CN105286936A - Safety device and drive device of one-time anorectal cutting anastomat - Google Patents
Safety device and drive device of one-time anorectal cutting anastomat Download PDFInfo
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- CN105286936A CN105286936A CN201510790038.8A CN201510790038A CN105286936A CN 105286936 A CN105286936 A CN 105286936A CN 201510790038 A CN201510790038 A CN 201510790038A CN 105286936 A CN105286936 A CN 105286936A
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- pin
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- safety
- adjusting nut
- nut
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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
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B17/115—Staplers for performing anastomosis in a single operation
- A61B17/1155—Circular staplers comprising a plurality of staples
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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
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B17/1114—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis of the digestive tract, e.g. bowels or oesophagus
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3209—Incision instruments
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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
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B2017/1132—End-to-end connections
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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
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B2017/1142—Purse-string sutures
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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)
- Physiology (AREA)
- Surgical Instruments (AREA)
Abstract
The invention relates to a safety device and a drive device of a one-time anorectal cutting anastomat, belongs to medical instruments and is particularly applicable to anorectal hemorrhoids cutting in a matched mode. The safety device and the drive device of the one-time anorectal cutting anastomat comprise a locking ring, a straight push rod, a straight push rod spring, a safety device body, a movable handle assembly, a fixed handle assembly, an adjusting lead screw and an adjusting nut assembly. The adjusting lead screw is a variable pitch lead screw, a large-pitch screw is arranged in the middle, and small pitch screws are arranged at the two ends. The fixed handle assembly is formed by combining and welding a left fixing handle and a right fixing handle, and the upper portions of the inner sides of the fixing handles are provided with straight push rod slide grooves. The movable handle assembly comprises a movable handle, a movable handle cover, a handle pin and a movable handle spring. The safety device body comprises a safety block, a safety block pin, a safety block spring, a safety transmission rod and a safety transmission rod tension spring. The adjusting nut assembly comprises an adjusting nut, a lead screw fine adjustment nut, a sealing cover, a nut pin and a nut pin clamping ring.
Description
Technical field
What the present invention relates to is a kind of safety and driving device of disposable anorectal Endo-GIA, belongs to medical apparatus and instruments, is specially adapted to the cutting of anorectal hemorrhoid and coincide and support the use.
Background technology
Anal and bowel pile is commonly called as hemorrhoid, is the distinctive commonly encountered diseases of the mankind, frequently-occurring disease.Show according to relevant reconnaissance information, the sickness rate of anorectal disease is 59.1%, and hemorrhoid account in all anal and intestinal diseases 87.25%, and wherein common with internal hemorrhoid, account for 52.19% of all anal and intestinal diseases.Men and women all can fall ill, and the sickness rate of women is 67%, and the sickness rate of male is 53.9%, and any age all can fall ill, and increases the weight of gradually along with the increase at age, therefore has saying of " ten people nine hemorrhoid ".General operative treatment comprises the traditional operations such as ligation method, Barron ligation, hemorrhoid excision.Troublesome poeration, requires high to the clinical experience of doctor in operation process, operates careless slightlyly will cause Massive Bleeding, and increase patient painful, extend operating time, success rate of operation is low, and incision out-of-flatness is smooth, and wound suture unsightly.Original disposable anus perianal abscess anastomat front end of using in operation is integrated, inseparable, and front end is again without the pocket hole of adjustable resection organization amount, cutting limitation is large, the space constraining user to operate when practical operation, complex operation step, increases operating time.
The nail supporting base of current disposable anorectal Endo-GIA is directly fixedly connected with adjusting bolt, length is longer, be not easy to operative doctor operation and adjusting screw(rod) adopts normal screws governing speed slower, inconvenient operation, current disposable anorectal Endo-GIA adopts dual-handle, bar linkage structure, in operative doctor operative process, easy hand clamping impact operation is normally carried out, and dual-handle link transmission discontinuity, easily causes that suturing nail molding is imperfect affects surgical quality.
