CN105054988A - Driving device and reset securing assembly of disposable haemorrhoid loop ligaturing device - Google Patents
Driving device and reset securing assembly of disposable haemorrhoid loop ligaturing device Download PDFInfo
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- CN105054988A CN105054988A CN201510565248.7A CN201510565248A CN105054988A CN 105054988 A CN105054988 A CN 105054988A CN 201510565248 A CN201510565248 A CN 201510565248A CN 105054988 A CN105054988 A CN 105054988A
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- reset
- flexible handle
- handle
- spring
- assembly
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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
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12009—Implements for ligaturing other than by clamps or clips, e.g. using a loop with a slip knot
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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
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B2017/12004—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for haemostasis, for prevention of bleeding
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- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Reproductive Health (AREA)
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- General Health & Medical Sciences (AREA)
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- Surgical Instruments (AREA)
Abstract
The invention relates to a driving device and reset securing assembly of a disposable haemorrhoid loop ligaturing device. The driving device and reset securing assembly is used in cooperation with the disposable haemorrhoid loop ligaturing device and can simultaneously carry out loop ligaturing on multiple haemorrhoids at a time, and loop ligaturing assemblies can be selectively replaced according to diseases of different degrees of internal haemorrhoids and prolapsus in the rectum to achieve the optimal treatment effect. The driving device and reset securing assembly comprises an inner casing pipe, a push pipe, a movable handle assembly, a fixed handle, a reset securing assembly and a reset spring. The inner casing pipe is installed in the push pipe, and a clamping groove is formed in the front end of the inner casing pipe. A triggering tooth and a securing tooth are arranged at the rear portion of the push pipe, and a reset spring installation hole is formed in the upper portion of the rear end of the push pipe. The push pipe provided with the inner casing pipe is installed in a push pipe sliding groove formed in the upper portion of the inner side of the fixed handle. The push pipe sliding groove is formed in the upper portion of the inner side of the fixed handle, and a movable handle pin installation hole and a reset securing block installation groove are formed in the upper middle of the inner side of the fixed handle. The reset securing assembly comprises a reset securing block, a reset securing spring, a reset button and a reset spring.
Description
Technical field
What the present invention relates to is a kind of driving device and reset Arming Assembly of disposable haemorrhoids ligation apparatus,
The driving device of disposable haemorrhoids ligation apparatus and reset Arming Assembly and disposable haemorrhoids ligation apparatus supporting, especially can prick by disposable multiple hemorrhoid cover simultaneously, also replacing cover may be selected to prick assembly for diseases such as internal hemorrhoid in various degree and internal rectal prolapses and reach optimum therapeuticing effect.
Background technology
Hemorrhoid disease is commonly encountered diseases specific to the mankind, frequently-occurring disease, the saying that China always just has " ten people nine hemorrhoid ".Cover hypodesmus is one of common method for the treatment of hemorrhoid disease, and its principle that comes off ties bottom hemorrhoid foundation, blocks hemorrhoidal tissue blood fortune, its ischemia atrophy is come off.Mainly attract and tractive two type for overlapping the instrument pricking hemorrhoid at present, device is complicated, troublesome poeration, and metal drawing-type repeatedly uses product, and easily sterilization is not tight, can cause cross infection.A kind of pawl wheel drawing silk tape that utilizes is had to move the looping and binding device of power ring loop ligature, complex operation.
Summary of the invention
The present invention seeks to driving device and reset Arming Assembly that disposable haemorrhoids ligation apparatus is provided for above-mentioned weak point, the driving device of disposable haemorrhoids ligation apparatus and reset Arming Assembly and disposable haemorrhoids ligation apparatus supporting, can select to change multiple cover for hemorrhoid diseases such as internal hemorrhoid in various degree and internal rectal prolapses and prick assembly, and disposable multiple set rolling circle automatically can overlap bundle, treatment anorectal disease disease, avoids cross infection; Adopt lever operated, use simple to operation, because inner-outer sleeve adopts transparent material to make, be convenient to observe blood stasis cover bundle situation, improve the accuracy and success rate of overlapping and pricking.
The driving device of disposable haemorrhoids ligation apparatus and reset Arming Assembly take following technical scheme to realize:
The driving device of disposable haemorrhoids ligation apparatus and reset Arming Assembly comprise inner sleeve, ejector sleeve, flexible handle assembly, fixed handle, reset Arming Assembly and back-moving spring.
Inner sleeve is arranged in ejector sleeve, and inner sleeve leading section is provided with draw-in groove, is connected with adaptor in inner sleeve rearward end, and adaptor is connected with negative pressure switch assembly by connection tube.
Ejector sleeve front end is provided with buckle button, and when changing cover bundle assembly, buckle is opened by pressing buckle button, is convenient to change cover and pricks assembly.Percussion tooth and insurance tooth is provided with at ejector sleeve rear portion.Ejector sleeve upper rear end is provided with back-moving spring installing hole.
Fixed handle is formed by left and right handle housing assembling ultrasonic bonding, fixed handle inside upper part is provided with ejector sleeve sliding tray, spring latch installing hole and adaptor mounting groove, inside fixed handle, middle and upper part is provided with flexible handle pin installing hole, SR installing hole, reset safety block mounting groove, negative pressure switch assembly mounting groove, is provided with union joint mounting groove in fixed handle lower inside, and union joint mounting groove is built with union joint.
The ejector sleeve that inner sleeve is housed is arranged in the ejector sleeve sliding tray of fixed handle inside upper part setting, and can slide, adaptor is contained in fixed handle inside upper part and arranges in adaptor mounting groove.Spring latch is arranged in the spring latch installing hole of fixed handle, and back-moving spring one end is connected with ejector sleeve rear end back-moving spring installing hole, and the back-moving spring other end is connected with spring latch.
Reset Arming Assembly comprises reset safety block, reset relief spring, SR, back-moving spring.Reset safety block one middle side part is provided with sliding bevel groove, reset safety block top is provided with insurance concave station, sliding bevel boss is provided with in the middle part of SR, back-moving spring is set with in boss both sides, SR inclined-plane, SR is arranged in the SR installing hole of fixed handle, reset safety block is arranged in the reset safety block mounting groove of fixed handle, reset relief spring is arranged on reset safety block bottom, the insurance boss on reset safety block top leans on the rear end of ejector sleeve insurance tooth, the sliding button inclined-plane boss of SR leans in the sliding bevel groove of reset safety block.
Flexible handle assembly comprises flexible handle, flexible handle pin, flexible handle torsion spring, percussion block, percussion block pin and percussion block button spring.Percussion block is provided with percussion head and percussion block pin installing hole.Flexible handle pin-and-hole is provided with in the middle part of flexible handle, flexible handle top arranges percussion block pin and installs fixing hole, percussion block installs fixing hole by percussion block pin through percussion block pin installing hole, percussion block pin, be arranged on flexible handle top, percussion block pin button spring is sleeved on percussion block pin, percussion block button spring one end leans on percussion block, and the other end leans on flexible handle.
Flexible handle button spring is sleeved on flexible handle pin, and flexible handle is arranged on by flexible handle pin on the flexible handle pin installing hole on fixed handle, and flexible handle button spring one end leans on flexible handle, and the other end leans on fixed handle.
Operation principle:
The driving device of disposable haemorrhoids ligation apparatus and reset Arming Assembly and disposable haemorrhoids ligation apparatus supporting, when operation technique uses, first union joint is connected with negative pressure source of the gas (vacuum pump) by connection tube, negative pressure suction inlet cover being pricked head leading section aims at blood stasis, rotate negative pressure switch hands handle, open negative pressure switch, making blood stasis suck cover pricks in the negative pressure suction inlet of head leading section, press...with one's finger dynamic flexible handle, flexible handle is a mobile tooth before driving the percussion tooth at ejector sleeve rear portion, make to be sleeved on and prick procephalic first set bundle snare bundle on blood stasis, unclamp flexible handle, rotate the negative pressure switch hands handle of negative pressure switch assembly, close negative pressure switch, complete first blood stasis ligation.Adopt same operation to carry out next blood stasis cover bundle to control, taking-up operating theater instruments after the cover set rolling circle of pricking on head uses, press the reset safety button of reset Arming Assembly, the insurance boss on reset safety block top is thrown off from ejector sleeve rear end insurance tooth, ejector sleeve resets by back-moving spring, the buckle button of pressing ejector sleeve front end, the buckle making cover prick back of head is thrown off in the draw-in groove of inner sleeve front end, gets ligation head simultaneously.Unclamp buckle button to reinsert new cover and prick head, enter lower wheel case and to prick the hand art.
