CN113520569A - Cavity smoke eliminating device for abdominal operation - Google Patents
Cavity smoke eliminating device for abdominal operation Download PDFInfo
- Publication number
- CN113520569A CN113520569A CN202110715139.4A CN202110715139A CN113520569A CN 113520569 A CN113520569 A CN 113520569A CN 202110715139 A CN202110715139 A CN 202110715139A CN 113520569 A CN113520569 A CN 113520569A
- Authority
- CN
- China
- Prior art keywords
- smoke
- wall
- filter
- hole
- fixed shell
- 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
- 239000000779 smoke Substances 0.000 title claims abstract description 82
- 230000003187 abdominal effect Effects 0.000 title abstract description 5
- 238000001914 filtration Methods 0.000 claims abstract description 24
- 210000000683 abdominal cavity Anatomy 0.000 claims description 12
- 230000008030 elimination Effects 0.000 claims description 9
- 238000003379 elimination reaction Methods 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 8
- 238000001356 surgical procedure Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 12
- 230000002093 peripheral effect Effects 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 28
- 238000000034 method Methods 0.000 description 11
- 108010003320 Carboxyhemoglobin Proteins 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 206010019233 Headaches Diseases 0.000 description 1
- 208000031649 Postoperative Nausea and Vomiting Diseases 0.000 description 1
- 206010066963 Procedural vomiting Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000004964 aerogel Substances 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 231100000869 headache Toxicity 0.000 description 1
- 230000002439 hemostatic effect Effects 0.000 description 1
- 238000002357 laparoscopic surgery Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2218/00—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2218/001—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body having means for irrigation and/or aspiration of substances to and/or from the surgical site
- A61B2218/007—Aspiration
- A61B2218/008—Aspiration for smoke evacuation
Abstract
The invention belongs to the technical field of medical equipment, and particularly relates to a smoke eliminating device for a cavity in an abdominal operation, which comprises a suction mechanism and a smoke filtering mechanism, wherein the smoke filtering mechanism comprises a fixed shell, the inner wall of the fixed shell is connected with a filter cartridge through threads, the inner wall of the bottom of the filter cartridge is provided with a filter tube, the peripheral outer walls of the filter tube are provided with filter ports, the inner wall of each filter port is provided with a filter element, the outer wall of one side of the fixed shell is provided with a first through hole, the inner wall of the first through hole is inserted with an air inlet, one end of the air inlet is sleeved with a smoke guide tube, one end of the smoke guide tube, which is far away from the air inlet, is communicated with the filter tube, the outer wall of the other side of the fixed shell is provided with a second through hole, and the inner wall of the second through hole is inserted with an air outlet. The invention can effectively eliminate harmful smoke, has good smoke filtering effect, can ensure clean air environment of an operating room, and can be adapted to various operating environments.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a smoke eliminating device for an abdominal cavity operation cavity.
Background
At present, hemostatic devices such as electric knives and ultrasonic knives commonly used in laparoscopic surgeries of hospitals can generate smoke, aerogel mist and various harmful gases in the surgical process. The untimely absorption of the smoke can cause the atomization of a mirror surface, influence the clear visual field and obstruct the smooth operation, the smoke can be absorbed by the tissues of a patient to cause the increase of the content of carboxyhemoglobin (COHb), cause the postoperative vomiting and headache of the patient, and if the smoke is directly discharged into the air, the air pollution of an operating room can be easily caused, and the health of operating personnel can be damaged.
The existing common smoke exhaust methods in clinic are open smoke exhaust through an operation sleeve of a puncture outfit and a side hole, or closed smoke exhaust methods using an aspirator, which cannot solve the problems that the continuity of operation is interrupted due to smoke suction and the treatment of the collected smoke is interrupted.
Disclosure of Invention
Based on the existing common smoke exhaust methods in clinic, the method is to exhaust smoke in an open mode through an operation sleeve sheath side hole of a puncture outfit or exhaust smoke in a closed mode through an aspirator, and the methods cannot solve the problems that the continuity of operation is interrupted due to smoke suction and the smoke is collected and then is treated.