Summary of the invention
The present invention seeks to safety and driving device that a kind of disposable anorectal Endo-GIA is provided for above-mentioned weak point, because nail supporting base assembly and adjusting screw(rod) adopt split-type structural, alleviate nail supporting base weight, be convenient to operative doctor operation, anastomosis staple is driven by straight push rod, push jack owing to adopting flexible handle, anastomosis staple uniform force is made in anastomosis procedures, molding is fixed whole, guarantee surgical quality, can know that display operating theater instruments firing position guarantees success rate of operation owing to increasing indication component, reduce patient painful.Owing to adopting safety, when less than firing position, cannot pull the trigger, avoid mistakenly hit to send out and ensure that operation is normally carried out.Owing to adopting movable monolever, directly hold operation, easy to operate.Regulate adjusting screw(rod) to adopt Variable pitch screw, the spacing regulating nail supporting base assembly and pin pack assembly can be accelerated, can operating time be shortened, be convenient to operation technique.
Safety and the driving device of disposable anorectal Endo-GIA realize by the following technical solutions:
The safety of disposable anorectal Endo-GIA and driving device comprise clamp ring, straight push rod, straight push rod spring, safety, flexible handle assembly, fixed handle assembly, regulate screw mandrel and adjusting nut assembly.
Screw mandrel is regulated to adopt displacement screw mandrel, middle part is coarse pitch screw mandrel, and both ends are fine pitch screw mandrel, and adjustment screw mandrel leading section is provided with screw mandrel connecting hole, regulate screw mandrel leading section to plug in jump ring pipe link slot during assembling, be fixedly mounted on jump ring pipe rear portion by connecting pin, connecting hole.
Be provided with in the middle part of straight push rod and regulate screw mandrel installing hole, adjustment screw mandrel installing hole both sides are provided with Clip Reed sliding tray, be provided with in direct bar front portion and connect hook draw-in groove, in the middle part of direct bar, outer setting has spring positioning boss, and straight putting back-end portion is provided with firing handle draw-in groove.It is outside that straight push rod spring is sleeved on straight push rod, located by spring positioning boss.
Clamp ring is arranged on nail storehouse sleeve rearward end by jump ring pipe, and the positioning and guiding pipe rearward end of pushing slice of nail plugs in straight push rod leading section, by connecting hook and being connected hook draw-in groove and matching stationary positioned.
Fixed handle assembly is formed by left and right two fixed handle Combination Welding, and fixed handle inside front ends is provided with nail bin installing hole, and fixed handle inside upper part is provided with straight push rod sliding tray, and fixed handle inside upper part rear end is provided with adjusting nut mounting groove.Fixed handle middle inside is provided with flexible handle installing hole, pointer installing hole, button spring erection column, and fixed handle lower inside is provided with safety block installing hole, breaking pin hole.Fixed handle top is provided with indicating window installing hole.
Flexible handle assembly comprises flexible handle, flexible handle cover, handle pin, flexible handle spring.Flexible handle spring housing is contained on handle pin, flexible handle is arranged on handle pin by flexible handle pin-and-hole, the flexible handle enclosure is contained in flexible handle outside and is flexibly connected with handle pin by handle pin-and-hole, flexible handle spring one end leans on flexible handle, and the other end leans on fixed handle.
Safety comprise safety block, safety block pin, safety block spring, insurance drive link, the extension spring of insurance drive link.Safety block one end is provided with safety block boss, the safety block other end is provided with safety block spring card slot, breaking pin hole, safety block is sleeved on safety block pin by breaking pin hole, safety block end, and to be flexibly connected with handle by safety block pin, breaking pin hole together with safety block spring fitting in the safety block installing hole of fixed handle lower inside.
Insurance drive link upper end is by insurance drive link connecting hole, be sleeved on the drive link erection column of pointer assembly, insurance drive link lower end leans on the Safety buckle of safety block top, insurance drive link extension spring one end is connected in the extension spring hole of insurance drive link, and the insurance drive link extension spring other end is connected on fixed handle.
Adjusting nut assembly comprises adjusting nut, screw mandrel fine-tuning nut, capping, nut pin and nut pin collar.Adjusting nut is provided with nut pin-and-hole, nut pin is arranged in nut pin-and-hole, outer cover is equipped with nut pin collar, prevent nut pin from getting loose, fine pitch screw thread is provided with in adjusting nut rear through hole, be provided with screw mandrel fine setting female thread in adjusting nut rearward end hole, screw mandrel fine-tuning nut is arranged on adjusting nut rearward end, and capping is equipped with in adjusting nut rear end.Regulate screw mandrel rear portion to screw in adjusting nut, nut pin is inserted and is regulated in wire rod thread groove, and rotating adjusting nut drives and regulates screw mandrel to move forward and backward, and is convenient to the spacing regulating nail supporting base and nail storehouse sleeve.
In the middle part of adjusting nut, periphery is provided with fixed handle draw-in groove, and adjusting nut is arranged in fixed handle rearward end adjusting nut mounting groove by fixed handle draw-in groove.Be rotated counterclockwise adjusting nut by regulating screw mandrel; nail storehouse sleeve is released in jump ring pipe front end, jump ring pipe is inserted in the connecting axle front end of nail supporting base assembly, jump ring pipe clamp is lived by the Clip Reed in jump ring pipe; again with the adjusting nut that turns clockwise, nail supporting base is made to push down nail bin over cap.
Operation principle
When the safety of disposable anorectal Endo-GIA and driving device and disposable anorectal Endo-GIA use, first counterclockwise turn adjusting nut is by regulating screw mandrel, nail supporting base assembly is released nail bin about 5cm by jump ring pipe, extract nail supporting base assembly, pocket is played to patient with operation, the anorectal that need cut is banded on nail supporting base, take off nail bin over cap, pocket nail supporting base will be accomplished fluently again and insert jump ring pipe, turn clockwise adjusting nut, drive the pointer drive link of the Clip Reed push pointer assembly on dynamic jump ring pipe, pointer, firing position is indicated by indicating window, drive insurance drive link by drive link erection column simultaneously, open safety, safety block is thrown off from the safety block draw-in groove of flexible handle cover, manual mode can be adopted to be easy to open safety block if do not thrown off, now doctor can press flexible handle, flexible handle promotes straight push rod, straight push rod promotes pushing slice of nail and the cutter of nail bin groupware, promote staple by tissue apposition simultaneously, after tissue apposition, tissue cuts off by cutter, unclamp flexible handle, straight push rod is driven by flexible handle spring and straight push rod spring, cutter reset, complete anorectal hemorrhoid cutting anastomosis operation.
The safety of disposable anorectal Endo-GIA and drive assembly design are reasonable, compact conformation.When the safety of disposable anorectal Endo-GIA and driving device and disposable anorectal Endo-GIA use, because nail supporting base assembly and adjusting screw(rod) adopt split-type structural, alleviate nail supporting base weight, be convenient to operative doctor operation, anastomosis staple is driven by straight push rod, push jack owing to adopting flexible handle, anastomosis staple uniform force is made in anastomosis procedures, molding is fixed whole, guarantee surgical quality, can know that display operating theater instruments firing position guarantees success rate of operation owing to increasing indication component, reduce patient painful.Owing to adopting safety, when less than firing position, cannot pull the trigger, avoid mistakenly hit to send out and ensure that operation is normally carried out.Owing to adopting movable monolever, directly hold operation, easy to operate.Regulate adjusting screw(rod) to adopt Variable pitch screw, the spacing regulating nail supporting base assembly and nail bin groupware can be accelerated, can operating time be shortened, be convenient to operation technique.
Accompanying drawing explanation
Below with reference to accompanying drawing, the invention will be further described:
Fig. 1 is disposable anorectal Endo-GIA structural representation.
Fig. 2 is that the safety of disposable anorectal Endo-GIA and driving device and disposable anorectal Endo-GIA support the use STRUCTURE DECOMPOSITION figure.
Fig. 3 is the adjustment screw structure schematic diagram of disposable anorectal Endo-GIA.
Fig. 4 is the straight pusher structure schematic diagram of disposable anorectal Endo-GIA.
Fig. 5 is the fixed handle structural representation of disposable anorectal Endo-GIA.
Fig. 6 is the flexible handle modular construction schematic diagram of disposable anorectal Endo-GIA.
Fig. 7 is the safety structural representation of disposable anorectal Endo-GIA.
Fig. 8 is the adjusting nut modular construction schematic diagram of disposable anorectal Endo-GIA.
Fig. 9 is the adjusting nut assemble cross-section of disposable anorectal Endo-GIA.
Detailed description of the invention
With reference to accompanying drawing 1-9, the safety of disposable anorectal Endo-GIA and driving device are drawn together safety 8, clamp ring 4, straight push rod 5, straight push rod spring 6, flexible handle assembly 9, fixed handle assembly 10, are regulated screw mandrel 12 and adjusting nut assembly 11.
