapling device |
| EP3241505B1 (en) * | 2014-12-30 | 2024-02-07 | Touchstone International Medical Science Co., Ltd. | Stapling head assembly and suturing and cutting apparatus for endoscopic surgery |
| CN105434003B (en) * | 2015-12-22 | 2018-01-30 | 北京派尔特医疗科技股份有限公司 | A kind of Linear stapler nail bin groupware and Linear stapler |
| CN109419542A (en) * | 2017-08-28 | 2019-03-05 | 常州安康医疗器械有限公司 | A kind of camber Endo-GIA |
| CN109077766B (en) * | 2018-09-25 | 2024-06-14 | 常州市康迪医用吻合器有限公司 | Disposable linear anastomat |
| CN115175624A (en) * | 2020-02-28 | 2022-10-11 | 柯惠有限合伙公司 | Nail bin with retractable knife assembly |
| CN111700668B (en) * | 2020-06-18 | 2021-03-16 | 苏州贝诺医疗器械有限公司 | Transverse intracavity stitching instrument with compact structure |
| CN113057703B (en) * | 2021-03-29 | 2022-03-01 | 苏州法兰克曼医疗器械有限公司 | Anastomat with double-safety mechanism |
| CN115227315A (en) * | 2021-04-23 | 2022-10-25 | 常州市康迪医用吻合器有限公司 | Secondary triggering safety mechanism for cutting anastomat |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201160870Y (en) * | 2008-02-25 | 2008-12-10 | 瑞奇外科器械(北京)有限公司 | Disposal actuated protecting device for straight line anastomat of surgery |
| CN201719300U (en) * | 2010-05-26 | 2011-01-26 | 江苏瑞安贝医疗器械有限公司 | Linear type anastomat |
| CN202604932U (en) * | 2012-03-31 | 2012-12-19 | 常州市康迪医用吻合器有限公司 | Linear type cutting stapler with double-safety mechanism |
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2012
- 2012-03-31 CN CN201210091071.8A patent/CN102599954B/en active Active
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| CN102599954A (en) | 2012-07-25 |
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