The invention provides a smoke eliminating device for a cavity of an abdominal operation, which comprises a suction mechanism and a smoke filtering mechanism, wherein the smoke filtering mechanism comprises a fixed shell, the inner wall of the fixed shell is connected with a filter cartridge through threads, the inner wall of the bottom of the filter cartridge is provided with a filter tube, the peripheral outer walls of the filter tube are provided with filter ports, the inner wall of each filter port is provided with a filter core, the outer wall of one side of the fixed shell is provided with a first through hole, the inner wall of the first through hole is spliced with an air inlet, one end of the air inlet is sleeved with a smoke guide tube, one end of the smoke guide tube, far away from the air inlet, is communicated with the filter tube, the outer wall of the other side of the fixed shell is provided with a second through hole, the inner wall of the second through hole is spliced with an air outlet, one end of the air outlet, far away from the second through hole, is sleeved with a connecting tube, one end of the connecting tube, far away from the air outlet, is communicated with the suction mechanism, and a third through hole is formed in one end, far away from the connecting pipe, of the suction mechanism, and an exhaust port is formed in the inner wall of the third through hole.
By adopting the technical scheme: in the operation, before using the electrotome, open the puncture ware and be linked together with the air inlet, the smog that forces the operation in-process to produce after the circular telegram of suction mechanism passes through the pipeline and gets into the air inlet, reach smog filtering mechanism, be equipped with the filter core of high accuracy in the smog filtering mechanism, the gas that has smog filters the smog molecule of big granule through the filter core, pure gas passes through the gas outlet, in the gas vent arrival air through suction mechanism, can effectively eliminate harmful smog, smog filter effect is good, can guarantee that the air circumstance of operating room is clean, multiple operation environment of adaptable, satisfy people's user demand.
The invention is further provided that the outer wall of the filter cylinder is provided with a plurality of anti-slip grooves which are distributed in an annular shape at equal intervals.
By adopting the technical scheme: the antiskid groove can play good antiskid effect, avoids people to appear the phenomenon emergence of skidding when rotating the cartridge filter.
The invention is further arranged in that the suction mechanism comprises a shell, the inner wall of the shell is provided with a direct current motor, and an output shaft of the direct current motor is connected with a supercharging impeller through a coupler.
By adopting the technical scheme: the work of the direct current motor can drive the supercharging impeller to rotate at a high speed to generate wind pressure, so that smoke generated in the operation process is forced to enter the air inlet through the pipeline, and the smoke filtering efficiency is improved.
The filter element is further provided with a sawtooth structure in cross section.
By adopting the technical scheme: the filter element with the sawtooth structure cross section can increase the effective contact area of smoke and the filter element, and further improves the smoke filtering efficiency.
The invention is further provided that the inner wall of the bottom of the filter pipe is provided with a flow guide block, and the section of the flow guide block is in an isosceles triangle structure.
By adopting the technical scheme: the inclined plane of the flow guide block with the cross section in the isosceles triangle structure can play a good flow guide role, and the condition that smoke is deposited at the bottom end of the filter pipe is avoided.
The smoke guide pipe is further provided with a gas distribution pipe in a sleeved mode at one end, far away from the gas inlet, of the smoke guide pipe, and a plurality of gas outlet holes distributed at equal intervals are formed in the outer surface of the gas distribution pipe.
By adopting the technical scheme: smog can evenly distribute to the inside of filter tube through the venthole on the gas-distributing pipe, avoids smog to concentrate and piles up the condition emergence that causes the filter effect difference.
The filter element is further provided with the air outlet hole, the section of the air outlet hole is in an isosceles trapezoid structure, and the smaller side of the opening of the air outlet hole faces the filter element.
By adopting the technical scheme: the air outlet with the cross section in the isosceles trapezoid structure can improve the efficiency of smoke entering the filter pipe from the gas distribution pipe.
The invention is further provided that a sealing ring is arranged at the joint of the filter cylinder and the fixed shell, and the sealing ring is sleeved on the outer wall of the filter cylinder.
By adopting the technical scheme: the sealing washer can play good sealed effect, avoids smog to take place from the condition of revealing in the clearance that cartridge filter and set casing are connected.
