CN101843518B - Disposable puncture device - Google Patents
Disposable puncture device Download PDFInfo
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- CN101843518B CN101843518B CN2010101935361A CN201010193536A CN101843518B CN 101843518 B CN101843518 B CN 101843518B CN 2010101935361 A CN2010101935361 A CN 2010101935361A CN 201010193536 A CN201010193536 A CN 201010193536A CN 101843518 B CN101843518 B CN 101843518B
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Abstract
The invention relates to a disposable puncture device, which belongs to a surgical instrument matched with an external laparoscope. The invention is suitable for being used for establishing abdominal cavity surgical operation passages in the laparoscope examination and surgical process. The disposable puncture device comprises a puncture sleeve pipe, an air barrier sealing ring, a puncture devicebody, an air injection valve, a self regulating type sealing cap, an air barrier sealing sheet, a locking fixed cover, an elastic sealing cap, an upper fixed ring, a lower fixed ring, a plane sheet sealing ring, a press ring, a puncture positioning guide cover, a puncture awl and a puncture positioning cover, wherein the air barrier sealing ring is arranged on an air barrier sealing ring installing step of the puncture sleeve pipe, the puncture sleeve pipe is arranged in a puncture sleeve pipe installing hole of the lower part of the puncture device body, the air injection valve is arranged in an air injection valve installing hole at one side of the puncture device body, the air barrier sealing sheet is arranged in an air barrier sealing sheet installing clamp ring of the self regulatingtype sealing cap, the self regulating type sealing cap is arranged on a self regulating type sealing cap positioning ring at the upper part of the puncture device body, and the puncture awl is penetrated and inserted in the puncture sleeve pipe through the puncture positioning guide cover, a plane sealing sheet, the elastic sealing ring and the air barrier sealing sheet.
Description
Technical field
What the present invention relates to is that a kind of disposable puncture device is the supporting operating theater instruments of a kind of outer peritoneoscope, is applicable to that setting up the abdominal operation service aisle in laparoscopy and the operation process uses.
Background technology
Present disposable puncture device puncture awl front end adopts blade sharper, scratch other tissue of internal organs easily, cause bleeding, cause the patient needn't be more painful, in addition at present in the perforator operation process easily gas leakage will be input to Intraabdominal gas and leak out, being sunk in the abdominal cavity influences normally carrying out of laparoscopic surgery.
Summary of the invention
The present invention seeks to provides a kind of disposable puncture device at above-mentioned weak point, the puncture awl adopts olecranon formula puncture awl, can wear abdominal tissue easily and can not scratch its hetero-organization of intraperitoneal, and adopt choke sealing ring, choke diaphragm seal, elastic seal cap, multiple-sealed devices such as plain film sealing ring, sealing property is reliable, the gas that is injected in the abdominal cavity by disposable puncture device gas injection valve can not leak out in operation process, thereby can guarantee that abdominal operation normally carries out, safe and reliable.
Disposable puncture device takes following technical scheme to realize: disposable puncture device comprises puncture casing, choke sealing ring, perforator body, gas injection valve, self-adjustable sealing cap, choke diaphragm seal, the lid that is locked, elastic seal cap, goes up ring for fixing, ring for fixing, plain film sealing ring, trim ring, puncture positioning and guiding lid, puncture awl and puncture location lid down.
Described perforator body is provided with the puncture casing installing hole in the bottom, in the perforator body, be provided with the puncture casing tight locking button week, described puncture casing tight locking button is provided with 2～8, be provided with gas injection valve installing hole in perforator body one side, be provided with two handles in the puncture casing periphery, in the perforator body, be provided with choke diaphragm seal installing hole, hold on one's body in puncture to be provided with choke diaphragm seal installation centring ring, at the choke diaphragm seal centring ring periphery is installed and is provided with self-adjustable sealing cap centring ring and positioning boss.
Described puncture casing bottom is provided with the oblique section of band tapering, be convenient to insert intraperitoneal, the puncture casing middle part is provided with several zigzag antislip rings, puncture casing top is provided with choke sealing ring installation step, be provided with puncture casing locking boss on choke sealing ring installation step top, described puncture casing locking boss is provided with 2～8.
The choke sealing ring is installed on the choke sealing ring installation step of puncture casing, puncture casing is installed in the puncture casing installing hole of perforator body bottom, cooperates with the puncture casing tight locking button by puncture casing locking boss the puncture casing sealing is locked at perforator body bottom.
The gas injection valve is installed in the perforator body one side gas injection valve installing hole, and the valve switch handle is equipped with on gas injection valve top.
Choke diaphragm seal bottom is provided with seal cones, the seal cones bottom is provided with air inlet, play the one-way sealing effect, choke diaphragm seal top is provided with choke diaphragm seal mounting groove, self-adjustable sealing cap top is provided with the choke diaphragm seal collar is installed, self-adjustable sealing cap periphery is provided with to be locked covers draw-in groove, be locked and cover draw-in groove and be provided with 2～8, be provided with locating slot in self-adjustable sealing cap bottom, the choke diaphragm seal is installed in the collar by the choke diaphragm seal that choke diaphragm seal mounting groove is installed in the self-adjustable sealing cap, the self-adjustable sealing cap is contained on the self-adjustable sealing cap centring ring of perforator body, and the locating slot of self-adjustable sealing cap matches with perforator positioning boss on one's body and carries out the compression fit location.
Elastic seal cap has seal cones and is provided with puncture awl closed hole at the seal cones middle part, and elastic seal cap top is provided with upper and lower ring for fixing installing hole, is provided with elasticity fold circle in the elastic seal cap upper end, is used to strengthen elastic seal cap elasticity, is convenient to slippage.Last ring for fixing is provided with positioning boss, and following ring for fixing is provided with the positioning boss jack.Flat seal sheet middle part is provided with the puncture taper hole, flat seal sheet periphery is provided with the ring for fixing installing hole, the planar chip diaphragm seal is installed in the elastic seal cap, positioning boss on the last ring for fixing rises by the installing hole of ring for fixing up and down of last ring for fixing installing hole on the flat seal sheet and elastic seal cap and matches with positioning convex jack on the following ring for fixing, is fixedly mounted in the elastic seal cap.
Being locked covers end and is provided with elastic seal cap mounting platform and puncture positioning and guiding lid locating slot, covers the portion inboard and is provided with the choke diaphragm seal and compresses protruding circle being locked, and covers the inboard, lower end and is provided with the installation buckle being locked.The elastic seal cap that the flat seal sheet is housed is installed in to be locked and covers on the end elastic seal cap mounting platform, trim ring is fitted in elastic seal cap top, the above-mentioned lid that is locked that flat seal sheet, elastic seal cap be housed is installed on the self-adjustable sealing cap, and the locking that the installation buckle that covers by being locked is contained in the self-adjustable sealing cap is covered draw-in groove surely and is tightened.
Puncture positioning and guiding lid middle part is provided with puncture awl pilot hole, covering end face at the puncture positioning and guiding is provided with puncture location and covers locating slot, be provided with positioning convex in puncture positioning and guiding lid lower inside, puncture positioning and guiding lid is installed in the portion of covering that is locked, positioning convex is inserted in the puncture positioning and guiding lid locating slot that covers that is locked with dress, adopts welding fixing.
The puncture awl is tubular puncture awl, is provided with olecranon stab knife awl at puncture awl front end, is provided with annular installation base in puncture awl rear end, and annular installation base periphery is provided with locating slot.
Be provided with puncture conical ring mounting groove in the puncture location lid, puncture conical ring mounting groove inwall is provided with positioning convex and covers periphery in the puncture location and be provided with flexible fastening buckle and positioning and guiding boss.Puncture awl rear end dress being inserted in the lid of puncture location, and annular installation base matches with the conical ring mounting groove that punctures, by the locating slot location of matching with positioning boss, bonding maintenance.The puncture awl interts in puncture casing by puncture positioning and guiding lid, flat seal sheet, elastic seal ring, choke diaphragm seal.
