CN202604932U - Linear type cutting stapler with double-safety mechanism - Google Patents
Linear type cutting stapler with double-safety mechanism Download PDFInfo
- Publication number
- CN202604932U CN202604932U CN201220130178.4U CN201220130178U CN202604932U CN 202604932 U CN202604932 U CN 202604932U CN 201220130178 U CN201220130178 U CN 201220130178U CN 202604932 U CN202604932 U CN 202604932U
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- CN
- China
- Prior art keywords
- linear type
- pin
- percussion
- closed
- plate
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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.)
- Withdrawn - After Issue
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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
Abstract
The utility model relates to a linear type cutting stapler with a double-safety mechanism, which belongs to the field of medical instruments. The linear type cutting stapler can load with a linear type cutting element while conducting stitching and cutting of an operation. The linear type cutting stapler comprises a closing safety mechanism, a triggering safety mechanism, a left side plate, a separator plate, a drive plate, a gasket, a right side plate, a housing, a closing handle, a triggering handle component, a left supporting plate and a right supporting plate. The linear type cutting stapler can load or remove a linear type cutting element. The closing safety mechanism comprises a push button, a centre seat, a pin I, a closing safety component, a torsion spring and a centre. The closing safety component is connected to the torsion spring through the pin I, and a hook of the closing safety component can prevent the motion of the separator plate through the torsional force of the torsion spring. The triggering safety mechanism comprises a reed, a pin II and a triggering safety block. The triggering safety block is connected to the reed through the pin II, and a hook of the triggering safety block can prevent the motion of the drive plate through the elastic force of the reed.
Description
Technical field
The utility model relates to operation and use medical instruments field, specifically, relate to a kind of linear type Endo-GIA with double safety mechanism, it can load stitching and cutting that the linear type cutting element undergos surgery simultaneously.
Background technology
Linear anastomat is claimed the digestive tract closer again, is a kind of apparatus that can the seams nail of a plurality of arrangements that intermesh is in line organizationally and hammer into, and also is one of the apparatus of instead of manual straight line stitching that is widely used.Be mainly used in and sew up the stump of closing stomach, duodenum, small intestinal, colon, for the holostrome eversion type is sewed up.
There is a shortcoming in traditional linear anastomat at present, that is: doctor's operation skill has nothing in common with each other, and the art formula is inconsistent; When positioning needle is not inserted in the liner locating hole fully, after the folded tissue that closes receives the extruding of anastomat jaw, can produce excessive at the opening of jaw; Organize and be not completely enclosed within positioning needle and the jaw; Cause unnecessary organizing not sewed up or cutting, thereby increased the artificial risk of sewing up again, make troubles for doctor and patient.
Summary of the invention
The purpose of this utility model is the deficiency that overcomes prior art; A kind of linear type Endo-GIA with double safety mechanism is provided; Be a kind of linear type Endo-GIA with closed insurance institution and percussion insurance institution, its effect is to make the hook on the safety block stop the associated components motion through torsion spring torsion and reed elastic force.Need to load the linear type cutting element and open percussion insurance institution, after the promotion push button open closed insurance institution, can operate close handles and firing handle parts and drive the linear type cutting element.
The linear type Endo-GIA that the utlity model has double safety mechanism is to take following technical scheme to realize:
Linear type Endo-GIA with double safety mechanism comprises closed insurance institution, percussion insurance institution, left plate, dividing plate, drive plate, liner, right plate, shell, close handles, firing handle parts, left socle plate and right support plate; Said linear type Endo-GIA can load or remove the linear type cutting element;
Said closed insurance institution comprises push button, thimble seat, pin one, closed insurance parts, torsion spring and thimble; Closed insurance parts are connected through pin one with torsion spring, make the hook on the closed insurance parts stop partition movement through torsion spring torsion; Need to promote push button open closed insurance institution, thimble seat continues to promote thimble, and thimble promotes the positioning needle in the linear type cutting element, after positioning needle is inserted the locating hole of liner, can operate close handles and make the apparatus jaw closed;
Said percussion insurance institution comprises reed, pin two and percussion safety block; The percussion safety block is connected through pin two with reed, makes the hook on the percussion safety block stop the drive plate motion through reed elastic force; After needing loading linear type cutting element to open percussion insurance institution, can operate the firing handle parts and make drive plate drive the linear type cutting element;
When the closed insurance institution of said linear type Endo-GIA all is in open mode with percussion insurance institution, just can the normal running anastomat.