The beneficial effects of the invention are as follows:
1. according to the invention, the suction mechanism and the smoke filtering mechanism are arranged, the puncture outfit is opened to be communicated with the air inlet before the electrotome is used in the operation, the suction mechanism is electrified to force smoke generated in the operation process to enter the air inlet through the pipeline and reach the smoke filtering mechanism, the smoke filtering mechanism is internally provided with the high-precision filter element, gas with the smoke filters large-particle smoke molecules through the filter element, and pure gas passes through the air outlet and reaches the air through the exhaust port of the suction mechanism, so that harmful smoke can be effectively eliminated, the smoke filtering effect is good, the air environment of an operation room can be ensured to be clean, the puncture outfit can be adapted to various operation environments, and the use requirements of people can be met;
2. the anti-skidding filter cartridge is provided with the flow guide blocks and the anti-skidding grooves, and the anti-skidding grooves can achieve a good anti-skidding effect, so that the phenomenon of skidding when people rotate the filter cartridge is avoided; the inclined plane of the flow guide block with the cross section in the isosceles triangle structure can play a good flow guide role, and the condition that smoke is deposited at the bottom end of the filter pipe is avoided;
3. according to the filter tube, the gas distributing tube and the gas outlet holes are arranged, smoke can be uniformly distributed to the interior of the filter tube through the gas outlet holes in the gas distributing tube, the situation that the filter effect is poor due to the fact that the smoke is concentrated and accumulated is avoided, and the efficiency of the smoke entering the filter tube from the gas distributing tube can be improved through the gas outlet holes with the isosceles trapezoid-shaped cross sections.
Drawings
Fig. 1 is a schematic perspective view of a smoke elimination device for a cavity in an abdominal cavity surgery according to the present invention;
FIG. 2 is a schematic structural view of a smoke filtering mechanism of the smoke elimination device for the abdominal cavity in the abdominal operation according to the present invention;
FIG. 3 is a schematic view of the structure of the air inlet of the smoke elimination device for the abdominal cavity operation cavity provided by the present invention;
FIG. 4 is a schematic view of a pressurizing impeller structure of the smoke eliminating device for abdominal cavity surgery according to the present invention;
fig. 5 is an enlarged schematic structural view of a part a of the smoke elimination device for the abdominal cavity operation.
In the figure: 1. an exhaust port; 2. a suction mechanism; 3. a connecting pipe; 4. an air outlet; 5. a smoke filtering mechanism; 6. an air inlet; 7. a stationary case; 8. a filter cartridge; 9. a booster impeller; 10. a direct current motor; 11. an anti-slip groove; 12. a smoke guide pipe; 13. a flow guide block; 14. a filter tube; 15. a filter element; 16. an air outlet; 17. a gas distributing pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, a smoke eliminator for abdominal cavity, comprising a pumping mechanism 2 and a smoke filtering mechanism 5, wherein the smoke filtering mechanism 5 comprises a fixed casing 7, the inner wall of the fixed casing 7 is connected with a filter cartridge 8 through a screw thread, the inner wall of the bottom of the filter cartridge 8 is provided with a filter tube 14, the peripheral outer walls of the filter tube 14 are all provided with filter ports, the inner wall of the filter ports is provided with a filter element 15, the outer wall of one side of the fixed casing 7 is provided with a first through hole, the inner wall of the first through hole is inserted with an air inlet 6, one end of the air inlet 6 is sleeved with a smoke guiding tube 12, one end of the smoke guiding tube 12 far away from the air inlet 6 is communicated with the filter tube 14, the outer wall of the other side of the fixed casing 7 is provided with a second through hole, the inner wall of the second through hole is inserted with an air outlet 4, one end of the air outlet 4 is sleeved with a connecting tube 3, one end of the connecting tube 3 far away from the air outlet 4 is communicated with the pumping mechanism 2, a third through hole is formed in one end, far away from the connecting pipe 3, of the suction mechanism 2, and an exhaust port 1 is formed in the inner wall of the third through hole.
Specifically, the outer wall of the filter cartridge 8 is provided with a plurality of anti-slip grooves 11 distributed in an annular shape at equal intervals, and the anti-slip grooves 11 can play a good anti-slip effect, so that the phenomenon that people slip when rotating the filter cartridge 8 is avoided.
Specifically, suction mechanism 2 includes the casing, and the inner wall of casing is provided with direct current motor 10, and direct current motor 10's output shaft has booster impeller 9 through the coupling joint, and direct current motor 10 work can drive the high-speed rotation of booster impeller 9 and produce the wind pressure, forces the smog that produces in the operation process to pass through pipeline entering air inlet 6, has improved the filtration efficiency of smog.
Specifically, the cross-section of the filter element 15 is of a sawtooth structure, and the filter element 15 with the cross-section of the sawtooth structure can increase the effective contact area between smoke and the filter element 15, so that the smoke filtering efficiency is improved.
Specifically, the inner wall of the bottom of the filter pipe 14 is provided with the flow guide block 13, the cross section of the flow guide block 13 is in an isosceles triangle structure, and the inclined plane of the flow guide block 13 with the isosceles triangle structure in the cross section can play a good flow guide role, so that the condition that smoke is deposited at the bottom end of the filter pipe 14 is avoided.
Specifically, the gas distributing pipe 17 is sleeved at one end, away from the gas inlet 6, of the smoke guide pipe 12, the gas outlet holes 16 distributed at equal intervals are formed in the outer surface of the gas distributing pipe 17, smoke can be uniformly distributed to the inside of the filter pipe 14 through the gas outlet holes 16 in the gas distributing pipe 17, and the situation that smoke is concentrated and accumulated to cause poor filtering effect is avoided.
Specifically, the cross-section of the air outlet 16 is of an isosceles trapezoid structure, the smaller opening side of the air outlet 16 faces the filter element 15, and the efficiency of smoke entering the filter pipe 14 from the air distribution pipe 17 can be improved by the air outlet 16 of which the cross-section is of the isosceles trapezoid structure.
Specifically, the junction of cartridge filter 8 and set casing 7 is provided with the sealing washer, and the sealing washer cover is on the outer wall of cartridge filter 8, and the sealing washer can play good sealed effect, avoids smog to take place from the condition of revealing in the clearance that cartridge filter 8 and set casing 7 are connected.
The working principle of the invention is as follows: in the operation, before using the electrotome, open the puncture ware and be linked together with air inlet 6, the smog that forces the operation in-process to produce after 2 circular telegrams of suction mechanism passes through pipeline entering air inlet 6, reach smog filtering mechanism 5, be equipped with high accuracy filter core 15 in the smog filtering mechanism 5, the gas that has smog filters the smog molecule of large granule through filter core 15, pure gas passes through gas outlet 4, in exhaust port 1 through suction mechanism 2 reachs the air, can effectively eliminate harmful smog, smog filter effect is good, can guarantee that the air circumstance of operating room is clean, multiple operation environment of adaptable, satisfy people's user demand.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The smoke eliminating device for the abdominal cavity is characterized by comprising a suction mechanism (2) and a smoke filtering mechanism (5), wherein the smoke filtering mechanism (5) comprises a fixed shell (7), the inner wall of the fixed shell (7) is connected with a filter cartridge (8) through threads, the inner wall of the bottom of the filter cartridge (8) is provided with a filter pipe (14), the outer walls of the periphery of the filter pipe (14) are provided with filter openings, the inner wall of each filter opening is provided with a filter element (15), the outer wall of one side of the fixed shell (7) is provided with a first through hole, the inner wall of the first through hole is spliced with an air inlet (6), one end of the air inlet (6) is sleeved with a smoke guide pipe (12), one end, far away from the air inlet (6), of the smoke guide pipe (12) is communicated with the filter pipe (14), the outer wall of the other side of the fixed shell (7) is provided with a second through hole, the inner wall of second through-hole is pegged graft and is had gas outlet (4), connecting pipe (3) have been cup jointed to the one end that second through-hole was kept away from in gas outlet (4), the one end that gas outlet (4) were kept away from in connecting pipe (3) is linked together with suction mechanism (2), suction mechanism (2) keep away from the one end of connecting pipe (3) and seted up the third through-hole, the inner wall of third through-hole is provided with gas vent (1).
2. A smoke elimination device for abdominal cavity surgery according to claim 1, wherein the outer wall of the filter cartridge (8) is provided with a plurality of anti-slip grooves (11) distributed annularly at equal intervals.
3. A smoke abatement device according to claim 1, wherein said suction mechanism (2) comprises a housing, and the inner wall of the housing is provided with a dc motor (10), and the output shaft of said dc motor (10) is connected with a booster impeller (9) by a coupling.
4. A smoke elimination device according to claim 1, characterized in that said filter element (15) has a saw-tooth type structure in cross section.
5. The smoke elimination device for the abdominal cavity in the surgical operation according to claim 1, wherein the inner wall of the bottom of the filter tube (14) is provided with a flow guide block (13), and the section of the flow guide block (13) is in an isosceles triangle structure.
6. The smoke eliminator of abdominal cavity operation according to claim 1, wherein the end of the smoke guiding tube (12) far away from the air inlet (6) is sleeved with a gas distribution tube (17), and the outer surface of the gas distribution tube (17) is provided with a plurality of air outlets (16) distributed at equal intervals.
7. A smoke elimination device according to claim 6, wherein the section of said air outlet (16) is isosceles trapezoid, and the side of said air outlet (16) with smaller opening faces the filter element (15).
8. A smoke elimination device for abdominal cavity operation according to claim 1, wherein the joint of the filter cartridge (8) and the fixed shell (7) is provided with a sealing ring, and the sealing ring is sleeved on the outer wall of the filter cartridge (8).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110715139.4A CN113520569A (en) | 2021-06-26 | 2021-06-26 | Cavity smoke eliminating device for abdominal operation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110715139.4A CN113520569A (en) | 2021-06-26 | 2021-06-26 | Cavity smoke eliminating device for abdominal operation |
Publications (1)
Publication Number | Publication Date |
---|---|
CN113520569A true CN113520569A (en) | 2021-10-22 |
Family
ID=78096950
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110715139.4A Pending CN113520569A (en) | 2021-06-26 | 2021-06-26 | Cavity smoke eliminating device for abdominal operation |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN113520569A (en) |
Citations (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4906261A (en) * | 1989-03-10 | 1990-03-06 | Mohajer Reza S | Smoke evacuation system |
US5336169A (en) * | 1993-03-02 | 1994-08-09 | Divilio Robert J | Attachment for removal of smoke in laparoscopic surgery |
US5531802A (en) * | 1993-05-29 | 1996-07-02 | Dragerwerk Aktiengesellschaft | Suction device with a filter insert in the suction line |
US20090221963A1 (en) * | 2008-03-03 | 2009-09-03 | Hemostasis, Llc | System and Method to Vent Gas from a Body Cavity |
CN104500230A (en) * | 2014-11-26 | 2015-04-08 | 成都博世德能源科技股份有限公司 | High efficiency and energy saving blowback device used for gas turbine air inlet system |
CN204684856U (en) * | 2015-05-15 | 2015-10-07 | 成都易态科技有限公司 | Filter |
CN206688410U (en) * | 2016-05-10 | 2017-12-01 | 安徽优尼科医疗科技有限公司 | A kind of laparoscope operation pneumatic filter |
FR3066932A1 (en) * | 2017-05-31 | 2018-12-07 | Apar | SURGICAL SMOKE EXTRACTION DEVICE IN OPERATIVE BLOCK |
CN109700544A (en) * | 2017-10-25 | 2019-05-03 | 徐双苗 | A kind of laparoscopic surgery smog sterilizing and purifying device |
CN209483513U (en) * | 2018-12-29 | 2019-10-11 | 扬州兴福果机电科技有限公司 | A kind of multi-cylinder diesel engine air inlet pipe with silencer |
CN110743262A (en) * | 2019-10-29 | 2020-02-04 | 珠海市司迈科技有限公司 | Integrated intra-cavity gas circulation treatment device for laparoscopic surgery |
CN210409855U (en) * | 2019-05-27 | 2020-04-28 | 云南省第一人民医院 | Smoke suction and filtration device for endoscopic surgery |
CN212118306U (en) * | 2018-04-08 | 2020-12-11 | 安徽优尼科医疗科技有限公司 | Active suction type operation gas filtering device |
CN112539600A (en) * | 2020-12-24 | 2021-03-23 | 徐建望 | Beef processing fluidization quick-freezing equipment |
CN213497710U (en) * | 2020-09-09 | 2021-06-22 | 合肥悦丰机械科技有限公司 | Numerical control machining aluminum skimming cutting device |
-
2021
- 2021-06-26 CN CN202110715139.4A patent/CN113520569A/en active Pending
Patent Citations (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4906261A (en) * | 1989-03-10 | 1990-03-06 | Mohajer Reza S | Smoke evacuation system |
US5336169A (en) * | 1993-03-02 | 1994-08-09 | Divilio Robert J | Attachment for removal of smoke in laparoscopic surgery |
US5531802A (en) * | 1993-05-29 | 1996-07-02 | Dragerwerk Aktiengesellschaft | Suction device with a filter insert in the suction line |
US20090221963A1 (en) * | 2008-03-03 | 2009-09-03 | Hemostasis, Llc | System and Method to Vent Gas from a Body Cavity |
CN104500230A (en) * | 2014-11-26 | 2015-04-08 | 成都博世德能源科技股份有限公司 | High efficiency and energy saving blowback device used for gas turbine air inlet system |
CN204684856U (en) * | 2015-05-15 | 2015-10-07 | 成都易态科技有限公司 | Filter |
CN206688410U (en) * | 2016-05-10 | 2017-12-01 | 安徽优尼科医疗科技有限公司 | A kind of laparoscope operation pneumatic filter |
FR3066932A1 (en) * | 2017-05-31 | 2018-12-07 | Apar | SURGICAL SMOKE EXTRACTION DEVICE IN OPERATIVE BLOCK |
CN109700544A (en) * | 2017-10-25 | 2019-05-03 | 徐双苗 | A kind of laparoscopic surgery smog sterilizing and purifying device |
CN212118306U (en) * | 2018-04-08 | 2020-12-11 | 安徽优尼科医疗科技有限公司 | Active suction type operation gas filtering device |
CN209483513U (en) * | 2018-12-29 | 2019-10-11 | 扬州兴福果机电科技有限公司 | A kind of multi-cylinder diesel engine air inlet pipe with silencer |
CN210409855U (en) * | 2019-05-27 | 2020-04-28 | 云南省第一人民医院 | Smoke suction and filtration device for endoscopic surgery |
CN110743262A (en) * | 2019-10-29 | 2020-02-04 | 珠海市司迈科技有限公司 | Integrated intra-cavity gas circulation treatment device for laparoscopic surgery |
CN213497710U (en) * | 2020-09-09 | 2021-06-22 | 合肥悦丰机械科技有限公司 | Numerical control machining aluminum skimming cutting device |
CN112539600A (en) * | 2020-12-24 | 2021-03-23 | 徐建望 | Beef processing fluidization quick-freezing equipment |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4792363A (en) | Vent cleaning system | |
US6368309B1 (en) | Smoke evacuation apparatus | |
CN110743262B (en) | Integrated intra-cavity gas circulation treatment device for laparoscopic surgery | |
CN105012011A (en) | Smog filtering system | |
CN113520569A (en) | Cavity smoke eliminating device for abdominal operation | |
CN105012008A (en) | Smog removal device for laparoscopic surgery | |
CN204562392U (en) | Chamber mirror exhaust emission device | |
CN111658085A (en) | Smoke exhaust device and puncture outfit | |
CN210409855U (en) | Smoke suction and filtration device for endoscopic surgery | |
CN110353801A (en) | A kind of Multifunctional electrotome and its fume removal system suitable for performing the operation | |
CN205886451U (en) | Peritoneoscope is with operation waste gas filter | |
CN212118306U (en) | Active suction type operation gas filtering device | |
CN108905437B (en) | Flue gas filtering device for laparoscopic surgery | |
CN203736689U (en) | Negative pressure wound treatment equipment | |
CN212942187U (en) | Smoke exhausting and smoking filtering device for laparoscope | |
CN213372441U (en) | Filter for electric knife smoke | |
CN207385069U (en) | A kind of endoscope-assistant surgery smog flow guiding filter | |
CN214966552U (en) | A type suction device of discharging fume for laparoscopic surgery | |
CN112393295A (en) | Oil smoke suction and exhaust mechanism with shared driving source | |
CN211512029U (en) | Smoke removing device with separable pump | |
CN109419559A (en) | Active smog attraction filter in a kind of laparoscopy | |
CN208757134U (en) | One kind being used for abdominal cavity constant pressure filtration device | |
CN219070728U (en) | Dental negative pressure suction equipment | |
CN207306931U (en) | A kind of simple first aid hemodialyzer of Nephrology dept. | |
CN212490089U (en) | Smoke exhaust device and puncture outfit |
Legal Events
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 | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20211022 |