CN104887286B - The one-part form firing lock of Endo-GIA and Endo-GIA - Google Patents
The one-part form firing lock of Endo-GIA and Endo-GIA Download PDFInfo
- Publication number
- CN104887286B CN104887286B CN201510300136.9A CN201510300136A CN104887286B CN 104887286 B CN104887286 B CN 104887286B CN 201510300136 A CN201510300136 A CN 201510300136A CN 104887286 B CN104887286 B CN 104887286B
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- China
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- assembly
- pushing component
- affiliated
- gia
- endo
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- Expired - Fee Related
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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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3209—Incision instruments
-
- 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
- A61B2017/07214—Stapler heads
- A61B2017/07285—Stapler heads characterised by its cutter
Abstract
The invention provides a kind of one-part form firing lock of Endo-GIA, comprise controller perturbation assembly, pushing component, reset assembly and be affiliated to and free assembly, controller perturbation assembly one end is fixed, the other end connects described pushing component, pushing component performs the executive module of cutting action for connecting, pushing component connects reset assembly, by reset assembly, pushing component is resetted, be affiliated to and free assembly for being affiliated to or freeing pushing component, after pushing component moves elasticity of compression Control Component towards controller perturbation assembly, pushing component is affiliated to and is freed on assembly being affiliated to, when pushing component is freed assembly free from being affiliated to, then pushing component ejects by controller perturbation assembly.The one-part form firing lock of Endo-GIA of the present invention and Endo-GIA, mechanism is simple, reliability is high, controller perturbation assembly is utilized to put aside potential energy, and the potential energy of savings is once discharged promote executive module cut, only need shot namely to complete cutting, simplify operation process, reduce operation risk.
Description
Technical field
The present invention relates to medical device technical field, particularly relate to a kind of one-part form firing lock and Endo-GIA of Endo-GIA.
Background technology
At present, under chamber mirror more on the market, Endo-GIA is mainly based on import brand Johnson & Johnson, the firing components of this product is primarily of more than 30 part compositions such as cutting handle, cutting knife pushing block, return spring, connecting rod tenon, tenon return spring, tooth bar, gear wheel, pinion, cutting stroke display, ratchets, its trigger method is: adopt tiller to promote cutting knife pushing block and advance, because resistance arm is shorter, complete whole cutting process to need to pull three handles continuously, consider that doctor easily forgets cutting times, have also been devised cutting stroke display.Existing this Endo-GIA complex structure, requires higher to element precision, causes part to coordinate reliability to reduce; And cutting process is complicated, doctor needs to pull three handles just can complete cutting, adds operating time, too increases operation risk, add wound healing time.
Summary of the invention
The object of the invention is the one-part form firing lock and the Endo-GIA that provide a kind of Endo-GIA, and this one-part form firing lock structure is simple, and only need shot to complete cutting, reliability is high, simplifies cutting process, reduces operation risk.
To achieve these goals, the invention provides a kind of one-part form firing lock of Endo-GIA, comprise controller perturbation assembly, pushing component, reset assembly and be affiliated to and free assembly, described controller perturbation assembly one end is fixed, the other end connects described pushing component, described pushing component performs the executive module of cutting action for connecting, described pushing component connects described reset assembly, by reset assembly, pushing component is resetted, described being affiliated to frees assembly for being affiliated to or freeing pushing component, after described pushing component moves elasticity of compression Control Component towards controller perturbation assembly, pushing component is affiliated to and is freed on assembly being affiliated to, when pushing component is freed assembly free from being affiliated to, then pushing component ejects by controller perturbation assembly.
Further, described reset assembly comprises screw mandrel, be located on described pushing component and the clasp nut coordinated with screw mandrel and for opening or the opening and closing element of closed clasp nut, described controller perturbation assembly is sheathed on screw mandrel, described controller perturbation assembly can stretch along this screw mandrel, described pushing component is sheathed on described screw mandrel, described pushing component can move along this screw mandrel, described clasp nut is sheathed on described screw mandrel, when clasp nut closes, rotary screw rod can make clasp nut move along screw mandrel, when clasp nut is opened, clasp nut is separated with screw mandrel.