The percussion insurance institution of said linear type Endo-GIA has the linear type of preventing cutting element secondary and reuses.
Said closed insurance institution places the near-end of linear type Endo-GIA.
Said percussion insurance institution places the far-end of linear type Endo-GIA.
The linear type Endo-GIA that the utlity model has double safety mechanism is reasonable in design; Compact conformation; Be a kind of linear type Endo-GIA with closed insurance institution and percussion insurance institution, its effect is to make the hook on the safety block stop the associated components motion through torsion spring torsion and reed elastic force.Need to load the linear type cutting element and open percussion insurance institution, after the promotion push button open closed insurance institution, can operate close handles and firing handle parts and drive the linear type cutting element.
After adopting technique scheme, tissue is excessive in having avoided performing the operation, and can thoroughly sew up and cut and organize through once-through operation; Use this linear type Endo-GIA; Pollute but maximum possible reduces in the art, clinical manipulation is simple and practical, and is more welcome than traditional anastomat.
Description of drawings
Below will combine accompanying drawing that this utility model is described further:
Fig. 1 is the structural representation of this utility model.
Fig. 2 is the plane graph of closed insurance institution of the closed condition of this utility model.
Fig. 3 is the partial perspective view of closed insurance institution of the closed condition of this utility model.
Fig. 4 is the plane graph of closed insurance institution of the open mode of this utility model.
Fig. 5 is sectional perspective Fig. 1 of closed insurance institution of the open mode of this utility model.
Fig. 6 is sectional perspective Fig. 2 of closed insurance institution of the open mode of this utility model.
Fig. 7 is the structural representation of the closed insurance institution of this utility model.
Fig. 8 is the plane graph of percussion insurance institution of the closed condition of this utility model.
Fig. 9 is the partial perspective view of percussion insurance institution of the closed condition of this utility model.
Figure 10 is the plane graph of percussion insurance institution of the open mode of this utility model.
Figure 11 is the structural perspective of percussion insurance institution of the open mode of this utility model.
Figure 12 is the structural representation of the percussion insurance institution of this utility model.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment this utility model is done further detailed explanation.
As shown in Figure 1, a kind of linear type Endo-GIA with double safety mechanism comprises closed insurance institution, percussion insurance institution, 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).Said linear type Endo-GIA can load or remove linear type cutting element (1).
Said 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 through pin one (32) with torsion spring (34), and its effect is to make the hook on the closed insurance parts (33) stop dividing plate (38) motion through 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 the linear type cutting element (1); After positioning needle (20) is inserted the locating hole of liner (43), can operate close handles (60) and make the apparatus jaw closed.
Said percussion insurance institution comprises reed (40), pin two (41) and percussion safety block (42); Percussion safety block (42) is connected through pin two (41) with reed (40), and its effect is to make the hook on the percussion safety block (42) stop drive plate (39) motion through reed elastic force.After needing loading linear type cutting element (1) to open percussion insurance institution, can operate firing handle parts (70) and make drive plate (39) drive the linear type cutting element.
When the closed insurance institution of said linear type Endo-GIA all is in open mode with percussion insurance institution, just can the normal running anastomat.
The percussion insurance institution of said linear type Endo-GIA has the linear type of preventing cutting element secondary and reuses.
Said closed insurance institution places the near-end of linear type Endo-GIA.
Said percussion insurance institution places the far-end of linear type Endo-GIA.
Shown in accompanying drawing 2～3; Closed insurance parts (33) are connected through 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 installed on the pin one (32); One end (104) of torsion spring (34) places on the inclined-plane of closed insurance parts (33), and the other end (106) of torsion spring (34) places on the drive plate of anastomat, makes the hook (101) on the closed insurance parts (33) stop boss (100) motion on the dividing plate (38) through torsion spring torsion.
