CN203777015U - Puncture device body and air blocking sealing device of disposable puncture device - Google Patents
Puncture device body and air blocking sealing device of disposable puncture device Download PDFInfo
- Publication number
- CN203777015U CN203777015U CN201420086852.2U CN201420086852U CN203777015U CN 203777015 U CN203777015 U CN 203777015U CN 201420086852 U CN201420086852 U CN 201420086852U CN 203777015 U CN203777015 U CN 203777015U
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- China
- Prior art keywords
- choke
- sealing
- puncture
- sealing device
- perforator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- 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
-
- 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
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B17/3421—Cannulas
-
- 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
- A61B17/3474—Insufflating needles, e.g. Veress needles
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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 utility model belongs to a puncture device body and an air blocking sealing device of a disposable puncture device and relates to an operative instrument matched with a thoracic cavity and abdominal cavity endoscope. The puncture device body and the air blocking sealing device of the disposable puncture device are suitable for use with the puncture device and are operative instruments used for establishing a thoracic cavity and abdominal cavity operative work channel in the examination and operative processes of the thoracic cavity and abdominal cavity endoscope. The puncture device body and the air blocking sealing device of the disposable puncture device comprise the puncture body device and the air blocking sealing device; an air blocking sealing device mounting hole is formed in the upper part of the puncture device body; the air blocking sealing device is arranged in the air blocking sealing device mounting hole; an air blocking sealing shield is arranged at the upper part of the air blocking sealing device mounting hole; a puncture cone guide shield is matched with an oblique conical surface of the air blocking sealing shield by an inner hole; the puncture device body fixedly arranged on a positioning boss of the puncture cone guide shield comprises the puncture device body, an exhaust pipe, an exhaust core, an air inlet valve, an arc sealing seat, an air blocking sealing shield, the puncture cone guide shield, a movable plug cover and an air blocking movable plug; the air blocking sealing device comprises an air blocking sealing sleeve, a support ring, a seal ring, a compressing piece and a safety sealing piece.
Description
Technical field
What the perforator body of this utility model One-time-use Perforator and choke sealing device 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 poor sealing performance, easily will be input to Intraabdominal Leakage Gas out in operation process, and being sunk in abdominal cavity affects normally carrying out of laparoscopic surgery.Common perforator gas injection port and air vent are same entrances simultaneously, and exhaust ports does not arrange filter medium, and the smog producing in operation is directly discharged in air.
Summary of the invention
This utility model object is perforator body and the choke sealing device that a kind of One-time-use Perforator is provided for above-mentioned weak point, adopt intake valve and exhaustor double design, thereby air inlet and air vent are separated, aerofluxus core adopts special substance to make, play a role in filtering, the gas producing in operation excretes through aerofluxus core.And adopt the multiple-sealed devices such as choke sealing shroud, sealing ring, insurance diaphragm seal, sealing property is reliable, the gas being injected in thoracic cavity, abdominal cavity by One-time-use Perforator intake valve in operation process can not leak in operation process, thereby guarantee that thoracic cavity, abdominal operation normally carry out, safe and reliable.
The perforator body of One-time-use Perforator and choke sealing device are to take following technical scheme to realize:
The perforator body of One-time-use Perforator and choke sealing device comprise perforator body device and choke sealing device.
Perforator body device comprises the movable bolt of perforator body, exhaustor, aerofluxus core, intake valve, arc seal receptacle, choke seal closure, puncture awl guide housing, movable stopper and choke.Perforator body is provided with choke sealing device installing hole, and choke sealing device is arranged in choke sealing device installing hole.Perforator holds arranged outside to have two symmetrical choke sealing shroud locating slots with it.Puncture awl guide housing middle part is provided with puncture awl pilot hole, and puncture awl guide housing top is provided with puncture positioning cap locating slot.Choke seal closure outer surface is provided with scalene cone, and choke seal closure is provided with positioning boss two in hole.Choke seal closure is arranged on choke sealing device installing hole top, and employing is welded and fixed.Puncture awl guide housing matches with the scalene cone of choke seal closure by endoporus, is fixedly mounted on the positioning boss three of puncture awl guide housing.
Be provided with intake valve installing hole in perforator body one side, air inlet one is connected with intake valve installing hole is vertical, and intake valve is arranged in intake valve installing hole.Be provided with exhaustor installing hole at perforator body opposite side, exhaustor lower end is fixed in exhaustor installing hole, aerofluxus core is housed in exhaustor, exhaustor upper end is fixed in the exhaustor fixing hole of puncture awl guide housing, be provided with air vent in exhaustor fixing hole upper end, be provided with the movable bolt sliding tray of choke in air vent upper end, at the in-built movable bolt of choke that is inserted with of the movable bolt sliding tray of choke, in the movable bolt of choke one end, movable stopper is housed, on the movable bolt of choke, is provided with air discharge duct.On movable stopper, be provided with left limit boss, on the movable bolt of choke, be provided with right limit boss, the movable bolt of choke can slide in the movable bolt sliding tray of choke, by positive stop lug boss fixed position, left and right.On puncture awl guide housing, being provided with intake valve loose slot, being provided with two stopper slots on choke loose slot, is respectively left limit groove and right limit groove.
Intake valve adopts plug valve core, and spool adopts cylindrical plug valve core, and spool middle part is provided with passage, is provided with limited block in spool bottom, is provided with switch handle of valve in limited block one side.
Arc seal receptacle top is provided with centring ring one, and arc seal receptacle is arranged on outside, perforator body, is fixed on puncture awl guide housing endoporus by centring ring one, is adhesively fixed.
Choke sealing device comprises choke sealing shroud, support ring, sealing ring, clamping piece and insurance diaphragm seal.Insurance diaphragm seal upper periphery is provided with choke seal closure installing hole.Clamping piece top is provided with positioning convex jack.Insurance diaphragm seal is arranged on choke seal closure positioning boss two by choke seal closure installing hole, and clamping piece is fixed on choke seal closure positioning boss two by positioning convex jack.
Choke sealing shroud bottom is provided with reinforcement, and reinforcement bottom is provided with air inlet two, plays one-way sealing effect.In choke sealing shroud upper hole, be provided with centring ring three, arranged outside has two symmetrical positioning boss one.Support ring middle part is provided with choke sealing shroud locating slot, and top is provided with sealing ring locating slot.Choke sealing shroud is fixed on the choke sealing shroud locating slot of sealing fixed cover by centring ring two.Sealing fixed cover is fixed on the centring ring three of sealing ring by sealing ring locating slot, and sealing ring is arranged on clamping piece.Choke sealing device is arranged on by choke sealing shroud positioning boss one on the choke sealing shroud locating slot of perforator body, and choke closing cap is on choke sealing device, and choke seal closure and perforator body adopt and be welded and fixed.
Described choke seal closure installing hole is at least provided with 3.
The positioning convex jack on described clamping piece top is at least provided with 3.
operation principle
Perforator body and the choke sealing device of One-time-use Perforator support the use in thoracic cavity, abdominal operation, first, in the little otch of patient's chest or soft tissues of abdomen, the bottom of One-time-use Perforator are inserted in the little otch of patient's soft tissue.While needing injecting gas in operation, first movable choke bolt is slided into Far Left, by the left limit boss fixed position on movable stopper.Switch handle of valve on rotating inlet valve, by limited block and left limit groove location, now air inlet communicates with passage, and gas is by the air inlet of perforator body, and spool, from perforator body injection patient thoracic cavity or abdominal cavity is heaved patient thoracic cavity or abdominal cavity.After injecting gas finishes, changeover valve switch knob and right limit groove location, now air inlet is not communicated with passage, owing to being provided with choke sealing device, choke sealing shroud bottom is provided with reinforcement, and reinforcement bottom is provided with air inlet, play one-way sealing effect, sealing property is reliable.Thoracic cavity or abdominal operation apparatus can be inserted into thoracic cavity or abdominal cavity from the puncture awl pilot hole of the puncture awl guide cover of One-time-use Perforator, choke sealing device, perforator body, owing to being provided with, choke sealing shroud, sealing ring etc. are multi-sealed, sealing thoracic cavity, abdominal operation apparatus performance is good, be injected into gas in thoracic cavity, abdominal cavity and can not reveal, after operation finishes, thoracic cavity or abdominal operation apparatus are extracted from One-time-use Perforator.When Exhaust Gas, movable choke bolt is slided into rightmost, by the right limit boss fixed position on the movable bolt of choke, the gas of injection, from exhaustor, filters through aerofluxus core, excretes from air vent.After operation finishes, One-time-use Perforator is slowly extracted from patient's chest or abdominal part.