Further, described reset assembly also comprises the worm gear and worm screw that cooperatively interact, and rotary worm can drive worm gear wheel, and described worm gear set is located at one end of described screw mandrel, rotates worm gear and screw mandrel can be driven to rotate.
Further, described clasp nut comprises left nut and right nut, and described screw mandrel is located between this left nut and right nut, and described left nut and right nut joint are provided with breach, and described opening and closing element is located at this indentation, there.
Further, described opening and closing element is provided with opening groove and closed slots, is provided with keying control piece in described pushing component, and described keying control piece can be sticked in described opening groove and described closed slots respectively, when opening and closing control piece and being sticked in closed slots, described clasp nut is in closure state; When opening and closing control piece and being sticked in opening groove, clasp nut is in open mode.
Further, described reset assembly is the pull handle being fixedly arranged on described pushing component.
Further, also comprise cross bar, described controller perturbation assembly is sheathed on described cross bar, and described controller perturbation assembly can stretch along this cross bar, and described pushing component is sheathed on described cross bar, and described pushing component can move along this cross bar.
Further, described pushing component is provided with buckling groove, and after described pushing component moves elasticity of compression Control Component towards controller perturbation assembly, this buckling groove is affiliated to and is freed on assembly being affiliated to.
Further, described in be affiliated to and free assembly and comprise the portion of being affiliated to, connecting rod and free portion, described in be affiliated to one end, portion and fixed by spring, the other end is connected by connecting rod frees portion.
The present invention also provides a kind of Endo-GIA, above arbitrary described one-part form firing lock.
Compared with prior art, the technical program has the following advantages:
The one-part form firing lock of Endo-GIA provided by the invention and Endo-GIA, structure is simple, reliability is high, controller perturbation assembly is utilized to put aside elastic potential energy, then the elastic potential energy of savings is once discharged the executive module promoting to perform cutting action to cut, shot is only needed to complete cutting action, enormously simplify operation process, and cutting fast, be beneficial to wound to recover, reduce operation risk, reduce wound healing time, really can embody less invasive techniques, have made marked progress with existing like product.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view that an embodiment of Endo-GIA of the present invention is in state to be cut.
Fig. 2 is the cross-sectional view after the Endo-GIA of Fig. 1 completes cutting.
Fig. 3 is the sectional view along A-A line in Fig. 2, and clasp nut is in closure state.
Fig. 4 is the schematic diagram that the clasp nut of Fig. 3 is in open mode.
Fig. 5 is the cross-sectional view that another embodiment of Endo-GIA of the present invention is in state to be cut.
Fig. 6 is the cross-sectional view after the Endo-GIA of Fig. 5 completes cutting.
Detailed description of the invention
Below in conjunction with accompanying drawing, by specific embodiment, clear, complete description is carried out to technical scheme of the present invention.
Refer to shown in Fig. 1-4, the invention provides a kind of one-part form firing lock of Endo-GIA, comprise controller perturbation assembly 1, pushing component 2, reset assembly and be affiliated to and free assembly 3, described controller perturbation assembly 1 one end is fixed, the other end connects described pushing component 2, described pushing component 1 connects described reset assembly, by reset assembly, pushing component 2 is resetted, described being affiliated to frees assembly 3 for being affiliated to or freeing pushing component 2, after described pushing component 2 moves elasticity of compression Control Component 1 towards controller perturbation assembly 1, pushing component 2 is affiliated to and is freed on assembly 3 being affiliated to, free assembly 3 free from pushing component 2 when being affiliated to, then pushing component 2 ejects by controller perturbation assembly 1.When pushing component 2 resets, pushing component 2 is affiliated to and is freed on assembly 3 being affiliated to, and Endo-GIA is in state to be cut.Described pushing component 2 performs the executive module 4 of cutting action for connecting, this executive module 4 comprises the push rod 41 that connects pushing component 2 and connects the cutter 42 of push rod 41, described pushing component 2 promote push rod 41 then push rod 41 promote cutter 42 and moved forward cutting action.Described reset assembly controls pushing component 2 and moves thus elasticity of compression Control Component 1 towards controller perturbation assembly 1, described controller perturbation assembly 1 is pushed after assembly 2 compresses and puts aside elastic potential energy, after pushing component 2 is freed, controller perturbation assembly 1 is released thus the pushing component 2 that rebounds, pushing component 2 is promoted executive module 4 and completes cutting action fast by ejecting fast, this one-part form firing lock is adopted only to need shot to complete cutting, simplify cutting process, highly shortened operating time, thus reduce operation risk.This one-part form firing lock structure is simple, and reliability is high.
