CN106822950B - Disinfection method and disinfection device for medical central negative pressure suction system - Google Patents
Disinfection method and disinfection device for medical central negative pressure suction system Download PDFInfo
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- CN106822950B CN106822950B CN201611240726.8A CN201611240726A CN106822950B CN 106822950 B CN106822950 B CN 106822950B CN 201611240726 A CN201611240726 A CN 201611240726A CN 106822950 B CN106822950 B CN 106822950B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
- A61L2/20—Gaseous substances, e.g. vapours
- A61L2/202—Ozone
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/20—Targets to be treated
- A61L2202/24—Medical instruments, e.g. endoscopes, catheters, sharps
Abstract
The invention discloses a disinfection method for a medical central negative pressure suction system, which is characterized in that an oxygen supply terminal and a negative pressure suction terminal which are arranged in each ward are connected with a disinfection machine capable of generating disinfection media to disinfect the medical central negative pressure suction system in sections. The invention firstly proposes to utilize ward sectional disinfection to disinfect the medical central negative pressure suction system, and patients in other wards can not be influenced to inhale oxygen and sputum in the disinfection process. The invention also discloses a disinfection device for the medical central negative pressure suction system by using the method.
Description
Technical Field
The invention relates to the technical field of disinfection in the field of second-class medical instruments, in particular to a disinfection method and a disinfection device for a medical center negative pressure suction system.
Background
The oxygen supply system and the negative pressure suction system (referred to as suction system) are two types of medical apparatus and instruments, and are also indispensable medical treatment systems. The suction system (including pipeline, gas storage tank and pipeline exhaust port) is mainly used for sucking sputum and purulence, blood and ascites in operation for patient, and the produced polluted gas is directly discharged into atmosphere environment through pipeline exhaust port, so that the local air environment is seriously polluted, and is one of the sources of hospital infection. The disinfection of the part is a blank link of the current hospital infection management disinfection, and the part cannot be effectively treated. Most hospital infection management personnel are medical clinical personnel, the attraction system is managed by equipment departments, and the combination of different departments causes a disinfection blind area of a professional and management combination part. Meanwhile, due to the special structure of the suction system, the research on the disinfection of the suction system is restricted, and the general technical condition of the suction system cannot be achieved so far, namely the number of bacteria in each cubic meter of air discharged by the air outlet is not more than 500.
Therefore, a new sterilization method and system are needed to sterilize the vacuum aspiration system of the medical center to solve the problem of exhaust port contamination.
Disclosure of Invention
The invention aims to provide a disinfection method for a medical center negative pressure suction system.
The second purpose of the invention is to provide a disinfection device for a medical center negative pressure suction system.
To achieve the first object, the present invention employs the following:
a method for disinfecting the negative-pressure suction system of medical center features that the oxygen supply terminal and negative-pressure suction terminal are connected to the disinfecting machine for generating disinfecting medium.
The invention firstly proposes to utilize ward sectional disinfection to disinfect the medical central negative pressure suction system, and patients in other wards can not be influenced to inhale oxygen and sputum in the disinfection process.
Further, in each ward, the oxygen supply terminal comprises an oxygen supply control valve and two oxygen supply terminal connectors connected with the oxygen supply control valve, and the negative pressure suction terminal comprises a negative pressure suction control valve and a negative pressure suction terminal connector connected with the negative pressure suction control valve.
Further, the sterilizing machine uses a float type oxygen inhalator to be connected with the joints of the oxygen supply terminal and the negative pressure suction terminal through connecting pipes to form a sterilizing medium passage.
Further, the sterilizing machine utilizes a negative pressure suction device to be connected with the joints of the oxygen supply terminal and the negative pressure suction terminal through connecting pipes to form a sterilizing medium passage.
To achieve the second object, the present invention employs the following:
a disinfection device for a medical central negative pressure suction system is connected with an oxygen supply terminal and a negative pressure suction terminal of each ward for disinfection; in each ward, the oxygen supply terminal comprises an oxygen supply control valve, a first connector and a second connector which are connected with the oxygen supply control valve, and the negative pressure suction terminal comprises a negative pressure suction control valve and a third connector which is connected with the negative pressure suction control valve; the sterilizing device comprises a sterilizing machine, a first hose, a second hose and a float type oxygen inhaler; one end of the first hose is connected with the sterilizing machine, the other end of the first hose is inserted into the output end of the float-type oxygen inhalator, and the input end of the float-type oxygen inhalator is connected with the first joint; and two ends of the second hose are respectively connected with the second joint and the third joint.
Furthermore, the first joint, the second joint and the third joint are all quick plug-in self-sealing sockets, and a fourth quick plug-in self-sealing socket is arranged on the sterilizing machine; one end of the first hose is provided with a quick plug-in self-sealing plug which can be inserted into a fourth quick plug-in self-sealing socket; and quick plug-in self-sealing plugs are respectively arranged at two ends of the second hose and can be respectively inserted into the second joint and the third joint.
Further, the sterilizer is a PEM ozone air sterilizer.
Furthermore, the first hose and the second hose are made of polyurethane or medical polyvinyl chloride.
A disinfection device for a medical central negative pressure suction system is connected with an oxygen supply terminal and a negative pressure suction terminal of each ward for disinfection; in each ward, the oxygen supply terminal comprises an oxygen supply control valve, a first connector and a second connector which are connected with the oxygen supply control valve, and the negative pressure suction terminal comprises a negative pressure suction control valve and a third connector which is connected with the negative pressure suction control valve; the sterilizing device comprises a sterilizing machine, a third hose, a fourth hose and a negative pressure suction apparatus; one end of the third hose is connected with the first joint, and the other end of the third hose is connected with the sterilizing machine; one end of the fourth hose is connected with the second joint, the other end of the fourth hose is inserted into the input end of the negative pressure suction apparatus, and the output end of the negative pressure suction apparatus is connected with the third joint.
Furthermore, the first joint, the second joint and the third joint are all quick plug-in self-sealing sockets, and a fourth quick plug-in self-sealing socket is arranged on the sterilizing machine; two ends of the third hose are respectively provided with a quick plug-in self-sealing plug which can be respectively inserted into the first joint and the fourth quick plug-in self-sealing socket; and one end of the fourth hose is provided with a quick plug-in self-sealing plug which can be inserted into the second joint.
Further, the sterilizer is a PEM ozone air sterilizer.
Furthermore, the third hose and the fourth hose are made of polyurethane or medical polyvinyl chloride.
Herein, the "quick plug-in self-sealing socket" is a plug-in self-sealing socket; the quick plug-in self-sealing plug, namely the plug-in self-sealing plug, can be realized by referring to the published content in the prior art.
The invention has the following advantages:
1. the invention relates to a medical central negative pressure suction pipeline system, which is characterized in that two hoses are designed, a buoy type oxygen inhaler or a negative pressure suction device is utilized to connect a sterilizer with an oxygen supply terminal and a negative pressure suction terminal, so that a sterilization medium can be synchronously, dynamically and movably sterilized, the buoy type oxygen inhaler, the negative pressure suction device and the medical central negative pressure suction pipeline system are all sterilized, and nosocomial infection caused by the sterilization can be effectively prevented.
2. The disinfection method of the invention is to respectively carry out sectional disinfection in each ward, and does not influence the oxygen inhalation and sputum aspiration treatment of patients in other wards in the disinfection process.
3. The sterilization method of the invention has no dead angle for sterilization, no secondary pollution, no nitrogen oxide generation, no electromagnetic interference generation and no interference to data results of other medical instruments.
4. The disinfection device has a simple structure, and the quick plug-in self-sealing socket and the plug are effectively connected, so that the disinfection operation is very convenient, and the disinfection device has a good popularization and application prospect.
Drawings
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Fig. 1 is a system schematic of the disinfection device of example 1 in use.
Fig. 2 is a system schematic of the disinfection device of example 2 in use.
Detailed Description
In order to more clearly illustrate the invention, the invention is further described below in connection with preferred embodiments. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and is not to be taken as limiting the scope of the invention.
Example 1
The composition of the medical center negative pressure suction system and the oxygen supply system will now be described with reference to fig. 1.
The negative pressure suction system comprises a central negative pressure suction station 200, a negative pressure suction output control valve 40 arranged in a ward 300 and a ward negative pressure suction unit arranged in a ward 100 which are arranged in sequence. In the invention, the ward negative pressure suction unit comprises a negative pressure suction control valve 4 and a third quick plug-in self-sealing socket 5. The central negative pressure suction station 200 includes an air tank 42, a blowoff valve 43, a vacuum gauge 44, an electromagnetic valve 45, a filter 46, a check valve 47, a vacuum pump 48, a motor 49, an oil drain valve 50, and an exhaust port 51. An electromagnetic valve 45 is arranged on a pipeline at one side of the air storage tank 42, and is connected with one end of a filter 46 through a check valve 47, and the other end of the filter 46 is connected with a vacuum pump 48 and a motor 49. One end of the vacuum pump 48 is connected to the motor 49, and the other end is a vacuum pump exhaust end connected to the oil drain valve 50 and the exhaust port 51 through pipes. The input end of the air storage tank 42 is connected with the negative pressure suction control valve 4 through a pipeline by the negative pressure suction output control valve 40, and the terminal of the negative pressure suction control valve 4 is provided with a third quick plug-in self-sealing socket 5. A blow-off valve 43 is provided below the air tank 42. A vacuum meter 44 is arranged on a pipeline at one side of the air storage tank 42 connected with the electromagnetic valve 45.
The oxygen supply system comprises a central oxygen supply station 400, an oxygen supply bus bar 500, a ward secondary decompression unit arranged in a ward 300 and a ward oxygen supply unit arranged in a ward 100 which are arranged in sequence. The central oxygen supply station 400 includes a liquid oxygen storage tank 31 and a vaporizer 32. The oxygen supply bus 500 includes a low-temperature control valve 33, a primary pressure reducer 35, and a secondary pressure reducer 36. The ward secondary decompression unit comprises a ward decompression box decompressor 38, an oxygen supply output control valve 39 and a safety valve 41. In the invention, the ward oxygen supply unit comprises an oxygen supply control valve 1, a first quick plug-in self-sealing socket 2 and a second quick plug-in self-sealing socket 3. The connection pipe between the vaporizer 32 and the first-stage pressure reducer 35 is provided with a low-temperature control valve 33, and the bus bar 500 is provided with an oxygen supply backup group 34 as required. Further, an oxygen supply pressure gauge 37 is provided as required. An oxygen supply output control valve 39 is arranged on the pipeline at the outlet side of the pressure reducer 38 of the ward decompression box. The oxygen supply output control valve 39 is connected with the oxygen supply control valve 1 through a pipeline, and the terminal of the oxygen supply control valve 1 is provided with a first quick plug-in self-sealing socket 2 and a second quick plug-in self-sealing socket 3.
Namely, two quick plug-in self-sealing sockets are arranged at the oxygen supply terminal, namely a first quick plug-in self-sealing socket 2 and a second quick plug-in self-sealing socket 3 which are connected with an oxygen supply control valve 1; the negative pressure suction terminal is provided with a third quick plug-in self-sealing socket 5 which is connected with the negative pressure suction control valve 4.
In embodiment 1, the sterilizing apparatus mainly comprises a sterilizing machine 9, a first hose 12 and a second hose 13. The sterilizer 9 comprises a switch 10 for controlling the sterilizer to be turned on and off, a sterilizing medium storage box 11 for storing sterilizing medium, a display screen 14 for displaying the working state of the sterilizer, and a fourth quick plug-in self-sealing socket 15 arranged on the sterilizing medium storage box 11. The sterilizer 9 is a PEM ozone air sterilizer, and is a PEM proton exchange membrane electrolysis method O2/O3A sterilizer, commercially available. One end of the first hose 12 is provided with a first quick plug-in self-sealing plug which can be inserted into a fourth quick plug-in self-sealing socket 15. Two ends of the second hose 13 are respectively provided with a second quick plug-in self-sealing plug and a third quick plug-in self-sealing plug, which are respectively inserted into the second quick plug-in self-sealing socket 3 and the third quick plug-in self-sealing socket 5. The material of the first tube 12 and the second tube 13 may be Polyurethane (PU) or medical polyvinyl chloride (PVC). The disinfection process needs to use a float type oxygen inhalator, which is a common device in the existing sickrooms, generally comprises an oxygen pressure gauge, a flow meter, a pressure reducer, a safety valve, a humidification bottle and the like, and is provided with a float type oxygen inhalator input end 6, a float type oxygen inhalator output end 7 and a float type oxygen inhalator knob 8.
When in disinfection, the first quick plug-in self-sealing plug of the first hose 12 is inserted into the fourth quick plug-in self-sealing socket 15, the other end of the first hose is inserted into the output end 7 of the floating oxygen inhalator, and the input end 6 of the floating oxygen inhalator is inserted into the first quick plug-in self-sealing socket 2. The second quick plug-in self-sealing plug and the third quick plug-in self-sealing plug at two ends of the second hose 13 are respectively inserted into the second quick plug-in self-sealing socket 3 and the third quick plug-in self-sealing socket 5. After the connection is finished, the oxygen supply control valve 1 is set in a closed state, the negative pressure suction control valve 4 is opened, then the float type oxygen inhaler knob 8 is opened, and the start switch 10 of the sterilizing machine 9 is pressed, so that the negative pressure suction system and the float type oxygen inhaler can be sterilized.
The ozone disinfection medium profile during disinfection is briefly described. Ozone disinfection medium that sterilizer 9 produced gets into disinfection medium storage tank 11, gets into buoy type oxygen inhaler output 7 through first hose 12, gets into first quick plug-in from sealing socket 2 through buoy type oxygen inhaler input 6, and then ozone disinfection medium gets into the negative pressure suction system pipeline through second quick plug-in from sealing socket 3 through second hose 13 rethread third quick plug-in from sealing socket 5, disinfects it.
Example 2
Fig. 2 is a schematic structural view of another embodiment of the disinfecting device of the present invention.
Unlike embodiment 1, in embodiment 2, the sterilizing apparatus mainly includes the sterilizer 9, the third hose 22, and the fourth hose 23. The structure of the sterilizer 9 is the same as that of embodiment 1. A fourth quick plug-in self-sealing plug and a fifth quick plug-in self-sealing plug are respectively arranged at two ends of the third hose 22 and are respectively inserted into the first quick plug-in self-sealing socket 2 and the fourth quick plug-in self-sealing socket 15. One end of the fourth hose 23 is provided with a sixth quick plug-in self-sealing plug which can be plugged into the third quick plug-in self-sealing socket 3. The third and fourth tubes 22 and 23 may be made of Polyurethane (PU) or polyvinyl chloride (PVC) for medical use. The negative pressure suction apparatus is used for sucking and removing the contents in pus and thoracic organs, and generally comprises a liquid storage bottle, a filter and the like, and is provided with a negative pressure suction apparatus bottle 26, a negative pressure suction apparatus knob 27, a negative pressure suction apparatus output end 28 and a negative pressure suction apparatus input end 29.
When disinfection is performed, the fourth quick plug-in self-sealing plug and the fifth quick plug-in self-sealing plug at the two ends of the third hose 22 are respectively inserted into the first quick plug-in self-sealing socket 2 and the fourth quick plug-in self-sealing socket 15. The sixth quick plug-in self-sealing plug of the fourth hose 23 is inserted into the second quick plug-in self-sealing socket 3, the other end of the sixth quick plug-in self-sealing plug is inserted into the input end 29 of the negative pressure suction device, and the output end 28 of the negative pressure suction device is inserted into the third quick plug-in self-sealing socket 5. After the connection is finished, the oxygen supply control valve 1 is set in a closed state, the negative pressure suction control valve 4 is opened, then the negative pressure suction apparatus knob 27 is opened, and the starting switch 10 of the sterilizing machine 9 is pressed, so that the negative pressure suction system and the negative pressure suction apparatus can be sterilized.
