CN102715936B - Sealing device for minimally invasive disposable puncture device - Google Patents
Sealing device for minimally invasive disposable puncture device Download PDFInfo
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- CN102715936B CN102715936B CN201210225969.XA CN201210225969A CN102715936B CN 102715936 B CN102715936 B CN 102715936B CN 201210225969 A CN201210225969 A CN 201210225969A CN 102715936 B CN102715936 B CN 102715936B
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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
- A61B17/3462—Trocars; Puncturing needles with means for changing the diameter or the orientation of the entrance port of the cannula, e.g. for use with different-sized instruments, reduction ports, adapter seals
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Abstract
The invention discloses a sealing device for a minimally invasive disposable puncture device, and relates to the sealing device matched with the minimally invasive disposable puncture device for use. The sealing device is a surgical instrument which is matched with minimally invasive endoscopy and suitable for laparoscopy and establishment of abdominal cavity operation working channels in the surgery process. The sealing device comprises a locking and fixing cover, an elastic sealing ring assembly, a compaction ring and a positioning guide cover; the upper end of the locking and fixing cover is provided with an installation platform which is provided with a plurality of positioning pillars; the elastic sealing ring assembly comprises an elastic sealing ring, elastic cloth, an upper fixing ring and a lower fixing ring; the elastic cloth is adhered to two sides of the elastic sealing ring; the upper fixing ring is fixed with lower fixing ring installation holes; the lower fixing ring is provided with sealing ring positioning protruded pillars; the upper fixing ring and the lower fixing ring are arranged on two sides of the elastic sealing ring to which the elastic cloth is adhered respectively; the elastic sealing ring assembly is arranged on the installation platform at the upper end of the locking and fixing cover; and the positioning guide cover is fixed on the upper part of the compaction ring through welding.
Description
Technical field
What Wicresoft of the present invention related to disposable puncture device sealing device is the disposable matching used sealing device ，Shi Wicresoft of the device chamber mirror instrument that penetrates of a kind of Wicresoft, is applicable to set up abdominal operation service aisle in laparoscopy and operation process and uses.
Technical background
Current disposable puncture device puncture awl front end adopts blade sharper, other tissue of stolen goods in easily scratching, cause bleeding, cause the unnecessary misery of patient, in perforator operation process, easily leak gas at present in addition, by being input to Intraabdominal Leakage Gas, out sinking and to affect normally carrying out of laparoscopic surgery in ，Shi abdominal cavity.
The elastic seal cap of disposable puncture device adopts silicone rubber to make at present, when operation puncturing operates, tubular puncture awl, easily wears out elastic seal cap and causes abdominal cavity gas leakage when the olecranon stab knife of front end setting is bored through elastic seal cap, and operation cannot normally be carried out.
Summary of the invention
The object of the invention is provides a kind of Wicresoft disposable puncture device sealing device for above-mentioned weak point, there is the lid that is locked, elastic packing coil assembly, compacting ring and positioning and guiding lid, sealing property is reliable, Wicresoft supports the use with disposable puncture device sealing device and disposable puncture device, owing to adopting choke diaphragm seal, the multiple-sealed devices such as elastic packing coil assembly, sealing property is reliable, the gas being injected in abdominal cavity by disposable puncture device gas injection valve in operation process can not leak in operation process, thereby can guarantee that abdominal operation normally carries out, safe and reliable.
Wicresoft of the present invention takes following technical scheme to realize with disposable puncture device sealing device: Wicresoft comprises the lid that is locked, elastic packing coil assembly, compacting ring and positioning and guiding lid with disposable puncture device sealing device.Being locked covers end and is provided with mounting platform, for elastic packing coil assembly is installed, is provided with several locating dowels on mounting platform, locates when elastic packing coil assembly is installed.Being locked covers end and is also provided with positioning and guiding lid locating slot, for location and installation positioning and guiding, covers.Cover lower end inner side and be provided with installation buckle being locked, the lid inner side that is locked is provided with choke diaphragm seal and compresses flange collar.
Elastic packing coil assembly comprises elastic seal ring, elastical cloth, upper ring for fixing and lower ring for fixing, elastic seal ring middle part is provided with puncturing hole, elastic seal ring middle part periphery is provided with lower ring for fixing installing hole, elastic seal ring periphery is provided with the elastic ring with elasticity fold, elastic ring outer ring with elasticity fold is provided with locating hole, locating hole matches with the locating dowel that covers setting that is locked, for location is installed.
In elastic seal ring both sides, be stained with elastical cloth, for strengthening elastic seal ring elasticity and intensity, the resistance while reducing the olecranon puncture that puncture awl front end arranges increases the sealing of sealing ring simultaneously, and in the time of can preventing puncture awl puncture, elastic seal ring breaks.
Owing to being provided with the elastic ring with fold in elastic seal ring periphery, when passing elastic seal ring when puncture, puncture awl can swing by 360 degree any directions, the Zhong Zhao position of being convenient to perform the operation, flexible Application, and guarantee air tight.
At upper ring for fixing, be provided with lower ring for fixing installing hole, sealing ring positioning convex column is set on lower ring for fixing, upper ring for fixing and lower ring for fixing are arranged on respectively the elastic seal ring both sides that are pasted with elastical cloth, sealing ring positioning convex column on lower ring for fixing plugs in the fixed installation hole of upper ring for fixing through the locating hole on elastic seal ring, elastic seal ring is compressed to location, while making puncture awl puncture, can not fluctuate and be assembled into elastic packing coil assembly.
Positioning and guiding lid middle part is provided with puncture awl pilot hole, covers end face be provided with puncture locating cover locating slot at positioning and guiding, in positioning and guiding lid lower inside, is provided with positioning convex.
Elastic packing coil assembly is arranged on to be locked and covers on the mounting platform of end, locating hole on elastic seal ring is sleeved in the locating dowel of mounting platform, compacting ring is fitted in elastic packing coil assembly top, positioning and guiding lid is arranged on compacting ring top, the positioning convex dress of positioning and guiding lid is pressed in the positioning and guiding lid locating slot covering that is locked, and employing is welded and fixed.
Disposable puncture device is reasonable in design, compact conformation, use safety, effectively, in clinical operation, can greatly reduce wound area, greatly shortens operating time, reduces patient's hemorrhage and postoperative infection, improves operation quality simultaneously.Because puncture awl adopts Eagle-mouth type puncture awl, can penetrate easily abdominal tissue, can not scratch other tissue of intraperitoneal, owing to adopting the multiple-sealed devices such as choke diaphragm seal, elastic packing coil assembly, sealing property is reliable, the gas being injected in abdominal cavity by disposable puncture device gas injection valve in operation process can not leak in operation process, thereby can guarantee that abdominal operation normally carries out, safe and reliable.
Accompanying drawing explanation
Below with reference to accompanying drawing, the invention will be further described:
Disposable puncture device sealing device and using state schematic diagram for Tu1Shi Wicresoft.
Tu2Shi Wicresoft disposable puncture device schematic diagram of sealing device.
Schematic diagram is covered with being locked of disposable puncture device sealing device in Tu3Shi Wicresoft.
A-A cutaway view is covered with being locked of disposable puncture device sealing device in Tu4Shi Fig. 3 Wicresoft.
The elastic seal ring schematic diagram of disposable puncture device sealing device for Tu5Shi Wicresoft.
The elastic seal ring A-A cutaway view of disposable puncture device sealing device for Tu6Shi Fig. 5 Wicresoft.
The specific embodiment
With reference to accompanying drawing 1～6, Wicresoft with disposable puncture device sealing device comprise be locked cover 9, elastic packing coil assembly, compacting ring 15 and positioning and guiding lid 16.Be locked and cover 9 upper ends and be provided with mounting platform 9-1, for elastic packing coil assembly is installed, on mounting platform 9-1, be provided with several locating dowels 9-2, locate when elastic packing coil assembly is installed.Be locked and cover 9 upper ends and be also provided with positioning and guiding lid locating slot 9-3, for location and installation positioning and guiding lid 16.Cover lower end inner side and be provided with buckle 9-4 is installed being locked, the lid inner side that is locked is provided with choke diaphragm seal and compresses flange collar 9-5.
Elastic packing coil assembly comprises elastic seal ring 12, elastical cloth 11,13, upper ring for fixing 14 and lower ring for fixing 10, elastic seal ring 12 middle parts are provided with puncturing hole 12-1, elastic seal ring 12 middle part peripheries are provided with lower ring for fixing installing hole 12-2, elastic seal ring 12 peripheries are provided with the elastic ring 12-3 with elasticity fold, elastic ring 12-3 outer ring with elasticity fold is provided with locating hole 12-4, locating hole 12-4 covers on 9 the locating dowel 9-2 arranging and matches with being locked, for location is installed.
In elastic seal ring 12 both sides, be stained with elastical cloth, in elastic seal ring 12 1 sides, be stained with elastical cloth 11, at elastic seal ring 12 opposite sides, be stained with elastical cloth 13, be used for strengthening elastic seal ring elasticity and intensity, the resistance when olecranon that minimizing puncture awl 1 front end arranges punctures, increase the sealing of elastic seal ring 12, in the time of can preventing puncture awl 1 puncture, elastic seal ring 12 breaks simultaneously.
Owing to being provided with the elastic ring 12-3 with fold in elastic seal ring 12 peripheries, when passing elastic seal ring when puncture, puncture awl 1 can swing by 360 degree any directions, the Zhong Zhao position of being convenient to perform the operation, flexible Application, and guarantee air tight.
At upper ring for fixing 14, be provided with lower ring for fixing installing hole 14-1, sealing ring positioning convex column 10-1 is set on lower ring for fixing 10, upper ring for fixing 14 is arranged on respectively with lower ring for fixing 10 elastic seal ring 12 both sides that are pasted with elastical cloth, sealing ring positioning convex column 10-1 on lower ring for fixing 10 plugs in the 14-1 of the fixed installation hole of upper ring for fixing 10 through the locating hole 12-2 on elastic seal ring, elastic seal ring 12 is compressed to location, while making puncture awl 7 puncture, can not fluctuate and be assembled into elastic packing coil assembly.
Positioning and guiding covers 16 middle parts and is provided with puncture awl pilot hole 16-1, is provided with puncture locating cover locating slot 12-2 in positioning and guiding Gai16 upper surface, in positioning and guiding lid lower inside, is provided with positioning convex 16-3.
Elastic packing coil assembly is arranged on to be locked and covers on the mounting platform 9-1 of end, locating hole 12-2 on elastic seal ring is sleeved on the locating dowel 9-2 of mounting platform, compacting ring 15 is fitted in elastic packing coil assembly top, positioning and guiding lid 16 is arranged on compacting ring 15 tops, the positioning convex 16-3 dress of positioning and guiding lid 16 is pressed in to be locked and covers in the positioning and guiding lid locating slot 9-3 on 9, and employing is welded and fixed.
Operation principle
When Wicresoft of the present invention supports the use with disposable puncture device sealing device and disposable puncture device, the choke diaphragm seal that first choke diaphragm seal 8 is arranged on to self-adjusting sealed cap 7 by choke diaphragm seal mounting groove is installed in collar, self-adjusting sealed cap 7 is contained in the valve body 4 top compression fit of disposable puncture device, be locked and cover 9 and be arranged on self-adjusting sealed cap 7, the installing card spiral-lock of covering by being locked on 9 is covered in draw-in groove at the locking positioning of self-adjusting sealed lid 7, be tightened, the choke diaphragm seal being simultaneously locked inside covering compresses flange collar choke sealing ring 8 is compressed.Between thorn sleeve pipe 2 and the valve body 4 of disposable puncture device, sealing ring 3 is housed.
Wicresoft supports the use in abdominal operation with disposable puncture device, first in the little otch of patients abdomen soft tissue, the puncture awl of disposable puncture device 2 front end olecranon-like stab knife cones are inserted in the little otch of patients abdomen soft tissue, along with puncturing soft tissue lower floor, puncture awl enters together soft tissue with the oblique section of puncture casing 2 bottom band taperings, at stab knife, bore through patients abdomen soft tissue until abdominal cavity, this puncture casing 2 is along with puncture awl inserts through puncture tube middle part, abdominal cavity, convex card lifting on the fixed cap at puncture awl rear portion 17 is inserted in the locating slot of puncture locating cover of positioning and guiding lid 16 and locates.Thorn sleeve pipe 2 is because choke diaphragm seal 8 bottoms are provided with self-adjusting sealed cap, sealing vertebral body, sealing vertebral body bottom is provided with air inlet, play one-way sealing effect, when puncture awl 1 is extracted from puncture casing 2, open the valve switch 5 on gas injection valve 6 tops, gas is by gas injection valve air inlet, spool, valve body 4 injects patient abdominal cavity from puncture casing, patient abdominal cavity is heaved, valve-off switch 5, abdominal operation apparatus can be from the positioning and guiding lid 16 of disposable puncture device, elastic packing assembly, choke diaphragm seal 8 is inserted in abdominal cavity, owing to being provided with choke diaphragm seal 8, elastic packing assemblies etc. are multi-sealed, sealing abdominal operation apparatus performance is good, injecting abdominal cavity gas can not reveal, after operation finishes, operating theater instruments is extracted from disposable puncture device, open valve switch 5, injecting gas in patient abdominal cavity is excreted from the air vent of gas injection valve 6, after injecting gas is discharged, disposable puncture device can be extracted from patients abdomen.
Claims (1)
1.Yi Zhong Wicresoft disposable puncture device sealing device, is characterized in that: comprise the lid that is locked, elastic packing coil assembly, compacting ring and positioning and guiding lid; Be locked to cover to hold and be provided with mounting platform, be used for installing elastic packing coil assembly, on mounting platform, be provided with several locating dowels, while being used for installing elastic packing coil assembly, locate, cover lower end inner side and be provided with installation buckle being locked, the lid inner side that is locked is provided with choke diaphragm seal and compresses flange collar;
Elastic packing coil assembly comprises elastic seal ring, elastical cloth, upper ring for fixing and lower ring for fixing; Elastic seal ring middle part is provided with puncturing hole, elastic seal ring middle part periphery is provided with lower ring for fixing installing hole, elastic seal ring periphery is provided with the elastic ring with elasticity fold, elastic ring outer ring with elasticity fold is provided with locating hole, locating hole matches with the locating dowel that covers setting that is locked, for location is installed;
In elastic seal ring both sides, be stained with elastical cloth, at upper ring for fixing, be provided with lower ring for fixing installing hole, sealing ring positioning convex column is set on lower ring for fixing, upper ring for fixing and lower ring for fixing are arranged on respectively the elastic seal ring both sides that are pasted with elastical cloth, sealing ring positioning convex column on lower ring for fixing plugs in the fixed installation hole of upper ring for fixing through the lower ring for fixing installing hole that is arranged on elastic seal ring middle part periphery, elastic seal ring is compressed to location, while making puncture awl puncture, can not fluctuate and be assembled into elastic packing coil assembly;
Positioning and guiding lid middle part is provided with puncture awl pilot hole, covers end face be provided with puncture locating cover locating slot at positioning and guiding, in positioning and guiding lid lower inside, is provided with positioning convex;
Elastic packing coil assembly is arranged on to be locked and covers on the mounting platform of end, locating hole on elastic seal ring is sleeved in the locating dowel of mounting platform, compacting ring is fitted in elastic packing coil assembly top, positioning and guiding lid is arranged on compacting ring top, the positioning convex dress of positioning and guiding lid is pressed in the positioning and guiding lid locating slot covering that is locked, and employing is welded and fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210225969.XA CN102715936B (en) | 2012-07-03 | 2012-07-03 | Sealing device for minimally invasive disposable puncture device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210225969.XA CN102715936B (en) | 2012-07-03 | 2012-07-03 | Sealing device for minimally invasive disposable puncture device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102715936A CN102715936A (en) | 2012-10-10 |
| CN102715936B true CN102715936B (en) | 2014-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210225969.XA Active CN102715936B (en) | 2012-07-03 | 2012-07-03 | Sealing device for minimally invasive disposable puncture device |
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| CN (1) | CN102715936B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102895020A (en) * | 2012-11-15 | 2013-01-30 | 苏州澳力欣精密技术有限公司 | Disposable trocar |
| CN103263288B (en) * | 2013-05-29 | 2015-10-28 | 杭州康基医疗器械有限公司 | Be exclusively used in the multi-functional outer sealing device of medical operating perforator |
| CN103690203B (en) * | 2013-12-31 | 2015-09-30 | 常州威克医疗器械有限公司 | A kind of Wicresoft disposable puncture device sealing device |
| CN103800052B (en) * | 2014-02-28 | 2016-01-06 | 无锡市舒康医疗器械有限公司 | The puncture casing device of disposable incision protective sleeve |
| CN103800054B (en) * | 2014-02-28 | 2016-02-03 | 无锡市舒康医疗器械有限公司 | The perforator body of One-time-use Perforator and choke sealing device |
| CN103800053B (en) * | 2014-02-28 | 2016-01-06 | 无锡市舒康医疗器械有限公司 | The locking device of One-time-use Perforator |
| CN103800055B (en) * | 2014-02-28 | 2016-01-06 | 无锡市舒康医疗器械有限公司 | One-time-use Perforator |
| CN105662545B (en) * | 2014-11-16 | 2019-04-26 | 广州迪克医疗器械有限公司 | Radial seal assembly, end seal and puncture outfit |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202007001916U1 (en) * | 2007-02-09 | 2007-04-05 | Hsieh, Chin-Cheng, Shindian | Changeable changeover head for puncture instrument, has locking ring, cover, sealing ring and floating ring, whereby locking ring is provided with separation plate on its upper side, in whose center opening is available |
| GB2457233B (en) * | 2008-02-05 | 2012-02-08 | Lagis Entpr Co Ltd | Air-leakage prevention structure for a catheter needle |
| CN101843518B (en) * | 2010-06-07 | 2011-10-05 | 常州威克医疗器械有限公司 | Disposable puncture device |
| CN201930043U (en) * | 2011-01-07 | 2011-08-17 | 昆山亚斯克医疗器械有限公司 | Disposable multifunctional puncture outfit |
| CN202637062U (en) * | 2012-07-03 | 2013-01-02 | 常州威克医疗器械有限公司 | Disposable puncture outfit sealing device for minimal invasion |
-
2012
- 2012-07-03 CN CN201210225969.XA patent/CN102715936B/en active Active
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| Publication number | Publication date |
|---|---|
| CN102715936A (en) | 2012-10-10 |
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