CN111529260A - Local negative pressure safety isolation shield device for medical rescue operation and use method thereof - Google Patents
Local negative pressure safety isolation shield device for medical rescue operation and use method thereof Download PDFInfo
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- CN111529260A CN111529260A CN202010529667.6A CN202010529667A CN111529260A CN 111529260 A CN111529260 A CN 111529260A CN 202010529667 A CN202010529667 A CN 202010529667A CN 111529260 A CN111529260 A CN 111529260A
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- negative pressure
- shield
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G10/00—Treatment rooms or enclosures for medical purposes
- A61G10/02—Treatment rooms or enclosures for medical purposes with artificial climate; with means to maintain a desired pressure, e.g. for germ-free rooms
- A61G10/023—Rooms for the treatment of patients at over- or under-pressure or at a variable pressure
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/05—Splash shields for protection of the surgeon, e.g. splash guards connected to the apparatus
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G10/00—Treatment rooms or enclosures for medical purposes
- A61G10/005—Isolators, i.e. enclosures generally comprising flexible walls for maintaining a germ-free environment
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G13/00—Operating tables; Auxiliary appliances therefor
- A61G13/10—Parts, details or accessories
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/05—Parts, details or accessories of beds
-
- 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
-
- 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
-
- 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
Abstract
A local negative pressure safety isolation shield device for medical rescue operation and a use method thereof belong to the technical field of medical instruments. The invention solves the infection hidden trouble caused by close contact with a room where the medical care personnel are located when the medical care personnel are treating epidemic patients, and can protect the safety of the medical care personnel treating the patients. The negative pressure sterilization device comprises a negative pressure isolation shield, an air exhaust duct, an air pump and a sterilization device, wherein the air exhaust duct is connected with an air outlet of the negative pressure isolation shield, the other end of the air exhaust duct is connected with the air pump, and the air pump is connected with the sterilization device. The respiratory epidemic disease prevention and treatment device is simple in structure and convenient to use, and can provide powerful protection for medical workers in the treatment work of respiratory epidemic disease, ensure the safety of the medical workers and improve the attendance rate of the medical workers.
Description
Technical Field
The invention relates to a local negative pressure safety isolation shield device for medical rescue operation and a using method thereof, belonging to the technical field of medical instruments.
Background
Epidemic disease is infectious disease with strong pathogenicity which is generally transmitted through aerosol with virus, wherein the aerosol refers to mixed air mass with droplet particles mixed in air to cause the droplet particles to settle and become slow, and the aerosol with virus is easy to cause infection after being inhaled by people through mouth and nose. In the case of large-scale epidemic diseases such as SARS, influenza, Xinguan, etc., the aerosol with virus droplets can enhance the virus infection ability, so that the air transmission becomes an important path, and the following hazards can be caused when the epidemic diseases are transmitted in a large scale through the aerosol:
1. medical personnel locate a room with the disease in the process of diagnosis and treatment and closely contact, often contact the poisonous aerosol of higher concentration, will lead to the infection a little carelessly, and medical personnel's infection can reduce medical personnel's rate of attendance, and the medical staff who guards in great epidemic situation subtracts the staff and can make epidemic prevention rescue work snow add frost.
2. When epidemic diseases have strong infection capacity, in order to prevent cross infection, infected patients can only be isolated independently, one patient needs one ward to carry out isolation treatment, and when infected patients are more, the number of the sickrooms is not enough to accommodate the patients, so that many patients can not be hospitalized.
3. In order to prevent toxic aerosol discharged by an isolated patient from diffusing, a special negative pressure isolation ward needs to be used in a patient isolation ward, ward resources are extremely tight in a serious epidemic situation, and a shelter hospital has to be established to relieve the requirement of a treatment process.
4. Medical personnel need accomplish very strict safeguard measure with the sick co-location when curing epidemic disease patient, like protective articles such as protective clothing, gauze mask, eye-protecting cover, shoe cover and gloves, medical personnel's perception degree can be reduced in the use of this type of protective articles, needs medical personnel highly concentrate the spirit and operate, makes working strength improve in long-time work, and mental pressure increases, very easily arouses tiredly excessively, causes very big injury to medical personnel's health.
In view of the above, there is a need for a local negative pressure safety isolation shield device for medical rescue operation to solve the above problems.
Disclosure of Invention
The problems solved by the invention are as follows: 1, reducing the concentration of toxic aerosol in the ward until the concentration of the toxic aerosol reaches 0, and effectively reducing the spreading risk of epidemic diseases in the ward; 2, the protection level of medical rescue personnel is improved when a large-scale epidemic situation outbreak occurs, and the personnel base number of a medical rescue team is maintained to the maximum extent; 3, in emergency, the epidemic disease treatment operation is carried out in a special non-epidemic disease room, so that the treatment time is prolonged. The following presents a simplified summary of the invention in order to provide a basic understanding of some aspects of the invention. It should be understood that this description is not an exhaustive overview of the invention, and is not intended to identify key or critical elements of the invention or to delineate the scope of the invention.
The technical scheme of the invention is as follows:
local negative pressure safety isolation shield device of medical rescue operation, including negative pressure isolation shield, air exhaust duct, air extractor and the device of killing, the air exhaust duct is connected with the gas outlet of negative pressure isolation shield, and the other end in air exhaust duct is connected with the air extractor, and the air extractor is connected with the device of killing.
Further, still include the shield support, the shield is kept apart to the negative pressure is installed on the shield support.
Further, the air extractor is connected with the killing device through a connecting pipe.
Further, the negative pressure isolation shield comprises a pressure-equalizing air chamber and an isolation face shield, the isolation face shield is of a spherical crown shell structure, the pressure-equalizing air chamber is arranged on the outer side of the isolation face shield, the pressure-equalizing air chamber is communicated with the inside of the isolation face shield, and the pressure-equalizing air chamber is connected with the air inlet end of the air extractor through an air exhaust duct.
Furthermore, a plurality of air exhaust holes are formed in the isolation face mask, a relatively narrow space formed by the inner side of the isolation face mask and the head and the chest of the patient is a negative pressure area, a narrow open area is formed between the lower end of the isolation face mask and the chest and the neck of the patient, the upper end of the isolation face mask extends to the upper portion of the top of the head of the patient and is in a shield shape, a wide-angle open area is formed between the upper portion of the top of the head of the patient and the bed surface at the upper end of the isolation face mask, and the air exhaust holes.
Further, the device that kills includes plate filter, kills jar and active carbon adsorption jar, and the entry of plate filter passes through the connecting pipe with the exhaust end of air extractor to be connected, and the export of plate filter passes through the connecting pipe with the entry of the jar that kills and is connected, and the export of the jar that kills and the entry of active carbon adsorption jar pass through the connecting pipe to be connected, the exit end and the interior space UNICOM of active carbon adsorption jar.
Furthermore, the bottom of the air pump and the sterilizing device is provided with a base, and the lower end surface of the base is provided with universal wheels.
Further, the using method comprises the following steps: after connecting each function piece in proper order, the inspection is the correct circular telegram and is tried on the way, and each part sealing condition is examined in the operation: wherein, the air extractor, the connecting pipe, the plate filter, the connecting pipe, the jar disappears, connecting pipe active carbon adsorption jar part can use the soapy water inspection sealed, push away the complete set of device to patient's body after connecting errorlessly, open the air extractor, carefully place negative pressure isolation shield at patient's head, chest binding site, great opening part is towards patient's top of the head direction, adjustment negative pressure isolation shield position, reach and to conveniently carry out the treatment to the patient, also can take out patient's expired gas, fix the air exhaust duct ligature on patient place bedside guardrail, the negative pressure effect can be tested with fine hair line or fold paper, indoor disappear after testing is qualified, can expand various treatment work after disappearing.
The invention has the beneficial effects that:
1. through the direct effect of implementing of local negative pressure safety shield device of medical rescue operation, will make extensive medical personnel obtain powerful protection in the treatment of respiratory epidemic disease, guarantee medical personnel's safety improves medical personnel's the rate of attendance.
2. In emergency, the invention can be used in a common room, thereby improving the capability of coping with difficult situations when an epidemic situation suddenly breaks out, and in extreme cases, a plurality of patients can be accommodated in a ward for treatment, and the ideal state of complete aerosol isolation can be achieved by the medical rescue operation local negative pressure safety protection shield device, so that more infected patients can be treated in time.
3. The invention ensures that the aerosol containing virus in the shield is completely sucked into the sterilizing device by the negative pressure formed in the isolation shield, and the virus cannot pollute the air while the air circulates.
4. The medical staff can work normally without wearing heavy protective equipment, and the body of the medical staff is not injured due to the over fatigue caused by wearing excessive protective equipment.
5. The use of the local negative pressure safety isolation shield device for medical rescue operation can ensure the attendance rate of medical care personnel, so that the treatment rate of patients can be improved, the concentration in epidemic situations can be stabilized, the panic is reduced, and the social stability is maintained.
6. The medical rescue operation local negative pressure safety isolation shield device has enough mobility and portability, the complete set of device has smaller packaging volume and weight, and can be put into simultaneously on a large scale at the onset of an epidemic situation when the epidemic situation is initially developed, so that the development of the epidemic situation is restrained in time, the spread range of the epidemic situation is reduced, and the lives of people in vast non-epidemic areas can be kept safe and comfortable.
7. When the local negative pressure safety isolation shield device for medical rescue operation is provided for personal use, a family epidemic disease isolation nursing environment can be established, and the requirement on the occupational skills of nursing staff is reduced, so that a large number of respiratory epidemic diseases are well isolated, the respiratory epidemic morbidity is greatly reduced, and huge social benefits are generated.
8. The local negative pressure safety isolation shield device for medical rescue operation has wide expansibility, can develop professional derivative models special for isolation and transportation, special for oxygenation treatment and the like according to a prototype structure, and has wide technical prospect.
9. The local negative pressure safety isolation shield device for medical rescue operation has small occupied area and low manufacturing cost, is suitable for being put on the market in large batch to form wide social reserve, lays a good foundation for reasonably blocking various respiratory epidemic diseases at the initial stage of occurrence, and improves the epidemic-resisting capability of the whole society.
Drawings
FIG. 1 is a schematic view of the overall structure of a local negative pressure safety isolation shield device for medical rescue operation;
FIG. 2 is a top view of the overall structure of a local negative pressure safety isolation shield device for medical rescue operation;
FIG. 3 is a partial schematic view of an air-extracting killing device of the local negative pressure safety isolation shield device for medical rescue operation;
FIG. 4 is a schematic view of the inside of the isolation mask of the local negative pressure safety isolation shield apparatus for medical rescue operations;
fig. 5 is a schematic view of the air flow direction of the local negative pressure safety isolation shield device in the operation of the medical rescue operation.
In the figure, 2-a negative pressure isolation shield, 3-a shield support, 4-an air exhaust duct, 5-an air exhauster, 6-a base, 7-a universal wheel, 8-a plate filter, 9-a killing tank, 10-an activated carbon adsorption tank, 11-a connecting pipe, 12-a killing device, 13-an air exhaust hole, 21-a pressure equalizing air chamber, 22-an isolation mask and 23-a negative pressure area.
Detailed Description
In order that the objects, aspects and advantages of the invention will become more apparent, the invention will be described by way of example only, and in connection with the accompanying drawings. It is to be understood that such description is merely illustrative and not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
The first embodiment is as follows: the embodiment is described with reference to fig. 1 to 5, and the medical rescue local negative pressure safety isolation shield device of the embodiment includes a negative pressure isolation shield 2, an air exhaust duct 4, an air extractor 5 and a killing device 12, wherein the air exhaust duct 4 is connected to an air outlet of the negative pressure isolation shield 2, the other end of the air exhaust duct 4 is connected to the air extractor 5, and the air extractor 5 is connected to the killing device 12. The concave surface of the negative pressure isolation shield 2 faces a patient to form an open semi-closed area, when the air extractor 5 works, the air extractor 5 continuously extracts aerosol containing viruses in the negative pressure isolation shield 2 through the air extraction duct 4, air in the negative pressure isolation shield 2 is supplemented to the space in the shield from the opening to form a local negative pressure environment, the formed negative pressure environment can prevent the aerosol containing the viruses in the negative pressure isolation shield 2 from overflowing, the indoor environment outside the negative pressure isolation shield 2 is protected to be relatively safe and clean, and the aerosol containing the viruses extracted by the air extractor 5 is sent into the killing device 12, so that the aerosol containing the viruses can be sterilized by the killing device layer by layer and converted into fresh air to be discharged into the indoor space;
specifically, the device also comprises a shield support 3, and the negative pressure isolation shield 2 is arranged on the shield support 3; the shield support 3 is placed on two sides of the head and chest of a patient, a bed for placing the patient can be connected through the shield support 3, or the angle of the negative pressure isolation shield 2 can be adjusted through the shield support 3, and the shield support 3 is an existing mounting frame;
specifically, the air extractor 5 is connected with the killing device 12 through the connecting pipe 11, and the connecting pipe 11 is connected between the air extractor 5 and the killing device 12, so that the device is convenient to disassemble integrally and is simple to clean.
The second embodiment is as follows: the embodiment is described with reference to fig. 1 to fig. 5, the local negative pressure safety isolation shield device for medical aid of the embodiment, the negative pressure isolation shield 2 includes a pressure equalizing chamber 21 and an isolation face mask 22, the isolation face mask 22 is a spherical crown shaped shell structure, the pressure equalizing chamber 21 is installed outside the isolation face mask 22, the pressure equalizing chamber 21 is communicated with the inside of the isolation face mask 22, the pressure equalizing chamber 22 is connected with the air inlet end of the air extractor 5 through the air extraction duct 4, and the air extractor 5 extracts the air inside the pressure equalizing chamber 22 into the killing device 12;
specifically, a plurality of extraction holes 13 are formed in the isolation face mask 22, a relatively narrow space formed by the inner side of the isolation face mask 22 and the head and chest of the patient is a negative pressure region 23, a narrow open region is formed between the lower end of the isolation face mask 22 and the chest and neck of the patient, the upper end of the isolation face mask 22 extends to the upper part of the head of the patient and is in a shield shape, a wide-angle open region is formed between the upper part of the head top of the patient and the bed surface at the upper end of the isolation face mask 22, and the extraction holes 13 are communicated with the negative pressure region 23 and the; the air suction holes 13 and the narrow open area enable the air inside the isolation mask 22 to have better air circulation, and avoid the oxygen deficiency of the patient caused by insufficient oxygen supply inside the isolation mask 22.
The third concrete implementation mode: the embodiment is described with reference to fig. 1 to 5, the medical aid local negative pressure installation isolation shield device of the embodiment comprises a plate filter 8, a killing tank 9 and an activated carbon adsorption tank 10, an inlet of the plate filter 8 is connected with an exhaust end of the air extractor 5 through a connecting pipe 11, an outlet of the plate filter 8 is connected with an inlet of the killing tank 9 through a connecting pipe 11, an outlet of the killing tank 9 is connected with an inlet of the activated carbon adsorption tank 10 through a connecting pipe 11, and an outlet of the activated carbon adsorption tank 10 is communicated with an indoor space; after aerosol with virus input by the air extractor 5 enters the sterilizing device 12, air without virus is finally discharged after three layers of sterilizing and filtering are carried out by the plate filter 8, the sterilizing tank 9 and the activated carbon adsorption tank 10;
specifically, the bottom of the air pump 5 and the killing device 12 is provided with a base 6, and the lower end surface of the base 6 is provided with a universal wheel 7, so that the air pump 5 and the killing device 12 can be conveniently moved.
The fourth concrete implementation mode: the embodiment is described by combining figures 1-5, the using method of the local negative pressure installation isolation shield device for medical rescue of the embodiment comprises the steps of sequentially connecting all functional devices in sequence, electrifying and commissioning after checking error-free, checking the sealing condition of each part during operation, wherein an air pump 5, a plate filter 8, a connecting pipe 11, a sterilization tank 9 and an activated carbon adsorption tank 10 can be used for checking and sealing by using soap water, pushing the whole device to the side of a patient after connection error-free, starting the air pump 5, placing the negative pressure isolation shield 2 at the combination position of the head and the chest of the patient, enabling a larger opening to face the top direction of the head of the patient, adjusting the position of the negative pressure isolation shield 2, achieving the purposes of conveniently treating the patient and extracting the exhaled air of the patient, binding and fixing an air exhaust air duct 4 on a guardrail at the bedside of the patient, and testing the negative pressure effect by using a knitting wool or wrinkled paper, and (4) carrying out indoor disinfection after the test is qualified, and carrying out treatment work after the disinfection.
This embodiment is only illustrative of the patent and does not limit the scope of protection thereof, and those skilled in the art can make modifications to its part without departing from the spirit of the patent.
Claims (8)
1. Local negative pressure safety isolation shield device of medical rescue operation, its characterized in that: the negative pressure isolation shield (2), the air exhaust duct (4), the air pump (5) and the killing device (12) are included, the air exhaust duct (4) is connected with the air outlet of the negative pressure isolation shield (2), the other end of the air exhaust duct (4) is connected with the air pump (5), and the air pump (5) is connected with the killing device (12).
2. The local negative pressure safety isolation shield device for medical rescue operations of claim 1, wherein: still include shield support (3), negative pressure isolation shield (2) are installed on shield support (3).
3. The local negative pressure safety isolation shield device for medical rescue operations of claim 1, wherein: the air extractor (5) is connected with the sterilizing device (12) through a connecting pipe (11).
4. The local negative pressure safety isolation shield device for medical rescue operations of claim 1, wherein: the negative pressure isolation shield (2) comprises a pressure equalizing air chamber (21) and an isolation face shield (22), the isolation face shield (22) is of a spherical crown shell structure, the pressure equalizing air chamber (21) is installed on the outer side of the isolation face shield (22), the pressure equalizing air chamber (21) is communicated with the interior of the isolation face shield (22), and the pressure equalizing air chamber (22) is connected with the air inlet end of an air extractor (5) through an air exhaust air channel (4).
5. The local negative pressure safety isolation shield apparatus for medical rescue operations of claim 4, wherein: it has a plurality of aspirating holes (13) to open on isolation face guard (22), and the inboard narrow and small space that forms with patient head, chest of isolation face guard (22) is negative pressure zone (23), form narrow open area between isolation face guard (22) lower extreme and patient chest, neck, isolation face guard (22) upper end extends to patient overhead portion top and is the shield form, isolation face guard (22) upper end forms wide angle open area between patient overhead portion and bed surface, aspirating hole (13) intercommunication negative pressure zone (23) and pressure-equalizing air chamber (22).
6. The local negative pressure safety isolation shield device for medical rescue operations of claim 1, wherein: the device (12) of killing including plate filter (8), jar (9) and activated carbon adsorption jar (10) of killing, the entry of plate filter (8) is passed through connecting pipe (11) with the exhaust end of air extractor (5) and is connected, the export of plate filter (8) is passed through connecting pipe (11) with the entry of jar (9) of killing and is connected, the export of jar (9) of killing and the entry of activated carbon adsorption jar (10) are passed through connecting pipe (11) and are connected, the exit end and the interior space UNICOM of activated carbon adsorption jar (10).
7. The local negative pressure safety isolation shield device for medical rescue operations of claim 1, wherein: the bottom of the air pump (5) and the bottom of the sterilizing device (12) are provided with a base (6), and the lower end surface of the base (6) is provided with a universal wheel (7).
8. The use method of the local negative pressure safety isolation shield device for medical rescue operation is characterized in that: sequentially connecting the functional parts, checking if there is no error, powering on, testing, checking the sealing condition of each part, wherein, air extractor (5), plate filter (8), connecting pipe (11), jar (9) and the active carbon adsorption jar (10) of killing can use the soapy water inspection sealed, connect and push away patient's side with complete set of device after being errorless, open air extractor (5), keep apart shield (2) with negative pressure and place at patient's head, chest combined position, great opening part is towards patient's top of the head direction, shield (2) position is kept apart to the adjustment negative pressure, reach and to conveniently to carry out the treatment to the patient, also can take out patient's exhalation gas, fix exhaust air duct (4) ligature on patient's place bedside guardrail, the negative pressure effect can be tested with fine hair line or fold paper, indoor killing is carried out after the test is qualified, can carry out the treatment work after killing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010529667.6A CN111529260A (en) | 2020-06-11 | 2020-06-11 | Local negative pressure safety isolation shield device for medical rescue operation and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010529667.6A CN111529260A (en) | 2020-06-11 | 2020-06-11 | Local negative pressure safety isolation shield device for medical rescue operation and use method thereof |
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| CN111529260A true CN111529260A (en) | 2020-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010529667.6A Pending CN111529260A (en) | 2020-06-11 | 2020-06-11 | Local negative pressure safety isolation shield device for medical rescue operation and use method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113262111A (en) * | 2021-07-02 | 2021-08-17 | 呼研所生物安全科技(广州)股份有限公司 | Isolation chair for respiratory infection source |
| EP3991708A1 (en) | 2020-11-02 | 2022-05-04 | Politechnika Slaska | Protective cover against virus droplet infection |
| WO2022107887A1 (en) * | 2020-11-19 | 2022-05-27 | 学校法人東京医科大学 | Isolation bag |
-
2020
- 2020-06-11 CN CN202010529667.6A patent/CN111529260A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3991708A1 (en) | 2020-11-02 | 2022-05-04 | Politechnika Slaska | Protective cover against virus droplet infection |
| WO2022107887A1 (en) * | 2020-11-19 | 2022-05-27 | 学校法人東京医科大学 | Isolation bag |
| CN113262111A (en) * | 2021-07-02 | 2021-08-17 | 呼研所生物安全科技(广州)股份有限公司 | Isolation chair for respiratory infection source |
| CN113262111B (en) * | 2021-07-02 | 2022-09-20 | 呼研所生物安全科技(广州)股份有限公司 | Isolation chair for respiratory infection source |
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