The ozone disinfection medium profile during disinfection is briefly described. Ozone disinfection medium generated by the disinfection machine 9 enters the disinfection medium storage box 11, enters the first quick plug-in self-sealing socket 2 through the third hose 22, then enters the second quick plug-in self-sealing socket 3 through a pipeline, enters the negative pressure suction device input end 29 through the fourth hose 23, enters the third quick plug-in self-sealing socket 5 through the negative pressure suction device output end 28, and finally enters a negative pressure suction system pipeline to disinfect the same.
The disinfection method of the invention is to disinfect the ward by sections, can disinfect the float type oxygen inhalator or the negative pressure aspirator, and disinfect the negative pressure suction system at the same time, solves the problem of disinfection of the negative pressure suction system which can not be solved for more than twenty years in the industry, and provides a brand new and clean treatment environment for oxygen inhalation and sputum aspiration without pollution for patients. Tests show that the universal technical conditions of the negative pressure suction system of the medical center are achieved, namely the number of bacteria per cubic meter is not more than 500.
It should be understood that the above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and it will be obvious to those skilled in the art that other variations or modifications may be made on the basis of the above description, and all embodiments may not be exhaustive, and all obvious variations or modifications may be included within the scope of the present invention.
Claims (9)
1. A disinfection method for a medical center negative pressure suction system is characterized by comprising the following steps: in each ward, the oxygen supply terminal comprises an oxygen supply control valve, a first quick plug-in self-sealing socket and a second quick plug-in self-sealing socket which are connected with the oxygen supply control valve, and the negative pressure suction system comprises a negative pressure suction control valve and a third quick plug-in self-sealing socket which is connected with the negative pressure suction control valve;
the method comprises the steps that a sterilizing machine capable of generating a sterilizing medium is connected with the output end of a buoy-type oxygen inhaler through a first hose, the input end of the buoy-type oxygen inhaler is inserted into a first quick plug-in self-sealing socket, a second quick plug-in self-sealing socket and a third quick plug-in self-sealing socket are connected through a second hose, after connection is completed, an oxygen supply control valve is placed in a closed state, a negative pressure suction control valve is opened, a knob of the buoy-type oxygen inhaler is opened, a starting switch of the sterilizing machine is pressed down, a negative pressure suction system and the buoy-type oxygen inhaler can be sterilized, the ozone sterilizing medium generated by the sterilizing machine enters a sterilizing medium storage box, enters the output end of the buoy-type oxygen inhaler through the first hose, enters the first quick plug-in self-sealing socket through the input end of the buoy-type oxygen inhaler, and then enters the negative pressure through the second hose, the third quick plug-in self-sealing socket and the second hose An aspiration system to sterilize it; or
Connecting a sterilizer capable of generating a sterilizing medium with the first quick plug-in self-sealing socket through a third hose, connecting the second quick plug-in self-sealing socket with the input end of a negative pressure aspirator through a fourth hose, inserting the output end of the negative pressure aspirator on the third quick plug-in self-sealing socket, after the connection is finished, placing an oxygen supply control valve in a closed state, opening a negative pressure suction control valve, then opening a knob of the negative pressure aspirator, pressing a starting switch of the sterilizer to sterilize a negative pressure suction system and the negative pressure aspirator, allowing an ozone sterilizing medium generated by the sterilizer to enter a sterilizing medium storage box, enter the first quick plug-in self-sealing socket through the third hose, enter the second quick plug-in self-sealing socket through a pipeline, enter the input end of the negative pressure aspirator through the fourth hose, and enter the third quick plug-in self-sealing socket through the output end of the negative pressure aspirator, finally, the sewage enters a negative pressure suction system pipeline to be disinfected.
2. A disinfection device for a medical central negative pressure suction system is characterized by being applied to the disinfection method for the medical central negative pressure suction system in claim 1; in each ward, the oxygen supply terminal comprises an oxygen supply control valve, a first quick plug-in self-sealing socket and a second quick plug-in self-sealing socket which are connected with the oxygen supply control valve, and the negative pressure suction system comprises a negative pressure suction control valve and a third quick plug-in self-sealing socket which is connected with the negative pressure suction control valve; the disinfection device is connected with the oxygen supply terminal and the negative pressure suction terminal of each ward for disinfection.
3. The disinfection device for the medical center negative pressure suction system as claimed in claim 2, wherein the disinfection device comprises a disinfection machine, a first hose, a second hose and a float type oxygen inhaler; one end of the first hose is connected with the sterilizing machine, the other end of the first hose is inserted into the output end of the buoy type oxygen inhalator, and the input end of the buoy type oxygen inhalator is connected with the first quick plug-in self-sealing socket; and two ends of the second hose are respectively connected with the second quick plug-in self-sealing socket and the third quick plug-in self-sealing socket.
4. The medical center disinfection device for the negative pressure suction system of claim 2, wherein the disinfection device comprises a disinfection machine, a third hose, a fourth hose and a negative pressure suction apparatus; one end of the third hose is connected with the first quick plug-in self-sealing socket, and the other end of the third hose is connected with the sterilizer; one end of the fourth hose is connected with the second quick plug-in self-sealing socket, the other end of the fourth hose is inserted into the input end of the negative pressure suction apparatus, and the output end of the negative pressure suction apparatus is connected with the third quick plug-in self-sealing socket.
5. The disinfection device for the medical center negative pressure suction system as claimed in claim 3, wherein a fourth quick plug-in self-sealing socket is arranged on the disinfection machine; one end of the first hose is provided with a quick plug-in self-sealing plug which can be inserted into a fourth quick plug-in self-sealing socket; and the two ends of the second hose are respectively provided with a quick plug-in self-sealing plug, and the quick plug-in self-sealing socket can be respectively inserted into the second quick plug-in self-sealing socket and the third quick plug-in self-sealing socket.
6. The disinfection device for the medical center negative pressure suction system as claimed in claim 4, wherein a fourth quick plug-in self-sealing socket is arranged on the disinfection machine; the two ends of the third hose are respectively provided with a quick plug-in self-sealing plug, and the quick plug-in self-sealing plug can be respectively inserted into the first quick plug-in self-sealing socket and the fourth quick plug-in self-sealing socket; one end of the fourth hose is provided with a quick plug-in self-sealing plug, and a second quick plug-in self-sealing socket can be inserted.
7. The disinfection device for the medical center negative pressure suction system as claimed in claim 5 or 6, wherein the disinfection machine is a PEM ozone air disinfection machine.
8. The disinfection device for the medical central negative pressure suction system as claimed in claim 5, wherein the first and second flexible tubes are made of polyurethane or medical polyvinyl chloride.
9. The disinfection device for the medical central negative pressure suction system as claimed in claim 6, wherein the third and fourth hoses are made of polyurethane or medical polyvinyl chloride.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611240726.8A CN106822950B (en) | 2016-12-28 | 2016-12-28 | Disinfection method and disinfection device for medical central negative pressure suction system |
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| CN201611240726.8A CN106822950B (en) | 2016-12-28 | 2016-12-28 | Disinfection method and disinfection device for medical central negative pressure suction system |
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| CN106822950B true CN106822950B (en) | 2020-11-24 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7811274B2 (en) * | 2003-05-07 | 2010-10-12 | Portaero, Inc. | Method for treating chronic obstructive pulmonary disease |
| CN202682025U (en) * | 2012-06-08 | 2013-01-23 | 无锡贝尔森影像技术有限公司 | Negative pressure suction device with air disinfection function |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7811274B2 (en) * | 2003-05-07 | 2010-10-12 | Portaero, Inc. | Method for treating chronic obstructive pulmonary disease |
| CN202682025U (en) * | 2012-06-08 | 2013-01-23 | 无锡贝尔森影像技术有限公司 | Negative pressure suction device with air disinfection function |
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Effective date of registration: 20200714 Address after: 130000, Xinmin Avenue, Changchun, Jilin, 1 Applicant after: THE FIRST HOSPITAL OF JILIN University Address before: 130021 No.1 Hospital of Jilin University, 71 Xinmin Street, Jilin, Changchun Applicant before: Chu Zijing |
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