Driving device and the reset Arming Assembly of disposable haemorrhoids ligation apparatus are reasonable in design, compact conformation.The driving device of disposable haemorrhoids ligation apparatus and reset Arming Assembly and disposable haemorrhoids ligation apparatus supporting, assembly is pricked owing to having cover, inner sleeve, ejector sleeve, flexible handle assembly, fixed handle, negative pressure switch assembly, reset Arming Assembly, back-moving spring, union joint, adaptor, can select to change multiple cover for hemorrhoid diseases such as internal hemorrhoid in various degree and internal rectal prolapses and prick assembly, and disposable multiple set rolling circle automatically can overlap bundle, treatment anorectal disease disease, avoid cross infection, adopt lever operated, use simple to operation, because inner-outer sleeve adopts transparent material to make, be convenient to observe blood stasis cover bundle situation, improve accuracy and the success rate of cover bundle.
Accompanying drawing explanation
Below with reference to accompanying drawing, the invention will be further described:
Fig. 1 is disposable haemorrhoids ligation apparatus structural representation.
Fig. 2 is the ejector sleeve structural representation of disposable haemorrhoids ligation apparatus.
Fig. 3 is the fixed handle structural representation of disposable haemorrhoids ligation apparatus.
Fig. 4 is the reset Arming Assembly structural representation of disposable haemorrhoids ligation apparatus.
Fig. 5 is the flexible handle modular construction schematic diagram of disposable haemorrhoids ligation apparatus.
Detailed description of the invention
With reference to accompanying drawing 1 ~ 5, the driving device of disposable haemorrhoids ligation apparatus and reset Arming Assembly comprise inner sleeve 10, ejector sleeve 9, flexible handle assembly 2, fixed handle 1, reset Arming Assembly 5, back-moving spring 6.
Inner sleeve 10 is arranged in ejector sleeve 9, and inner sleeve 10 leading section is provided with draw-in groove, is connected with adaptor 8 in inner sleeve 10 rearward end, and adaptor 8 is connected with negative pressure switch assembly 3 by connection tube 14.
Ejector sleeve 9 front end is provided with buckle button 9-1, and when changing cover bundle assembly, buckle is opened by pressing buckle button 9-1, is convenient to change cover and pricks assembly 11.Percussion tooth 9-2 and insurance tooth 9-4 is provided with at ejector sleeve 9 rear portion.Ejector sleeve 9 upper rear end is provided with back-moving spring installing hole 9-3.
Fixed handle 1 is formed by left and right handle housing assembling ultrasonic bonding, fixed handle 1 inside upper part is provided with ejector sleeve sliding tray 1-5, spring latch installing hole 1-4 and adaptor mounting groove 1-6, inside fixed handle, middle and upper part is provided with flexible handle pin installing hole 1-1, SR installing hole 1-2, reset safety block mounting groove 1-8, negative pressure switch assembly mounting groove 1-3, is provided with union joint mounting groove 1-7 in fixed handle lower inside, and union joint mounting groove 1-7 is built with union joint 4.
The ejector sleeve 9 that inner sleeve 10 is housed is arranged in the ejector sleeve sliding tray 1-5 of fixed handle inside upper part setting, and can slide, adaptor 8 is contained in fixed handle inside upper part and arranges in adaptor mounting groove 1-6.Spring latch 7 is arranged in the spring latch installing hole 1-4 of fixed handle, and back-moving spring 6 one end is connected with ejector sleeve 9 rear end back-moving spring installing hole 9-3, and back-moving spring 6 other end is connected with spring latch 7.
Reset Arming Assembly 5 comprises reset safety block 5-1, reset relief spring 5-2, SR 5-3, back-moving spring 5-4.Reset safety block 5-1 mono-middle side part is provided with sliding bevel groove 5-1-1, reset safety block 5-1 top is provided with insurance concave station 5-1-2, sliding bevel 5-3-1 boss is provided with in the middle part of SR 5-3, back-moving spring 5-4 is set with in boss 5-3-1 both sides, SR inclined-plane, SR 5-3 is arranged in the SR installing hole 9-2 of fixed handle 1, reset safety block 5-1 is arranged in the reset safety block mounting groove 9-8 of fixed handle 1, reset relief spring 5-2 is arranged on reset safety block bottom, the insurance boss 5-1-2 on 5-1 top, reset safety block top leans on the rear end of ejector sleeve 9 insurance tooth 9-4, the sliding button inclined-plane boss 5-3-1 of SR leans in the sliding bevel groove 5-1-1 of reset safety block 5-1.