Described controller perturbation assembly 1 is specially spring, and structure is simple, and by savings elastic potential energy during compression is high and bounce-back speed is fast.Be provided with ladder hole 21 in described pushing component 2, one end of described controller perturbation assembly 1 is fixed on the ladder place of this ladder hole 21, and namely controller perturbation assembly 1 is partially housed in this ladder hole 21.
Described pushing component 2 is provided with buckling groove 23, and after described pushing component 2 moves elasticity of compression Control Component 1 towards controller perturbation assembly 1, this buckling groove 23 is affiliated to and is freed on assembly 3 being affiliated to.
Described being affiliated to is freed assembly 3 and is comprised the portion of being affiliated to 31, frees portion 32 and connecting rod 33, described buckling groove 23 is affiliated to and is affiliated in portion 31 at this, described one end, portion 31 of being affiliated to is fixed on the housing of Endo-GIA by spring, the other end is connected by connecting rod 33 frees portion 32, free to drive when portion 32 rotates and be affiliated to portion 31 and rotate thus be affiliated to portion 31 and shift out from buckling groove 23, namely described pushing component 2 is freed.As shown in Figure 1, 2, described in free portion 32 for trigger, backward during cocking, trigger drives connecting rod 33 to move forward, and then connecting rod 33 drives and is affiliated to portion 31 and moves down thus be affiliated to portion 31 and shift out from buckling groove 23.
Refer to shown in Fig. 1-4, in one embodiment, described reset assembly comprises screw mandrel 5 ', be located on described pushing component 2 and the clasp nut 7 coordinated with screw mandrel 5 ' and for opening or the opening and closing element 8 of closed clasp nut.Described controller perturbation assembly 1 is sheathed on screw mandrel 5 ', described controller perturbation assembly 1 can stretch along this screw mandrel 5 ', described pushing component 2 is sheathed on this screw mandrel 5 ', and described pushing component 2 can move along this screw mandrel 5 ' thus compress or discharge described controller perturbation assembly 1.Described screw mandrel 5 ' can limit pushing component 2 direction of motion in the horizontal plane, avoids the direction of motion generation deviation of pushing component 2 and affects cutting effect.Described clasp nut 7 is sheathed on described screw mandrel 5 ', and when clasp nut 7 closes, clasp nut 7 contacts with screw mandrel 5 ', and rotary screw rod 5 ' can make clasp nut 7 mobile along screw mandrel 5 ', and when clasp nut 7 is opened, clasp nut 7 is separated with screw mandrel 5 '.Described reset assembly also comprises the worm gear 9 and worm screw 10 that cooperatively interact, and rotary worm 10 can drive worm gear 9 to rotate, and described worm gear 9 is sheathed on one end of described screw mandrel 5 ', rotates worm gear 9 and screw mandrel 5 ' can be driven to rotate.Described worm screw 10 is connected with handwheel (not shown), and this handwheel stretches out from the shell of Endo-GIA, worm screw 10 can be driven to rotate by shake handwheel.In the present embodiment, when clasp nut 7 is in closure state, worm gear 9 is driven to rotate by rotary worm 10, worm gear 9 rotating band movable wire bar 5 ' rotates, screw mandrel 5 ' rotate drive clasp nut 7 move backward, thus drive pushing component 2 move backward so that elasticity of compression Control Component 1 to put aside elastic potential energy.The present embodiment only needs to adopt less power just can elasticity of compression Control Component 1, operates more simple and convenient.
Particularly, described clasp nut 7 comprises left nut 71 and right nut 72, and when clasp nut 7 is in closure state, this left nut 71 is abutted together with right nut 72, and screw mandrel 5 ' is clamped between left nut 71 and right nut 72, as shown in Figure 3; When clasp nut 7 is in open mode, this left nut 71 is separated with right nut 72, and screw mandrel 5 ' is separated with left nut 71 and right nut 72, as shown in Figure 4.Be provided with accommodation space 24 in described pushing component 2, this accommodation space 24 communicates with ladder hole 21, and described clasp nut 7 is located in this accommodation space 24, and described left nut 71 is connected with pushing component 2 respectively by spring with right nut 72.Described left nut 71 is provided with breach 73 with right nut 72 joint, described opening and closing element 8 is located at this breach 73 place, when promoting opening and closing element 8 towards clasp nut 7 direction, opening and closing element 8 inserts from this breach 73 and left nut 71 and right nut 72 is separated, thus clasp nut 7 is opened, when deviating from clasp nut 7 direction and pulling opening and closing element 8, opening and closing element 8 is extracted out between left nut 71 and right nut 72, under the counteracting force of spring, left nut 71 is abutted together with right nut 72 and is clamped by screw mandrel 5 '.Described opening and closing element 8 is provided with opening groove 81 and closed slots 82, described opening groove 81 is located at the side of closed slots 82 away from clasp nut 7, be provided with spherical keying control piece 28 in described pushing component 2, this spherical keying control piece 28 connects pushing component 2 by spring.Described keying control piece 28 can be sticked in described opening groove 81 and described closed slots 82 respectively.When opening and closing control piece 28 and being sticked in closed slots 82, described clasp nut 7 is in closure state; When promoting opening and closing element 8 towards clasp nut 7, keying control piece 28 exits and is then sticked in opening groove 81 from closed slots 82, now left nut 71 and right nut 72 separate from breach 73 insertion clasp nut 7 by opening and closing element 8, and clasp nut 7 is in open mode.Now, when pulling the portion of freeing 32 (i.e. trigger) again, freeing portion 32 drives connecting rod 33 to move forward, and then connecting rod 33 drives and is affiliated to portion 31 and moves down thus be affiliated to portion 31 and shift out from buckling groove 23, thus one-part form firing lock completes percussion realizes fly-cutting.Described opening and closing element 8 is pressure handle, can control opening of clasp nut 7 or closed by pressure pressure handle or cocked pressure handle.Described opening and closing element 8 also has the effect of restriction pushing component 2 shift position, when completing cutting, opening and closing element 8 keeps off on the shell of Endo-GIA, now controller perturbation assembly 1 is still compressed, and makes the d/d process elastic force of controller perturbation assembly 1 be enough to promote pushing component 2 and then promote executive module to complete cutting.
The specific works process of the present embodiment one-part form firing lock is: first cocked opening and closing element 8, keying control piece 28 is made to be sticked in closed slots 82, now clasp nut 7 is in closure state, then rotary worm 10 is affiliated to make pushing component 2 move elasticity of compression Control Component 1 backward in buckling groove 23 to being affiliated to the portion that is affiliated to 31 freeing assembly 3, now for reset assembly, pushing component 2 is resetted, namely the percussion warming up of one-part form firing lock is completed, Endo-GIA is in state to be cut, as shown in Figure 1.When needs carry out cutting operation, first depress pressure handle, keying control piece 28 is made to be sticked in opening groove 81, now clasp nut 7 is in open mode, and screw mandrel 5 ' is separated with clasp nut 7, then pulls the portion of freeing 32, then be affiliated to portion 31 to shift out from buckling groove 23, pushing component 2 is released by controller perturbation assembly 1 fast, and then promotion executive module 4 completes cutting action, as shown in Figure 2.
Refer to shown in Fig. 5 and Fig. 6, in another embodiment, described reset assembly is the pull handle 6 being fixedly arranged on described pushing component 2.Pull pull handle 6 pushing component 2 can be driven to move thus elasticity of compression Control Component 1 backward backward, when pushing component 2 moves to buckling groove 23 just to the portion 31 of being affiliated to, be affiliated to portion 31 namely to stretch in buckling groove 23, thus pushing component 2 is resisted against the portion that is affiliated to 31 being affiliated to and freeing assembly 3.In the present embodiment, only need to pull pull handle 6 i.e. compressible elastomeric Control Component 1 to put aside energy, operation is very easy, and as shown in Figure 5, one-part form firing lock is in state to be cut.
In the present embodiment, described one-part form firing lock also comprises cross bar 5, described controller perturbation assembly 1 is sheathed on this cross bar 5, described controller perturbation assembly 1 can stretch along this cross bar 5, described pushing component 2 is sheathed on this cross bar 5, and described pushing component 2 can move along this cross bar 5 thus compress or discharge described controller perturbation assembly 1.Described cross bar 5 can limit pushing component 2 direction of motion in the horizontal plane, avoids the direction of motion generation deviation of pushing component 2 and affects cutting effect.Further, described pushing component 2 is provided with limited block 22, described cross bar 5 is provided with stopper slot 52, described limited block 22 is contained in this stopper slot 52 and also can moves along this stopper slot 52, and the two ends of stopper slot 52 limit the movement position of limited block 22, and then limit the movement position of pushing component 2.When limited block 22 moves to the rear end of stopper slot 52, pushing component 2 elasticity of compression Control Component 1 puts aside enough elastic potential energys, Endo-GIA is in state to be cut, when limited block 22 moves to the front end of stopper slot 52, pushing component 2 stop bit is on cross bar 5, complete cutting, now controller perturbation assembly 1 is still compressed, and makes the d/d process elastic force of controller perturbation assembly 1 be enough to promote pushing component 2 and then promote executive module to complete cutting.
The present invention also provides a kind of Endo-GIA, comprise above-mentioned one-part form firing lock, the pushing component 2 of this one-part form firing lock connects the executive module 4 performing cutting action, and complete cutting action by the motor control executive module 4 of pushing component 2, this Endo-GIA structure is simple, reliability is high, simple to operate, cutting speed is fast, and only needs shot can complete whole cutting operation, greatly reduce operation risk, be beneficial to wound and recover as early as possible.
Although the present invention with preferred embodiment openly as above; but it is not for limiting the present invention; any those skilled in the art without departing from the spirit and scope of the present invention; the Method and Technology content of above-mentioned announcement can be utilized to make possible variation and amendment to technical solution of the present invention; therefore; every content not departing from technical solution of the present invention; the any simple modification done above embodiment according to technical spirit of the present invention, equivalent variations and modification, all belong to the protection domain of technical solution of the present invention.
Claims (10)
1. the one-part form firing lock of an Endo-GIA, it is characterized in that, comprise controller perturbation assembly, pushing component, reset assembly and be affiliated to and free assembly, described controller perturbation assembly one end is fixed, the other end connects described pushing component, described pushing component performs the executive module of cutting action for connecting, described pushing component connects described reset assembly, by reset assembly, pushing component is resetted, described being affiliated to frees assembly for being affiliated to or freeing pushing component, described pushing component moves towards controller perturbation assembly, after elasticity of compression Control Component, pushing component is affiliated to and is freed on assembly being affiliated to, when pushing component is freed assembly free from being affiliated to, then pushing component ejects by controller perturbation assembly, described reset assembly comprises screw mandrel, be located on described pushing component and the clasp nut coordinated with screw mandrel and for opening or the opening and closing element of closed clasp nut, described controller perturbation assembly is sheathed on screw mandrel, described controller perturbation assembly can stretch along this screw mandrel, described pushing component is sheathed on described screw mandrel, described pushing component can move along this screw mandrel, described clasp nut is sheathed on described screw mandrel, when clasp nut closes, rotary screw rod can make clasp nut move along screw mandrel, when clasp nut is opened, clasp nut is separated with screw mandrel.
2. the one-part form firing lock of Endo-GIA as claimed in claim 1, it is characterized in that, described reset assembly also comprises the worm gear and worm screw that cooperatively interact, and rotary worm can drive worm gear wheel, described worm gear set is located at one end of described screw mandrel, rotates worm gear and screw mandrel can be driven to rotate.
3. the one-part form firing lock of Endo-GIA as claimed in claim 1 or 2, it is characterized in that, described clasp nut comprises left nut and right nut, described screw mandrel is located between this left nut and right nut, described left nut and right nut joint are provided with breach, and described opening and closing element is located at this indentation, there.