Described gas injection valve adopts the cock spool, and spool adopts conical cock spool, and the spool middle part is provided with passage, spool top is provided with the valve switch handle, be provided with the spool installing hole in the valve body, valve body is provided with air inlet, air vent, and valve body lower portion has passage to be communicated with the perforator body.
Operation principle
Disposable puncture device is supporting use in abdominal operation, at first in the little otch of patients abdomen soft tissue, the puncture awl front end olecranon-like stab knife awl of disposable puncture device is inserted in the little otch of patients abdomen soft tissue, along with the broken soft tissue lower floor of puncture bore spine enters soft tissue together with the oblique section of puncture casing bottom band tapering, pass the patients abdomen soft tissue until the abdominal cavity at the stab knife awl, this puncture casing is along with the puncture awl inserts the abdominal cavity up to the puncture casing middle part, because choke diaphragm seal bottom is provided with seal cones, the seal cones bottom is provided with air inlet, play the one-way sealing effect, when the puncture awl is transferred to from puncture casing, open the valve switch on gas injection valve top, gas is by gas injection valve air inlet, spool, valve body injects the patient abdominal cavity from puncture casing, the patient abdominal cavity is heaved, the valve-off switch, the abdominal operation apparatus can be from the puncture positioning and guiding lid of disposable puncture device, the flat seal sheet, elastic seal ring, the choke diaphragm seal inserts and is inserted in the abdominal cavity by puncture casing, owing to be provided with the choke diaphragm seal, elastic sealing strip, elastic seal ring, flat seal sheets etc. are multi-sealed, sealing abdominal operation apparatus performance is good, injecting abdominal cavity gas can not leak, operation is transferred to operating theater instruments after finishing from disposable puncture device, open valve switch, the air vent of injecting gas in the patient abdominal cavity from the gas injection valve excreted, after treating that injecting gas is discharged, disposable puncture device can be transferred to from patients abdomen.
Disposable puncture device is reasonable in design, and compact conformation, safe in utilization, effective can greatly reduce wound area in clinical operation, shorten operating time greatly, reduces patient's hemorrhage and postoperative infection, improves the operation quality simultaneously.Because the puncture awl adopts olecranon formula puncture awl, can penetrate abdominal tissue easily and can not scratch its hetero-organization of intraperitoneal, owing to adopt multiple-sealed device sealing properties such as choke sealing ring, choke diaphragm seal, elastic seal cap, flat seal sheet reliable, the gas that is injected in the abdominal cavity by disposable puncture device gas injection valve in the operation process can not leak out in operation process, thereby can guarantee that abdominal operation normally carries out, safe and reliable.
Description of drawings
The invention will be further described below with reference to accompanying drawing:
Fig. 1 is the disposable puncture device sketch map.
Fig. 2 is the disposable puncture device structural representation.
Fig. 3 is the lid that is locked, elastic seal cap of disposable puncture device, ring for fixing, trim ring and perforator positioning and guiding lid sketch map up and down.
Fig. 4 is the gas injection valve and the perforator body sketch map of disposable puncture device.
Fig. 5 is the puncture casing and the perforator body sketch map of disposable puncture device.
Fig. 6 is the puncture location lid and puncture awl sketch map of disposable puncture device.
Fig. 7 is the self-adjustable sealing cap and the choke diaphragm seal sketch map of disposable puncture device.
The specific embodiment
With reference to accompanying drawing 1～7, disposable puncture device comprises puncture casing 2, choke sealing ring 3, perforator body 4, gas injection valve 5, self-adjustable sealing cap 6, choke diaphragm seal 7, be locked cover 8, elastic seal cap 10, go up ring for fixing 12, ring for fixing 9, plain film sealing ring 11, trim ring 13, puncture positioning and guiding lid 14, puncture awl 1 and puncture location cover 15 down.
