CN103800053A - Locking device of disposable puncture device - Google Patents
Locking device of disposable puncture device Download PDFInfo
- Publication number
- CN103800053A CN103800053A CN201410069236.0A CN201410069236A CN103800053A CN 103800053 A CN103800053 A CN 103800053A CN 201410069236 A CN201410069236 A CN 201410069236A CN 103800053 A CN103800053 A CN 103800053A
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- Prior art keywords
- locking
- ring
- sleeve pipe
- perforator
- handle
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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
- A61B17/34—Trocars; Puncturing needles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B2017/347—Locking means, e.g. for locking instrument in cannula
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention relates to a locking device of a disposable puncture device and relates to surgical instruments which are matched with endoscopes outside the breast and the abdomen. The locking device of the disposable puncture device is a surgical instrument which is applied to thoracic cavity and enterocoelia endoscope detection and establishing of a thoracic cavity operation working channel and an enterocoelia operation working channel in an operation process. The locking device comprises a locking ring, a cannula, a protection ring, a locking gasket, a locking hood, a tightening wheel, a locking ring and a locking wrench. The locking wrench comprises a locking wrench body, a handle, an upper cylinder and a lower cylinder. The tightening wheel is installed in the locking ring. The handle is installed in a handle sliding groove of the locking hood. The locking ring is installed in the locking hood along a guiding groove in the locking hood and the tightness of the locking ring is controlled by rotating the locking wrench. The protection ring is fixedly arranged on the lower portion of the locking gasket. The cannula is installed on a puncture cannula through a puncture device body installation step. The locking ring is fixedly installed on a positioning ring of the locking ring through a positioning groove.
Description
Technical field
What the locking device of One-time-use Perforator of the present invention related to is that a kind of breast is outer, abdomen external cavity mirror instrument, be applicable to support the use with perforator, set up a kind of operating theater instruments of thoracic cavity, the use of abdominal operation service aisle for thoracic cavity, chamber, abdominal cavity spectroscopy and operation process.
Background technology
Current disposable puncture device inserts abdominal cavity, thoracic cavity, is not very stable, and perforator easily produces loosening, easily affects operation technique, and endoscope checks that by perforator endoscope body front end can touch in-vivo tissue impact and check effect.Simultaneously common perforator is by some zigzag antislip rings are set on puncture casing, and perforator is fixed on otch, and in operation process, perforator inserts in otch or while extracting from otch, zigzag antislip ring can damage otch.
Summary of the invention
The locking device that the present invention seeks to provide for above-mentioned weak point a kind of One-time-use Perforator, locking device is fixed on puncture casing by retaining ring.In operation process, locking device is fixed on otch by sleeve pipe, sleeve pipe has two kinds of duties, the one, in exceptionally straight state, while being convenient to perform the operation in the insertion otch of perforator or extract from otch, the 2nd, the anti-slide opening on sleeve pipe, in foliaceous, now can be fixed on perforator on otch, the duty of sleeve pipe is by the degree of tightness of rotational lock spanner control clamp ring, tightens wheel and the coordinating of puncture casing thereby control.Locking device replaces the zigzag antislip ring on traditional perforator, reduces the damage to otch in the time that perforator inserts or extracts.On the sleeve pipe of locking device, protection ring is housed, protection ring adopts soft material to make, and when operation, can well protect otch.
The locking device of One-time-use Perforator is to take following technical scheme to realize:
The locking device of One-time-use Perforator comprises retaining ring, sleeve pipe, protection ring, lock washer, locking cover, tightens wheel, clamp ring and locking wrench.Sleeve pipe upper periphery is provided with upper and lower ring for fixing installing hole, and sleeve pipe lower outside is provided with retaining ring centring ring, is provided with puncture casing installation step in sleeve pipe bottom hole, and sleeve pipe bottom is provided with anti-slide opening.Sleeve pipe has two kinds of duties, and the one, in exceptionally straight state, while being convenient to perform the operation in the insertion otch of perforator or extract from otch, the 2nd, the anti-slide opening on sleeve pipe, in foliaceous, now can be fixed on perforator on otch.Lock washer upper periphery is provided with positioning convex jack.Locking cover bottom is provided with positioning boss, and locking cover one side is provided with handle sliding tray, and handle loose slot top is provided with gathering sill, and the positioning boss on locking cover is fixed on positioning convex jack by the installing hole of ring for fixing up and down on sleeve pipe.Clamp ring one side is provided with installing hole and lower installing hole.Locking wrench comprises locking wrench body, handle, upper cylinder, lower cylinder.Locking wrench body top is provided with cylinder, and locking wrench body bottom is provided with lower cylinder, is provided with handle in locking wrench body one side.Locking wrench is arranged in the upper installing hole of clamp ring by upper cylinder and lower cylinder is arranged in lower installing hole.Tightening wheel is arranged in clamp ring.Handle is arranged in the handle sliding tray of locking cover.Clamp ring is arranged in locking cover by the gathering sill on locking cover.By the degree of tightness of rotational lock spanner control clamp ring, tighten wheel and the coordinating of puncture casing thereby control.Protection ring is fixed on the bottom of lock washer, and protection ring adopts soft material to make, and when operation, can well protect otch.Sleeve pipe is arranged on puncture casing by perforator body installation step.Retaining ring outside is provided with streamlined transitional surface, is convenient to insert thoracic cavity, intraperitoneal, and retaining ring is fixed on retaining ring centring ring by locating slot.
operation principle
The locking device of One-time-use Perforator supports the use in thoracic cavity, abdominal operation, and locking device is fixed on the puncture casing of perforator by retaining ring.First in the little otch of patient's chest or soft tissues of abdomen; perforator is before the little otch of insertion soft tissue; first make clamp ring in releasing orientation by the locking wrench that turns clockwise; now tightening wheel separates with puncture casing; upwards pull protection ring, make the sleeve pipe of protection ring bottom in exceptionally straight state, be rotated counterclockwise locking wrench clamp ring is tightened up; make to tighten wheel and be tightly locked on puncture casing, now locking device is in locking state.When operation, the puncture awl front end of One-time-use Perforator is inserted in the little otch of patient's soft tissue, along with puncturing soft tissue lower floor, puncture awl enters together soft tissue with the retaining ring of perforator, at puncture awl through patient's soft tissue until thoracic cavity or abdominal cavity, sleeve pipe is along with puncture awl inserts thoracic cavity or abdominal cavity until sleeve pipe middle part.Locking wrench turns clockwise, make clamp ring in releasing orientation, tightening wheel unclamps with puncture casing, with holding tight perforator, promote locking cover towards cut-out direction, making the anti-skidding bore deformation on sleeve pipe is lamellar, be rotated counterclockwise locking wrench, clamp ring is tightened up, tighten wheel and be tightly locked on puncture casing, thereby perforator is fixed on otch.In the time that finishing, operation to extract perforator; the locking wrench that first turns clockwise makes clamp ring in releasing orientation; now tightening wheel separates with puncture casing; pull protection ring in the other direction towards otch; make the sleeve pipe of protection ring bottom in exceptionally straight state; be rotated counterclockwise locking wrench clamp ring is tightened up, make to tighten wheel and be tightly locked on puncture casing, now perforator slowly can be extracted from otch.
The design of lockup equipment of One-time-use Perforator is reasonable, and compact conformation, use safety, effective can well be fixed on perforator on otch in clinical operation.Locking device replaces traditional zigzag antislip ring, thereby in operation process, perforator reduces the damage to otch when inserting or extracting.On the sleeve pipe of locking device, protection ring is housed, protection ring adopts soft material to make, and when operation, can well protect otch.
Accompanying drawing explanation
Below with reference to accompanying drawing, the invention will be further described:
Fig. 1 is the locking device schematic diagram of One-time-use Perforator.
Fig. 2 is the locking device operation principle schematic diagram of One-time-use Perforator.
Fig. 3 is the locking device structure schematic diagram of One-time-use Perforator.
Fig. 4 is the locking device retaining ring schematic diagram of One-time-use Perforator.
In figure: 1, retaining ring; 2, sleeve pipe; 3, protection ring; 4, lock washer; 5, locking cover; 6, tighten wheel; 7, clamp ring; 8, locking wrench; 9, puncture awl; 10, puncture casing.
1-1, streamlined excessive surface; 1-2, locating slot; 2-1, upper and lower ring for fixing installing hole; 2-2, retaining ring centring ring; 2-3, puncture casing installation step; 2-4, anti-slide opening; 4-1, positioning convex jack; 5-1, positioning boss; 5-2, gathering sill; 5-3, handle loose slot; 7-1, upper installing hole; 7-2, lower installing hole; 8-1, locking wrench body; 8-2, hands handle; 8-3, upper cylinder; 8-4, lower cylinder.
The specific embodiment
With reference to accompanying drawing 1 ~ 4, the locking device of One-time-use Perforator comprises retaining ring 1, sleeve pipe 2, protection ring 3, lock washer 4, locking cover 5, tightens wheel 6, clamp ring 7 and locking wrench 8.Sleeve pipe 2 upper periphery are provided with upper and lower ring for fixing installing hole 2-1, and described upper and lower ring for fixing installing hole is at least provided with 3.Sleeve pipe 2 lower outsides are provided with retaining ring centring ring 2-2, are provided with puncture casing installation step 2-3 in sleeve pipe 2 bottom holes, and sleeve pipe 2 bottoms are provided with anti-slide opening 2-4, and described anti-slide opening is at least provided with 3.Sleeve pipe 2 has two kinds of duties, and the one, in exceptionally straight state, while being convenient to perform the operation in the insertion otch of perforator or extract from otch, the 2nd, the anti-slide opening 2-4 on sleeve pipe 2, in foliaceous, now can be fixed on perforator on otch.Lock washer 4 upper peripheries are provided with positioning convex jack 4-1, and described positioning convex jack is at least provided with 3.Locking cover 5 bottoms are provided with positioning boss 5-1, described positioning boss is at least provided with 3, locking cover 5 one sides are provided with handle sliding tray 5-3, handle loose slot 5-3 top is provided with gathering sill 5-2, and the positioning boss 5-1 on locking cover 5 is fixed on positioning convex jack 4-1 by the installing hole of the ring for fixing up and down 2-1 on sleeve pipe 2.Clamp ring 7 one sides are provided with installing hole 7-1 and lower installing hole 7-2.Locking wrench 8 comprises locking wrench body 8-1, handle 8-2, upper cylinder 8-3, lower cylinder 8-4.Locking wrench body 8-1 top is provided with cylinder 8-3, and locking wrench body 8-1 bottom is provided with lower cylinder 8-4, is provided with handle 8-2 in locking wrench body 8-1 mono-side.Locking wrench 8 is arranged in the upper installing hole 7-1 of clamp ring 7 by upper cylinder 8-3 and lower cylinder 8-4 is arranged in lower installing hole 7-2.Tightening wheel 6 is arranged in clamp ring 7.Handle 8-2 is arranged in the handle sliding tray 5-3 of locking cover.Clamp ring 7 is arranged in locking cover 5 along the gathering sill 5-2 on locking cover by 8-1.Control the degree of tightness of clamp ring 7 by rotational lock spanner 8, tighten wheel 6 and the coordinating of puncture casing 10 thereby control.Protection ring 3 is fixed on the bottom of lock washer 4, and protection ring 3 adopts soft material to make, and when operation, can well protect otch.Sleeve pipe 2 is arranged on puncture casing by perforator body installation step 2-3.Retaining ring 1 outside is provided with streamlined transitional surface 1-1, is convenient to insert thoracic cavity, intraperitoneal, and retaining ring 1 is fixed on retaining ring centring ring 2-2 by locating slot 1-2.
The locking device of One-time-use Perforator is fixed on the puncture casing 10 of perforator by retaining ring 1.In operation, use before perforator; first make clamp ring 7 in releasing orientation by the locking wrench 8 that turns clockwise; now tightening wheel 6 separates with puncture casing 10; upwards pull protection ring 3; make the sleeve pipe 2 of protection ring 3 bottoms in exceptionally straight state; be rotated counterclockwise locking wrench 8 clamp ring 7 is tightened up, make to tighten wheel 6 and be tightly locked on puncture casing 10, now locking device is in locking state (as Fig. 1).When operation, the puncture awl of One-time-use Perforator 9 front ends are inserted in the little otch of patient's soft tissue, along with puncturing soft tissue lower floor, puncture awl 9 enters together soft tissue with the retaining ring 1 of perforator, at puncture awl 9 through patient's soft tissue until thoracic cavity or abdominal cavity, sleeve pipe 2 is along with puncture awl 9 inserts thoracic cavity or abdominal cavity until sleeve pipe middle part.Locking wrench 8 turns clockwise, make clamp ring 7 in releasing orientation, tightening wheel 6 unclamps with puncture casing 10, with holding tight perforator, promote locking cover 5 towards cut-out direction, making the anti-skidding bore deformation on sleeve pipe 2 is lamellar, be rotated counterclockwise locking wrench 8, clamp ring 5 is tightened up, tighten wheel 6 and be tightly locked on puncture casing 10, thereby perforator is fixed on to (as Fig. 2) on otch.In the time that finishing, operation to extract perforator; the locking wrench 8 that first turns clockwise makes clamp ring 7 in releasing orientation; now tightening wheel 6 separates with puncture casing 10; pull protection ring 3 in the other direction towards otch; make the sleeve pipe 2 of protection ring 3 bottoms in exceptionally straight state; be rotated counterclockwise locking wrench 8 clamp ring 7 is tightened up, make to tighten wheel 6 and be tightly locked on puncture casing 10, now perforator slowly can be extracted from otch.
Claims (4)
1. a locking device for One-time-use Perforator, is characterized in that: comprise retaining ring, sleeve pipe, protection ring, lock washer, locking cover, tighten wheel, clamp ring and locking wrench, sleeve pipe upper periphery is provided with upper and lower ring for fixing installing hole, sleeve pipe lower outside is provided with retaining ring centring ring, in sleeve pipe bottom hole, be provided with puncture casing installation step, sleeve pipe bottom is provided with anti-slide opening, lock washer upper periphery is provided with positioning convex jack, locking cover bottom is provided with positioning boss, locking cover one side is provided with handle sliding tray, handle loose slot top is provided with gathering sill, positioning boss on locking cover is fixed on positioning convex jack by the installing hole of ring for fixing up and down on sleeve pipe, clamp ring one side is provided with installing hole and lower installing hole, locking wrench comprises locking wrench body, hands handle, upper cylinder and lower cylinder, locking wrench body top is provided with cylinder, locking wrench body bottom is provided with lower cylinder, be provided with hands handle in locking wrench body one side, locking wrench is arranged in the upper installing hole of clamp ring by upper cylinder and lower cylinder is arranged in lower installing hole, tightening wheel is arranged in clamp ring, handle is arranged in the handle sliding tray of locking cover, clamp ring is arranged in locking cover by the gathering sill on locking cover, by the degree of tightness of rotational lock spanner control clamp ring, tighten wheel and the coordinating of puncture casing thereby control, protection ring is fixed on the bottom of lock washer, sleeve pipe is arranged on puncture casing by perforator body installation step, retaining ring is fixed on retaining ring centring ring by locating slot.
2. the locking device of One-time-use Perforator according to claim 1, it is characterized in that: sleeve pipe has two kinds of duties, the one, in exceptionally straight state, while being convenient to perform the operation in the insertion otch of perforator or extract from otch, the 2nd, the anti-slide opening on sleeve pipe, in foliaceous, now can be fixed on perforator on otch.
3. the locking device of One-time-use Perforator according to claim 1, is characterized in that: protection ring adopts soft material to make, and when operation, otch is protected.
4. the locking device of One-time-use Perforator according to claim 1, is characterized in that: retaining ring outside is provided with streamlined transitional surface, is convenient to insert thoracic cavity, intraperitoneal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410069236.0A CN103800053B (en) | 2014-02-28 | 2014-02-28 | The locking device of One-time-use Perforator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410069236.0A CN103800053B (en) | 2014-02-28 | 2014-02-28 | The locking device of One-time-use Perforator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103800053A true CN103800053A (en) | 2014-05-21 |
| CN103800053B CN103800053B (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410069236.0A Active CN103800053B (en) | 2014-02-28 | 2014-02-28 | The locking device of One-time-use Perforator |
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| Country | Link |
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| CN (1) | CN103800053B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101843518A (en) * | 2010-06-07 | 2010-09-29 | 常州威克医疗器械有限公司 | Disposable puncture device |
| CN102715936A (en) * | 2012-07-03 | 2012-10-10 | 常州威克医疗器械有限公司 | Sealing device for minimally invasive disposable puncture device |
| CN102895020A (en) * | 2012-11-15 | 2013-01-30 | 苏州澳力欣精密技术有限公司 | Disposable trocar |
| US20130267981A1 (en) * | 2010-12-21 | 2013-10-10 | Xing Zhou | Ring seal device for trocar and trocar |
| CN203777017U (en) * | 2014-02-28 | 2014-08-20 | 无锡市舒康医疗器械有限公司 | Locking device of disposable puncture device |
-
2014
- 2014-02-28 CN CN201410069236.0A patent/CN103800053B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101843518A (en) * | 2010-06-07 | 2010-09-29 | 常州威克医疗器械有限公司 | Disposable puncture device |
| US20130267981A1 (en) * | 2010-12-21 | 2013-10-10 | Xing Zhou | Ring seal device for trocar and trocar |
| CN102715936A (en) * | 2012-07-03 | 2012-10-10 | 常州威克医疗器械有限公司 | Sealing device for minimally invasive disposable puncture device |
| CN102895020A (en) * | 2012-11-15 | 2013-01-30 | 苏州澳力欣精密技术有限公司 | Disposable trocar |
| CN203777017U (en) * | 2014-02-28 | 2014-08-20 | 无锡市舒康医疗器械有限公司 | Locking device of disposable puncture device |
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| Publication number | Publication date |
|---|---|
| CN103800053B (en) | 2016-01-06 |
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