4. the one-part form firing lock of Endo-GIA as claimed in claim 1 or 2, it is characterized in that, described opening and closing element is provided with opening groove and closed slots, keying control piece is provided with in described pushing component, described keying control piece can be sticked in described opening groove and described closed slots respectively, when opening and closing control piece and being sticked in closed slots, described clasp nut is in closure state; When opening and closing control piece and being sticked in opening groove, clasp nut is in open mode.
5. the one-part form firing lock of Endo-GIA as claimed in claim 1, it is characterized in that, described pushing component is provided with buckling groove, and after described pushing component moves elasticity of compression Control Component towards controller perturbation assembly, this buckling groove is affiliated to and is freed on assembly being affiliated to.
6. the one-part form firing lock of Endo-GIA as claimed in claim 1, is characterized in that, described in be affiliated to and free assembly and comprise the portion of being affiliated to, connecting rod and free portion, described in be affiliated to one end, portion and fixed by spring, the other end is connected by connecting rod frees portion.
7. the one-part form firing lock of an Endo-GIA, it is characterized in that, comprise controller perturbation assembly, pushing component, reset assembly and be affiliated to and free assembly, described controller perturbation assembly one end is fixed, the other end connects described pushing component, described pushing component performs the executive module of cutting action for connecting, described pushing component connects described reset assembly, by reset assembly, pushing component is resetted, described being affiliated to frees assembly for being affiliated to or freeing pushing component, described pushing component moves towards controller perturbation assembly, after elasticity of compression Control Component, pushing component is affiliated to and is freed on assembly being affiliated to, when pushing component is freed assembly free from being affiliated to, then pushing component ejects by controller perturbation assembly, described reset assembly is the pull handle being fixedly arranged on described pushing component, the one-part form firing lock of described Endo-GIA also comprises cross bar, described controller perturbation assembly is sheathed on described cross bar, described controller perturbation assembly can stretch along this cross bar, and described pushing component is sheathed on described cross bar, and described pushing component can move along this cross bar.
8. the one-part form firing lock of Endo-GIA as claimed in claim 7, it is characterized in that, described pushing component is provided with buckling groove, and after described pushing component moves elasticity of compression Control Component towards controller perturbation assembly, this buckling groove is affiliated to and is freed on assembly being affiliated to.
9. the one-part form firing lock of Endo-GIA as claimed in claim 7, is characterized in that, described in be affiliated to and free assembly and comprise the portion of being affiliated to, connecting rod and free portion, described in be affiliated to one end, portion and fixed by spring, the other end is connected by connecting rod frees portion.
10. an Endo-GIA, is characterized in that, comprises arbitrary described one-part form firing lock in claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510300136.9A CN104887286B (en) | 2015-06-02 | 2015-06-02 | The one-part form firing lock of Endo-GIA and Endo-GIA |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510300136.9A CN104887286B (en) | 2015-06-02 | 2015-06-02 | The one-part form firing lock of Endo-GIA and Endo-GIA |
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| CN104887286A CN104887286A (en) | 2015-09-09 |
| CN104887286B true CN104887286B (en) | 2016-02-17 |
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| CN201510300136.9A Expired - Fee Related CN104887286B (en) | 2015-06-02 | 2015-06-02 | The one-part form firing lock of Endo-GIA and Endo-GIA |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105342658B (en) * | 2015-11-17 | 2017-07-11 | 江苏孜航精密五金有限公司 | Disposable anorectal Endo-GIA |
| CN105286936B (en) * | 2015-11-17 | 2017-07-28 | 江苏孜航精密五金有限公司 | The safeties and drive device of disposable anorectal Endo-GIA |
| CN105816213B (en) * | 2016-05-30 | 2019-11-15 | 杭州天任生物科技有限公司 | Endo-GIA under the hysteroscope of one-part form propulsion, backing mechanism and its composition |
| CN110664448A (en) * | 2019-11-05 | 2020-01-10 | 江苏省肿瘤医院 | Stitching instrument suitable for endoscopic surgery |
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| US5137198A (en) * | 1991-05-16 | 1992-08-11 | Ethicon, Inc. | Fast closure device for linear surgical stapling instrument |
| US6171330B1 (en) * | 1997-12-15 | 2001-01-09 | Sofradim Production | Pneumatic surgical instrument for the distribution and placement of connecting or fastening means |
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| CN104887286A (en) | 2015-09-09 |
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