Flexible handle assembly comprises flexible handle 2-1, flexible handle pin 2-2, flexible handle torsion spring 2-3, percussion block 2-4, percussion block pin 2-6 and percussion block button spring 2-5.Percussion block is provided with percussion head 2-4-1, percussion block pin installing hole 2-4-2.Flexible handle pin-and-hole is provided with in the middle part of flexible handle 2-1, flexible handle 2-1 top arranges percussion block pin and installs fixing hole 2-1-1, percussion block 2-4 installs fixing hole 2-1-1 by percussion block pin 2-6 through percussion block pin installing hole 2-4-2, percussion block pin, be arranged on flexible handle 2-1 top, percussion block pin button spring 2-5 is sleeved on percussion block pin 2-6, percussion block button spring 2-5 one end leans on percussion block 2-4, and the other end leans on flexible handle.
Flexible handle button spring 2-3 is sleeved on flexible handle pin 2-2, flexible handle 2-1 is arranged on the flexible handle pin installing hole on fixed handle by flexible handle pin, flexible handle button spring 2-3 one end leans on flexible handle 2-1, and the other end leans on fixed handle 1.
Operation principle:
The driving device of disposable haemorrhoids ligation apparatus and reset Arming Assembly and disposable haemorrhoids ligation apparatus supporting, when operation technique uses, first union joint 4 is connected with negative pressure source of the gas (vacuum pump) by connection tube, negative pressure suction inlet cover being pricked 11 leading section aims at blood stasis, rotate the negative pressure switch hands handle of negative pressure switch assembly 3, open negative pressure switch 3, making blood stasis suck cover pricks in the negative pressure suction inlet of 11 leading section, press...with one's finger dynamic flexible handle 2-1, flexible handle 2-1 is a mobile tooth before driving the percussion tooth 9-2 at ejector sleeve 9 rear portion, make to be sleeved on first set rolling circle 13 of pricking 11 front portion and overlap bundle on blood stasis, unclamp flexible handle 2-1, rotate negative pressure switch hands handle, close negative pressure switch, complete first blood stasis ligation.Adopt same operation to carry out next blood stasis cover bundle to control, taking-up operating theater instruments after a cover set rolling circle 13 of pricking on 11 uses, press the reset safety button 5-3 of reset Arming Assembly 5, the insurance boss 5-1-2 on reset safety block 5-1 top is thrown off from ejector sleeve 9 rear end insurance tooth 9-4, ejector sleeve 9 resets by back-moving spring 6, the buckle button 9-1 of pressing ejector sleeve 9 front end, the buckle making cover prick 11 rear portion is thrown off in the draw-in groove of inner sleeve 10 front end, gets ligation head 11 simultaneously.Unclamp buckle button 9-1 to reinsert new cover and prick 11, enter lower wheel case and to prick the hand art.
Claims (6)
1. the driving device of disposable haemorrhoids ligation apparatus and a reset Arming Assembly, is characterized in that; Comprise inner sleeve, ejector sleeve, flexible handle assembly, fixed handle, reset Arming Assembly and back-moving spring;
Inner sleeve is arranged in ejector sleeve, and inner sleeve leading section is provided with draw-in groove;
Be provided with percussion tooth and insurance tooth at ejector sleeve rear portion, ejector sleeve upper rear end is provided with back-moving spring installing hole;
Fixed handle inside upper part is provided with ejector sleeve sliding tray, spring latch installing hole and adaptor mounting groove, and inside fixed handle, middle and upper part is provided with flexible handle pin installing hole, SR installing hole, reset safety block mounting groove and negative pressure switch assembly mounting groove;
The ejector sleeve that inner sleeve is housed is arranged in the ejector sleeve sliding tray of fixed handle inside upper part setting;
Spring latch is arranged in the spring latch installing hole of fixed handle, and back-moving spring one end is connected with ejector sleeve rear end back-moving spring installing hole, and the back-moving spring other end is connected with spring latch;
Reset Arming Assembly comprises reset safety block, reset relief spring, SR and back-moving spring, reset safety block one middle side part is provided with sliding bevel groove, reset safety block top is provided with insurance concave station, sliding bevel boss is provided with in the middle part of SR, back-moving spring is set with in boss both sides, SR inclined-plane, SR is arranged in the SR installing hole of fixed handle, reset safety block is arranged in the reset safety block mounting groove of fixed handle, reset relief spring is arranged on reset safety block bottom, the insurance boss on reset safety block top leans on the rear end of ejector sleeve insurance tooth, the sliding button inclined-plane boss of SR leans in the sliding bevel groove of reset safety block,
Flexible handle assembly comprises flexible handle, flexible handle pin, flexible handle torsion spring, percussion block, percussion block pin and percussion block button spring; Percussion block is provided with percussion head and percussion block pin installing hole, flexible handle pin-and-hole is provided with in the middle part of flexible handle, flexible handle top arranges percussion block pin and installs fixing hole, percussion block installs fixing hole by percussion block pin through percussion block pin installing hole, percussion block pin, be arranged on flexible handle top, percussion block pin button spring is sleeved on percussion block pin, and percussion block button spring one end leans on percussion block, and the other end leans on flexible handle;
Flexible handle button spring is sleeved on flexible handle pin, and flexible handle is arranged on by flexible handle pin on the flexible handle pin installing hole on fixed handle, and flexible handle button spring one end leans on flexible handle, and the other end leans on fixed handle.
2. the driving device of disposable haemorrhoids ligation apparatus according to claim 1 and reset Arming Assembly, is characterized in that; Be connected with adaptor in inner sleeve rearward end, adaptor is connected with negative pressure switch assembly by connection tube.
3. the driving device of disposable haemorrhoids ligation apparatus according to claim 1 and reset Arming Assembly, is characterized in that: ejector sleeve front end is provided with buckle button, opened by buckle changing pressing buckle button when assembly pricked by cover, be convenient to change cover and prick assembly.
4. the driving device of disposable haemorrhoids ligation apparatus according to claim 1 and reset Arming Assembly, is characterized in that: fixed handle is formed by left and right handle housing assembling ultrasonic bonding.
5. the driving device of disposable haemorrhoids ligation apparatus according to claim 1 and reset Arming Assembly, it is characterized in that: fixed handle lower inside is provided with union joint mounting groove, union joint mounting groove is built with union joint.
6. the driving device of disposable haemorrhoids ligation apparatus according to claim 1 and reset Arming Assembly, is characterized in that: adaptor is contained in fixed handle inside upper part and arranges in adaptor mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510565248.7A CN105054988B (en) | 2015-09-08 | 2015-09-08 | The drive device of disposable haemorrhoids ligation apparatus is with resetting Arming Assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510565248.7A CN105054988B (en) | 2015-09-08 | 2015-09-08 | The drive device of disposable haemorrhoids ligation apparatus is with resetting Arming Assembly |
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| Publication Number | Publication Date |
|---|---|
| CN105054988A true CN105054988A (en) | 2015-11-18 |
| CN105054988B CN105054988B (en) | 2017-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510565248.7A Active CN105054988B (en) | 2015-09-08 | 2015-09-08 | The drive device of disposable haemorrhoids ligation apparatus is with resetting Arming Assembly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102920492A (en) * | 2012-12-03 | 2013-02-13 | 普瑞斯星（常州）医疗器械有限公司 | Loop ligature device for minimally invasive treatment of haemorrhoids |
| EP2792317A1 (en) * | 2013-04-17 | 2014-10-22 | Sapi Med S.p.A. | Hemorrhoid ligator |
| CN104523315A (en) * | 2015-01-14 | 2015-04-22 | 李洪湘 | Adsorption and injection loop ligature therapeutic device easy to operate and control |
| CN205126328U (en) * | 2015-09-08 | 2016-04-06 | 江苏孜航精密五金有限公司 | Disposable haemorrhoids ligation device's drive arrangement and security subassembly that resets |
-
2015
- 2015-09-08 CN CN201510565248.7A patent/CN105054988B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102920492A (en) * | 2012-12-03 | 2013-02-13 | 普瑞斯星（常州）医疗器械有限公司 | Loop ligature device for minimally invasive treatment of haemorrhoids |
| EP2792317A1 (en) * | 2013-04-17 | 2014-10-22 | Sapi Med S.p.A. | Hemorrhoid ligator |
| CN104523315A (en) * | 2015-01-14 | 2015-04-22 | 李洪湘 | Adsorption and injection loop ligature therapeutic device easy to operate and control |
| CN205126328U (en) * | 2015-09-08 | 2016-04-06 | 江苏孜航精密五金有限公司 | Disposable haemorrhoids ligation device's drive arrangement and security subassembly that resets |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105054988B (en) | 2017-10-20 |
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