CN107519708A - Endoscope-assistant surgery smog flow guiding filter - Google Patents
Endoscope-assistant surgery smog flow guiding filter Download PDFInfo
- Publication number
- CN107519708A CN107519708A CN201710850649.6A CN201710850649A CN107519708A CN 107519708 A CN107519708 A CN 107519708A CN 201710850649 A CN201710850649 A CN 201710850649A CN 107519708 A CN107519708 A CN 107519708A
- Authority
- CN
- China
- Prior art keywords
- smog
- endoscope
- filter
- assistant surgery
- flow guiding
- 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.)
- Pending
Links
- 238000001356 surgical procedure Methods 0.000 title claims abstract description 48
- 238000001914 filtration Methods 0.000 claims abstract description 34
- 239000012530 fluid Substances 0.000 claims abstract description 29
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 22
- 239000004744 fabric Substances 0.000 claims description 14
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 239000000443 aerosol Substances 0.000 claims description 4
- 239000003365 glass fiber Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 235000019504 cigarettes Nutrition 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 claims 1
- 239000003595 mist Substances 0.000 claims 1
- 239000000779 smoke Substances 0.000 abstract description 10
- 239000000126 substance Substances 0.000 abstract description 5
- 208000005646 Pneumoperitoneum Diseases 0.000 abstract description 3
- 210000000683 abdominal cavity Anatomy 0.000 abstract description 3
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052753 mercury Inorganic materials 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- 206010019233 Headaches Diseases 0.000 description 1
- 230000002293 adipogenic effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 231100000869 headache Toxicity 0.000 description 1
- 231100000206 health hazard Toxicity 0.000 description 1
- 230000007794 irritation Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 210000004877 mucosa Anatomy 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0036—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions by adsorption or absorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0038—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions with means for influencing the odor, e.g. deodorizing substances
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0039—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices
- B01D46/0041—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices for feeding
- B01D46/0045—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices for feeding by using vanes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
- B01D46/64—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/0407—Constructional details of adsorbing systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/90—Odorous compounds not provided for in groups B01D2257/00 - B01D2257/708
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
Abstract
The invention discloses a kind of endoscope-assistant surgery smog flow guiding filter, including filtering chamber, the both ends of filtering chamber are respectively equipped with smog directed fluid inlet and smog diversion outlet, and the filter for being used for filtering and adsorb peculiar smell is provided between smog directed fluid inlet and smog diversion outlet；Smog directed fluid inlet is provided with the sleeve pipe adapter for the exhaust opening for being used to connect endoscope-assistant surgery trochar.The endoscope-assistant surgery smog flow guiding filter of the present invention, due to the pressure in abdominal cavity（Endoscope-assistant surgery pneumoperitoneum pressure is in 12 15 millimetress of mercury）So that smog caused by surgical procedure is entered in filtering chamber in the presence of inside and outside differential pressure from smog directed fluid inlet, filtered by filter, the quantity of particulate is seldom in the gas finally come out from smog diversion outlet, and most of peculiar smell have been adsorbed, harmful substance that i.e. can be effectively in filtration surgery smog simultaneously adsorbs peculiar smell, and purified operation room air simultaneously prevents operation smoke from being damaged to human body.
Description
Technical field
The invention belongs to technical field of medical instruments, is specifically a kind of endoscope-assistant surgery smog flow guiding filter.
Background technology
With the development of medical technology, the instrument such as electrosurgery unit, laser knife, ultrasonic surgical blade makes extensively in operation
With so that modern medicine work is more convenient effectively, but caused operation smoke also gives vast medical matters people in surgical procedure simultaneously
Member brings serious healthy hidden danger.Operation smoke refers to caused gaseous material, also referred to as aerosol in surgical procedure, burns
Cigarette, diathermanous plume etc., is the laser knife by high frequency cauterization knife in surgical procedures, ultrasonic surgical blade, high speed bit, saw blade,
Apparatus flash destroys and vaporising tissue albumen and adipogenic.Operation smoke not only hampers the sight of surgical staff, and
Poisonous and harmful substances can be discharged into air.Operating room personnel can be caused to produce the symptoms such as headache, eyes and mucosa irritation, together
When health may also be produced it is long-term potentially hazardous.US Occupational Safety and health research institute, American National mark
The authoritative institutions such as standardization tissue, have proven to potential hazard of the operation smoke to health.However, most of surgeons, shield
Scholar, operating room technician and administrative staff ignore the health hazard of operation smoke.
The content of the invention
In view of this, being capable of effective mistake it is an object of the invention to provide a kind of endoscope-assistant surgery smog flow guiding filter
Filter the harmful substance in operation smoke and adsorb peculiar smell, prevent operation smoke from being damaged to human body.
To reach above-mentioned purpose, the present invention provides following technical scheme：
A kind of endoscope-assistant surgery smog flow guiding filter, including filtering chamber, the both ends of the filtering chamber are respectively equipped with smog
Directed fluid inlet and smog diversion outlet, it is provided between the smog directed fluid inlet and smog diversion outlet different for filtering and adsorbing
The filter of taste；The trochar that the smog directed fluid inlet is provided with the exhaust opening for being used for connecting endoscope-assistant surgery trochar connects
Head.
Further, the filtering chamber includes the upper lid and lower cover that lid is fitted together, and the smog diversion outlet is arranged on
On the upper lid, the smog directed fluid inlet is arranged on the lower lid, and the seam crossing between described upper lid and lower cover is close
Close cooperation.
Further, it is connected between described sleeve pipe adapter and the exhaust opening of surgery cannula pin provided with conduction pipe.
Further, the length of the conduction pipe is more than or equal to 10mm and is less than or equal to 50mm.
Further, the internal diameter of the conduction pipe is more than or equal to 2mm and is less than or equal to 7mm.
Further, the filter includes three layer filtration piece, is followed successively by：
First filter：Set close to the smog directed fluid inlet, and for adsorbing peculiar smell and coarse filtration；
Second filter：For particulate and aerosol filtration；
3rd filter：Set close to the smog diversion outlet, and for adsorbing remaining peculiar smell；
Second filter is between first filter and the 3rd filter.
Further, first filter is made of active carbon cloth or activated carbon cloth.
Further, second filter is made of glass fibre or silicate fiber.
Further, the 3rd filter is made of active carbon cloth or activated carbon cloth.
Further, entrance sidewind fin guide frame is provided between the smog directed fluid inlet and the filter.
Further, outlet sidewind fin guide frame is provided between the smog diversion outlet and the filter.
Further, the entrance sidewind fin guide frame and outlet sidewind fin guide frame use identical structure
Air-flow fin guide frame, the air-flow fin guide frame includes the uniform air-flow guide fins of annular, adjacent two panels institute
State and form air flow guide groove between air-flow guide fins.
Further, the air-flow guide fins are radially set relative to the center of the smog directed fluid inlet.
Further, the gas filtration rate of the filter is more than or equal to 5L/min.
Further, the axis coaxle of described smog directed fluid inlet and smog diversion outlet.
The beneficial effects of the present invention are：
The endoscope-assistant surgery smog flow guiding filter of the present invention, in use, the exhaust opening by sleeve pipe adapter and surgery cannula pin
It is connected so that smog is entered in filtering chamber caused by operation；Due to the pressure in abdominal cavity（Endoscope-assistant surgery pneumoperitoneum pressure is in 12-
15 millimetress of mercury）So that smog caused by surgical procedure enters filter chamber in the presence of inside and outside differential pressure from smog directed fluid inlet
Interior, filtered by filter, the quantity of particulate is seldom in the gas finally come out from smog diversion outlet, and most of
Peculiar smell has been adsorbed, i.e., harmful substance that can be effectively in filtration surgery smog simultaneously adsorbs peculiar smell, and purified operation room air is simultaneously prevented
Only operation smoke damages to human body.
Brief description of the drawings
In order that the purpose of the present invention, technical scheme and beneficial effect are clearer, the present invention provides drawings described below and carried out
Explanation：
Fig. 1 is the structural representation of endoscope-assistant surgery smog flow guiding filter embodiment of the present invention.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art can be with
It is better understood from the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
As shown in figure 1, the structural representation for endoscope-assistant surgery smog flow guiding filter embodiment of the present invention.The present embodiment
Endoscope-assistant surgery smog flow guiding filter, including filtering chamber, the both ends of filtering chamber be respectively equipped with smog directed fluid inlet and
Smog diversion outlet, the filter for being used for filtering and adsorb peculiar smell is provided between smog directed fluid inlet and smog diversion outlet；
Smog directed fluid inlet is provided with the sleeve pipe adapter 3 for the exhaust opening for being used to connect surgery cannula pin, the gas filtration of filter
Rate is more than or equal to 5L/min.
Specifically, upper lid 1 and lower cover 2 that the airtight chamber of the present embodiment is fitted together by closed cover form, smog water conservancy diversion
Outlet is arranged on lid 1, and smog directed fluid inlet is arranged on lower cover 2, and the seam crossing between upper lid and lower cover is close fit.
It is connected between the sleeve pipe adapter 3 of the present embodiment and the exhaust opening of surgery cannula pin provided with conduction pipe.Specifically, conduction pipe
Length be more than or equal to 10mm and be less than or equal to 50mm, the internal diameter of conduction pipe more than or equal to 2mm and is less than or equal to 7mm.This reality
The length for applying the conduction pipe of example use is equal to 25mm, and the internal diameter of conduction pipe is equal to 5mm.
Further, the filter of the present embodiment includes three layer filtration piece, is followed successively by：First filter 4：Led close to smog
Inflow entrance is set, and for adsorbing peculiar smell and coarse filtration；Second filter 5：For particulate and aerosol filtration；3rd filter
6：Set close to smog diversion outlet, and for adsorbing peculiar smell.Second filter 5 of the present embodiment is located at the He of the first filter 4
Between 3rd filter 6.Wherein, the first filter 4 is made of active carbon cloth or activated carbon cloth；Second filter 5 uses glass
Glass fiber or silicate fiber are made；3rd filter 6 is made of active carbon cloth or activated carbon cloth.First mistake of the present embodiment
Filter disc 4 is made of activated carbon cloth；Second filter 5 is made of glass fibre；3rd filter 6 is fabric using activated carbon
Into.
Further, entrance sidewind fin guide frame, smog water conservancy diversion are provided between smog directed fluid inlet and filter
Outlet sidewind fin guide frame is provided between outlet and filter.The entrance sidewind fin guide frame of the present embodiment
Mutually isostructural air-flow fin guide frame is used with outlet sidewind fin guide frame.The air-flow fin of the present embodiment is oriented to
Structure includes the uniform air-flow guide fins 7 of annular, and air flow guide groove 8 is formed between adjacent two panels air-flow guide fins 7.This reality
The air-flow guide fins 7 for applying example are radially set relative to the center of smog directed fluid inlet, the smog directed fluid inlet of the present embodiment
With the axis coaxle of smog diversion outlet.In this way, can uniformly be oriented to smog, realize and be uniformly distributed in airtight chamber, improve
Filter adsorption effect.Specifically, the entrance sidewind fin guide frame of the present embodiment is arranged on smog directed fluid inlet and first
Between filter, outlet sidewind fin guide frame is arranged between smog diversion outlet and the 3rd filter.
The endoscope-assistant surgery smog flow guiding filter of the present embodiment, in use, by sleeve pipe adapter and surgery cannula pin
Exhaust opening is connected so that smog is entered in filtering chamber caused by operation；Due to the pressure in abdominal cavity（Endoscope-assistant surgery pneumoperitoneum pressure
In 12-15 millimetress of mercury）So that smog caused by surgical procedure enters in the presence of inside and outside differential pressure from smog directed fluid inlet
In filtering chamber, being filtered by filter, the quantity of particulate is seldom in the gas finally come out from smog diversion outlet, and
Most of peculiar smell have been adsorbed, i.e., harmful substance that can be effectively in filtration surgery smog simultaneously adsorbs peculiar smell, and purified operation room is empty
Gas simultaneously prevents operation smoke from being damaged to human body.
Embodiment described above is only to absolutely prove preferred embodiment that is of the invention and being lifted, protection model of the invention
Enclose not limited to this.The equivalent substitute or conversion that those skilled in the art are made on the basis of the present invention, in the present invention
Protection domain within.Protection scope of the present invention is defined by claims.
Claims (15)
- A kind of 1. endoscope-assistant surgery smog flow guiding filter, it is characterised in that：Including filtering chamber, the both ends of the filtering chamber Smog directed fluid inlet and smog diversion outlet are respectively equipped with, is provided with and is used between the smog directed fluid inlet and smog diversion outlet Filtering and the filter of absorption peculiar smell；The smog directed fluid inlet is provided with the exhaust opening for being used for connecting endoscope-assistant surgery trochar Sleeve pipe adapter.
- 2. endoscope-assistant surgery smog flow guiding filter according to claim 1, it is characterised in that：The filtering chamber includes The upper lid and lower cover being fitted together are covered, the smog diversion outlet is arranged on the upper lid, and the smog directed fluid inlet is set On the lower lid, the seam crossing between described upper lid and lower cover is close fit.
- 3. endoscope-assistant surgery smog flow guiding filter according to claim 1, it is characterised in that：Described sleeve pipe adapter with Conduction pipe is connected provided with conduction pipe between the exhaust opening of surgery cannula pin.
- 4. endoscope-assistant surgery smog flow guiding filter according to claim 3, it is characterised in that：The length of the conduction pipe Degree is more than or equal to 10mm and is less than or equal to 50mm.
- 5. endoscope-assistant surgery smog flow guiding filter according to claim 4, it is characterised in that：The conduction pipe it is interior Footpath is more than or equal to 2mm and is less than or equal to 7mm.
- 6. the endoscope-assistant surgery smog flow guiding filter according to claim any one of 1-5, it is characterised in that：The filtering Device includes three layer filtration piece, is followed successively by：First filter：Set close to the smog directed fluid inlet, and for adsorbing peculiar smell and coarse filtration；Second filter：For particulate and aerosol filtration；3rd filter：Set close to the smog diversion outlet, and for adsorbing remaining peculiar smell；Second filter is between first filter and the 3rd filter.
- 7. endoscope-assistant surgery smog flow guiding filter according to claim 6, it is characterised in that：First filter is adopted It is made of active carbon cloth or activated carbon cloth.
- 8. endoscope-assistant surgery smog flow guiding filter according to claim 6, it is characterised in that：Second filter is adopted It is made of glass fibre or silicate fiber.
- 9. endoscope-assistant surgery smog flow guiding filter according to claim 6, it is characterised in that：3rd filter is adopted It is made of active carbon cloth or activated carbon cloth.
- 10. the endoscope-assistant surgery smog flow guiding filter according to claim any one of 1-5, it is characterised in that：The cigarette Entrance sidewind fin guide frame is provided between mist directed fluid inlet and the filter.
- 11. endoscope-assistant surgery smog flow guiding filter according to claim 10, it is characterised in that：The smog water conservancy diversion goes out Outlet sidewind fin guide frame is provided between mouth and the filter.
- 12. endoscope-assistant surgery smog flow guiding filter according to claim 11, it is characterised in that：The entrance sidewind Fin guide frame uses mutually isostructural air-flow fin guide frame, the air-flow fin with outlet sidewind fin guide frame Piece guide frame includes the uniform air-flow guide fins of annular, and forming air-flow between air-flow guide fins described in adjacent two panels is oriented to Groove.
- 13. endoscope-assistant surgery smog flow guiding filter according to claim 12, it is characterised in that：The air-flow is oriented to fin Piece is radially set relative to the center of the smog directed fluid inlet.
- 14. endoscope-assistant surgery smog flow guiding filter according to claim 1, it is characterised in that：The filter Gas filtration rate is more than or equal to 5L/min.
- 15. endoscope-assistant surgery smog flow guiding filter according to claim 1, it is characterised in that：Described smog water conservancy diversion The axis coaxle of entrance and smog diversion outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710850649.6A CN107519708A (en) | 2017-09-20 | 2017-09-20 | Endoscope-assistant surgery smog flow guiding filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710850649.6A CN107519708A (en) | 2017-09-20 | 2017-09-20 | Endoscope-assistant surgery smog flow guiding filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107519708A true CN107519708A (en) | 2017-12-29 |
Family
ID=60736978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710850649.6A Pending CN107519708A (en) | 2017-09-20 | 2017-09-20 | Endoscope-assistant surgery smog flow guiding filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107519708A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109602463A (en) * | 2019-01-30 | 2019-04-12 | 常州安克医疗科技有限公司 | A kind of operation device of single-hole multi-channel |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2109855U (en) * | 1991-07-16 | 1992-07-15 | 王琼瑛 | Filter for medical liquid |
| CN202020979U (en) * | 2010-12-30 | 2011-11-02 | 嘉兴维阁医疗器械有限公司 | Medical filter |
| CN203469124U (en) * | 2013-09-12 | 2014-03-12 | 博元医疗技术（青岛）有限公司 | Dripping bucket with liquid stopping function and filtration function and infusion device |
| CN106413599A (en) * | 2014-03-31 | 2017-02-15 | 拉普罗舍奇有限公司 | Variable flow smoke evacuation apparatus |
| CN207385069U (en) * | 2017-09-20 | 2018-05-22 | 浙江海创医疗器械有限公司 | A kind of endoscope-assistant surgery smog flow guiding filter |
-
2017
- 2017-09-20 CN CN201710850649.6A patent/CN107519708A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2109855U (en) * | 1991-07-16 | 1992-07-15 | 王琼瑛 | Filter for medical liquid |
| CN202020979U (en) * | 2010-12-30 | 2011-11-02 | 嘉兴维阁医疗器械有限公司 | Medical filter |
| CN203469124U (en) * | 2013-09-12 | 2014-03-12 | 博元医疗技术（青岛）有限公司 | Dripping bucket with liquid stopping function and filtration function and infusion device |
| CN106413599A (en) * | 2014-03-31 | 2017-02-15 | 拉普罗舍奇有限公司 | Variable flow smoke evacuation apparatus |
| CN207385069U (en) * | 2017-09-20 | 2018-05-22 | 浙江海创医疗器械有限公司 | A kind of endoscope-assistant surgery smog flow guiding filter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109602463A (en) * | 2019-01-30 | 2019-04-12 | 常州安克医疗科技有限公司 | A kind of operation device of single-hole multi-channel |
| CN109602463B (en) * | 2019-01-30 | 2024-02-09 | 常州安克医疗科技有限公司 | Single-hole multichannel operation device |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171229 |