Described perforator body is provided with puncture casing installing hole 4-1 in 4 bottoms, in the puncture fuselage, be provided with puncture casing tight locking button 4-2 week, described puncture casing tight locking button is provided with 2～8, be provided with gas injection valve installing hole 4-3 in perforator body 4 one sides, be provided with two handle 4-4 in perforator body 4 peripheries, in perforator body 4 tops, be provided with choke diaphragm seal installing hole, end is provided with choke diaphragm seal installation centring ring 4-5 puncturing on one's body, at the choke diaphragm seal centring ring 4-5 periphery is installed and is provided with self-adjustable sealing cap centring ring 4-6 and positioning boss 4-7.
Described puncture casing 2 bottoms are provided with the oblique section 2-1 of band tapering, be convenient to insert intraperitoneal, puncture casing 2 middle parts are provided with several zigzag antislip rings 2-2, puncture casing 2 tops are provided with choke sealing ring installation step 2-3, be provided with puncture casing locking boss 2-4 on choke sealing ring installation step 2-3 top, described puncture casing locking boss is provided with 2～8.
Choke sealing ring 3 is installed in 2-3 on the choke sealing ring installation step of puncture casing 2, puncture casing 2 is installed in the interior 4-1 of puncture casing installing hole of perforator body 4 bottoms, cooperates with puncture casing tight locking button 4-2 by puncture casing 2 locking boss 2-4 the puncture casing sealing is locked at perforator body 4 bottoms.
Choke diaphragm seal 7 bottoms are provided with seal cones 7-1, the seal cones bottom is provided with air inlet 7-2, play the one-way sealing effect, choke diaphragm seal 7 tops are provided with choke diaphragm seal mounting groove 7-3, self-adjustable sealing cap 6 tops are provided with the choke diaphragm seal collar 6-1 are installed, self-adjustable sealing cap 6 peripheries are provided with to be locked covers draw-in groove 6-2, described being locked covered draw-in groove and is provided with 2～8, be provided with locating slot 6-3 in self-adjustable sealing cap 6 bottoms, choke diaphragm seal 7 is installed among the collar 6-1 by the choke diaphragm seal that choke diaphragm seal mounting groove 7-3 is installed in the self-adjustable sealing cap, self-adjustable sealing cap 6 is contained on the perforator body 4 top self-adjustable sealing cap centring ring 4-6, and the locating slot 6-3 of self-adjustable sealing cap 6 matches with positioning boss 4-7 on the perforator body 4 and carries out the compression fit location.
Be locked and cover 8 upper ends and be provided with elastic seal cap 10 mounting platform 8-1 and puncture positioning and guiding lid locating slot 8-4, cover 8 upper inner and be provided with the choke diaphragm seal and compress protruding circle 8-2 being locked, cover inboard, 8 lower end and be provided with installation buckle 8-3 being locked.The elastic seal cap 10 that flat seal sheet 11 is housed is installed in to be locked and covers on the 8 upper end elastic seal cap mounting platform 8-1, trim ring 13 is fitted in elastic seal cap 10 tops, above-mentioned being locked that flat seal sheet 11, elastic seal cap 10 be housed covered 8 and is installed on the self-adjustable sealing cap 6, covers locking that installation buckle 8-3 on 8 is contained in self-adjustable sealing cap 6 by being locked and covers draw-in groove 6-2 surely and be tightened.
The puncture positioning and guiding covers 14 middle parts and is provided with puncture awl pilot hole 14-1, covering 14 upper surfaces at the puncture positioning and guiding is provided with puncture location and covers locating slot 14-2, cover 14 lower inside at the puncture positioning and guiding and be provided with positioning convex 14-3, puncture positioning and guiding lid 14 is installed in to be locked and covers 8 tops, the positioning convex 14-3 dress of puncture positioning and guiding lid 14 is inserted in the puncture positioning and guiding that covers on 8 that is locked and covers in the locating slot 8-4, adopts welding fixing.