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 the closed insurance parts (33); Hook (101) on the closed insurance parts (33) is thrown off with the boss (100) on the dividing plate (38); Thimble seat (31) continues to promote thimble (35); Thimble (35) can be operated close handles (60) and make apparatus jaw (200) closure after promoting the locating hole of positioning needle (20) the insertion liner (43) in the linear type cutting element.
Shown in Fig. 8～9; Percussion safety block (42) is connected through 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 installed on the pin two (41); One end (125) of reed (40) places on the inclined-plane of percussion safety block, and the other end (126) of reed (40) places on the drive plate of anastomat, makes the hook (122) on the percussion safety block (42) stop convex surface (123) motion on the drive plate (39) through reed elastic force.
Shown in Figure 10～11; After having loaded linear type cutting element (1); The convex surface (120) of the push jack (15) in the linear type cutting element (1) overcomes reed elastic force and backs down the convex surface (121) on the percussion safety block (42); Hook (122) on the percussion safety block (42) is thrown off with the convex surface (123) on the drive plate (39), and operation firing handle parts (70) can make drive plate (39) drive the linear type cutting element.
The operation principle of this utility model is following:
A kind of linear type Endo-GIA with closed insurance institution and percussion insurance institution, its effect are that the reed elastic force of torsion spring torsion and percussion insurance institution through closed insurance institution makes the hook on the safety block of two insurance institutions stop dividing plate and drive plate to move.Need to load the linear type cutting element and open percussion insurance institution, after the promotion push button open closed insurance institution, can operate close handles and firing handle parts and drive the linear type cutting element.Do not load the linear type cutting element or loaded the linear type cutting element of having pulled the trigger, can not open percussion insurance institution, can not normal running linear type Endo-GIA.After having loaded the linear type 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 running linear type Endo-GIA.When the closed insurance institution of linear type Endo-GIA all is in open mode with percussion insurance institution, can normal running linear type Endo-GIA.
Claims (6)
1. the linear type Endo-GIA with double safety mechanism is characterized in that: comprise closed insurance institution, percussion insurance institution, left plate, dividing plate, drive plate, liner, right plate, shell, close handles, firing handle parts, left socle plate and right support plate; Said linear type Endo-GIA can load or remove the linear type cutting element;
Said closed insurance institution comprises push button, thimble seat, pin one, closed insurance parts, torsion spring and thimble; Closed insurance parts are connected through pin one with torsion spring, make the hook on the closed insurance parts stop partition movement through torsion spring torsion; Need to promote push button open closed insurance institution, thimble seat continues to promote thimble, and thimble promotes the positioning needle in the linear type cutting element, after positioning needle is inserted the locating hole of liner, can operate close handles and make the apparatus jaw closed;
Said percussion insurance institution comprises reed, pin two and percussion safety block; The percussion safety block is connected through pin two with reed, makes the hook on the percussion safety block stop the drive plate motion through reed elastic force; After needing loading linear type cutting element to open percussion insurance institution, can operate the firing handle parts and make drive plate drive the linear type cutting element;
When the closed insurance institution of said linear type Endo-GIA all is in open mode with percussion insurance institution, just can the normal running anastomat.
2. the linear type Endo-GIA with double safety mechanism according to claim 1; It is characterized in that: said closed insurance parts are connected through pin one with torsion spring; Pin one is fixed in the pin-and-hole of left socle plate and right support plate, and the doubling-up of torsion spring partly is installed on the pin one, and an end of torsion spring places on the inclined-plane of closed insurance parts; The other end of torsion spring places on the drive plate of anastomat, makes the hook on the closed insurance parts stop the boss motion on the dividing plate through torsion spring torsion;
The promotion push button makes the inclined-plane of thimble seat overcome torsion spring torsion and backs down the pin face of cylinder in the closed insurance parts; Hook and the boss on the dividing plate on the closed insurance parts are thrown off; Thimble seat continues to promote thimble; Thimble can be operated close handles and make the apparatus jaw closed after promoting the locating hole of the positioning needle insertion liner in the linear type cutting element.