Screw mandrel 12 is regulated to adopt displacement screw mandrel, middle part is coarse pitch screw mandrel 12-2, both ends are fine pitch screw mandrel 12-1, adjustment screw mandrel 12 leading section is provided with screw mandrel connecting hole 12-3, regulate screw mandrel 12 leading section to plug in jump ring pipe link slot 3-1-4 during assembling, be fixedly mounted on jump ring pipe 3 rear portion by connecting pin, connecting hole 3-1-3.
Be provided with in the middle part of straight push rod 5 and regulate screw mandrel installing hole 5-3, adjustment screw mandrel installing hole 5-3 both sides are provided with Clip Reed sliding tray 5-2, be provided with in direct bar 5 front portion and connect hook draw-in groove 5-4, in the middle part of direct bar 5, outer setting has spring positioning boss 5-1, and straight push rod 5 rearward end is provided with firing handle draw-in groove 5-5.It is outside that straight push rod spring cover 6 is contained in straight push rod 5, located by spring positioning boss 5-1.
Clamp ring 4 is arranged on the nail storehouse sleeve rearward end of nail bin groupware 2 by jump ring pipe 3, and the positioning and guiding pipe rearward end of pushing slice of nail plugs in straight push rod 5 leading section, to match stationary positioned by connecting hook with the connection hook draw-in groove 5-2 of straight push rod 5 front portion.
Fixed handle assembly 10 is formed by left and right two fixed handle Combination Welding, fixed handle inside front ends is provided with nail storehouse sleeve installing hole 10-1, fixed handle inside upper part is provided with straight push rod sliding tray 10-2, and fixed handle inside upper part rear end is provided with adjusting nut mounting groove 10-8.Fixed handle middle inside is provided with flexible handle installing hole 10-3, pointer installing hole 10-4, button spring erection column 10-10, and fixed handle lower inside is provided with safety block installing hole 10-5, breaking pin hole 10-7.Fixed handle top is provided with indicating window installing hole 10-6.
Flexible handle assembly 9 comprises flexible handle 9-1, flexible handle cover 9-4, handle pin 9-2, handle spring 9-3.Flexible handle spring 9-3 is sleeved on handle pin 9-2, flexible handle 9-1 is arranged on handle pin 9-2 by flexible handle pin-and-hole 9-1-1, flexible handle cover 9-4 is sleeved on flexible handle 9-1 outside and is flexibly connected with handle pin 9-2 by handle pin-and-hole 9-4-1, flexible handle spring 9-3 one end leans on flexible handle 9-1, and the other end leans on fixed handle 10.
Safety 8 comprise safety block 8-1, safety block pin 8-2, safety block spring 8-3, insurance drive link 8-4, insurance drive link extension spring 8-5.Safety block 8-1 one end is provided with safety block boss 8-1-1, the safety block 8-1 other end is provided with safety block spring card slot 8-1-4, breaking pin hole 8-1-2, safety block 8-1 is sleeved on safety block pin 8-2 by breaking pin hole 8-1-2, safety block 8-1 end is arranged in the safety block installing hole 10-5 of fixed handle lower inside together with safety block spring 8-3, and is flexibly connected with handle 10 by safety block pin 8-2, breaking pin hole 10-7.
Insurance drive link 8-4 upper end is by insurance drive link connecting hole 8-4-2, be sleeved on the drive link erection column of pointer assembly 7, insurance drive link 8-4 lower end leans on the Safety buckle 8-1-3 of safety block top, insurance drive link extension spring 8-5 one end is connected in the extension spring hole 8-4-1 of insurance drive link, and the insurance drive link extension spring 8-5 other end is connected on fixed handle 10.
Adjusting nut assembly 11 comprises adjusting nut 11-1, screw mandrel fine-tuning nut 11-2, capping 11-3, nut pin 11-4 and nut pin collar 11-5.Adjusting nut 11-1 is provided with nut pin-and-hole 11-1-4, nut pin 11-4 is arranged in nut pin-and-hole 11-1-4, outer cover is equipped with nut pin collar 11-5, prevent nut pin from getting loose, fine pitch screw thread 11-1-2 is provided with in adjusting nut 11-1 rear through hole, be provided with screw mandrel fine setting female thread 11-1-1 in adjusting nut 11-1 rearward end hole, screw mandrel fine-tuning nut 11-2 is arranged on adjusting nut 11-1 rearward end, and capping 11-3 is equipped with in adjusting nut 11 rear end.Regulate screw mandrel 12 rear portion to screw in adjusting nut 11-1, nut pin 11-4 inserts and regulates in wire rod thread groove, and rotating adjusting nut 11-1 drives and regulates screw mandrel 12 to move forward and backward, and is convenient to the spacing regulating nail supporting base 1-1 and nail storehouse sleeve 2-6.
In the middle part of adjusting nut 11-1, periphery is provided with fixed handle 11-1-3 draw-in groove, and adjusting nut 11-1 is arranged in fixed handle 10 rearward end adjusting nut mounting groove 10-8 by fixed handle draw-in groove 11-1-3.Be rotated counterclockwise adjusting nut 11-1 by regulating screw mandrel 12; jump ring pipe 3-1 front end is released the nail storehouse sleeve of nail bin groupware 2; jump ring pipe 3 is inserted in the connecting axle front end of nail supporting base assembly 1; jump ring pipe clamp is lived by the Clip Reed in jump ring pipe; again with the adjusting nut 11-1 that turns clockwise, nail supporting base 1 is made to push down nail bin over cap.
Operation principle
The safety of disposable anorectal Endo-GIA and safety when using, first counterclockwise turn adjusting nut 11-1 is by regulating screw mandrel 12, nail supporting base assembly is released nail bin about 5cm by jump ring pipe 3, extract nail supporting base assembly 1, pocket is played to patient with operation, the anorectal that need cut is banded on nail supporting base 1, take off nail bin over cap, pocket nail supporting base 1 will be accomplished fluently again and insert jump ring pipe 3, turn clockwise adjusting nut 11-1, drive the pointer drive link of the Clip Reed push pointer assembly 7 on dynamic jump ring pipe 3, pointer, firing position is indicated by indicating window, drive insurance drive link 8-4 by drive link erection column simultaneously, open safety 8, safety block 8-1 throws off from the safety block draw-in groove 9-4-2 of flexible handle cover 9-4, manual mode can be adopted to be easy to open safety block 8-1 if do not thrown off, now doctor can press flexible handle 9-1, flexible handle 9-1 promotes straight push rod 5, straight push rod 5 promotes pushing slice of nail and the cutter of nail bin groupware 2, promote staple by tissue apposition simultaneously, after tissue apposition, tissue cuts off by cutter, unclamp flexible handle 9-1, straight push rod 5 is driven by flexible handle spring 9-3 and straight push rod spring 6, cutter reset, complete anorectal hemorrhoid cutting anastomosis operation.
Claims (3)
1. disposable anorectal Endo-GIA safety and safety, its characteristic is: comprise clamp ring, straight push rod, straight push rod spring, safety, flexible handle assembly, fixed handle assembly, regulate screw mandrel and adjusting nut assembly;
Screw mandrel is regulated to adopt displacement screw mandrel, middle part is coarse pitch screw mandrel, and both ends are fine pitch screw mandrel, and adjustment screw mandrel leading section is provided with screw mandrel connecting hole, regulate screw mandrel leading section to plug in jump ring pipe link slot during assembling, be fixedly mounted on jump ring pipe rear portion by connecting pin, connecting hole;
Be provided with in the middle part of straight push rod and regulate screw mandrel installing hole, adjustment screw mandrel installing hole both sides are provided with Clip Reed sliding tray, be provided with in direct bar front portion and connect hook draw-in groove, in the middle part of direct bar, outer setting has spring positioning boss, and straight putting back-end portion is provided with firing handle draw-in groove; It is outside that straight push rod spring is sleeved on straight push rod, located by spring positioning boss;
Clamp ring is arranged on nail storehouse sleeve rearward end by jump ring pipe, and the positioning and guiding pipe rearward end of pushing slice of nail plugs in straight push rod leading section, by connecting hook and being connected hook draw-in groove and matching stationary positioned;
Fixed handle assembly is formed by left and right two fixed handle Combination Welding, and fixed handle inside front ends is provided with nail bin installing hole, and fixed handle inside upper part is provided with straight push rod sliding tray, and fixed handle inside upper part rear end is provided with adjusting nut mounting groove; Fixed handle middle inside is provided with flexible handle installing hole, pointer installing hole, button spring erection column, and fixed handle lower inside is provided with safety block installing hole, breaking pin hole; Fixed handle top is provided with indicating window installing hole;