Puncture awl 1 is tubular puncture awl, is provided with olecranon stab knife awl 1-1 at described puncture awl front end, is provided with annular installation base 1-3 in puncture awl rear end, and annular installation base periphery is provided with locating slot 1-2.Puncture location cover and is provided with puncture conical ring mounting groove 15-1 in 15, and puncture conical ring mounting groove 15-1 inwall is provided with positioning convex 15-4 and locatees in puncture and cover periphery and be provided with flexible fastening buckle 15-3 and positioning and guiding boss 15-2.Puncture awl 1 rear end dress being inserted in the puncture location and cover in 15, and annular installation base 1-3 matches with puncture conical ring mounting groove 15-1, locatees the positioning boss 15-4 that the covers location of matching, bonding maintenance by locating slot 1-2 with puncturing.Puncture awl 1 interts in puncture casing 2 by puncture positioning and guiding lid 14, flat seal sheet 11, elastic seal ring 10, choke diaphragm seal 7.
Described gas injection valve 5 adopts cock spool 5-1, spool adopts conical cock spool, the spool middle part is provided with passage 5-2, spool top is provided with valve switch handle 5-7, be provided with spool installing hole 5-8 among the valve body 5-5, valve body 5-5 is provided with air inlet 5-3, air vent 5-4, and valve body 5-5 bottom has passage 5-6 to be communicated with perforator body 4.
Claims (6)
1. disposable puncture device, it is characterized in that comprising puncture casing, choke sealing ring, perforator body, gas injection valve, self-adjustable sealing cap, choke diaphragm seal, the lid that is locked, elastic seal cap, go up ring for fixing, ring for fixing, flat seal sheet, trim ring, puncture positioning and guiding lid, puncture awl and puncture location lid down;
Described perforator body is provided with the puncture casing installing hole in the bottom, in the perforator body, be provided with the puncture casing tight locking button week, be provided with gas injection valve installing hole in perforator body one side, be provided with two handles in the puncture casing periphery, in the perforator body, be provided with choke diaphragm seal installing hole, end is provided with choke diaphragm seal installation centring ring puncturing on one's body, at the choke diaphragm seal centring ring periphery is installed and is provided with self-adjustable sealing cap centring ring and positioning boss;
Described puncture casing bottom is provided with the oblique section of band tapering, and the puncture casing middle part is provided with several zigzag antislip rings, and puncture casing top is provided with choke sealing ring installation step, is provided with puncture casing locking boss on choke sealing ring installation step top;
The choke sealing ring is installed on the choke sealing ring installation step of puncture casing, puncture casing is installed in the puncture casing installing hole of perforator body bottom, cooperates with the puncture casing tight locking button by puncture casing locking boss the puncture casing sealing is locked at perforator body bottom;
The gas injection valve is installed in the perforator body one side gas injection valve installing hole, and the valve switch handle is equipped with on gas injection valve top;
Choke diaphragm seal bottom is provided with seal cones, the seal cones bottom is provided with air inlet, choke diaphragm seal top is provided with choke diaphragm seal mounting groove, self-adjustable sealing cap top is provided with the choke diaphragm seal collar is installed, self-adjustable sealing cap periphery is provided with to be locked covers draw-in groove, be provided with locating slot in self-adjustable sealing cap bottom, the choke diaphragm seal is installed in the collar by the choke diaphragm seal that choke diaphragm seal mounting groove is installed in the self-adjustable sealing cap, the self-adjustable sealing cap is contained on the self-adjustable sealing cap centring ring of perforator body, and the locating slot of self-adjustable sealing cap matches with perforator positioning boss on one's body and carries out the compression fit location;
Elastic seal cap has seal cones, be provided with puncture awl closed hole at the seal cones middle part, elastic seal cap top is provided with, following ring for fixing installing hole, be provided with elasticity fold circle in the elastic seal cap upper end, last ring for fixing is provided with positioning boss, following ring for fixing is provided with the positioning boss jack, flat seal sheet middle part is provided with the puncture taper hole, flat seal sheet periphery is provided with the ring for fixing installing hole, the flat seal sheet is installed in the elastic seal cap, positioning boss on the last ring for fixing is by on last ring for fixing installing hole on the flat seal sheet and the elastic seal cap, following ring for fixing installing hole matches with positioning boss jack on the following ring for fixing, is fixedly mounted in the elastic seal cap;
Be locked to cover to hold and be provided with elastic seal cap mounting platform and puncture positioning and guiding lid locating slot, cover the portion inboard and be provided with the choke diaphragm seal and compress protruding circle being locked, cover the inboard, lower end and be provided with the installation buckle being locked, the elastic seal cap that the flat seal sheet is housed is installed in to be locked and covers on the end elastic seal cap mounting platform, trim ring is fitted in elastic seal cap top, the flat seal sheet is housed, elastic seal cap the above-mentioned lid that is locked is installed on the self-adjustable sealing cap, and the installation buckle that covers by being locked is contained in being locked of self-adjustable sealing cap and covers draw-in groove and be tightened;
Puncture positioning and guiding lid middle part is provided with puncture awl pilot hole, covering end face at the puncture positioning and guiding is provided with puncture location and covers locating slot, be provided with positioning convex in puncture positioning and guiding lid lower inside, puncture positioning and guiding lid is installed in the portion of covering that is locked, the positioning convex dress is inserted in the puncture positioning and guiding lid locating slot that covers that is locked, and adopts welding fixing;
The puncture awl is tubular puncture awl, is provided with annular installation base in puncture awl rear end, and annular installation base periphery is provided with locating slot;
Be provided with puncture conical ring mounting groove in the lid of puncture location, puncture conical ring mounting groove inwall is provided with positioning boss, covers periphery in the puncture location and is provided with flexible fastening buckle and positioning and guiding boss; Puncture awl rear end dress being inserted in the lid of puncture location, and annular installation base matches with puncture conical ring mounting groove, is provided with locating slot and puncture by annular installation base periphery and locatees the positioning boss that the covers location of matching, bonding maintenance; The puncture awl interts in puncture casing by puncture positioning and guiding lid, flat seal sheet, elastic seal cap, choke diaphragm seal.
2. disposable puncture device according to claim 1, it is characterized in that described gas injection valve adopts the cock spool, spool adopts conical cock spool, the spool middle part is provided with passage, spool top is provided with the valve switch handle, be provided with the spool installing hole in the valve body, valve body is provided with air inlet, air vent, and valve body lower portion has passage to be communicated with the perforator body.
3. disposable puncture device according to claim 1 is characterized in that described puncture casing tight locking button is provided with 2～8.
4. disposable puncture device according to claim 1 is characterized in that described puncture casing locking boss is provided with 2～8.
5. disposable puncture device according to claim 1 is characterized in that described being locked cover draw-in groove and be provided with 2～8.
6. disposable puncture device according to claim 1 is characterized in that being provided with olecranon stab knife awl at described puncture awl front end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101935361A CN101843518B (en) | 2010-06-07 | 2010-06-07 | Disposable puncture device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101935361A CN101843518B (en) | 2010-06-07 | 2010-06-07 | Disposable puncture device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101843518A CN101843518A (en) | 2010-09-29 |
| CN101843518B true CN101843518B (en) | 2011-10-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101935361A Active CN101843518B (en) | 2010-06-07 | 2010-06-07 | Disposable puncture device |
Country Status (1)
| Country | Link |
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| CN (1) | CN101843518B (en) |
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| CN102715936B (en) * | 2012-07-03 | 2014-01-15 | 常州威克医疗器械有限公司 | Sealing device for minimally invasive disposable puncture device |
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| 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 |
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| CN112472243A (en) * | 2020-12-12 | 2021-03-12 | 常州安康医疗器械有限公司 | Visual puncture outfit with fixing frame |
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| CN101843518A (en) | 2010-09-29 |
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