3. the linear type Endo-GIA with double safety mechanism according to claim 1; It is characterized in that: said percussion safety block is connected through pin two with reed; Pin two is fixed in the pin-and-hole of left socle plate and right support plate, and the arch section of reed is installed on the pin two, and an end of reed places on the inclined-plane of percussion safety block; The other end of reed places on the drive plate of anastomat, makes the hook on the percussion safety block stop the convex surface motion on the drive plate through reed elastic force.
4. the linear type Endo-GIA with double safety mechanism according to claim 1; It is characterized in that: after having loaded the linear type cutting element; The convex surface of the push jack in the linear type cutting element overcomes reed elastic force and backs down the convex surface on the percussion safety block; Hook and the convex surface on the drive plate on the percussion safety block are thrown off, and operation firing handle parts can make drive plate drive the linear type cutting element.
5. the linear type Endo-GIA with double safety mechanism according to claim 1, it is characterized in that: said closed insurance institution places the near-end of linear type Endo-GIA.
6. the linear type Endo-GIA with double safety mechanism according to claim 1 is characterized in that: said percussion insurance institution places the far-end of linear type Endo-GIA.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220130178.4U CN202604932U (en) | 2012-03-31 | 2012-03-31 | Linear type cutting stapler with double-safety mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220130178.4U CN202604932U (en) | 2012-03-31 | 2012-03-31 | Linear type cutting stapler with double-safety mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202604932U true CN202604932U (en) | 2012-12-19 |
Family
ID=47338669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220130178.4U Withdrawn - After Issue CN202604932U (en) | 2012-03-31 | 2012-03-31 | Linear type cutting stapler with double-safety mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202604932U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102599954A (en) * | 2012-03-31 | 2012-07-25 | 常州市康迪医用吻合器有限公司 | Linear cutting anastomat with double security mechanisms |
| WO2016101206A1 (en) * | 2014-12-25 | 2016-06-30 | Covidien Lp | Surgical stapling devices |
| CN105816214A (en) * | 2016-06-08 | 2016-08-03 | 宁波维尔凯迪医疗器械有限公司 | Safety system and anastomat with same |
| CN105919641A (en) * | 2016-06-08 | 2016-09-07 | 宁波维尔凯迪医疗器械有限公司 | Electric endoscopy anastomat |
| CN106073840A (en) * | 2016-06-08 | 2016-11-09 | 宁波维尔凯迪医疗器械有限公司 | A kind of chamber mirror anastomat |
-
2012
- 2012-03-31 CN CN201220130178.4U patent/CN202604932U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102599954A (en) * | 2012-03-31 | 2012-07-25 | 常州市康迪医用吻合器有限公司 | Linear cutting anastomat with double security mechanisms |
| WO2016101206A1 (en) * | 2014-12-25 | 2016-06-30 | Covidien Lp | Surgical stapling devices |
| CN107106169A (en) * | 2014-12-25 | 2017-08-29 | 柯惠有限合伙公司 | Surgical stapling instrument |
| US10702269B2 (en) | 2014-12-25 | 2020-07-07 | Covidien Lp | Surgical stapling devices |
| CN105816214A (en) * | 2016-06-08 | 2016-08-03 | 宁波维尔凯迪医疗器械有限公司 | Safety system and anastomat with same |
| CN105919641A (en) * | 2016-06-08 | 2016-09-07 | 宁波维尔凯迪医疗器械有限公司 | Electric endoscopy anastomat |
| CN106073840A (en) * | 2016-06-08 | 2016-11-09 | 宁波维尔凯迪医疗器械有限公司 | A kind of chamber mirror anastomat |
| CN105919641B (en) * | 2016-06-08 | 2019-07-12 | 宁波维尔凯迪医疗器械有限公司 | A kind of electronic hysteroscope stapler |
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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: 20121219 Effective date of abandoning: 20140305 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20121219 Effective date of abandoning: 20140305 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |