CN105520764B - It is a kind of can side fall resist-nailed seat component and use its tube type anastomat - Google Patents
It is a kind of can side fall resist-nailed seat component and use its tube type anastomat Download PDFInfo
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- CN105520764B CN105520764B CN201410521746.7A CN201410521746A CN105520764B CN 105520764 B CN105520764 B CN 105520764B CN 201410521746 A CN201410521746 A CN 201410521746A CN 105520764 B CN105520764 B CN 105520764B
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- nailed seat
- stroke block
- pole
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Abstract
It is a kind of can side fall resist-nailed seat component and use its tube type anastomat.The embodiments of the invention provide it is a kind of can side fall resist-nailed seat component, including：Resist-nailed seat pedestal, above-mentioned resist-nailed seat pedestal are provided with chute；Center-pole, above-mentioned center-pole are provided with the first groove and the second groove, and above-mentioned resist-nailed seat pedestal is connected with above-mentioned center-pole by resist-nailed seat pin rotation；Stroke block, it is raised that one end of above-mentioned stroke block is provided with head, it is raised that the side of above-mentioned stroke block is provided with first, above-mentioned stroke block is slidably mounted on the above-mentioned chute of above-mentioned resist-nailed seat pedestal, when above-mentioned head projection is in above-mentioned first groove of above-mentioned center-pole, above-mentioned stroke block makes above-mentioned resist-nailed seat pedestal vertical with the holding of above-mentioned center-pole；Resist-nailed seat elastomeric element, the elbow end of above-mentioned resist-nailed seat elastomeric element are against on above-mentioned resist-nailed seat pedestal, and the straight handle end of above-mentioned resist-nailed seat elastomeric element is against in above-mentioned second groove of above-mentioned center-pole；Knife washer, above-mentioned knife washer is interior to be provided with second raised, the above-mentioned first raised and above-mentioned second male cooperation.
Description
Technical field
The present invention relates to medicine equipment, the resist-nailed seat component that falls of side and its cast can be used more particularly, to a kind of
Stapler.
Background technology
In surgical operation, medical suturing instrument has turned into the essential medical assistance device in tissue sewing process
Tool.With the development and research and development of products of medical science, more and more multi-functional staple class products application has been directed in clinic, the scope of application
To every field such as gastrointestinal surgery, liver and gall surgical department, thoracic surgery, Urology Surgery, gynaecology, turn into the essential instrument of doctor it
One.The application of medical suturing instrument has that hand intraoperative hemorrhage is less, operating time is shorter, can reduce error hand-manipulated, avoid feeling
Dye, postoperative function recover many advantages, such as fast.
Tube type anastomat is one kind more common in medical suturing instrument, for holding end, side, side to side anastomosis.
Existing most of tube type anastomats after firing, with puncture outfit in vertical state, tie its resist-nailed seat by this design
Structure is simple, and cost is low, easy to assembly.But this structure has the shortcomings that congenital, and after apparatus percussion, resist-nailed seat passes through previous anastomotic, with
Just removal equipment, but because the diameter of previous anastomotic is smaller than the external diameter of resist-nailed seat, therefore resist-nailed seat wants left and right to rock, and slowly pulls out,
During this, resist-nailed seat may pull previous anastomotic, and cause the injury of mouth that coincide.
The content of the invention
The invention provides it is a kind of can the resist-nailed seat component that falls of side, resist-nailed seat is through kiss after being fired with least resolver tool
The technical problem of damage is caused when healing up to previous anastomotic.
The embodiments of the invention provide a kind of resist-nailed seat component, including：Resist-nailed seat pedestal, above-mentioned resist-nailed seat pedestal, which is provided with, to be slided
Groove；Center-pole, above-mentioned center-pole are provided with the first groove and the second groove, and above-mentioned resist-nailed seat pedestal passes through to nail with above-mentioned center-pole
Seat pin nail rotation connection；Stroke block, one end of above-mentioned stroke block are provided with head projection, and the side of above-mentioned stroke block is convex provided with first
Rise, above-mentioned stroke block is slidably mounted on the above-mentioned chute of above-mentioned resist-nailed seat pedestal, and above-mentioned head projection is in above-mentioned center-pole
Above-mentioned first groove in when, above-mentioned stroke block makes above-mentioned resist-nailed seat pedestal vertical with the holding of above-mentioned center-pole；Resist-nailed seat elasticity
Part, the elbow end of above-mentioned resist-nailed seat elastomeric element are against on above-mentioned resist-nailed seat pedestal, the staight shank of above-mentioned resist-nailed seat elastomeric element
End is against in above-mentioned second groove of above-mentioned center-pole；Knife washer, above-mentioned knife washer is interior to be provided with the second raised, above-mentioned first projection
With above-mentioned second male cooperation.
Optionally, after above-mentioned head projection leaves above-mentioned first groove of above-mentioned center-pole, above-mentioned resist-nailed seat elastomeric element
Elbow end above-mentioned resist-nailed seat base side is fallen.
Optionally, when above-mentioned head projection is in above-mentioned first groove of above-mentioned center-pole, above-mentioned second projection props up
The first raised side is stated, after above-mentioned head projection leaves above-mentioned first groove of above-mentioned center-pole, above-mentioned second projection props up
Above-mentioned first raised opposite side.
Optionally, the other end of above-mentioned stroke block is provided with the first inclined-plane.
Optionally, above-mentioned resist-nailed seat component also includes stroke block pushing block, and above-mentioned stroke block pushing block is provided with the second inclined-plane, above-mentioned
Second inclined-plane coordinates with above-mentioned first inclined-plane.
Optionally, above-mentioned knife washer is provided with dove-tail form guiding rib, and above-mentioned first inclined-plane of above-mentioned stroke block is provided with guide groove,
Above-mentioned second inclined-plane of above-mentioned stroke block pushing block is provided with guiding rib, and the vertical plane of above-mentioned stroke block pushing block is oriented to provided with dove-tail form
Groove, the above-mentioned guiding rib of the above-mentioned guide groove on above-mentioned first inclined-plane and above-mentioned second inclined-plane coordinate, the above-mentioned swallow of above-mentioned knife washer
The above-mentioned dove-tail form guide groove of tail type guiding rib and above-mentioned stroke block pushing block coordinates.
Optionally, above-mentioned knife washer is provided with connecting portion, and above-mentioned connecting portion seals the above-mentioned second raised bottom and above-mentioned pad
Cutter ring is connected.
Optionally, above-mentioned resist-nailed seat elastomeric element is resist-nailed seat torsion spring, and above-mentioned resist-nailed seat torsion spring set is in above-mentioned resist-nailed seat pin
Nail on.
Optionally, above-mentioned resist-nailed seat elastomeric element is leaf spring, and above-mentioned leaf spring and above-mentioned resist-nailed seat pin are tangent.
The embodiment of the present invention additionally provides a kind of tube type anastomat, and above-mentioned tube type anastomat includes any above-mentioned resist-nailed seat
Component.
The resist-nailed seat component that falls of side and it can be coincide the embodiments of the invention provide a kind of using the cast of the resist-nailed seat component
Device, due to after the completion of being fired in tube type anastomat resist-nailed seat can side fall, resist-nailed seat is through previous anastomotic after solving apparatus percussion
When to previous anastomotic cause damage technical problem.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of optional resist-nailed seat component of the embodiment of the present invention；
Fig. 2 is a kind of schematic diagram of optional resist-nailed seat pedestal of the embodiment of the present invention；
Fig. 3 is a kind of schematic diagram of optional center-pole of the embodiment of the present invention；
Fig. 4 is a kind of schematic diagram of optional stroke block of the embodiment of the present invention；
Fig. 5 is a kind of schematic diagram of optional resist-nailed seat torsion spring of the embodiment of the present invention；
Fig. 6 is a kind of section signal of the optional head projection of the embodiment of the present invention in the first groove of center-pole
Figure；
Fig. 7 and Fig. 6 is the diagrammatic cross-section in Fig. 1 mutually perpendicular direction；
Fig. 8 is the connection diagrammatic cross-section of a kind of optional resist-nailed seat pedestal and center-pole of the embodiment of the present invention；
Fig. 9-1 is that a kind of optional head projection of the embodiment of the present invention leaves the diagrammatic cross-section after the first groove；
Fig. 9-2 and Fig. 9-1 are that a kind of optional head projection of the embodiment of the present invention leaves mutually hanging down after the first groove
The upward diagrammatic cross-section of Nogata；
Fig. 9-3 is a kind of schematic diagram of optional knife washer of the embodiment of the present invention；
Fig. 9-4 is the assembling schematic diagram of a kind of optional knife washer and stroke block of the embodiment of the present invention；
Fig. 9-5 be the embodiment of the present invention a kind of optional resist-nailed seat base side after knife washer and stroke block cooperation
Schematic diagram；
Figure 10 is a kind of schematic diagram of optional stroke block pushing block of the embodiment of the present invention；
Figure 11 is that a kind of optional stroke block pushing block of the embodiment of the present invention is installed in knife washer with the cooperation of stroke block
Diagrammatic cross-section；
Figure 12 is that a kind of optional knife washer of the embodiment of the present invention is provided with the schematic diagram of dove-tail form guiding rib；
Figure 13 is that a kind of the first inclined-plane of optional stroke block of the embodiment of the present invention is provided with the schematic diagram of guide groove；
Figure 14-1 is that a kind of vertical plane of optional stroke block pushing block of the embodiment of the present invention is provided with dove-tail form guide groove
Schematic diagram；
Figure 14-2 is that a kind of the second inclined-plane of optional stroke block pushing block of the embodiment of the present invention is provided with the signal of guiding rib
Figure；
Figure 15 is the assembling signal of a kind of optional knife washer, stroke block and stroke block pushing block of the embodiment of the present invention
Figure；
Figure 16 is a kind of diagrammatic cross-section of optional knife washer with connecting portion of the embodiment of the present invention；
Figure 17 is a kind of schematic diagram of optional stroke block provided with bottom groove of the embodiment of the present invention；
Figure 18 is a kind of diagrammatic cross-section of optional resist-nailed seat component using leaf spring of the embodiment of the present invention；
Figure 19 is a kind of optional any optional resist-nailed seat group using the embodiment of the present invention of the embodiment of the present invention
The schematic diagram of the tube type anastomat of part.
Embodiment is used to further illustrate but be not limited to the present invention below, and example below is only that the present invention is a kind of
Optional embodiment.
Embodiment
Embodiment 1
Present embodiments provide a kind of optional resist-nailed seat component as shown in Figure 1, including resist-nailed seat base as shown in Figure 2
Seat 1, center-pole 2 as shown in Figure 3, stroke block 3 as shown in Figure 4, resist-nailed seat torsion spring 4 as shown in Figure 5 and as shown in Fig. 9-3
Knife washer 6.
As shown in Fig. 2 above-mentioned resist-nailed seat pedestal 1 is provided with chute 1.1, as shown in figure 3, above-mentioned center-pole 2 is recessed provided with first
The groove 2.2 of groove 2.1 and second, symmetrical groove 2.3 may or may not be present with above-mentioned first groove 2.1, such as Fig. 8 institutes
Showing, above-mentioned resist-nailed seat pedestal 1 is rotatablely connected with above-mentioned center-pole 2 by resist-nailed seat pin 1.2, as shown in Figure 4, above-mentioned stroke block
3 one end is provided with head projection 3.1, and the side of above-mentioned stroke block 3 is provided with the first projection 3.4, and above-mentioned stroke block 3 is slidably installed
On the above-mentioned chute 1.1 of above-mentioned resist-nailed seat pedestal 1.
As shown in fig. 6, when above-mentioned head projection 3.1 is in above-mentioned first groove 2.1 of above-mentioned center-pole 2, above-mentioned stroke
Block 3 makes above-mentioned resist-nailed seat pedestal 1 keep vertical with above-mentioned center-pole 2, and Fig. 6 and Fig. 7 is the section in Fig. 1 mutually perpendicular direction
Schematic diagram, as shown in fig. 7, above-mentioned head projection 3.1 is in above-mentioned first groove 2.1 of above-mentioned center-pole 2, above-mentioned stroke block 3
Prevent the above-mentioned side of resist-nailed seat pedestal 1 from falling, above-mentioned resist-nailed seat pedestal 1 is kept vertical with above-mentioned center-pole 2.
As shown in figs. 5 and 8, the elbow end 4.1 of above-mentioned resist-nailed seat torsion spring 4 is against on above-mentioned resist-nailed seat pedestal 1, above-mentioned to support
The straight handle end 4.2 of nail seat torsion spring 4 is against in above-mentioned second groove 2.2 of above-mentioned center-pole 2, above-mentioned resist-nailed seat torsion spring 4 it is above-mentioned
Elbow end 4.1 is in compressive state.
As shown in Fig. 9-3, above-mentioned knife washer 6 is provided with the 3rd groove 6.1, and above-mentioned stroke block 3 is installed on above-mentioned 3rd groove
In 6.1, the second projection 6.3 is provided with above-mentioned knife washer 6, above-mentioned first projection 3.4 coordinates with the above-mentioned second projection 6.3, above-mentioned
Assembly relation such as Fig. 9-4 and Fig. 9 of above-mentioned second projection 6.3 of knife washer 6 and above-mentioned first projection 3.4 of above-mentioned stroke block 3-
Shown in 5.
As shown in fig. 9-1, when cutting knife 5 cuts through above-mentioned knife washer 6, show that cutting tissue has completed, it is now above-mentioned to cut
Knife 5 continues to move ahead, and promotes above-mentioned stroke block 3, makes above-mentioned stroke block 3 to left, when the above-mentioned head of above-mentioned stroke block 3 is raised
After 3.1 leave above-mentioned first groove 2.1 of above-mentioned center-pole 2, above-mentioned stroke block 3 is just no longer prevented from above-mentioned resist-nailed seat pedestal 1 and existed
Side is fallen in the presence of above-mentioned resist-nailed seat torsion spring 4 as shown in Figure 8, i.e., above-mentioned elbow end 4.1 acts on above-mentioned resist-nailed seat pedestal 1,
Above-mentioned resist-nailed seat pedestal 1 is set to be fallen around the above-mentioned side of resist-nailed seat pin 1.2 as shown in Figure 8, Fig. 9-1 and Fig. 9-2 is above-mentioned head
Projection 3.1 leaves the diagrammatic cross-section in the mutually perpendicular direction after above-mentioned first groove 2.1, and above-mentioned head projection 3.1 is left
After above-mentioned first groove 2.1, as shown in Fig. 9-2, the above-mentioned head projection 3.1 of above-mentioned stroke block 3 is not in above-mentioned first groove
In 2.1, above-mentioned stroke block 3 is no longer prevented from above-mentioned resist-nailed seat pedestal 1 and fallen side in the presence of above-mentioned resist-nailed seat torsion spring 4.
When above-mentioned head projection 3.1 is in above-mentioned first groove 2.1 of above-mentioned center-pole 2, above-mentioned second projection 6.3 is supported
The side for stating the first projection 3.4 is lived in, as shown in Fig. 9-4, when above-mentioned head projection 3.1 leaves above-mentioned the of above-mentioned center-pole 2
After one groove 2.1, above-mentioned second projection 6.3 props up the opposite side of above-mentioned first projection 3.4, as shown in Fig. 9-5.As Fig. 9-4 institute
Show, above-mentioned second projection 6.3 of above-mentioned knife washer 6 props up the side of above-mentioned first projection 3.4 of above-mentioned stroke block 3, it is ensured that on
Stating stroke block 3 will not arbitrarily move, when above-mentioned cutting knife 5 cuts through above-mentioned knife washer 6 and promotes above-mentioned stroke block 3 to the left, now
Above-mentioned first projection 3.4 of above-mentioned stroke block 3 forces the above-mentioned second raised 6.3 elastic deformations of above-mentioned knife washer 6, makes above-mentioned row
Journey block 3 can move to left, and now raised 6.3 and cans of above-mentioned the second of above-mentioned knife washer 6 enough block the upper of above-mentioned stroke block 3
The opposite side of the first projection 3.4 is stated, to ensure that above-mentioned stroke block 3 will not retract.
Optionally, above-mentioned first projection 3.4 as shown in Figure 4 can only have one, can also with it is above-mentioned first raised
3.4 symmetrical positions are provided with identical projection again, i.e., can also be provided with two symmetrical above-mentioned first projections 3.4.It is corresponding
, one second projection is provided with if only above-mentioned first projection 3.4, in the above-mentioned knife washer 6 as shown in Fig. 9-3
6.3, if provided, with two symmetrical above-mentioned first projections 3.4, then it is convex that two symmetrical second are provided with above-mentioned knife washer 6
6.3 are played, two symmetrical above-mentioned first projections 3.4 are respectively cooperating with two symmetrical above-mentioned second projections 6.3.
Optionally, it is upper when as shown in fig. 9-1 as shown in figure 4, the other end of above-mentioned stroke block 3 is provided with the first inclined-plane 3.2
State cutting knife 5 to continue to move ahead, promote above-mentioned first inclined-plane 3.2 of above-mentioned stroke block 3, above-mentioned stroke block 3 is easier by the left
Power and to left.
Optionally, above-mentioned resist-nailed seat component also includes stroke block pushing block 7, and as shown in Figure 10, above-mentioned stroke block pushing block 7 is provided with
Second inclined-plane 7.1, above-mentioned second inclined-plane 7.1 coordinate with above-mentioned first inclined-plane 3.2 as shown in Figure 4, as shown in figure 11, above-mentioned row
Journey block pushing block 7 coordinates with above-mentioned stroke block 3 to be installed in above-mentioned knife washer 6, when above-mentioned cutting knife 5 as shown in fig. 9-1 is cut through
When stating knife washer 6, show that cutting tissue has completed, above-mentioned cutting knife 5 continues to move ahead, and promotes the surface of above-mentioned stroke block pushing block 7
7.2, above-mentioned stroke block pushing block 7 is promoted above-mentioned stroke block 3 to left, due to above-mentioned second inclined-plane 7.1 and above-mentioned first oblique
Face 3.2 coordinates, and above-mentioned stroke block pushing block 7 is stuck in above-mentioned stroke block 3 and above-mentioned knife washer 6, then when above-mentioned cutting knife 5 promote it is above-mentioned
During the surface 7.2 of stroke block pushing block 7, due to there is the stop of the above-mentioned side wall of knife washer 6, above-mentioned stroke block pushing block 7 is cut along above-mentioned
The thrust direction movement of knife 5, so that above-mentioned stroke block 3 is more effectively to left.
Optionally, as shown in figure 12, above-mentioned knife washer 6 is provided with dove-tail form guiding rib 6.2, as shown in figure 13, above-mentioned stroke
Above-mentioned first inclined-plane 3.2 of block 3 is provided with guide groove 3.3, as shown in Figure 14-1 and Figure 14-2, above-mentioned stroke block pushing block 7 it is above-mentioned
Second inclined-plane 7.1 is provided with guiding rib 7.2, and the vertical plane of above-mentioned stroke block pushing block 7 is provided with dove-tail form guide groove 7.3, and above-mentioned first
The above-mentioned guiding rib 7.2 of the above-mentioned guide groove 3.3 on inclined-plane 3.2 and above-mentioned second inclined-plane 7.1 coordinates, above-mentioned knife washer 6 it is above-mentioned
The above-mentioned dove-tail form guide groove 7.3 of dove-tail form guiding rib 6.2 and above-mentioned stroke block pushing block 7 coordinates, above-mentioned knife washer 6, above-mentioned row
The installation diagram of journey block 3 and above-mentioned stroke block pushing block 7 is as shown in figure 15.It is above-mentioned after above-mentioned cutting knife 5 cuts through above-mentioned knife washer 6
Cutting knife 5 promotes above-mentioned dove-tail form guiding rib 6.2 of the above-mentioned stroke block pushing block 7 along above-mentioned knife washer 6 vertically movable, above-mentioned stroke
Above-mentioned second inclined-plane 7.1 of block pushing block 7 promotes above-mentioned first inclined-plane 3.2 of above-mentioned stroke block 3, makes above-mentioned stroke block 3 to moving to left
Dynamic, the above-mentioned guiding rib 7.2 of above-mentioned stroke block pushing block 7 slides in the above-mentioned guide groove 3.3 of above-mentioned stroke block 3, for ensuring
Above-mentioned stroke block pushing block 7 is in moving process, its above-mentioned second inclined-plane 7.1 above-mentioned first inclined-plane with above-mentioned stroke block 3 all the time
3.2 coordinate.
Optionally, as shown in figure 16, above-mentioned knife washer 6 is provided with connecting portion 6.4, and above-mentioned connecting portion 6.4 seals above-mentioned second
The bottom of projection 6.3 is connected with above-mentioned knife washer 6, and Figure 16 is the section signal of the above-mentioned knife washer 6 with above-mentioned connecting portion 6.4
Figure, accordingly, the above-mentioned stroke block 3 now coordinated with above-mentioned knife washer 6 is as shown in figure 17, and it is recessed that above-mentioned stroke block 3 is provided with the 4th
Groove 3.5, a part for above-mentioned connecting portion 6.4 are placed in above-mentioned 4th groove 3.5, above-mentioned stroke block 3 is kept away in moving process
Open above-mentioned connecting portion 6.4.When above-mentioned first projection 3.4 of above-mentioned stroke block 3 forces above-mentioned second projection of above-mentioned knife washer 6
6.3 when occurring elastic deformation, and above-mentioned connecting portion 6.4 holds above-mentioned relative with above-mentioned side wall 6.5 of side wall 6.5 as shown in figure 16
The relative side wall is not shown in the side wall of knife washer 6, diagrammatic cross-section 16, i.e., above-mentioned connecting portion 6.4, which is held, is provided with above-mentioned second
Two relative side walls of projection 6.3, the other parts to prevent above-mentioned knife washer 6 deform upon, certainly, above-mentioned second projection 6.3
One or two can be provided with, as described above.
Optionally, above-mentioned resist-nailed seat torsion spring 4 can be replaced leaf spring 8, and as shown in figure 18, the elbow end 8.1 of above-mentioned leaf spring 8 is supported
On above-mentioned resist-nailed seat pedestal 1, the straight handle end 8.2 of above-mentioned leaf spring 8 is against in above-mentioned second groove 2.2 of above-mentioned center-pole 2, on
State leaf spring 8 and above-mentioned resist-nailed seat pin 1.2 is tangent, the elbow end 8.1 of above-mentioned leaf spring 8 can also be weldingly fixed on above-mentioned resist-nailed seat
On pedestal 1.
Embodiment 2
A kind of a kind of optional tube type anastomat as shown in figure 19 is present embodiments provided, above-mentioned tube type anastomat includes
Any above-mentioned resist-nailed seat component.
Under original state, the head of above-mentioned stroke block is raised in above-mentioned first groove of above-mentioned center-pole, makes above-mentioned
Resist-nailed seat pedestal keeps plumbness with above-mentioned center-pole.
When above-mentioned cutting knife cuts through above-mentioned knife washer, show that cutting tissue has completed.Now above-mentioned cutting knife continues to move ahead,
Above-mentioned stroke block is promoted to translate, it is above-mentioned when the head projection of above-mentioned stroke block leaves above-mentioned first groove of above-mentioned center-pole
Resist-nailed seat pedestal falls side in the presence of resist-nailed seat torsion spring or leaf spring.
Claims (10)
- A kind of 1. resist-nailed seat component, it is characterised in that including：Resist-nailed seat pedestal (1), the resist-nailed seat pedestal (1) are provided with chute (1.1)；Center-pole (2), the center-pole (2) are provided with the first groove (2.1) and the second groove (2.2), the resist-nailed seat pedestal (1) It is rotatablely connected with the center-pole (2) by resist-nailed seat pin (1.2)；Stroke block (3), one end of the stroke block (3) are provided with that head is raised (3.1), and the side of the stroke block (3) is provided with the One raised (3.4), the stroke block (3) is slidably mounted on the chute (1.1) of the resist-nailed seat pedestal (1), described When head projection (3.1) is in first groove (2.1) of the center-pole (2), the stroke block (3) makes the resist-nailed seat Pedestal (1) is vertical with the center-pole (2) holding；Resist-nailed seat elastomeric element (4), the elbow end (4.1) of the resist-nailed seat elastomeric element (4) are against the resist-nailed seat pedestal (1) On, the straight handle end (4.2) of the resist-nailed seat elastomeric element (4) is against in second groove (2.2) of the center-pole (2)；Knife washer (6), is provided with second raised (6.3) in the knife washer (6), described first raised (3.4) and described second convex (6.3) are played to coordinate.
- 2. resist-nailed seat component according to claim 1, it is characterised in that the head raised (3.1) leave the center After first groove (2.1) of bar (2), the elbow end (4.1) of the resist-nailed seat elastomeric element (4) makes the resist-nailed seat pedestal (1) side is fallen.
