CN202489986U - Linear suturing-cutting device - Google Patents
Linear suturing-cutting device Download PDFInfo
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- CN202489986U CN202489986U CN 201120567587 CN201120567587U CN202489986U CN 202489986 U CN202489986 U CN 202489986U CN 201120567587 CN201120567587 CN 201120567587 CN 201120567587 U CN201120567587 U CN 201120567587U CN 202489986 U CN202489986 U CN 202489986U
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- push button
- slide block
- cutting device
- lock dog
- straight line
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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
- 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
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- Heart & Thoracic Surgery (AREA)
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- Medical Informatics (AREA)
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- Veterinary Medicine (AREA)
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Abstract
The utility model discloses a linear suturing-cutting device, comprising an upper forceps clip and a lower forceps clip; a nail pushing rod and a cutter pushing rod capable of moving simultaneously, wherein a cutter is arranged at the far end of the cutter pushing rod; a lock block and a slide block capable of being mutually plugged and unplugged; and two symmetrical pushing buttons arranged at the both sides of the lock block via pivots; when the slide block and the lock block are plugged, the two pushing buttons are closed at the both sides of the lower forceps clip; and when the slide block and the lock block are separated, only one pushing button is expanded and relatively fixed on the slide block, and the other pushing button is closed and relatively fixed on the lock block. The linear suturing-cutting device disclosed by the utility model has the following main advantages that: the two pushing buttons are closed simultaneously and tightly attached to the forceps clips, so that the volume of the whole device can be relatively reduced, and packaging and transportation costs can be relatively decreased simultaneously; when the slide block is pushed to move by one of the two pushing buttons, the other pushing button is fixed on the lock block, thus avoiding the situation that the pushing button in a non-working state moves and clips the medical gloves of a doctor; and the linear suturing-cutting device is simple in structure, convenient in assembly, and very suitable for application.
Description
Technical field
This utility model relates to a kind of medical stapling instrument, and the straight line seaming and cutting device that especially a kind of surgical operation is used belongs to technical field of medical instruments.
Background technology
Surgical operation is widely used in wound suture, interior tissue stitching and cutting with straight line seaming and cutting device.Typical straight line seaming and cutting device such as 5129570 announcements of U.S. Pat have simultaneously and sew up and two functions of cutting, promptly when carrying out wound suture, excess tissue are excised.Such straight line seaming and cutting device generally comprises upper and lower two clamps, is oppositely arranged on the nail anvil and the nail bin of upper and lower clamp far-end, and the closed handle that is used for closed upper and lower clamp; Be provided with the push broach bar that the ejector pin bar that can move simultaneously along the apparatus axis and far-end are provided with cutting knife in this nail bin, an end of said ejector pin bar and push broach bar all is equipped on the slide block; Said nail bin surface is arranged along the apparatus axis and is provided with several nail holes, is provided with pushing slice of nail and suturing nail in each nail hole; Said slide block moves and drives said ejector pin bar and promote pushing slice of nail successively and push said suturing nail to nail anvil to form in and treat on the suture tissue, and drives said cutting knife and will cut off or otch at the tissue between said nail bin and the nail anvil.
All apparatuses are used to drive the outside that push button that said slide block moves generally all is arranged on upper and lower clamp; So that doctor's operation; A kind of push button that slide block, ejector pin bar, cutting knife move that is used to promote is disclosed like U.S. Pat 5129570; Said push button and slide block relative fixed, and stretch out in the left side or the right side of said upper and lower clamp.The deficiency of the push button of this structure is: the doctor can only be at the moving push button of a thruster of upper and lower clamp; In case when apparatus places a special operating position; When causing the doctor well not controlled this push button, then can reduce the operation comfort of this straight line seaming and cutting device widely.And on the other hand, doctor's handedness also can cause the use inconvenience of this apparatus.
In order to solve above-mentioned technical problem, U.S. Pat 7419081, US7568604 have disclosed a kind of pushing button structure of novel " W " type, and this push button and slide block pivotal connection selectively stretch out in outside the clamp of apparatus two operating portions of this push button.When the doctor need be when the left side promotes push button, then the push button operating portion with the clamp left side stretches out in outside the clamp, and the push button operating portion on clamp right side then drew in and was closely attached on clamp this moment.In general, clamp also can be installed with outward one be used to protect clamp plastics clamp shell, the push button operating portion that then draws in can be adjacent to the clamp shell.The deficiency of the push button of this structure is that the operating portion of push button both sides can not side by side draw in, can make the whole space of apparatus become big, and packing and cost of transportation increase.And prior art also has a topmost problem: during left side push button operating portion outside surgeon pushed on stretches out in clamp; Drawing in and be closely attached on the push button operating portion on the right side of clamp also can be along with slide block moves together; Because doctor's operating habit is for to live the clamp shell with hand rest; At this moment the push button operating portion on right side can pass from doctor's the palm of the hand and the slit between the clamp shell; The push button operating portion on right side probably can clip to doctor's medical gloves between push button operating portion and the clamp in the process that moves, thereby causes all can not moving before and after the push button, causes malpractice.
The utility model content
The purpose of this utility model: propose a kind of straight line seaming and cutting device with novel push button, this push button can draw in simultaneously and be closely attached on clamp.
The purpose of this utility model will be achieved through following technical scheme:
A kind of straight line seaming and cutting device comprises: can be each other the closed or upper and lower clamp opened, be oppositely arranged on the nail anvil and the nail bin of upper and lower clamp far-end respectively; Be provided with the push broach bar that the ejector pin bar that can move simultaneously along said straight line seaming and cutting device axis and far-end are provided with cutting knife in the said nail bin, said straight line seaming and cutting device also comprises:
One lock dog, said lock dog are fixed on the said clamp down;
One slide block, an end of said ejector pin bar and push broach bar all is equipped on a side of said slide block, and said slide block is connected on the said lock dog separably and can moves relative to said lock dog;
Be symmetrically set in two push buttons of lock dog both sides, be respectively left push button and right push button, said left push button and right push button all pivotally are located on said lock dog or the slide block;
When said slide block and said lock dog linked together, said left push button and right push button were in original state, and all draw the both sides of infra clamp in; When said slide block separates with said lock dog, have and only have a push button to open and relative fixed on said slide block, said another push button draw in and relative fixed on said lock dog.
Preferably, a side of said slide block along its axis plug-in type be connected on the said lock dog.
Preferably; Said lock dog comprises that one is used for and the fixed body of clamp; The front end symmetry of said body is extended with two protruding arms of elasticity, and the protruding arm of said elasticity draws under the situation of not stressing in opposite directions, and the distance between two protruding arms of elasticity after the said gathering is less than the insertion section of said slide block.
Preferably; The top of said lock dog is provided with imperfect first a circular lock hook; The corresponding imperfect second circular lock hook that is provided with in the top of said slide block; When said slide block when its axis inserts and be connected on the said lock dog, said first lock hook and second lock hook form a complete annulus.
Preferably, the contact position, top of said annulus and lock dog and slide block is provided with the groove in a week, the corresponding raised line that is provided with a week on said left push button and the right push button.
Preferably, the end face of the protruding arm of said elasticity is provided with and is used for limiting the convexity that raised line slides at groove.
Preferably, be equipped with a lozenges on said left push button and the right push button, the corresponding setting of said two lozenges symmetry, when one of them push button opened and stretch out in outside the said clamp down, two lozenges being located at respectively on left push button and the right push button were fitted.This structure has this utility model and a push button expansible is only arranged and stretches out in outside the said down clamp
Preferably, also be provided with a back positive stop lug boss on the end face of said slide block, be provided with a through hole in the positive stop lug boss of said back, be provided with a hitching post in the said through hole slidably; Accordingly, be equipped with on said left push button and the right push button one be used to dodge said back positive stop lug boss the arc groove, and one be used to circular hole that said hitching post is inserted.
Preferably, said hitching post bottom be to cooperate with said clamp down, and by the said wedge base of playing the clamp driving.
Preferably, also be provided with a front limit boss on the end face of said slide block, when said one of them push button opened and stretch out in outside the said clamp down, said push button and said front limit boss were complementary.
The beneficial effect of this utility model is mainly reflected in:
(1) two push button draws in simultaneously and is closely attached on clamp, can reduce the whole volume of apparatus relatively, and packing and cost of transportation also can reduce relatively;
(2) when one of them of two push buttons promoted slide block and move, another push button was fixed on the lock dog, thereby the situation of avoiding the push button of off working state to move and clip to doctor's medical gloves produces;
(3) simple in structure, easy to assembly, be very suitable for practicality.
Description of drawings
Fig. 1 is the schematic perspective view of the lock dog of this utility model straight line seaming and cutting device.
Fig. 2 is the front view of the lock dog of this utility model straight line seaming and cutting device.
Fig. 3 is the schematic perspective view of the slide block of this utility model straight line seaming and cutting device.
Fig. 4 is another schematic perspective view of the slide block of this utility model straight line seaming and cutting device.
Fig. 5 is the three-dimensional cutaway view of the slide block of this utility model straight line seaming and cutting device.
Fig. 6 is the schematic perspective view of the push button of this utility model straight line seaming and cutting device.
Fig. 7 is another schematic perspective view of the push button of this utility model straight line seaming and cutting device.
Fig. 8 is the sectional perspective sketch map of this utility model straight line seaming and cutting device, only shows a push button this moment.
The front view of the afterbody when Fig. 9 is this utility model straight line seaming and cutting device original state.
The vertical view of the afterbody when Figure 10 is this utility model straight line seaming and cutting device original state.
Figure 11 is the front view of the afterbody of this utility model straight line seaming and cutting device when opening one of them push button.
Figure 12 is the vertical view of the afterbody of this utility model straight line seaming and cutting device when opening one of them push button.
Figure 13 is along the cutaway view of A-A among Figure 12.
Figure 14 is the partial front view after this utility model straight line seaming and cutting device promotes one of them push button.
Figure 15 is the partial front view of the push button that is pushed of this utility model straight line seaming and cutting device.
Figure 16 is the partial vertical view after this utility model straight line seaming and cutting device promotes one of them push button.
Figure 17 is the partial vertical view of the push button that is pushed of this utility model straight line seaming and cutting device.
Figure 18 is along the cutaway view of B-B among Figure 17.
The specific embodiment
This utility model has disclosed a kind of straight line seaming and cutting device; The same with prior art; Comprise: can be each other the closed or upper and lower clamp opened; The said far-end of going up clamp is provided with nail anvil, and the far-end of following clamp is provided with nail bin, goes back pivot on the said clamp down and is provided with a closed handle that is used for closed upper and lower clamp.
Said clamp 1 down is a ∪ shape, is provided with the push broach bar 3 (disclosing among Fig. 8) that can be provided with cutting knife along the ejector pin bar 2 and the far-end of said apparatus axis slip in it, and said nail bin 7 is arranged in this U type structure.
In the preferred embodiment of this utility model, straight line seaming and cutting device also comprises: a lock dog 4, said lock dog 4 are fixed on the said clamp 1 down; One slide block 5, an end of said ejector pin bar 2 and push broach bar 3 all is equipped on a side of said slide block 5, the opposite side of said slide block 5 along its axis plug-in type be connected on the said lock dog 4; Be symmetrically set in two push buttons of lock dog both sides, be respectively left push button 61 and right push button 62, said left push button 61 all pivotally is located on said lock dog 4 or the slide block 5 with right push button 62.
Specifically see figures.1.and.2; Said lock dog 4 comprises that one is used for and the fixed body 41 of clamp; The front end symmetry of said body 41 is extended with two protruding arms 42 of elasticity; The protruding arm 42 of said elasticity draws (direction of arrow among the figure) in opposite directions under the situation of not stressing, the distance between the protruding arm 42 of two elasticity after the said gathering is less than the insertion section 52 of said slide block 5.
To shown in Figure 5, said slide block 5 comprises a body 51 in conjunction with Fig. 3, and the rear end of said body is to be used to insert the insertion section 52 in the said lock dog 4.After in said insertion section 52 extend into two gaps 43 between the protruding arm 42 of elasticity, because the thickness of insertion section 52 is bigger, so can be with all supports outward of the protruding arm 42 of said elasticity.The protruding arm 42 of elasticity will produce a clamping force to slide block 5 like this, and said lock dog 4 is fixed together when original state with slide block 5.
Extremely shown in Figure 5 in conjunction with Fig. 1; The top 44 of said lock dog 4 is provided with imperfect first a circular lock hook 45, and the top 54 corresponding imperfect second circular lock hooks 55 that are provided with of said slide block 5 are when said slide block 5 inserts and be connected in said lock dog 4 last times (preceding text detail) along its axis; Said first lock hook 45 and second lock hook 55 form a complete annulus 90; The annulus here is generalized closed hoop, is not the regular circle ring of narrow sense, and is as shown in Figure 8.
The contact position at the top 44,54 of said annulus 90 and lock dog 4 and slide block 5 is provided with the groove 91 in a week, and the groove 9 in a said week is respectively the groove 46 of lock dog 4 and the groove 56 of slide block 5 is spliced.In conjunction with Fig. 6 and shown in Figure 7, the corresponding raised line 63 that is provided with a week on the said right push button 62.Because the structure of left push button 61 and the symmetrical configuration of right push button 62, so this paper is the concrete structure that example discloses push button with right push button 62.After said raised line 63 clampings were gone in the said groove 91, this raised line 63 can freely slide in said groove 91.During installation, can earlier lock dog 4 be fixed on the following clamp (fixed mode has a lot, repeats no more), and then raised line 63 is snapped in the groove 46, and then slide block 5 is inserted said lock dog 4 internal fixation.
Preferably, the end face 44 of the said lock dog 4 top far-end that is arranged in the protruding arm 42 of elasticity is provided with and is used to limit the convexity 47 that raised line 63 slides at groove 46.When initial state, lock dog 4 interfixes with slide block 5, and the protruding arm 42 of the elasticity of both sides causes the position of convexity 47 to be squinted, promptly away from groove 46 to extending out.When slide block 5 breaks away from from lock dog 4, the protruding arm 42 of elasticity concaves, at this moment said protruding 47 can be positioned at said groove 46 on, so just can stop raised line 63 in groove 46, to slide, further just stop the rotation of push button.
To shown in Figure 5, also be provided with a back positive stop lug boss 57 in conjunction with Fig. 3 on the end face 54 of said slide block 5, be provided with a through hole 58 in the positive stop lug boss of said back, be provided with a hitching post 7 (literary composition details after its structure) in the said through hole 58 slidably; Accordingly, be equipped with on said left push button 61 and the right push button 62 one be used to dodge said back positive stop lug boss 57 arc groove 64, and one be used to circular hole 65 that said hitching post 7 is inserted.
Also be provided with a front limit boss 59 on the end face 54 of said slide block 5, when said one of them push button 61,62 opened and stretch out in outside the said clamp 1 down, said push button 61,62 and said front limit boss 59 were complementary.
In conjunction with Fig. 6, Fig. 7 and shown in Figure 12; Said left push button 61 is equipped with an operating portion 66 with right push button 62; The distal-most end of operating portion 66 is a lozenges 67 apart, and is shown in figure 12, the corresponding setting of said two lozenges, 67 symmetries; When one of them push button 62 opens and stretch out in outside the said clamp down, be located at left push button 61 respectively and fit with two lozenges 67 on the right push button 62.
The sketch map of the afterbody during like Fig. 9 and this utility model straight line seaming and cutting device original state shown in Figure 10; Slide block shown in this moment 5 inserts said lock dog 4 internal fixation; Said first lock hook 45 and second lock hook 55 form a complete annulus 90, and said two push buttons 61,62 all draw in and are closely attached on said clamp 1 down.So-called " draw in and be adjacent to " is meant that the outermost side of push button 61,62 at this moment is the shortest to the distance of said clamp 1 down.Because protruding 47 do not work, a therefore any push button 61,62 expansibles and stretching out in outside the said clamp 1 down.To shown in Figure 13, so-called " open and stretch out " is meant that the surface of operating portion 66 of right push button 62 is vertical with its running route, promptly schemes the operating portion 66 of right-of-center in political views's push button 62 and carried out the percussion preparation like Figure 11.When shown in push button 61,62 when opening, it can be around centrage rotation of annulus 90.
At this moment because said two lozenges 67 fit each other, after right push button 62 is opened and stretching out in outside the said clamp 1 down, limit left push button 61 open and stretch out in said under outside the clamp 1.In like manner, after left push button 61 opens and stretches out in outside the said clamp 1 down, also can restrict right push button 62 open and stretch out in outside the said clamp 1 down.So just guarantee only to have only a push button can open and stretch out in outside the said clamp 1 down.
When this preferred embodiment reaches Figure 11 and state shown in Figure 13; The doctor can promote right push button 62, and right push button 62 can drive slide block 5 and move forward owing to the effect of second lock hook 55 and front limit boss 59 this moment; And lock dog 4 shown in breaking away from, reach like Figure 14 to state shown in Figure 17.At this moment, left push button 61 is owing to the effect of convexity 47 is fixed on the said lock dog 4 it.Promptly when said slide block 5 separates with said lock dog 4, have and only have a push button to open and be fixed on the said slide block 5, said another push button draws in and is fixed on the said lock dog 4.
In conjunction with Figure 13 and shown in Figure 180, said hitching post 7 bottoms are to cooperate with said down clamp 1, and by the wedge base 70 of said clamp down 1 driving.Under the original state shown in figure 13, said hitching post 7 does not get in the circular hole 65 of push button; When after right push button 62 is released slide block 5, reaching state shown in Figure 180, following clamp 1 compressing wedge base 70 extend in the circular hole 65 hitching post 7.After operation finished, when back spurring ejector pin bar 2 with push broach bar 3 through right push button 62, right push button 62 was limited and can not rotate with hitching post 7 by said second lock hook 55 like this.Certainly, what drive hitching post 7 motions is not to play clamp 1, also can be to be fixed on down pad on the clamp 1 etc.
The effect of this utility model is: two push buttons 61,62 can draw and be closely attached on clamp simultaneously in, can reduce the whole volume of apparatus relatively, and packing and cost of transportation also can reduce relatively; When one of them of two push buttons promoted slide block 5 and move, another push button was fixed on the lock dog 4, thereby the situation of avoiding the push button (the left push button 61 of preferred embodiment) of off working state to move and clip to doctor's medical gloves produces.This utility model novel structure is simple, is suitable for promoting.
The speech of described expression position and direction in this utility model, all be with the exercises on apparatus author as reference, be near-end or rear end near operator's a end, be far-end or front end away from operator's a end.
This utility model still has numerous embodiments, and all employing equivalents or equivalent transformation and all technical schemes of forming all drop within the protection domain of this utility model.
Claims (10)
1. straight line seaming and cutting device comprises: can be closed each other or the upper and lower clamp opened, be oppositely arranged on the nail anvil and the nail bin of upper and lower clamp far-end respectively; Be provided with in the said nail bin and can it is characterized in that along said straight line seaming and cutting device axis ejector pin bar that moves simultaneously and the push broach bar that far-end is provided with cutting knife: said straight line seaming and cutting device also comprises, a lock dog, said lock dog are fixed on said time clamp; One slide block, an end of said ejector pin bar and push broach bar all is equipped on a side of said slide block, and said slide block is connected on the said lock dog separably and can moves relative to said lock dog; Be symmetrically set in two push buttons of lock dog both sides, be respectively left push button and right push button, said left push button and right push button all pivotally are located on said lock dog or the slide block; When said slide block and said lock dog linked together, said left push button and right push button were in original state, and all draw the both sides of infra clamp in; When said slide block separates with said lock dog, have and only have a push button to open and relative fixed on said slide block, said another push button draw in and relative fixed on said lock dog.
2. straight line seaming and cutting device according to claim 1 is characterized in that: a side of said slide block along its axis plug-in type be connected on the said lock dog.
3. straight line seaming and cutting device according to claim 2; It is characterized in that: said lock dog comprises that one is used for and the fixed body of clamp; The front end symmetry of said body is extended with two protruding arms of elasticity; The protruding arm of said elasticity draws under the situation of not stressing in opposite directions, and the distance between two protruding arms of elasticity after the said gathering is less than the insertion section of said slide block.
4. straight line seaming and cutting device according to claim 2; It is characterized in that: the top of said lock dog is provided with imperfect first a circular lock hook; The corresponding imperfect second circular lock hook that is provided with in the top of said slide block; When said slide block when its axis inserts and be connected on the said lock dog, said first lock hook and second lock hook form a complete annulus.
5. straight line seaming and cutting device according to claim 4 is characterized in that: the contact position, top of said annulus and lock dog and slide block is provided with the groove in a week, the corresponding raised line that is provided with a week on said left push button and the right push button.
6. straight line seaming and cutting device according to claim 5 is characterized in that: the end face of the protruding arm of said elasticity is provided with and is used for limiting the convexity that raised line slides at groove.
7. straight line seaming and cutting device according to claim 6; It is characterized in that: be equipped with a lozenges on said left push button and the right push button; The corresponding setting of said two lozenges symmetry; When one of them push button opened and stretch out in outside the said clamp down, two lozenges being located at respectively on left push button and the right push button were fitted.
8. straight line seaming and cutting device according to claim 7 is characterized in that: also be provided with a back positive stop lug boss on the end face of said slide block, be provided with a through hole in the positive stop lug boss of said back, be provided with a hitching post in the said through hole slidably; Accordingly, be equipped with on said left push button and the right push button one be used to dodge said back positive stop lug boss the arc groove, and one be used to circular hole that said hitching post is inserted.
9. straight line seaming and cutting device according to claim 8 is characterized in that: said hitching post bottom is for cooperating with said clamp down and by the wedge base of said clamp down driving.
10. straight line seaming and cutting device according to claim 9 is characterized in that: also be provided with a front limit boss on the end face of said slide block, when said one of them push button opened and stretch out in outside the said clamp down, said push button and said front limit boss were complementary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120567587 CN202489986U (en) | 2011-12-30 | 2011-12-30 | Linear suturing-cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120567587 CN202489986U (en) | 2011-12-30 | 2011-12-30 | Linear suturing-cutting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202489986U true CN202489986U (en) | 2012-10-17 |
Family
ID=46996232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120567587 Expired - Lifetime CN202489986U (en) | 2011-12-30 | 2011-12-30 | Linear suturing-cutting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202489986U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103181801A (en) * | 2011-12-30 | 2013-07-03 | 苏州天臣国际医疗科技有限公司 | Linear suturing and cutting instrument |
-
2011
- 2011-12-30 CN CN 201120567587 patent/CN202489986U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103181801A (en) * | 2011-12-30 | 2013-07-03 | 苏州天臣国际医疗科技有限公司 | Linear suturing and cutting instrument |
| CN103181801B (en) * | 2011-12-30 | 2015-04-15 | 苏州天臣国际医疗科技有限公司 | Linear suturing and cutting instrument |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121017 Effective date of abandoning: 20150415 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20121017 Effective date of abandoning: 20150415 |
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| RGAV | Abandon patent right to avoid regrant |