Perforator body and the choke sealing device of One-time-use Perforator are reasonable in design, and compact conformation, use safety, effective can provide good sealing surgical environments in clinical operation.Owing to adopting the multiple-sealed devices such as choke sealing shroud, sealing ring, sealing property is reliable.The gas being injected in thoracic cavity, abdominal cavity by One-time-use Perforator intake valve in operation process can not leak in operation process, thereby can guarantee that thoracic cavity, abdominal operation normally carry out, safe and reliable.Adopt intake valve and exhaustor double design, thereby air intake-exhaust is separated, and adopt aerofluxus core to filter.
Brief description of the drawings
Below with reference to accompanying drawing, the utility model is described in further detail:
Fig. 1 is perforator body and the choke sealing device schematic diagram of One-time-use Perforator.
Fig. 2 is perforator body and the choke schematic diagram of sealing device of One-time-use Perforator.
Fig. 3 is One-time-use Perforator perforator body device schematic diagram.
Fig. 4 is One-time-use Perforator perforator body schematic diagram.
Fig. 5 is One-time-use Perforator choke seal closure schematic diagram.
Fig. 6 is One-time-use Perforator puncture awl guide housing schematic diagram.
Fig. 7 is One-time-use Perforator choke sealing device schematic diagram.
Fig. 8 is One-time-use Perforator sealing ring schematic diagram.
In figure: 1, perforator body; 2, exhaustor; 3, aerofluxus core; 4, intake valve; 5, arc seal receptacle; 6, choke sealing shroud; 7, support ring; 8, sealing ring; 9, clamping piece; 10, insurance diaphragm seal; 11, choke seal closure; 12, puncture awl guide housing; 13, movable stopper; 14, the movable bolt of choke.
1-1, choke sealing device installing hole; 1-2, choke sealing shroud locating slot; 1-3, intake valve installing hole; 1-4, air inlet one; 1-5, exhaustor installing hole; 4-1, spool; 4-2, passage; 4-3, switch handle of valve; 4-4, limited block; 5-1, centring ring one; 6-1, reinforcement; 6-2, air inlet two; 6-3, centring ring two; 6-4, positioning boss one; 7-1, choke sealing shroud locating slot; 7-2, sealing ring locating slot; 8-1, centring ring three; 9-1, positioning convex jack; 10-1, choke seal closure installing hole; 11-1, scalene cone; 11-2, positioning boss two; 12-1, puncture awl pilot hole; 12-2, puncture positioning cap locating slot; 12-3, endoporus; 12-4, positioning boss three; 12-5, exhaustor fixing hole; 12-6, air vent; 12-7, the movable bolt sliding tray of choke; 12-8, intake valve loose slot; 12-9, left limit groove; 12-10, right limit groove; 13-1, left limit boss; 14-1, air discharge duct; 14-2, right limit boss.
Detailed description of the invention
With reference to accompanying drawing 1 ~ 8, the perforator body of One-time-use Perforator and choke sealing device comprise perforator body device and choke sealing device.
Perforator body device comprises the movable bolt 14 of perforator body 1, exhaustor 2, aerofluxus core 3, intake valve 4, arc seal receptacle 5, choke seal closure 11, puncture awl guide housing 12, movable stopper 13 and choke.Perforator body 1 top is provided with choke sealing device installing hole 1-1, and choke sealing device is arranged in choke sealing device installing hole 1-1.Perforator body 1 upper end arranged outside has two symmetrical choke sealing shroud locating slot 1-2.Puncture awl guide housing 12 middle parts are provided with puncture awl pilot hole 12-1, and puncture awl guide housing 12 tops are provided with puncture positioning cap locating slot 12-2, and described puncture positioning cap locating slot is at least provided with 1.Choke seal closure 11 outer surfaces are provided with scalene cone 11-1, are provided with positioning boss two 11-2 in choke seal closure 11 holes, and described positioning boss is at least provided with 3.Choke seal closure 11 is arranged on choke sealing device installing hole 11-1 top, and employing is welded and fixed.Puncture awl guide housing 12 matches with the scalene cone 11-1 of choke seal closure 11 by endoporus 12-3, is fixedly mounted on positioning boss three 12-4 of puncture awl guide housing 12.
Be provided with intake valve installing hole 1-3 in perforator body 1 one sides, air inlet one 1-4 is arranged in intake valve installing hole 1-3 with vertical being connected of intake valve installing hole 1-3, intake valve 4.Be provided with exhaustor installing hole 1-5 at perforator body 1 opposite side, exhaustor 2 lower ends are fixed in exhaustor installing hole 1-5, aerofluxus core 3 is housed in exhaustor 2, exhaustor 2 upper ends are fixed in the exhaustor fixing hole 12-5 of puncture awl guide housing 12, be provided with air vent 12-6 in exhaustor fixing hole 12-5 upper end, be provided with the movable bolt sliding tray of choke 12-7 in air vent upper end, at the in-built movable bolt 14 of choke that is inserted with of the movable bolt sliding tray of choke 12-7, in the movable bolt of choke 14 one end, movable stopper 13 is housed, on the movable bolt 14 of choke, is provided with air discharge duct 14-1.On movable stopper 13, be provided with left limit boss 13-1, on the movable bolt 14 of choke, be provided with right limit boss 14-2, the movable bolt 14 of choke can slide in the movable bolt sliding tray of choke 12-7, by positive stop lug boss fixed position, left and right.On puncture awl guide housing 12, being provided with intake valve loose slot 12-8, being provided with two stopper slots on choke loose slot 12-8, is respectively left limit groove 12-9 and right limit groove 12-10.
Intake valve 4 adopts plug valve core 4-1, and spool adopts cylindrical plug valve core, and spool middle part is provided with passage 4-2, is provided with limited block 4-4 in spool 4-1 bottom, is provided with switch handle of valve 4-3 in limited block 4-4 mono-side.Intake valve 4 can be around valve core rotation, in the time of passage 4-2 and air inlet 1-4 dead in line, now can injecting gas, and in the time that both axis are vertical, now intake valve 4 is in sealing state.
Arc seal receptacle 5 tops are provided with centring ring one 5-1, and arc seal receptacle 5 is arranged on perforator body 1 upper outside, are fixed on puncture awl guide housing endoporus by centring ring one 5-1, are adhesively fixed.The design of the outside employing concave arc of arc seal receptacle 5, is convenient to the operation of operator.
Choke sealing device comprises choke sealing shroud 6, support ring 7, sealing ring 8, clamping piece 9 and insurance diaphragm seal 10.Insurance diaphragm seal 10 upper peripheries are provided with choke seal closure installing hole 10-1, and described choke seal closure installing hole is at least provided with 3.Clamping piece 9 tops are provided with positioning convex jack 9-1, and described positioning convex jack is at least provided with 3.Insurance diaphragm seal 10 is arranged on choke seal closure positioning boss 11-2 bis-by choke seal closure installing hole 10-1, and clamping piece 9 is fixed on choke seal closure positioning boss two 11-2 by positioning convex jack 9-1.
Choke sealing shroud 6 bottoms are provided with reinforcement 6-1, and reinforcement bottom is provided with air inlet two 6-2, plays one-way sealing effect.In choke sealing shroud 6 upper holes, be provided with centring ring three 6-3, arranged outside has two symmetrical positioning boss one 6-4.Support ring 7 middle parts are provided with choke sealing shroud locating slot 7-1, and top is provided with sealing ring locating slot 7-2.Choke sealing shroud 6 is fixed on the choke sealing shroud locating slot 7-1 of sealing fixed cover by centring ring two 6-3.Centring ring three 8-1 that sealing fixed cover 7 is fixed on sealing ring 8 by sealing ring locating slot 7-2 are upper, and sealing ring 8 is arranged on clamping piece 9.The choke sealing shroud locating slot 1-2 that choke sealing device is arranged on perforator body 1 by choke sealing shroud positioning boss one 6-4 is upper, and choke seal closure 11 covers on choke sealing device, and choke seal closure 11 adopts and is welded and fixed with perforator body 1.
Perforator body and the choke sealing device of One-time-use Perforator are realized by following operating procedure: before injecting gas, first movable choke bolt 14 is slided into Far Left, by the left limit boss 13-1 fixed position on movable stopper 13.Changeover valve switch knob 4-3 is by limited block 4-4 and left limit groove 12-9 location, and now air inlet 1-4 communicates with passage 4-2, realizes injecting gas, and patient thoracic cavity or abdominal cavity are heaved.After injecting gas finishes, changeover valve switch knob 4-3 and right limit groove 12-10 location, now air inlet one 1-4 is not communicated with passage 4-2, owing to being provided with choke sealing device, can provide good sealing surgical environments.In the time needing Exhaust Gas, movable choke bolt 14 is slided into rightmost, by the right limit boss 14-2 fixed position on the movable bolt 14 of choke, the gas of injection, from exhaustor 4, filters through aerofluxus core 3, and from air vent, 12-6 excretes.After operation finishes, One-time-use Perforator is slowly extracted from patient's chest or abdominal part.
Claims (4)
1. the perforator body of One-time-use Perforator and a choke sealing device, is characterized in that: comprise perforator body device and choke sealing device;
Perforator body device comprises the movable bolt of perforator body, exhaustor, aerofluxus core, intake valve, arc seal receptacle, choke seal closure, puncture awl guide housing, movable stopper and choke, perforator body is provided with choke sealing device installing hole, choke sealing device is arranged in choke sealing device installing hole, perforator holds arranged outside to have two symmetrical choke sealing shroud locating slots with it, puncture awl guide housing middle part is provided with puncture awl pilot hole, puncture awl guide housing top is provided with puncture positioning cap locating slot, choke seal closure outer surface is provided with scalene cone, choke seal closure is provided with positioning boss two in hole, choke seal closure is arranged on choke sealing device installing hole top, employing is welded and fixed, puncture awl guide housing matches with the scalene cone of choke seal closure by endoporus, be fixedly mounted on the positioning boss three of puncture awl guide housing,
Be provided with intake valve installing hole in perforator body one side, air inlet one is connected with intake valve installing hole is vertical, intake valve is arranged in intake valve installing hole, be provided with exhaustor installing hole at perforator body opposite side, exhaustor lower end is fixed in exhaustor installing hole, aerofluxus core is housed in exhaustor, exhaustor upper end is fixed in the exhaustor fixing hole of puncture awl guide housing, be provided with air vent in exhaustor fixing hole upper end, be provided with the movable bolt sliding tray of choke in air vent upper end, at the in-built movable bolt of choke that is inserted with of the movable bolt sliding tray of choke, in the movable bolt of choke one end, movable stopper is housed, on the movable bolt of choke, be provided with air discharge duct, on movable stopper, be provided with left limit boss, on the movable bolt of choke, be provided with right limit boss, the movable bolt of choke can slide in the movable bolt sliding tray of choke, by positive stop lug boss fixed position, left and right, on puncture awl guide housing, be provided with intake valve loose slot, on choke loose slot, be provided with two stopper slots, respectively left limit groove and right limit groove,
Arc seal receptacle top is provided with centring ring one, and arc seal receptacle is arranged on outside, perforator body, is fixed on puncture awl guide housing endoporus by centring ring one, is adhesively fixed;
Choke sealing device comprises choke sealing shroud, support ring, sealing ring, clamping piece and insurance diaphragm seal; Insurance diaphragm seal upper periphery is provided with choke seal closure installing hole, clamping piece top is provided with positioning convex jack, insurance diaphragm seal is arranged on choke seal closure positioning boss two by choke seal closure installing hole, and clamping piece is fixed on choke seal closure positioning boss two by positioning convex jack;
Choke sealing shroud bottom is provided with reinforcement, reinforcement bottom is provided with air inlet two, play one-way sealing effect, in choke sealing shroud upper hole, be provided with centring ring three, arranged outside has two symmetrical positioning boss one, support ring middle part is provided with choke sealing shroud locating slot, top is provided with sealing ring locating slot, choke sealing shroud is fixed on by centring ring two on the choke sealing shroud locating slot of sealing fixed cover, sealing fixed cover is fixed on by sealing ring locating slot on the centring ring three of sealing ring, sealing ring is arranged on clamping piece, choke sealing device is arranged on by choke sealing shroud positioning boss one on the choke sealing shroud locating slot of perforator body, choke closing cap is on choke sealing device, choke seal closure and perforator body adopt and are welded and fixed.
2. the perforator body of One-time-use Perforator according to claim 1 and choke sealing device, it is characterized in that: intake valve adopts plug valve core, spool adopts cylindrical plug valve core, spool middle part is provided with passage, be provided with limited block in spool bottom, be provided with switch handle of valve in limited block one side.
3. the perforator body of One-time-use Perforator according to claim 1 and choke sealing device, is characterized in that: described choke seal closure installing hole is at least provided with 3.
4. the perforator body of One-time-use Perforator according to claim 1 and choke sealing device, is characterized in that: the positioning convex jack on described clamping piece top is at least provided with 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420086852.2U CN203777015U (en) | 2014-02-28 | 2014-02-28 | Puncture device body and air blocking sealing device of disposable puncture device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420086852.2U CN203777015U (en) | 2014-02-28 | 2014-02-28 | Puncture device body and air blocking sealing device of disposable puncture device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203777015U true CN203777015U (en) | 2014-08-20 |
Family
ID=51313263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420086852.2U Expired - Fee Related CN203777015U (en) | 2014-02-28 | 2014-02-28 | Puncture device body and air blocking sealing device of disposable puncture device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203777015U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103800054A (en) * | 2014-02-28 | 2014-05-21 | 无锡市舒康医疗器械有限公司 | Puncture device body and gas-tight sealing device of disposable puncture device |
| CN107970061A (en) * | 2018-01-16 | 2018-05-01 | 张宇 | Puncture outfit with Smoke Filter mechanism |
| WO2020005896A1 (en) * | 2018-06-26 | 2020-01-02 | Conmed Corporation | Pressure release cannula |
-
2014
- 2014-02-28 CN CN201420086852.2U patent/CN203777015U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103800054A (en) * | 2014-02-28 | 2014-05-21 | 无锡市舒康医疗器械有限公司 | Puncture device body and gas-tight sealing device of disposable puncture device |
| 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 |
| CN107970061A (en) * | 2018-01-16 | 2018-05-01 | 张宇 | Puncture outfit with Smoke Filter mechanism |
| WO2020005896A1 (en) * | 2018-06-26 | 2020-01-02 | Conmed Corporation | Pressure release cannula |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140820 Termination date: 20160228 |