Flexible handle assembly comprises flexible handle, flexible handle cover, handle pin and flexible handle spring; Flexible handle spring housing is contained on handle pin, flexible handle is arranged on handle pin by flexible handle pin-and-hole, the flexible handle enclosure is contained in flexible handle outside and is flexibly connected with handle pin by handle pin-and-hole, flexible handle spring one end leans on flexible handle, and the other end leans on fixed handle;
Safety comprise safety block, safety block pin, safety block spring, insurance drive link and the extension spring of insurance drive link; Safety block one end is provided with safety block boss, the safety block other end is provided with safety block spring card slot, breaking pin hole, safety block is sleeved on safety block pin by breaking pin hole, safety block end, and to be flexibly connected with handle by safety block pin, breaking pin hole together with safety block spring fitting in the safety block installing hole of fixed handle lower inside;
Insurance drive link upper end is by insurance drive link connecting hole, be sleeved on the drive link erection column of pointer assembly, insurance drive link lower end leans on the Safety buckle of safety block top, insurance drive link extension spring one end is connected in the extension spring hole of insurance drive link, and the insurance drive link extension spring other end is connected on fixed handle;
Adjusting nut assembly comprises adjusting nut, screw mandrel fine-tuning nut, capping, nut pin and nut pin collar; Adjusting nut is provided with nut pin-and-hole, nut pin is arranged in nut pin-and-hole, outer cover is equipped with nut pin collar, prevent nut pin from getting loose, fine pitch screw thread is provided with in adjusting nut rear through hole, be provided with screw mandrel fine setting female thread in adjusting nut rearward end hole, screw mandrel fine-tuning nut is arranged on adjusting nut rearward end, and capping is equipped with in adjusting nut rear end; Regulate screw mandrel rear portion to screw in adjusting nut, nut pin is inserted and is regulated in wire rod thread groove, and rotating adjusting nut drives and regulates screw mandrel to move forward and backward, and is convenient to the spacing regulating nail supporting base and nail storehouse sleeve;
In the middle part of adjusting nut, periphery is provided with fixed handle draw-in groove, and adjusting nut is arranged in fixed handle rearward end adjusting nut mounting groove by fixed handle draw-in groove.
2. disposable anorectal Endo-GIA according to claim 1 safety and safety, its characteristic is: fixed handle top is provided with indicating window installing hole.
3. disposable anorectal Endo-GIA according to claim 1 safety and safety; its characteristic is: be rotated counterclockwise adjusting nut by regulating screw mandrel; nail storehouse sleeve is released in jump ring pipe front end; jump ring pipe is inserted in the connecting axle front end of nail supporting base assembly; jump ring pipe clamp is lived by the Clip Reed in jump ring pipe; again with the adjusting nut that turns clockwise, nail supporting base is made to push down nail bin over cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510790038.8A CN105286936B (en) | 2015-11-17 | 2015-11-17 | The safeties and drive device of disposable anorectal Endo-GIA |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510790038.8A CN105286936B (en) | 2015-11-17 | 2015-11-17 | The safeties and drive device of disposable anorectal Endo-GIA |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105286936A true CN105286936A (en) | 2016-02-03 |
| CN105286936B CN105286936B (en) | 2017-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510790038.8A Active CN105286936B (en) | 2015-11-17 | 2015-11-17 | The safeties and drive device of disposable anorectal Endo-GIA |
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| CN (1) | CN105286936B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108125705A (en) * | 2017-11-22 | 2018-06-08 | 常州市康蒂娜医疗科技有限公司 | A kind of foreskin Endo-GIA with insurance institution |
| CN109984794A (en) * | 2017-12-29 | 2019-07-09 | 苏州天臣国际医疗科技有限公司 | A kind of percussion equipment |
| WO2020200211A1 (en) * | 2019-04-03 | 2020-10-08 | 亚培高利控股有限公司 | Actuation structure of blood vessel clip applier |
| CN112754562A (en) * | 2021-01-18 | 2021-05-07 | 常州安康医疗器械有限公司 | Electric endoscope anastomat with monitoring function |
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