- 3. resist-nailed seat component according to claim 1, it is characterised in that the head raised (3.1) are in the center-pole (2) when in first groove (2.1), described second raised (6.3) prop up the side of described first raised (3.4), described After head projection (3.1) leaves first groove (2.1) of the center-pole (2), described second raised (6.3) prop up described The opposite side of first raised (3.4).
- 4. resist-nailed seat component according to claim 1, it is characterised in that the other end of the stroke block (3) is provided with first Inclined-plane (3.2).
- 5. resist-nailed seat component according to claim 4, it is characterised in that the resist-nailed seat component also includes stroke block pushing block (7), the stroke block pushing block (7) is provided with the second inclined-plane (7.1), and second inclined-plane (7.1) is matched somebody with somebody with first inclined-plane (3.2) Close.
- 6. resist-nailed seat component according to claim 5, it is characterised in that the knife washer (6) is provided with dove-tail form guiding rib (6.2), first inclined-plane (3.2) of the stroke block (3) is provided with guide groove (3.3), the stroke block pushing block (7) it is described Second inclined-plane (7.1) is provided with guiding rib (7.2), and the vertical plane of the stroke block pushing block (7) is provided with dove-tail form guide groove (7.3), The guide groove (3.3) of first inclined-plane (3.2) and the guiding rib (7.2) of second inclined-plane (7.1) coordinate, institute State the dove-tail form guiding rib (6.2) of knife washer (6) and the dove-tail form guide groove (7.3) of the stroke block pushing block (7) Coordinate.
- 7. resist-nailed seat component according to claim 1, it is characterised in that the knife washer (6) is provided with connecting portion (6.4), The bottom that the connecting portion (6.4) seals described second raised (6.3) is connected with the knife washer (6).
- 8. resist-nailed seat component according to claim 1, it is characterised in that the resist-nailed seat elastomeric element is resist-nailed seat torsion spring (4), the resist-nailed seat torsion spring (4) is enclosed on the resist-nailed seat pin (1.2).
- 9. resist-nailed seat component according to claim 1, it is characterised in that the resist-nailed seat elastomeric element is leaf spring (8), institute State leaf spring (8) and the resist-nailed seat pin (1.2) is tangent.
- 10. a kind of tube type anastomat, it is characterised in that the tube type anastomat includes any described the supporting of claim 1-9 and followed closely Holder assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410521746.7A CN105520764B (en) | 2014-10-03 | 2014-10-03 | It is a kind of can side fall resist-nailed seat component and use its tube type anastomat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410521746.7A CN105520764B (en) | 2014-10-03 | 2014-10-03 | It is a kind of can side fall resist-nailed seat component and use its tube type anastomat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105520764A CN105520764A (en) | 2016-04-27 |
| CN105520764B true CN105520764B (en) | 2018-03-20 |
Family
ID=55763523
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410521746.7A Expired - Fee Related CN105520764B (en) | 2014-10-03 | 2014-10-03 | It is a kind of can side fall resist-nailed seat component and use its tube type anastomat |
Country Status (1)
| Country | Link |
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| CN (1) | CN105520764B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2383476Y (en) * | 1999-02-10 | 2000-06-21 | 张祖仁 | Surgical tubular anastomat |
| US6957758B2 (en) * | 2001-10-05 | 2005-10-25 | Tyco Healthcare Group, Lp | Tilt top anvil for a surgical fastener device |
| US8453913B2 (en) * | 2009-02-06 | 2013-06-04 | Covidien Lp | Anvil for surgical stapler |
| CN201782789U (en) * | 2010-03-08 | 2011-04-06 | 北京中法派尔特医疗设备有限公司 | Nail holder component capable of realizing tilting and resetting and anastomat adopting same |
| US9782176B2 (en) * | 2012-11-13 | 2017-10-10 | Ohio State Innovation Foundation | Collapsible anvil head and stapling apparatus |
| CN204106097U (en) * | 2014-10-03 | 2015-01-21 | 天津万和医疗器械有限公司 | A kind of can the nail supporting base assembly that falls of side and the tube type anastomat that adopts it |
-
2014
- 2014-10-03 CN CN201410521746.7A patent/CN105520764B/en not_active Expired - Fee Related
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| CN105520764A (en) | 2016-04-27 |
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