CN104306037B - Suture device - Google Patents
Suture device Download PDFInfo
- Publication number
- CN104306037B CN104306037B CN201410582786.2A CN201410582786A CN104306037B CN 104306037 B CN104306037 B CN 104306037B CN 201410582786 A CN201410582786 A CN 201410582786A CN 104306037 B CN104306037 B CN 104306037B
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- CN
- China
- Prior art keywords
- clamping plate
- sliding pin
- relative
- stiching instrument
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
-
- 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
- A61B2017/07278—Stapler heads characterised by its sled or its staple holder
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
- Portable Nailing Machines And Staplers (AREA)
Abstract
The invention provides a suture device. The suture device comprises a fixed handle, a trigger handle, a component clamping plate, a staple pushing plate and a slide pin. The trigger handle is capable of rotating relative to the fixed handle, the component clamping plate is connected with the trigger handle, and the slide pin is provided with a slide pin protrusion. Inner walls of two sides of the fixed handle are provided with opposite rail grooves, and bottom walls of the rail grooves are provided with inclined surfaces which are identical in size and inclination angle but opposite in inclination direction. The component clamping plate is provided with a clamping plate protrusion which is provided with a slide groove, the slide pin penetrating through the slide groove is capable of axially moving in the slide groove, and two ends of the slide pin are arranged in the opposite rail grooves respectively. The staple pushing plate is provided with a limiting protrusion, and the limiting protrusion can be matched with the slide pin protrusion to limit movement of the staple pushing plate. The suture device has the advantage that false triggering caused by violent movement during transport is avoided.
Description
Technical field
The present invention relates to technical field of medical instruments, more particularly to a kind of stiching instrument.
Background technology
In medical surgery operation, since there is first staple class product in the sixties in 20th century, medical suturing instrument
The requisite a kind of medical apparatus and instruments aided in edge of a knife sewing process are become.With the development of medical science and grinding for new product
Send out, more and more multi-functional staple class products application is in clinic.The scope of application has been directed to gastrointestinal surgery, Genneral Surgery, outside breast
The every field such as section, Urology Surgery, department of obstetrics and gynecology, become one of requisite instrument of doctor.Carried out using stiching instrument and staple
Suture, with intraoperative hemorrhage it is few, operating time is short, it is manual so as to reduce due to hand-manipulated and mistake that cause to be replaced with apparatus
Differ from, avoid infection, postoperative function recovers various advantages such as fast.
United States Patent (USP) US6817508B1 discloses a kind of stiching instrument, and the stiching instrument includes fixed handle, firing handle, a left side
The components such as jaw clamping plate, right jaw clamping plate, left set of part clamping plate, right component clamping plate, nail pushing plate, nail bin, nail supporting base, left jaw clamping plate
With right jaw Boards wall on fixed handle, nail supporting base is located at the distal end of jaw clamping plate, left set of part clamping plate and right component clamping plate
Distal end be used for nail bin is installed, nail pushing plate can promote the staple in nail bin.Percussion is held for the first time and for the second time in operation
Handle, left set of part clamping plate and right component clamping plate promote nail bin distal movement to complete the closure of jaw, and percussion is held for the third time
After handle, firing handle drives nail pushing plate to continue distal movement, to complete the percussion to staple.
When this stiching instrument product is in transport or storage, the original state of apparatus is non-cock, and nail bin is solid
It is fixed, but apparatus is when being subject to violent external impacts, and nail pushing plate is possible to can be because distal movement the reason for inertia, so as to will nail
Staple in storehouse is released, and causes unexpected percussion, and then nail pushing plate that staple is bent, and causes apparatus normally to use.
Therefore, unexpected percussion of the stiching instrument when severe impact is suffered how is avoided, is that those skilled in the art need to solve
One problem.
The content of the invention
It is an object of the invention to provide a kind of stiching instrument, the stiching instrument can avoid the staple under severe impact from surprisingly hitting
Send out.
To achieve these goals, the invention provides a kind of stiching instrument, including fixed handle, can be relative to the fixation
The firing handle of rotatable handle and the component clamping plate and nail pushing plate of firing handle connection, also including sliding pin, the slip
Pin has sliding pin raised；The both sides inwall of the fixed handle is provided with relative rail groove, the diapire tool of the rail groove
There is the inclined surface that size is identical with angle of inclination but incline direction is contrary；Clamping plate is provided with the component clamping plate raised, institute
State that clamping plate is raised to have a sliding groove, the sliding pin through the sliding groove and can the axially-movable in the sliding groove, institute
The two ends for stating sliding pin are respectively arranged in the relative rail groove；Being provided with the nail pushing plate can be with the sliding pin
Male cooperation is limiting the spacing preiection of nail pushing plate motion.
Preferably, the spacing preiection is abutted relative to the sliding pin in near-end and with sliding pin projection.
Preferably, the spacing preiection is in near-end relative to the sliding pin, and the spacing preiection is convex with sliding pin
The contact surface for rising has respectively the little raised and little groove that can make clamping each other.
Preferably, the length of the sliding pin is substantially equivalent to the vertical dimension between the relative rail groove.
Preferably, the lower edge of the spacing preiection is located at more than the level height of the sliding pin.
Preferably, the inclined surface of the diapire of the relative rail groove is smooth.
Preferably, there is striped or convex stupefied on the inclined surface of the diapire of the relative rail groove.
Preferably, the spacing preiection contact surface raised with the sliding pin is respectively provided with striped or convex stupefied.
Preferably, the component clamping plate includes left set of part clamping plate and right component clamping plate, the left set of part clamping plate and the right side
Component clamping plate is provided with sliding groove, and the left set of part clamping plate is substantially relative with the sliding groove of the right component clamping plate.
Preferably, the raised and described spacing preiection of the sliding pin is that cross section is circular oval or polygonal post
Body.
The present invention provide stiching instrument, including fixed handle, can relative to fixed handle rotation firing handle and percussion
The component clamping plate and nail pushing plate of handle connection, also including sliding pin, sliding pin has sliding pin raised；In the both sides of fixed handle
Wall is provided with relative rail groove, and the diapire of rail groove has the nauropemeter that size is identical with angle of inclination but incline direction is contrary
Face；Clamping plate is provided with component clamping plate raised, clamping plate is raised to have a sliding groove, sliding pin is through sliding groove and can be in sliding groove
Interior axially-movable, the two ends of sliding pin are respectively arranged in relative rail groove；Being provided with nail pushing plate can be convex with sliding pin
Rise and coordinate to limit the spacing preiection of nail pushing plate motion.
The stiching instrument in storage or transportation, under the original state of stiching instrument, due to the limit convex on nail pushing plate
Rise and abutted or clamping with the sliding pin projection on sliding pin, therefore in the state of firing handle is not held, nail pushing plate is slided
Pin is limited without distal movement, so as to cause mistakenly hit to be sent out when will not take notice of outer impact.And when using stiching instrument, it is front twice
Firing handle is held, component clamping plate drives nail bin and nail pushing plate distal movement simultaneously, and nail bin is closed with nail supporting base, same with this
When, sliding pin slides laterally to the left or to the right, and the spacing preiection for making nail pushing plate is no longer abutted or clamping with sliding pin projection, now
Third time holds firing handle, firing handle drive nail pushing plate independent distal movement relative to component clamping plate, so as to promote
Staple in nail bin is fired to suture.
Description of the drawings
Fig. 1 is the structural representation of the stiching instrument according to the embodiment of the present invention；
Fig. 2 is the explosive view of stiching instrument shown in Fig. 1；
Fig. 3 is the partial enlarged drawing at stiching instrument A shown in Fig. 2；
Fig. 4 is the partial schematic diagram of stiching instrument shown in Fig. 2；
Fig. 5 is the partial schematic diagram in an initial condition of stiching instrument device body shown in Fig. 1；
Fig. 6 is the upward view in an initial condition of stiching instrument device body shown in Fig. 5；
Fig. 7 is the partial schematic diagram in closed state of stiching instrument device body shown in Fig. 1；
Fig. 8 is the upward view in closed state of stiching instrument device body shown in Fig. 7.
Specific embodiment
The core of the present invention is to provide a kind of stiching instrument, and the stiching instrument can avoid the unexpected percussion under severe impact.
In order that those skilled in the art more fully understand technical scheme, it is below in conjunction with accompanying drawing and specifically real
The present invention is described in further detail to apply example.
Referring to Fig. 1 to Fig. 8, the stiching instrument for being provided according to embodiments of the present invention, including device body 1, be arranged on device body 1
Fixed handle and the support 3 of the connection of device body 1, can connect relative to the firing handle 2 of fixed handle rotation and firing handle 2
Component clamping plate and nail pushing plate 305, support 3 includes jaw component, and jaw component includes right jaw component 301 and left jaw component
302, nail bin 4 is provided with component clamping plate, nail supporting base 5 is provided with jaw component, SR 6 is additionally provided with device body 1, this
The stiching instrument of invention also includes sliding pin 7, and sliding pin 7 has sliding pin projection 701.The both sides inwall of fixed handle is provided with phase
To rail groove 101, the diapire of rail groove 101 has the inclined surface that size is identical with angle of inclination but incline direction is contrary
1011.Clamping plate projection 3031 is provided with component clamping plate, clamping plate raised 3031 has sliding groove, and sliding pin 7 passes through the slip
Groove and can be in sliding groove along the longitudinal axis direction axially-movable of support 3, the two ends of sliding pin 7 are respectively arranged at relative
In rail groove 101.Being provided with nail pushing plate 305 can coordinate to limit the motion of the nail pushing plate 305 with sliding pin raised 701
Spacing preiection 3051.The stiching instrument in storage or transportation, under the original state of stiching instrument, as shown in Figure 5 and Figure 6,
Because the spacing preiection 3051 on nail pushing plate 305 is abutted with sliding pin raised 701, therefore when firing handle 2 is not held, ejector pin
Plate 305 is limited without distal movement by sliding pin 7, so as to mistakenly hit will not be caused to send out when hitting in running into.And using seam
During clutch, as shown in Figure 7 and Figure 8, front when holding firing handle 2 twice, component clamping plate drives nail bin 4 and nail pushing plate 305 simultaneously
Distal movement, nail bin 4 is closed with nail supporting base 5, at the same time, because the both sides inwall of fixed handle is provided with relative track
Groove 101, the diapire of rail groove 101 has the inclined surface 1011 that size is identical with angle of inclination but incline direction is contrary, i.e. phase
To rail groove 101 between define an inclined passage, therefore sliding pin 7 is along the same of component clamping plate longitudinal direction distal movement
When the also laterally translation (to the left or to the right) in the passage, so as to sliding pin projection 701 also can be laterally (to the left or to the right) flat
Move, according to the design of the diapire incline direction of rail groove 101 during manufacture, sliding pin 7 is to left movement or moves right, with cunning
The transverse movement of dynamic pin 7, the spacing preiection 3051 of nail pushing plate 305 is no longer abutted with sliding pin raised 701, is now held for the third time
Firing handle 2, firing handle 2 drives the independent distal movement of nail pushing plate 305, and now component clamping plate is not moved, so as to nail pushing plate
305 promote the staple in nail bin 4, are fired, and SR 6 is pressed after the completion of percussion, complete suture operation.Preferably, push away
Spacing preiection 3051 on nail-plate 305 can also be clamping with the sliding pin projection 701 on sliding pin 7, in the case, spacing
Raised 3051 with the contact surface of sliding pin projection 701 be respectively arranged with can clamping each other little raised and little groove, in doctor
In the presence of the percussion force of applying, it is moved can the little projection that snap in little groove so that spacing preiection 3051 and slip
Pin raised 701 produces relative motion, and this kind of structure makes spacing preiection 3051 stronger with the contact of sliding pin projection 701, so as to
The relative slip due to impacting the spacing preiection 3051 for causing and sliding pin projection 701 is avoided when not firing.Therefore, for example
When stiching instrument storage, transport, stiching instrument is in original state, in the case of the impact that has an accident, due to sliding pin projection 701
Abut with spacing preiection 3051 or clamping, so sliding pin 7 blocks the distal movement of nail pushing plate 305, be not result in nail pushing plate
305 mistakenly hit clinking are followed closely.
Further, the length of sliding pin 7 is substantially equivalent to the vertical dimension between relative rail groove 101, it is possible thereby to
Make the motion in rail groove 101 of sliding pin 7 more stable, will not slip from rail groove 101.
Further, the lower edge of spacing preiection 3051 is located at more than the level height of sliding pin 7, thus convex in sliding pin
701 are played when no longer contacting with spacing preiection 3051, sliding pin 7 will not stop the distal movement of nail pushing plate 305, i.e. spacing preiection
3051 can pass through from sliding pin 7.If the lower edge of spacing preiection 3051 be located at sliding pin 7 level height below or
Sustained height, then nail pushing plate 305 stopped by sliding pin 7, it is impossible to relative component clamping plate move alone, so as to lead to not percussion
Staple.
Further, above-mentioned rail groove 101 can be the groove on fixed handle inwall, it is possible thereby to make fixed handss
Directly it is molded during handle.It is possible to further arrange fixed block on fixed handle inwall, arrange fluted on fixed block,
Groove is used as rail groove 101.
Further, the inclined surface 1011 of the diapire of relative rail groove 101 is smooth, in order to sliding pin 7
Motion.Additionally, the inclined surface 1011 of the diapire of relative rail groove 101 can also be stair-stepping, also allow for sliding pin 7 and exist
Motion in rail groove 101.
Further, there can be striped or convex stupefied on the inclined surface 1011 of the diapire of relative rail groove 101, thus
Neither affect motion of the sliding pin 7 in rail groove 101, moreover it is possible to make motion more stable；Because sliding pin 7 is in motion, it two
Striped or convex stupefied generation on end and inclined surface 1011 can send sound such as " click clicks " when rubbing, and can remind operator's apparatus
Working condition (when disappearing such as sound, remind operator will fire staple), simultaneously because the two ends of sliding pin 7 and striped or convex
Stupefied friction, makes the feel of operator more.
Further, above-mentioned spacing preiection 3051 is respectively provided with striped or convex stupefied with the contact surface of sliding pin projection 701.Thus
Stiching instrument is made when being impacted, relative slip is less also easy to produce between spacing preiection 3051 and sliding pin projection 701, so as to keep away
This nail pushing plate 305 caused with respect to slip for exempting to be produced when being not used due to apparatus is sent out the mistakenly hit of staple；The same time limit
Position raised 3051 with the contact surface of sliding pin projection 701 there is striped or convex stupefied structure can produce in relative motion to rub
Wipe, send the sound, remind the working condition of operator's apparatus, the moment that such as sound disappears to mean that staple will be fired.
Further, component clamping plate includes right component clamping plate 303 and left set of part clamping plate 304, right component clamping plate 303 and left set of
Part clamping plate 304 is provided with sliding groove, and right component clamping plate 303 is substantially relative with the sliding groove of left set of part clamping plate 304.Right component
Clamping plate 303 and left set of part clamping plate 304 are provided with sliding groove can make the operation of sliding pin 7 more stable, be not susceptible to come off or
Dislocation etc. is unexpected.
Further, sliding pin raised 701 and spacing preiection 3051 are cross sections for circular oval or polygonal
Cylinder.When the cross section of sliding pin raised 701 and spacing preiection 3051 is square or rectangle, preferably, sliding pin is raised for effect
701 and spacing preiection 3051 relative slip is not susceptible to when impact is had an accident.
The near-end of this paper refers to the one end close to operator, and distal end refers to the one end from operator farther out.
Stiching instrument provided by the present invention is described in detail above.Specific example used herein is to the present invention
Principle and embodiment be set forth, but the explanation of above example be only intended to help to understand the principle of the present invention and its
Core concept, not limiting the scope of the present invention.It should be pointed out that for those skilled in the art come
Say, under the premise without departing from the principles of the invention, some improvement and modification can also be carried out to the present invention, these improve and modify
Also fall in the protection domain of the claims in the present invention.
Claims (10)
1. a kind of stiching instrument, including fixed handle, relative to the firing handle (2) of fixed handle rotation and described can hit
Send out the component clamping plate and nail pushing plate (305) of handle (2) connection, it is characterised in that also including sliding pin (7), the sliding pin (7)
With sliding pin projection (701)；The both sides inwall of the fixed handle is provided with relative rail groove (101), and relative is described
The diapire of rail groove (101) is oppositely disposed the inclined surface that size is identical with angle of inclination but incline direction is contrary
(1011)；Clamping plate projection (3031) is provided with the component clamping plate, clamping plate projection (3031) with sliding groove, the cunning
Dynamic pin (7) through the sliding groove and can the axially-movable in the sliding groove, the two ends of the sliding pin (7) are respectively provided with
In the relative rail groove (101)；Being provided with the nail pushing plate (305) can match somebody with somebody with sliding pin projection (701)
Close to limit the spacing preiection (3051) of the nail pushing plate (305) motion.
2. stiching instrument according to claim 1, it is characterised in that the spacing preiection (3051) is relative to the sliding pin
(7) abut in near-end and with sliding pin projection (701).
3. stiching instrument according to claim 1, it is characterised in that the spacing preiection (3051) is relative to the sliding pin
(7) in near-end, and the contact surface of the spacing preiection (3051) and sliding pin projection (701) has can make to block each other respectively
The little raised and little groove for connecing.
4. the stiching instrument according to Claims 2 or 3, it is characterised in that the length of the sliding pin (7) is substantially equivalent to relative
The rail groove (101) between vertical dimension.
5. stiching instrument according to claim 4, it is characterised in that the lower edge of the spacing preiection (3051) is located at the cunning
It is more than the level height of dynamic pin (7).
6. stiching instrument according to claim 5, it is characterised in that the diapire of the relative rail groove (101)
The inclined surface (1011) is smooth.
7. stiching instrument according to claim 6, it is characterised in that the diapire of the relative rail groove (101)
There is striped or convex stupefied on the inclined surface (1011).
8. stiching instrument according to claim 7, it is characterised in that the spacing preiection (3051) and the sliding pin are raised
(701) contact surface is respectively provided with striped or convex stupefied.
9. stiching instrument according to claim 8, it is characterised in that the component clamping plate includes left set of part clamping plate and right component
Clamping plate, the left set of part clamping plate and the right component clamping plate are provided with the sliding groove, and the left set of part clamping plate with it is described
The sliding groove of right component clamping plate is substantially relative.
10. stiching instrument according to claim 9, it is characterised in that sliding pin projection (701) and the spacing preiection
(3051) it is that cross section is circular oval or polygonal cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410582786.2A CN104306037B (en) | 2014-10-28 | 2014-10-28 | Suture device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410582786.2A CN104306037B (en) | 2014-10-28 | 2014-10-28 | Suture device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104306037A CN104306037A (en) | 2015-01-28 |
| CN104306037B true CN104306037B (en) | 2017-05-17 |
Family
ID=52361460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410582786.2A Active CN104306037B (en) | 2014-10-28 | 2014-10-28 | Suture device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104306037B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7753246B2 (en) * | 2007-01-31 | 2010-07-13 | Tyco Healthcare Group Lp | Surgical instrument with replaceable loading unit |
| US7942303B2 (en) * | 2008-06-06 | 2011-05-17 | Tyco Healthcare Group Lp | Knife lockout mechanisms for surgical instrument |
| CN203634231U (en) * | 2013-12-31 | 2014-06-11 | 苏州天臣国际医疗科技有限公司 | Linear suture cutting device |
| CN103829984A (en) * | 2014-03-07 | 2014-06-04 | 常州威克医疗器械有限公司 | Suturing nail pushing block subassembly |
| CN204181672U (en) * | 2014-10-28 | 2015-03-04 | 北京中法派尔特医疗设备有限公司 | A kind of stiching instrument |
-
2014
- 2014-10-28 CN CN201410582786.2A patent/CN104306037B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104306037A (en) | 2015-01-28 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| DD01 | Delivery of document by public notice |
Addressee: Beijing Panther Medical Equipment Co., Ltd., Document name: Notification of Publication and of Entering the Substantive Examination Stage of the Application for Invention |
|
| CB02 | Change of applicant information |
Address after: 102200 Changping District science and Technology Park, Beijing torch street, building 28, building three, floor 1 Applicant after: BEIJING PANTHER MEDICAL TECHNOLOGY CO., LTD. Address before: Beijing City, Chaoyang District Wangjing two district 100018 emerging industries in the Garden District Litse No. 208 building 3 floor 3305A room 3 Applicant before: Beijing Panther Medical Equipment Co., Ltd., |
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| COR | Change of bibliographic data | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Huang Zhanchuan Inventor after: Yao Jianqing Inventor after: Wang Chunlei Inventor after: Liu Zizhen Inventor after: Zhao Yu Inventor before: Huang Zhanchuan Inventor before: Yao Jianqing Inventor before: Wang Chunlei Inventor before: Liu Zizhen |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |