CN104622529A - Clamping safety device for intracavity stitching device - Google Patents
Clamping safety device for intracavity stitching device Download PDFInfo
- Publication number
- CN104622529A CN104622529A CN201510081499.8A CN201510081499A CN104622529A CN 104622529 A CN104622529 A CN 104622529A CN 201510081499 A CN201510081499 A CN 201510081499A CN 104622529 A CN104622529 A CN 104622529A
- Authority
- CN
- China
- Prior art keywords
- bar
- safety
- shift fork
- flexible handle
- percussion
- 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.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
- A61B17/07207—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously the staples being applied sequentially
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
Landscapes
- 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)
- Portable Nailing Machines And Staplers (AREA)
Abstract
The invention relates to a clamping safety device for an intracavity stitching device which is an intracavity stitching instrument matching device capable of applying a linear row on intracavity tissue and cutting tissue between linear row stitching devices. The clamping safety device comprises a movable handle, a movable handle spring, a safety button, a trigger rod pressure spring, a trigger rod component, a beating block, a torsion spring, a beating block pin, a driving strip, a resetting tension piece, a driving strip pin, a safety rod connecting block, a rack safety pressure spring, a rack safe part and a safety lever. The movable handle is mounted on a fixed handle, the movable handle tension spring is arranged in the middle of the movable handle and connects the movable handle with the fixed handle, the trigger rod is mounted in the trigger rod mounting groove, the trigger rod pressure spring is mounted on the lower portion of the trigger rod, the driving strip is mounted on the upper portion of the fixed handle, and the front end of the driving strip is connected with a beating positioning rod.
Description
Technical field
What the present invention relates to is a kind of clamping safety for intracavity stiching instrument, is the intracavity stiching instrument corollary apparatus a kind of intraluminal tissue applying linear rows and cut and organize between this linear rows stiching instrument simultaneously.
Background technology
Abdominal cavity formula and or in peep in operation process, operation process is implemented by the minimal incision * of patient or the narrow sleeve pipe that inserts wound.In tradition or open process, doctor directly contacts operative site.Due to the patient trauma that it reduces, shorten patient's convalescent period and significantly reduce overall cost, formula operating-table opposing open operation in abdominal cavity has advantage.In order to coordinate the real needs of inner peeping type and abdominal cavity formula, inner peeping type robotic suturing device has been developed and has made doctor can contact operative site with comparalive ease.Typically, these suture instrumentses comprise be supported on approach robotic suturing device end can be hinged tool component.This tool component can selectively be manipulated to make doctor can manipulate operation device in limited space.These instruments are peeped operation and are provided significant medical benefit in giving.However, still wish to reduce at cost and manufacture in complexity to improve to some extent.
Current Endo-GIA is that open Endo-GIA apparatus volume is larger, and surgical patient otch is larger, recovers pessimistic time long to patient, increases patient suffering.Current Endo-GIA percussion safety device design is not ideal enough, and it is convenient not to use, and easily produces mistakenly hit and sends out, affect success rate of operation, increase patient suffering.
Therefore still need to improve to reduce the time needed for surgical procedure further it, and make it easier close to tissue location.
Summary of the invention
The present invention seeks to provide a kind of clamping safety for intracavity stiching instrument for above-mentioned weak point.
A kind of clamping safety for intracavity stiching instrument take following technical scheme to realize:
A kind of clamping safety for intracavity stiching instrument comprise flexible handle, flexible handle extension spring, safety button, touch pole stage clip, touch pole assembly, percussion block, torsion spring, percussion block pin, drive bar, reset pulling-on piece, drive bar pin, bumper bar contiguous block, tooth bar insurance stage clip, tooth bar insurance and bumper bar.
Described touch pole assembly is made up of touch pole, shake-up lever pin, ball stud stage clip, ball stud and insurance shift fork.
Flexible handle is arranged on fixed handle, and centre is provided with flexible handle extension spring and connects flexible handle and fixed handle.Described fixed handle is provided with flexible handle locating dowel to be installed, to drive bar locating groove, tooth bar insurance activity draw-in groove and tooth bar insurance stage clip detent.Flexible handle top is provided with safety button and installs slotted eye, and flexible handle top is provided with percussion block mounting groove and touch pole mounting groove, and touch pole is arranged in touch pole mounting groove, and touch pole stage clip is equipped with in touch pole bottom.Touch pole inside is equipped with ball stud stage clip, ball stud and insurance shift fork successively.The spacing convex platform of isolated triangle, the spacing lower convex platform of triangle is provided with in the middle of touch pole.Safety button is provided with triangle positive stop lug boss and triangular aslant carves face.Safety button through on flexible handle safety button slotted eye is installed, to be horizontally inserted in the middle of the spacing convex platform of isolated triangle on touch pole, the spacing lower convex platform of triangle.Triangle positive stop lug boss in safety button and triangular aslant are carved face and are coordinated with the spacing convex platform of the triangle on touch pole, the spacing lower convex platform of triangle.Percussion block is arranged on flexible handle by percussion block pin.Percussion block is provided with torsion spring mounting groove, and percussion build portion is provided with percussion block boss, and torsion spring is arranged in torsion spring mounting groove by percussion block pin.
Bar is driven to be arranged on the driving bar locating groove on fixed handle top, drive bottom bar and be provided with tooth bar, front end is disposed with safety groove, percussion locating rod mounting groove, boss, platform, reseting groove, compression groove and release link locating slot to rear end, side is provided with drive pin locating hole, drives bar top to be provided with and drives bar pulling block chute and pulling block spring retention posts.Be provided with percussion locating rod in percussion locating rod mounting groove, percussion locating rod front end is connected with band blade, and band blade front end is provided with cutter.Bar rear end is driven to be connected with traction handle by release link.Bar side is driven to fix reset pulling-on piece by driving bar pin and release link.Pulling block spring is respectively with the pulling block spring retention posts driven on bar with drives bar pulling block to be connected, and driving bar pulling block is arranged on driving bar pulling block chute.Bumper bar is connected with flexible handle by bumper bar contiguous block, and one end is interted in tooth bar insurance.Tooth bar insurance lower end is provided with tooth bar insurance stage clip, and tooth bar insurance is arranged in the tooth bar insurance draw-in groove on fixed handle and engages with the safety groove driven on bar.
Operation principle:
When a kind of clamping safety for intracavity stiching instrument and intracavity stiching instrument support the use, turn flexible handle, first the insurance shift fork of Arming Assembly upper end enters into the compression groove on tooth bar, because the spacing insurance shift fork that makes of compression groove rotates backward, insure shift fork simultaneously and press down ball stud ball stud stage clip is compressed.When continuing to drive flexible handle, the insurance shift fork of Arming Assembly upper end continues to slide in the compression groove on tooth bar, when arriving shift fork reseting groove position, ball stud stage clip compression stress discharges upwardly ball stud makes the reset of insurance shift fork enter into shift fork reseting groove, simultaneously flexible handle back-moving spring pulls back flexible handle and makes insurance shift fork be fitted in the rear side of shift fork reseting groove, now flexible handle cannot reset completely, and Arming Assembly plays safety effect, can not seaming and cutting tissue.
Continue to turn flexible handle, bumper bar reach presses down tooth bar insurance, pulls the trigger block platform reach along driving bar under the effect of torsion spring simultaneously, pushes away and drive the boss of bar front end that driving bar is moved forward before the percussion block boss of percussion block front end.Bar is driven to drive percussion locating rod, the band blade of front end and the closed nail bin groupware of cutter reach and nail supporting base assembly to realize clamping function.
Simultaneously flexible handle can also in an initial condition, singlehanded repeatedly turn handle, insurance shift fork seesaws all the time in the shift fork reseting groove driving bar front end, thus make nail bin groupware repeatedly open clamping, now doctor can work as pliers and carrys out chorista.
When wanting seaming and cutting to organize, press the safety button on flexible handle, the spacing lower convex platform of triangle that now the triangular aslant face of carving of safety button presses down touch pole makes Arming Assembly move down, compress touch pole stage clip simultaneously, thus insurance shift fork is deviate from from the shift fork reseting groove tooth bar, under the effect of flexible handle back-moving spring, make flexible handle reset, handle safety block stage clip earth pressure release makes Arming Assembly reset, and after this again drives flexible handle just to enter seaming and cutting state.
A kind of clamping safety advantage for intracavity stiching instrument:
The present invention is reasonable in design for the clamping safety of intracavity stiching instrument, compact conformation, and volume is smaller, and surgical patient otch is little, smaller for recovery time to patient, reduces patient suffering.When clamping safety and intracavity stiching instrument that the present invention is used for intracavity stiching instrument support the use, medical personnel can work as clamp and clamp chorista by grasping tissue in operation.Clamping safety of the present invention produce mistakenly hit after intracavity stiching instrument can be prevented closed and send out, and safety performance is good, thus avoids surgical error, ensure that success rate of operation.
Accompanying drawing explanation
Below with reference to accompanying drawing, the invention will be further described:
Fig. 1 is a kind of intracavity stiching instrument appearance schematic diagram.
Fig. 2 is that the present invention clamps safety STRUCTURE DECOMPOSITION schematic diagram.
Fig. 3 is that the present invention clamps safety original state schematic diagram.
Fig. 4 is touch pole structure of the present invention and confined state schematic diagram.
Fig. 5 is safety button structure of the present invention and confined state schematic diagram.
Fig. 6 is that the present invention pulls the trigger block, touch pole, safety button and flexible handle confined state schematic diagram.
Fig. 7 is flexible handle structural representation Fig. 1 that the present invention clamps safety.
Fig. 8 is flexible handle structural representation Fig. 2 that the present invention clamps safety.
Fig. 9 is the driving bar structural representation that the present invention clamps safety.
Figure 10 is the percussion block structure schematic diagram that the present invention clamps safety.
Figure 11 is the bumper bar connecting block structure schematic diagram that the present invention clamps safety.
Figure 12 is the tooth bar safety structure schematic diagram that the present invention clamps safety.
Figure 13 is the bumper structure schematic diagram that the present invention clamps safety.
Figure 14 is the flexible handle structural representation that the present invention clamps safety.
Figure 15 is the percussion positional lever structure schematic diagram that the present invention clamps safety.
Figure 16 is the actuating sleeve structural representation that the present invention clamps safety.
Figure 17 is the knife assembly structural representation that the present invention clamps safety.
Figure 18 be percussion using state schematic diagram 1(that the present invention clamps safety insure shift fork enter drive bar compression groove).
Figure 19 is the A-A sectional view that Figure 18 the present invention clamps the percussion using state schematic diagram 1 of safety.
Figure 20 be the present invention clamp safety percussion using state schematic diagram 2(insure shift fork enter into shift fork reseting groove).
Figure 21 pushes away before the present invention clamps the percussion using state schematic diagram 3(percussion block boss of safety to drive the boss of bar front end to close nail bin groupware and nail supporting base assembly).
Figure 22 be the present invention clamp the percussion using state schematic diagram 4(nail bin groupware of safety and nail supporting base assembly closed after, after flexible handle resets, insurance shift fork cannot depart from from the shift fork reseting groove driven bar).
Figure 23 insures shift fork after percussion using state schematic diagram 5(that the present invention clamps safety presses safety button to depart from shift fork reseting groove).
Figure 24 is the B-B sectional view that Figure 23 the present invention clamps the percussion using state schematic diagram 5 of safety.
Figure 25 pushes away before the present invention clamps the percussion using state schematic diagram 6(percussion block boss of safety to drive bar tooth bar).
Wherein figure number represents: 1, nail supporting base assembly, 2, trocar sheath, 3, rotary handle, 4, corner hands handle, 5, flexible handle, 6, fixed handle, 7, traction handle, 8, safety button, 9, touch pole stage clip, 10, touch pole assembly, 11, percussion block, 12, torsion spring, 13, percussion block pin, 14, drive bar pin, 15, reset pulling-on piece, 16, drive bar, 17, pulling block spring, 18, drive bar pulling block, 19, release link, 20, percussion locating rod, 21, flexible handle extension spring, 22, bumper bar contiguous block, 23, tooth bar insurance stage clip, 24, tooth bar insures, 25, bumper bar, 26, actuating sleeve, 27, cutter weld assembly, 28, nail bin groupware,
5-1, percussion block pin-and-hole, 5-2, safety button install slotted eye, 5-3, flexible handle locating hole, 5-4, touch pole mounting groove, 5-5, flexible handle extension spring installing hole, 5-6, percussion block mounting groove, 5-7, bumper bar contiguous block locating hole;
6-1, locating dowel, 6-2, driving bar sliding tray, 6-3, tooth bar insurance stage clip locating slot, 6-4, tooth bar insurance draw-in groove, 6-5, extension spring locating dowel, 6-6, bumper bar sliding tray, 6-7, positive stop lug boss, 6-8, safety button chute;
8-1, triangular aslant carve face, 8-2, triangle positive stop lug boss;
10-1, touch pole, the spacing lower convex platform of 10-1-1, triangle, the spacing convex platform of 10-1-2, triangle, 10-1-3, touch pole pin-and-hole, 10-1-4, insurance shift fork mounting groove; 10-2, shake-up lever pin, 10-3, ball stud stage clip, 10-4, ball stud, 10-4-1, spherical surface, 10-5, insurance shift fork, 10-5-1, inclined-plane, 10-5-2, pin-and-hole, 10-5-3, arc surface;
11-1, percussion block boss, 11-2, percussion block pin-and-hole, 11-3, torsion spring mounting groove;
16-1, tooth bar, 16-2, safety groove, 16-3, percussion locating rod mounting groove, 16-4, boss, 16-5, platform, 16-6, shift fork reseting groove, 16-7, compression groove, 16-8, release link locating slot, 16-9, drive pin locating hole, 16-10, driving bar pulling block chute, 16-11, pulling block spring retention posts;
20-1, positioning boss, 20-2, buckle;
22-1, joint pin;
24-1, tooth bar insurance stage clip locating hole, 24-2, tiltedly carves face, 24-3, groove, 24-4, insurance boss;
25-1, connecting hole, 25-2, locating rod, 25-3, tiltedly carve face;
26-1, boss, 26-22, locating hole;
27-1, cutter, 27-2, band blade, 27-2-1, locating slot, 27-2-2, locating detent.
Detailed description of the invention
With reference to accompanying drawing 1 ~ 22, a kind of clamping safety for intracavity stiching instrument comprise flexible handle 5, flexible handle extension spring 21, safety button 8, touch pole stage clip 9, touch pole assembly 10, percussion block 11, torsion spring 12, percussion block pin 13, drive bar 16, reset pulling-on piece 15, drive bar pin 14, bumper bar contiguous block 22, tooth bar insurance stage clip 23, tooth bar insurance 24 and bumper bar 25.
Described touch pole assembly 10 is made up of touch pole 10-1, shake-up lever pin 10-2, ball stud stage clip 10-3, ball stud 10-4 and insurance shift fork 10-5.
Flexible handle 5 is arranged on fixed handle 6, and centre is provided with flexible handle extension spring 21 and connects flexible handle 5 and fixed handle 6.Described fixed handle 6 is provided with flexible handle locating dowel 6-1 to be installed, to drive bar locating groove 6-2, tooth bar insurance activity draw-in groove 6-4, tooth bar to insure stage clip detent 6-3, extension spring locating dowel 6-5, bumper bar sliding tray 6-6, positive stop lug boss 6-7 and safety button chute 6-8.Flexible handle 5 top is provided with safety button and installs slotted eye 5-2, and flexible handle 5 top is provided with percussion block mounting groove 5-6 and touch pole mounting groove 5-4, touch pole 10-1 are arranged in touch pole mounting groove 5-4, and touch pole 10-1 is equipped with touch pole stage clip 9 in bottom.Touch pole 10-1 is equipped with inside ball stud stage clip 10-3, ball stud 10-4 and insurance shift fork 10-5 successively.Isolated triangle spacing convex platform 10-1-2, the spacing lower convex platform 10-1-1 of triangle is provided with in the middle of touch pole 10-1.Safety button 8 is provided with triangle positive stop lug boss 8-2 and triangular aslant carves face 8-1.Safety button 8 through on flexible handle 5 safety button slotted eye 5-2 is installed, to be horizontally inserted in the middle of isolated triangle spacing convex platform 10-1-2 on touch pole 10-1, the spacing lower convex platform 10-1-1 of triangle.Triangle positive stop lug boss 8-2 in safety button 8 and triangular aslant are carved face 8-1 and are coordinated with the spacing convex platform of the triangle on touch pole 10-1 10-1-2, the spacing lower convex platform 10-1-1 of triangle.Percussion block 11 is arranged on flexible handle 5 by percussion block pin 13.Percussion block 11 is provided with torsion spring mounting groove 11-3, and percussion block 11 head is provided with percussion block boss 11-1, and torsion spring 12 is arranged on 11-3 in torsion spring mounting groove by percussion block pin 13.
Bar 16 is driven to be arranged on the driving bar locating groove 6-2 on fixed handle 6 top, drive bottom bar 16 and be provided with tooth 16-1 bar, front end is disposed with insurance draw-in groove 16-2, percussion locating rod mounting groove 16-3, boss 16-4, platform 16-5, shift fork reseting groove 16-6, compression groove 16-7 and release link locating slot 16-8 to rear end, side is provided with drive pin locating hole 16-9, drives bar top to be provided with and drives bar pulling block chute 16-10 and pulling block spring retention posts 16-11.Be provided with percussion locating rod 20 in percussion locating rod mounting groove 16-3, percussion locating rod 20 front end is connected with band blade 27-2, and band blade 27-2 front end is provided with cutter 27-1.Bar 16 rear end is driven to be connected with traction handle 7 by release link 19.Bar side is driven to fix reset pulling-on piece 15 by driving bar pin 14 and release link 19.Pulling block spring 17, respectively with the pulling block spring retention posts 16-11 driven on bar 16 with drives bar pulling block 18 to be connected, drives bar pulling block 18 to be arranged on driving bar pulling block chute 16-10.Bumper bar 25 is connected with flexible handle 5 by bumper bar contiguous block 22, and one end is interted in tooth bar insurance 24.Tooth bar insures 24 lower ends and is provided with tooth bar insurance stage clip 23, and tooth bar insurance 24 is arranged in the tooth bar insurance draw-in groove 6-4 on fixed handle 6 and engages with the safety groove 16-2 driven on bar 16.
What Fig. 1 represented generally is stiching instrument in a kind of disclosed surgical cavity, in surgical cavity stiching instrument mainly comprise fixed handle 6, the traction handle 7 be arranged on fixed handle 6, safety button 8, rotary handle 3, be arranged on the corner handle 4 on rotary handle 3, the trocar sheath 2 distally extended, nail supporting base assembly 1 and nail bin groupware 28 etc.
With reference to Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8 and Figure 14, flexible handle 5 top is provided with bumper bar contiguous block locating hole 5-7, percussion block pin-and-hole 5-1, safety button installs slotted eye 5-2 and flexible handle locating hole 5-3, and flexible handle 5 top is provided with touch pole mounting groove 5-4, flexible handle extension spring installing hole 5-5 and percussion block mounting groove 5-6.Locating dowel 6-1, safety button chute 6-8 and positive stop lug boss 6-7 is provided with in the middle of fixed handle 6, front end is provided with bumper bar sliding tray 6-6, tooth bar insurance draw-in groove 6-4 and tooth bar insurance stage clip locating slot 6-3, top is provided with and drives bar sliding tray 6-2, and rear portion is provided with extension spring locating dowel 6-5.Flexible handle 5 is sleeved on the locating dowel 6-1 on fixed handle 6 by flexible handle locating hole 5-3, in rear end flexible handle extension spring installing hole 5-5, flexible handle extension spring 21 is housed and is connected with the extension spring locating dowel 6-5 of fixed handle 6.Touch pole 10-1 is arranged in the touch pole mounting groove 5-4 of flexible handle 5, and touch pole 10-1 is equipped with touch pole stage clip 9 in lower end.Touch pole 10-1 upper end is provided with touch pole pin-and-hole 10-1-3, and centre is provided with isolated triangle spacing convex platform 10-1-2, the spacing lower convex platform 10-1-1 of triangle.Be equipped with in the middle of touch pole 10-1 ball stud stage clip 10-3 and ball stud 10-4 and, insurance shift fork 10-5 is housed in the insurance shift fork mounting groove 10-1-4 of upper end.Touch pole 10-1 is connected by touching lever pin 10-2 with insurance shift fork 10-5.Described ball stud 10-4 upper end is provided with spherical surface 10-4-1, and insurance shift fork 10-5 upper end is provided with arc surface 10-5-3, and centre is provided with pin-and-hole 10-5-2. lower end and is provided with inclined-plane 10-5-1.Under the effect of ball stud stage clip 10-3, the spherical surface 10-4-1 of ball stud 10-4 upper end contacts with the inclined-plane 10-5-1 of insurance shift fork 10-5 lower end.Safety button 8 is provided with triangle positive stop lug boss 8-2 and triangular aslant carves face 8-1, safety button 8 through on flexible handle 5 safety button slotted eye 5-2 is installed, to be horizontally inserted in the middle of isolated triangle spacing convex platform 10-1-2 on touch pole 10-1, the spacing lower convex platform 10-1-1 of triangle.Triangle positive stop lug boss 8-2 in safety button 8 and triangular aslant are carved face 8-1 and are coordinated with the spacing convex platform of the triangle on touch pole 10-1 10-1-2, the spacing lower convex platform 10-1-1 of triangle.Percussion block 11 is arranged on flexible handle 5 by percussion block pin 13.Percussion block 11 head is provided with percussion block boss 11-1, and both sides are provided with percussion block pin-and-hole 11-2, and there is torsion spring mounting groove 11-3 centre, and torsion spring 12 is arranged in torsion spring mounting groove 11-3 by percussion block pin 13.Under the effect of flexible handle extension spring 21, percussion block 11 is fixed by the positive stop lug boss 6-7 on fixed handle 6.
With reference to Fig. 2, Fig. 3, Fig. 7, Fig. 9, Figure 11, Figure 12, Figure 13 and Figure 14, bumper bar contiguous block 22 is provided with 2 joint pin 22-1.Bumper bar 25 front end is provided with locating rod 25-2, and centre is provided with tiltedly carves face 25-3, and rear end is provided with connecting hole 25-1.Tooth bar insures 24 upper ends and is provided with safety groove 24-4, and centre is provided with groove 24-3 and tiltedly carves face 24-2, and bottom is provided with stage clip locating hole 24-1.The locating rod 25-2 of bumper bar 25 front end is arranged in the bumper bar sliding tray 6-6 on fixed handle 6 through the groove 24-3 in the middle of tooth bar insurance 24.The joint pin 22-1 of bumper bar contiguous block 22 is connected with the bumper bar contiguous block locating hole 5-7 on the connecting hole 25-1 of bumper bar 25 rear end and flexible handle 5 respectively.Tooth bar insurance 24 is arranged in the tooth bar insurance draw-in groove 6-4 on fixed handle 6, be provided with tooth bar insurance stage clip 23 in the stage clip locating hole 24-1 of tooth bar insurance lower end, the other end of tooth bar insurance stage clip 9 is arranged in the tooth bar insurance stage clip locating slot 6-3 of fixed handle 6.The safety groove 16-2 that the safety groove 24-4 that this hour rack insures 24 upper ends enters into driving 16 front ends under the effect of tooth bar insurance stage clip 23 insures.
Tooth bar 16-1 is provided with bottom described driving bar 16, front end is disposed with safety groove 16-2, percussion locating rod mounting groove 16-3, boss 16-4, platform 16-5, shift fork reseting groove 16-6, compression groove 16-7 and release link locating slot 16-8 to rear end, side is provided with drive pin locating hole 16-9, drives bar top to be provided with and drives bar pulling block chute 16-10 and pulling block spring retention posts 16-11.
With reference to Fig. 2, Fig. 3, Fig. 9, Figure 15, Figure 16, Figure 17 and Figure 18, actuating sleeve 26 rear end is provided with boss 26-1 and locating hole 26-2.Knife assembly 27 is made up of cutter 27-1 and band blade 27-2, and wherein band blade 27-2 rear end is provided with locating slot 27-2-1 and locating detent 27-2-2.The boss 26-1 of actuating sleeve 26 rear end is arranged in the locating slot 27-2-1 on band blade 27-2.Bar 16 is driven to be arranged in the driving bar sliding tray 6-2 on fixed handle 6 top.The percussion locating rod mounting groove 16-3 of bar 16 front end is driven to be connected with the positioning boss 20-1 of percussion locating rod 20 rear end.Percussion locating rod 20 front end is provided with buckle 20-2 and is connected with the locating detent 27-2-2 of band blade 27-2 in the locating hole 26-2 of actuating sleeve 26.Bar 16 rear end is driven to be connected with traction handle 7 by release link 19.
With reference to Fig. 2, Figure 18, Figure 19 and Figure 20, turn flexible handle assembly when being formed in the first operation, percussion block boss 11-1 rises on the platform 16-5 of driving bar 16, and the arc surface 10-5-3 of insurance shift fork 10-5 head enters into the compression groove 16-7 driving bar 16.The inclined-plane 10-5-1 now insuring shift fork 10-5 lower end presses down the spherical surface 10-4-1 of ball stud 10-4, and ball stud stage clip 10-3 is compressed.Continue to turn flexible handle 5, percussion block boss 11-1 travels forward along driving the platform 16-5 of bar 16 front end, and insurance shift fork 10-5 continues forward slip in the compression groove 16-7 driving bar 16.When insuring shift fork 10-5 and arriving the shift fork reseting groove 16-6 driving bar 16 front end, ball stud stage clip 10-3 release pressure promotes ball stud 10-4 and moves upward, and makes insurance shift fork 10-5 reset ajust the shift fork reseting groove 16-6 entering into and drive bar 16 front end.Now flexible handle 5 makes insurance shift fork 10-5 be close to the rear side of shift fork reseting groove 16-7 under the effect of flexible handle extension spring 21.While turning flexible handle 5, the bumper bar contiguous block 22 be connected with flexible handle 5 drives bumper bar 25, makes it travel forward along the bumper bar sliding tray 6-6 on fixed handle 6.Face of tiltedly carving 25-3 in the middle of bumper bar 25 presses down face of tiltedly the carving 24-2 in the middle of tooth bar insurance 24, make tooth bar insure 24 to move downward along the tooth bar insurance draw-in groove 6-4 on fixed handle 6, tooth bar insures 24 lower ends and insures stage clip 23 with tooth bar and be connected, tooth bar insurance 24 moves downward and tooth bar insurance stage clip 23 is compressed, and the insurance boss 24-4 insuring 24 upper ends with hour rack departs from the insurance draw-in groove 16-2 driving bar 16 front end.
With reference to Fig. 2 and Figure 21, continue to turn flexible handle 5, the boss 16-4 driving bar 16 front end is pushed away before percussion block boss 11-1, drive the percussion locating rod 20 that bar 16 drives front end to connect, percussion locating rod 20 is connected with knife assembly 27, and the cutter 27-1 of knife assembly 27 front end travels forward and makes nail bin groupware 28 and the closed clamping of nail supporting base assembly 1.
With reference to Fig. 2, Fig. 3, Figure 22, Figure 23, Figure 24 and Figure 25, after releasing activity handle 5, flexible handle 5 resets under the effect of flexible handle extension spring 21, now insures shift fork 10-5-3 and still cannot deviate from the shift fork reseting groove 16-6 driving bar 16 front end.Now press safety button 8, triangular aslant in the middle of safety button 8 carves the spacing lower convex platform 10-1-1 of triangle that face 8-1 pushes down in the middle of touch pole 10-1 makes touch pole 10-1 move down, touch pole stage clip 9 is compressed, and insurance shift fork 10-5-3 departs from from driving the shift fork reseting groove 16-6 of bar 16 front end; At this moment flexible handle extension spring 21 pulls flexible handle 5 to reset to percussion seaming and cutting shape; Again turn flexible handle 5 when entering the second operation, i.e. seaming and cutting process.Push away the tooth bar 16-1 driven bottom bar 16 before percussion block boss 11-1, drive the percussion locating rod 20 that bar 16 drives front end to connect, percussion locating rod 20 is connected with knife assembly 27, and the cutter 27-1 of knife assembly 27 front end travels forward and carries out seaming and cutting.After seaming and cutting complete, pull back traction handle 7, the release link 19 be arranged in traction handle 7 drives reset pulling-on piece 15 to move downward in the release link locating slot 16-8 driving bar 16 rear end, reset pulling-on piece 15 presses down percussion block 11 makes the percussion block boss 11-1 of front end from driving the tooth bar 16-1 of bar 16 inside, thus is returned to initial position.
Described driving bar head is provided with safety groove 16-2, percussion locating rod mounting groove 16-3, boss 16-4, platform 16-5, shift fork reseting groove 16-6, compression groove 16-7 and release link locating slot 16-8.Turn percussion block boss 11-1 when flexible handle assembly is formed in the first operation to rise to and drive bar platform 16-5, insurance shift fork 10-5-3 insures from driving the compression groove 16-7 of bar 16 to enter into drive in the shift fork reset chute 16-6 of bar 16 front end.Now continue to turn flexible handle 5, pushing away before percussion block boss 11-1 drives the boss 16-4 of bar 16 front end that driving bar 16 is travelled forward, thus drives percussion locating rod 20 and the knife assembly 27 that is connected with percussion locating rod makes nail bin groupware 28 and nail supporting base assembly 1 close to clamp.Simultaneously safety button 8 is through flexible handle 5, is horizontally inserted in the middle of triangle spacing convex platform 10-1-2, the spacing lower convex platform 10-1-1 of triangle that touch pole 10-1 middle ware separates.Be provided with triangle positive stop lug boss 8-2 and triangular aslant in the middle of safety button 8 to carve face 8-1 and be combined with triangle spacing convex platform 10-1-2, the spacing lower convex platform 10-1-1 of triangle that touch pole 10-1 middle ware separates; Press safety button 8, triangular aslant carves the spacing lower convex platform 10-1-1 of triangle that face 8-1 pushes down in the middle of touch pole 10-1 makes touch pole 10-1 move down, and insurance shift fork 10-5-3 departs from the shift fork reseting groove 16-6 driving bar 16 front end; At this moment flexible handle extension spring 21 pulls flexible handle 5 to reset to percussion seaming and cutting shape; Again turn flexible handle assembly when entering the second operation, i.e. seaming and cutting process.Traction handle 7 is pulled to make apparatus be returned to original state.Its deuterzooid apparatus can also be in an initial condition, singlehanded repeatedly turn handle 5, insurance shift fork 10-5-3 seesaws all the time in the shift fork reseting groove 16-6 driving bar 16 front end, thus make nail bin groupware 28 repeatedly open clamping, now doctor can work as pliers and carrys out chorista.
When the first operation made by described flexible handle 5, percussion block boss 11-1 rises to the platform 16-5 driving bar 16, and insurance shift fork 10-5 enters in the shift fork reseting groove 16-6 of driving bar 16 front end.
Described a kind of clamping safety for intracavity stiching instrument, front when pushing away flexible handle 5, described insurance shift fork 10-5 can drive bar by pusher in the shift fork reseting groove 16-6 driving bar 16.
Described flexible handle 5 is when initial rotation, and insurance shift fork 10-5 enters in the shift fork reseting groove 16-6 of driving bar 16 front end, not according to safety button 8, and insurance shift fork 10-5 acomia disengaging shift fork reseting groove 16-6.
Be provided with isolated triangle spacing convex platform 10-1-2, the spacing lower convex platform 10-1-1 of triangle and safety button 8 in the middle of described touch pole 10-1 to combine.
Described nail bin groupware 28 and nail supporting base assembly 1 press safety button 8 when initial clamping, and flexible handle 8 is reset to percussion stitching state by flexible handle extension spring 21.
Be provided with isolated triangle spacing convex platform 10-1-2, the spacing lower convex platform 10-1-1 of triangle and safety button 8 in the middle of described touch pole 10-1 to combine.
Described driving bar 16 front end is provided with safety groove 16-2.
Claims (8)
1. for clamping safety for intracavity stiching instrument, it is characterized in that: comprise flexible handle, flexible handle extension spring, safety button, touch pole stage clip, touch pole assembly, percussion block, torsion spring, percussion block pin, drive bar, reset pulling-on piece, drive bar pin, bumper bar contiguous block, tooth bar insurance stage clip, tooth bar insurance and bumper bar;
Described touch pole assembly is made up of touch pole, shake-up lever pin, ball stud stage clip, ball stud and insurance shift fork;
Described driving bar head is provided with safety groove, percussion locating rod mounting groove, boss, platform, shift fork reseting groove, compression groove and release link locating slot; Turn percussion block boss when flexible handle assembly is formed in the first operation to rise to and drive bar platform, insurance shift fork insures from driving bar compression groove to enter into drive in the shift fork reset chute of bar front end; Now continue to turn flexible handle, pushing away before percussion block boss drives the boss of bar front end that driving bar is travelled forward, thus drive percussion locating rod and with the knife assembly that is connected of percussion locating rod, nail bin groupware and nail supporting base assembly are closed and clamp, safety button is through flexible handle simultaneously, horizontally to be inserted in the middle of the spacing convex platform of triangle that touch pole middle ware separates, the spacing lower convex platform of triangle, in the middle of safety button, to be provided with that triangle positive stop lug boss and triangular aslant carve the spacing convex platform of triangle that face and touch pole middle ware separate, the spacing lower convex platform of triangle is combined; Press safety button, the spacing lower convex platform of triangle that the triangular aslant face of carving is pushed down in the middle of touch pole makes touch pole move down, and insurance shift fork departs from the shift fork reseting groove driving bar front end; At this moment flexible handle extension spring pulls flexible handle to reset to percussion seaming and cutting shape; Again turn flexible handle assembly when entering the second operation, i.e. seaming and cutting process; Traction handle is pulled to make apparatus be returned to original state; Its deuterzooid apparatus can also in an initial condition, singlehanded repeatedly turn handle, insurance shift fork seesaws all the time in the shift fork reseting groove driving bar front end, thus make nail bin groupware repeatedly open clamping, now can work as pliers and carry out chorista.
2. a kind of clamping safety for intracavity stiching instrument according to claim 1, it is characterized in that: when the first operation made by described flexible handle assembly, percussion block boss rises to and drives bar platform, and insurance shift fork enters in the shift fork reseting groove of driving bar front end.
3. a kind of clamping safety for intracavity stiching instrument according to claim 1, is characterized in that: front when pushing away flexible handle, and described insurance shift fork can drive bar by pusher in driving bar shift fork reseting groove.
4. a kind of clamping safety for intracavity stiching instrument according to claim 1, it is characterized in that: described flexible handle is when initial rotation, insurance shift fork enters in the shift fork reseting groove of driving bar front end, not according to safety button, and insurance shift fork acomia disengaging shift fork reseting groove.
5. a kind of clamping safety for intracavity stiching instrument according to claim 1, is characterized in that: be provided with the spacing convex platform of isolated triangle, the spacing lower convex platform of triangle in the middle of described touch pole.
6. a kind of clamping safety for intracavity stiching instrument according to claim 1, is characterized in that: described nail bin groupware and nail supporting base assembly press safety button when initial clamping, and flexible handle is reset to percussion stitching state by flexible handle extension spring.
7. a kind of clamping safety for intracavity stiching instrument according to claim 1, is characterized in that: the spacing convex platform of isolated triangle, the spacing lower convex platform of triangle and the safety button that are provided with in the middle of described touch pole combine.
8. a kind of clamping safety for intracavity stiching instrument according to claim 1, is characterized in that: described driving bar front end is provided with safety groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510081499.8A CN104622529B (en) | 2015-02-15 | 2015-02-15 | A kind of clamping safety for intracavity stiching instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510081499.8A CN104622529B (en) | 2015-02-15 | 2015-02-15 | A kind of clamping safety for intracavity stiching instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104622529A true CN104622529A (en) | 2015-05-20 |
| CN104622529B CN104622529B (en) | 2016-09-21 |
Family
ID=53202126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510081499.8A Active CN104622529B (en) | 2015-02-15 | 2015-02-15 | A kind of clamping safety for intracavity stiching instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104622529B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106821443A (en) * | 2017-03-14 | 2017-06-13 | 江苏三联星海医疗器械股份有限公司 | The pressure tool retracting device of disposable hysteroscope Endo-GIA |
| CN107714122A (en) * | 2017-11-23 | 2018-02-23 | 马博平 | A kind of stapler and its application method with rotary handle |
| CN107928732A (en) * | 2017-12-05 | 2018-04-20 | 宁波维尔凯迪医疗器械有限公司 | A kind of insurance institution and the stapler with the structure |
| CN109498087A (en) * | 2018-12-28 | 2019-03-22 | 北京派尔特医疗科技股份有限公司 | Percussion safety device and medical endoscopic stapler device |
| CN110151261A (en) * | 2019-06-25 | 2019-08-23 | 江苏孜航精密五金有限公司 | Disposable haemorrhoids ligation apparatus prevents accidentally percussion safety device |
| WO2020062852A1 (en) * | 2018-09-28 | 2020-04-02 | 常州威克医疗器械有限公司 | Reusable endoscopic cutting stapler barrel |
| WO2020135253A1 (en) * | 2018-12-25 | 2020-07-02 | 上海逸思医疗科技有限公司 | Safety device for surgical instrument |
| CN112603405A (en) * | 2020-12-17 | 2021-04-06 | 蚌埠冠鑫达医疗科技有限公司 | Percussion safety mechanism and percussion device of cutting anastomat and anastomat |
| CN113349858A (en) * | 2021-07-01 | 2021-09-07 | 苏州伟康医疗器械有限公司 | A insurance subassembly for chamber mirror anastomat |
-
2015
- 2015-02-15 CN CN201510081499.8A patent/CN104622529B/en active Active
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106821443A (en) * | 2017-03-14 | 2017-06-13 | 江苏三联星海医疗器械股份有限公司 | The pressure tool retracting device of disposable hysteroscope Endo-GIA |
| CN107714122A (en) * | 2017-11-23 | 2018-02-23 | 马博平 | A kind of stapler and its application method with rotary handle |
| CN107714122B (en) * | 2017-11-23 | 2023-08-25 | 常州市新能源吻合器总厂有限公司 | Anastomat with rotary handle and application method thereof |
| CN107928732A (en) * | 2017-12-05 | 2018-04-20 | 宁波维尔凯迪医疗器械有限公司 | A kind of insurance institution and the stapler with the structure |
| CN107928732B (en) * | 2017-12-05 | 2019-12-13 | 宁波维尔凯迪医疗器械有限公司 | Safety mechanism and anastomat with same |
| WO2020062852A1 (en) * | 2018-09-28 | 2020-04-02 | 常州威克医疗器械有限公司 | Reusable endoscopic cutting stapler barrel |
| WO2020135253A1 (en) * | 2018-12-25 | 2020-07-02 | 上海逸思医疗科技有限公司 | Safety device for surgical instrument |
| CN109498087A (en) * | 2018-12-28 | 2019-03-22 | 北京派尔特医疗科技股份有限公司 | Percussion safety device and medical endoscopic stapler device |
| CN110151261A (en) * | 2019-06-25 | 2019-08-23 | 江苏孜航精密五金有限公司 | Disposable haemorrhoids ligation apparatus prevents accidentally percussion safety device |
| CN110151261B (en) * | 2019-06-25 | 2024-01-12 | 江苏孜航精密五金有限公司 | Safety device for preventing false firing of disposable hemorrhoid ligation device |
| CN112603405A (en) * | 2020-12-17 | 2021-04-06 | 蚌埠冠鑫达医疗科技有限公司 | Percussion safety mechanism and percussion device of cutting anastomat and anastomat |
| CN112603405B (en) * | 2020-12-17 | 2021-11-19 | 郑州人民医院(郑州人民医院医疗管理中心) | Percussion safety mechanism of cutting anastomat |
| CN113349858A (en) * | 2021-07-01 | 2021-09-07 | 苏州伟康医疗器械有限公司 | A insurance subassembly for chamber mirror anastomat |
| CN113349858B (en) * | 2021-07-01 | 2022-07-12 | 江苏伟康洁婧医疗器械股份有限公司 | A insurance subassembly for chamber mirror anastomat |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104622529B (en) | 2016-09-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104622529B (en) | A kind of clamping safety for intracavity stiching instrument | |
| CN102178551B (en) | Trigging and transmission device for disposable transluminal cutter stapler | |
| TWI428112B (en) | Surgical stapling instrument incorporating an e-beam firing mechanism | |
| CN104586452B (en) | Clamping insurance device for surgical suture device | |
| JPS58146340A (en) | Apparatus for providing surgical skin clip by drilling | |
| JP2004121852A (en) | Apparatus for collecting sample from body | |
| WO2008056618A2 (en) | Stapling instrument | |
| CA2491795A1 (en) | Slotted pins guiding knife in a curved cutter stapler | |
| CN208404696U (en) | A kind of stapler for surgical operation | |
| CN203841747U (en) | Nail cartridge rotary connecting device for disposable intracavitary cutting stapler | |
| CN103948408A (en) | One-time intracavity cutting anastomat nail bin rotating joint device | |
| CN202113112U (en) | Changeable osculating device of disposable intracavity cutting stapler | |
| CN204542258U (en) | A kind of clamping safety for intracavity stiching instrument | |
| CN104274223B (en) | Medical anastomat | |
| CN209107450U (en) | It is a kind of to curve mechanism for surgical stapling anastomosis cut component | |
| CN103381100A (en) | Electric linear type cutter stapler | |
| CN110960274B (en) | Kiss cutting assembly steering device of electric endoscope anastomat | |
| CN202113113U (en) | Actuating transmission device of disposable intracavity cutting anastomat | |
| CN203029312U (en) | Round tube shaped anastomat | |
| CN204520821U (en) | A kind of clamping safety for surgical stapling device | |
| CN106667537B (en) | Surgical cutting anastomat | |
| CN202942167U (en) | Percussion mechanism for surgical linear incision anastomat | |
| CN209091489U (en) | A kind of surgical stapling nail bin groupware with empty nail bin safety locking motion | |
| CN108378885B (en) | Surgical stapler nail bin assembly with empty nail bin safety device | |
| CN204520823U (en) | A kind of seaming and cutting assembly steering mechanism for surgical stapling device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160729 Address after: 213164, No. 256, Xin Zhong Road, Hutang Town, Wujin District, Jiangsu, Changzhou Applicant after: JIANGSU ZIHANG PRECISION HARDWARE CO., LTD. Address before: 213000 Jiangsu Province, Changzhou Tianning Lanling LuxeHome garden building 12, room 1101 Applicant before: Wang Chaohang Applicant before: Jiang Shihua |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |