CN211610906U - Hydrogen peroxide sterilizer - Google Patents
Hydrogen peroxide sterilizer Download PDFInfo
- Publication number
- CN211610906U CN211610906U CN202020188913.1U CN202020188913U CN211610906U CN 211610906 U CN211610906 U CN 211610906U CN 202020188913 U CN202020188913 U CN 202020188913U CN 211610906 U CN211610906 U CN 211610906U
- Authority
- CN
- China
- Prior art keywords
- hydrogen peroxide
- sterilization
- main
- pipeline
- branch pipeline
- 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.)
- Active
Links
Images
Abstract
The utility model discloses a hydrogen peroxide sterilizer, include: a main housing; the sterilization box is arranged in the main machine shell, is connected with the main machine shell and is used for placing medical instruments; a vacuum pumping system for pumping out air in the sterilization box and the main machine shell before sterilization and pumping out residual hydrogen peroxide gas in the sterilization box after reaching a preset sterilization time; and the hydrogen peroxide adding system is connected with the sterilizing box and is used for adding hydrogen peroxide gas into the sterilizing box to realize sterilization. Above-mentioned hydrogen peroxide sterilizer not only can make hydrogen peroxide gas direct diffusion to the surface of apparatus in order to improve the sterilization effect, and the packing of apparatus can be regarded as to the sterilization box moreover, and used repeatedly after the sterilization box can wash the drying to improve the turnover efficiency of multiplexing apparatus.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a hydrogen peroxide sterilizer.
Background
For reusable surgical instruments, the last patient needs to be cleaned, sterilized, and disinfected before being used for the next patient, and thus a sterilizer is produced. The sterilizer is divided into two modes of high-temperature sterilization and low-temperature sterilization, wherein the low-temperature sterilization mainly comprises hydrogen peroxide plasma sterilization, ethylene oxide sterilization and formaldehyde sterilization.
In the prior art, hydrogen peroxide sterilization has the advantage of short sterilization time, is generally used in hospitals, generally packages medical instruments by using non-woven fabrics or Tyvek packaging bags and then sterilizes the medical instruments in order to achieve sterile storage and transportation of the sterilized articles in the medical sterilization process, and stores and transports the instruments together with the non-woven fabrics or Tyvek packaging bags after sterilization; however, the use of a non-woven fabric or tyvek packaging bag for packaging and then sterilizing medical instruments has the following problems: firstly, although hydrogen peroxide has stronger sterilization capability, the hydrogen peroxide has the defect of poor penetration capability, and the packaging increases the difficulty of penetration and diffusion of a sterilization medium, namely hydrogen peroxide, so that the sterilization effect is influenced; secondly, the disposable non-woven fabrics and the Tyvek packaging bags increase the packaging cost and labor cost of users; and thirdly, the turnover efficiency of the multiplexing apparatus is reduced.
Therefore, how to avoid the influence on the sterilization effect caused by using a non-woven fabric or a Tyvek packaging bag to package the medical apparatus and then sterilize is a technical problem which needs to be solved by the technical personnel in the field at present.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hydrogen peroxide sterilizer, this hydrogen peroxide sterilizer can make hydrogen peroxide gas directly diffuse to the surface of apparatus in order to improve the sterilization effect.
In order to achieve the above object, the present invention provides a hydrogen peroxide sterilizer, comprising:
a main housing;
the sterilization box is arranged in the main machine shell, is connected with the main machine shell and is used for placing medical instruments;
a vacuum pumping system for pumping out the air in the sterilization box and the main machine shell before sterilization and pumping out the residual hydrogen peroxide gas in the sterilization box after reaching the preset sterilization time;
and the hydrogen peroxide adding system is connected with the sterilizing box and is used for adding hydrogen peroxide gas into the sterilizing box to realize sterilization.
Optionally, the vacuum pumping system is connected to a first main pipeline, and the first main pipeline is connected to a first branch pipeline connected to the main machine housing and used for the vacuum pumping system to pump air out of the main machine housing;
the sterilizing box is connected with a second main pipeline, and the second main pipeline is connected with the first main pipeline through a second branch pipeline.
Optionally, the first branch pipeline is provided with:
a first pressure sensor for detecting a gas pressure in the first branch line;
the first valve is used for controlling the on-off of the first branch pipeline;
the second branch pipeline is provided with a second valve for controlling the on-off of the second branch pipeline;
and a second pressure sensor for detecting the gas pressure in the second main pipeline is arranged on the second main pipeline.
Optionally, the hydrogen peroxide adding system is connected with a third branch pipeline connected with the second main pipeline and used for conveying hydrogen peroxide gas into the sterilization box, and a third valve used for controlling the third branch pipeline to be switched on and off is arranged on the third branch pipeline.
Optionally, the hydrogen peroxide addition system comprises:
a hydrogen peroxide solution filling device;
and the hydrogen peroxide gasification device is connected with the hydrogen peroxide solution filling device and is used for gasifying the hydrogen peroxide solution.
Optionally, the second main pipeline is further connected with a fourth branch pipeline for allowing external clean air to enter the sterilization box.
Optionally, the fourth branch pipeline is provided with:
an air filter;
and the fourth valve is used for controlling the on-off of the fourth branch pipeline.
Optionally, a fifth branch pipeline for conveying air into the host casing is further connected to the first branch pipeline, and a fifth valve for controlling on/off of the fifth branch pipeline is arranged on the fifth branch pipeline.
Optionally, the sterilization case is detachably attached to the inside of the main body case.
Optionally, a first docking device is connected to the sterilization box, and a second docking device communicated with the second main pipeline and docked with the first docking device is connected to the main machine housing.
Compared with the prior art, the utility model designs a hydrogen peroxide sterilizer aiming at different requirements of medical sterilization, in particular to a hydrogen peroxide sterilizer which comprises a main machine shell, a sterilization box, a vacuum pumping system and a hydrogen peroxide adding system; the sterilization box is arranged in the main machine shell and connected with the main machine shell, and is used for placing medical instruments; the vacuum pumping system is used for pumping out air in the sterilization box and the main machine shell before sterilization and pumping out residual hydrogen peroxide gas in the sterilization box after the preset sterilization time is reached; the hydrogen peroxide adding system is connected with the sterilizing box and used for adding hydrogen peroxide gas into the sterilizing box so as to achieve the sterilizing effect. The sterilization box of the hydrogen peroxide sterilizer is used for placing instruments to be sterilized and is connected with the main machine shell; before the sterilization, need take out the air in sterilization box and the host computer casing through vacuum pumping system, the hydrogen peroxide gas that hydrogen peroxide addition system added can directly get into sterilization box inside and disinfect to the apparatus, after the sterilization, need take out remaining hydrogen peroxide gas in the sterilization box through vacuum pumping system again, simultaneously, the sterilization box that is equipped with the sterilization article can be used for aseptic storage and the transportation of apparatus as the packing, and the sterilization box after the use can used repeatedly after wasing. That is, on the one hand, the hydrogen peroxide sterilizer can make hydrogen peroxide gas directly diffuse to the surface of the instrument to improve the sterilization effect; on the other hand, the sterilization box can be used as the package of the apparatus, and the sterilization box can be cleaned and dried for repeated use, so that the turnover efficiency of the reuse apparatus is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural view of a hydrogen peroxide sterilizer disclosed in an embodiment of the present invention.
Wherein:
1-a host door, 2-a host shell, 21-a second docking device, 3-a sterilization box, 31-a first docking device, 4-a vacuum-pumping system, 5-a first main pipeline, 6-a first branch pipeline, 61-a first pressure sensor, 62-a first valve, 63-a fifth branch pipeline, 64-a fifth valve, 7-a second branch pipeline, 71-a second valve, 8-a second main pipeline, 81-a second pressure sensor, 9-a third branch pipeline, 91-a third valve, 10-a fourth branch pipeline, 101-an air filter, 102-a fourth valve, 11-a hydrogen peroxide solution filling device and 12-a hydrogen peroxide gasification device.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The core of the utility model is to provide a hydrogen peroxide sterilizer, which can make hydrogen peroxide gas directly diffuse to the surface of the instrument to improve the sterilization effect.
In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.
It should be noted that the following directional terms such as "upper end, lower end, left side, right side" and the like are defined based on the drawings of the specification.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a hydrogen peroxide sterilizer disclosed in an embodiment of the present invention.
The hydrogen peroxide sterilizer provided by the embodiment of the utility model is mainly a hydrogen peroxide low-temperature gas sterilization device, which comprises a main machine shell 2, a sterilization box 3, a vacuum pumping system 4 and a hydrogen peroxide adding system; the sterilization box 3 is arranged in the main machine shell 2, the sterilization box 3 and the main machine shell 2 can be directly connected through a pipeline, and the sterilization box 3 is used for placing medical instruments; the vacuum pumping system 4 is used for pumping out air in the sterilization box 3 and the main machine shell 2 before sterilization and pumping out residual hydrogen peroxide gas in the sterilization box 3 after the preset sterilization time is reached; the hydrogen peroxide adding system is connected with the sterilizing box 3 and is used for adding hydrogen peroxide gas into the sterilizing box 3 so as to achieve the sterilizing effect.
The sterilization box 3 of the hydrogen peroxide sterilizer is used for placing instruments to be sterilized, and the sterilization box 3 is integrally arranged in the main machine shell 2; before the sterilization, need take out the air in sterilization box 3 and the host computer casing 2 through evacuation system 4, the hydrogen peroxide gas that hydrogen peroxide addition system added can directly get into 3 insides of sterilization box and disinfect to the apparatus, after the sterilization, need take out remaining hydrogen peroxide gas in the sterilization box 3 through evacuation system 4 again, and simultaneously, the sterilization box 3 that is equipped with the sterilization article can be used for aseptic storage and the transportation of apparatus as the packing, and sterilization box 3 after the use can used repeatedly after wasing. That is, on the one hand, the hydrogen peroxide sterilizer can make hydrogen peroxide gas directly diffuse to the surface of the instrument to improve the sterilization effect; on the other hand, the sterilization box 3 can be used as the package of the apparatus, and the sterilization box 3 can be cleaned and dried for repeated use, so that the turnover efficiency of the reuse apparatus is improved.
Of course, according to actual needs, the main housing 2 may be specifically configured to include a main housing and a main door 1, where the main door 1 is used to open and close the main housing 2; the sterilization box 3 can be arranged to comprise an upper cover and a box body, and instruments to be sterilized can be placed into the box body to realize sterilization by opening the upper cover; in addition, the vacuum-pumping system 4 can refer to a vacuum-pumping device common in the prior art, and the hydrogen peroxide adding system can also refer to a gas adding device common in the prior art, and the two vacuum-pumping devices are not developed one by one. The vacuum pumping system 4 and the hydrogen peroxide adding system can be connected with the main machine shell 2 and the sterilization box 3 through corresponding pipelines.
Further, in order to facilitate the vacuum pumping system 4 to pump out air in the main machine housing 2 before sterilization and residual air in the sterilization box 3 after sterilization, the vacuum pumping system 4 may be connected to a first main pipeline 5, the first main pipeline 5 is connected to a first branch pipeline 6, the first branch pipeline 6 is communicated with the main machine housing 2, and the first branch pipeline 6 is used for pumping out air in the main machine housing 2 by the vacuum pumping system 4; correspondingly, the sterilization box 3 is connected with a second main pipeline 8, the second main pipeline 8 is connected with the first main pipeline 5 through a second branch pipeline 7, namely the second main pipeline 8 is connected with the first main pipeline 5 through the second branch pipeline 7, and the second branch pipeline 7 is used for the vacuum pumping system 4 to pump out air in the sterilization box 3 before sterilization and residual hydrogen peroxide gas in the sterilization box 3 after sterilization.
Specifically, the first branch line 6 may be provided with a first pressure sensor 61 and a first valve 62, wherein the first pressure sensor 61 is configured to detect a gas pressure in the first branch line 6; the first valve 62 is used for controlling the on-off of the first branch pipeline 6; meanwhile, a second valve 71 for controlling the on-off of the second branch pipeline 7 may be disposed on the second branch pipeline 7, and a second pressure sensor 81 for detecting the gas pressure in the second main pipeline 8 is disposed on the second main pipeline 8. The above arrangement can better ensure the stability and safety of the operation of the vacuum pumping system 4, for example, when the first pressure sensor 61 detects that the gas pressure in the first branch pipe 6 reaches a preset value, the first valve 62 can be controlled to be closed by a corresponding controller (such as a PLC), and the second pressure sensor 81 and the second valve 71 have similar principles.
In addition, in order to ensure the hydrogen peroxide gas adding process of the hydrogen peroxide adding system to be smoothly carried out, the hydrogen peroxide adding system can be connected with a third branch pipeline 9, the third branch pipeline 9 is connected with a second main pipeline 8, and the third branch pipeline 9 is used for conveying the hydrogen peroxide gas in the hydrogen peroxide adding system to the second main pipeline 8 so as to inject the hydrogen peroxide gas into the sterilizing box 3. Of course, the third branch pipe 9 is correspondingly provided with a third valve 91 for controlling the on-off of the third branch pipe 9.
It should be noted that the hydrogen peroxide adding system may specifically include a hydrogen peroxide solution filling device 11 and a hydrogen peroxide vaporizing device 12, where the hydrogen peroxide vaporizing device 12 is connected to the hydrogen peroxide solution filling device 11, the hydrogen peroxide vaporizing device 12 is used for vaporizing the hydrogen peroxide solution, and the hydrogen peroxide solution filling device 11 and the hydrogen peroxide vaporizing device 12 may be directly connected through a pipeline.
More specifically, the second main pipeline 8 is further connected to a fourth branch pipeline 10, the fourth branch pipeline 10 is used for allowing external clean air to enter the sterilization box 3, and of course, the fourth branch pipeline 10 may further be provided with an air filter 101 and a fourth valve 102 for controlling on-off of the fourth branch pipeline 10; the first branch pipeline 6 is further connected with a fifth branch pipeline 63, the fifth branch pipeline 63 is used for conveying air into the main machine housing 2, and the fifth branch pipeline 63 may be provided with an air filtering device and a fifth valve 64 for controlling the on-off of the fifth branch pipeline 63.
In order to optimize the above embodiment, the above sterilizing cassette 3 may be configured to be detachably attached to the inside of the main body housing 2, so that the sterilizing cassette 3 containing the sterilized articles can be separated from the main body housing 2 after the sterilization is finished, so that the sterilizing cassette 3 is used alone as a package and for the aseptic storage and transportation of the articles.
Preferably, the sterilizing cassette 3 may be connected with a first docking device 31 at the rear, the main housing 2 may be connected with a second docking device 21 at the rear, the second docking device 21 is communicated with the second main pipeline 8, and the second docking device 21 is used for docking with the first docking device 31 to achieve communication. Of course, the first docking device 31 and the second docking device 21 may be configured as a pipe capable of achieving a sealed connection, and the first docking device 31 and the second docking device 21 may also be configured in other ways, which is not particularly limited herein, provided that the air tightness of the connection is ensured.
In summary, the specific sterilization process can be as follows: putting the cleaned and dried medical apparatus into the sterilization box 3, then putting the sterilization box 3 into the inner cavity of the main machine shell 2, butting the first butting device 31 of the sterilization box 3 with the second butting device 21 of the main machine shell 2, and closing the main machine door 1 of the main machine shell 2; then starting the vacuum-pumping system 4, opening the first valve 62 and the second valve 71, pumping out air in the main machine housing 2 and the sterilization box 3, and closing the first valve 62 and the second valve 71 when the first pressure sensor 61 and the second pressure sensor 81 reach preset pressures; and then, the hydrogen peroxide solution filling device 11 and the hydrogen peroxide gasification device 12 are started, so that hydrogen peroxide gas enters the sterilization box 3 through the third branch pipeline 9, the second main pipeline 8, the second butt joint device 21 and the first butt joint device 31 to realize diffusion sterilization.
After the set time is reached, closing the hydrogen peroxide solution filling device 11, the hydrogen peroxide gasification device 12 and the third valve 91, starting the vacuum pumping system 4, opening the second valve 71 to pump out residual hydrogen peroxide gas in the sterilization box 3, and closing the second valve 71 when the second pressure sensor 81 reaches the preset pressure; the fourth valve 102 is then opened and air can enter the sterilization case 3 via the air filter 101, the fourth valve 102, the second main line 8, the second docking device 21 and the first docking device 31. So far, the sterilization is finished, and the above stages can be repeatedly carried out in the actual product operation process.
Of course, according to the actual requirement, except the vacuum pumping system 4 and the hydrogen peroxide adding system, the utility model discloses can set up a plurality of sets of following parts: the main machine door 1, the main machine housing 2, the sterilization case 3, the first pressure sensor 61, the first valve 62, the second pressure sensor 81, the second valve 71, the third valve 91, the fourth valve 102, the air filter 101, the first docking device 31, and the second docking device 21, so that a plurality of sterilization cases 3 can be sterilized simultaneously or alternately.
It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
The hydrogen peroxide sterilizer provided by the utility model is described in detail above. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (10)
1. A hydrogen peroxide sterilizer, comprising:
a main machine housing (2);
a sterilization box (3) which is arranged in the main machine shell (2), is connected with the main machine shell (2) and is used for placing medical instruments;
a vacuum pumping system (4) for pumping out the air in the sterilization box (3) and the main machine shell (2) before sterilization and pumping out the residual hydrogen peroxide gas in the sterilization box (3) after reaching the preset sterilization time;
and the hydrogen peroxide adding system is connected with the sterilizing box (3) and is used for adding hydrogen peroxide gas into the sterilizing box (3) to realize sterilization.
2. The hydrogen peroxide sterilizer according to claim 1, wherein the vacuum-pumping system (4) is connected with a first main pipeline (5), and the first main pipeline (5) is connected with a first branch pipeline (6) which is connected with the main machine shell (2) and is used for the vacuum-pumping system (4) to pump out air in the main machine shell (2);
the sterilizing box (3) is connected with a second main pipeline (8), and the second main pipeline (8) is connected with the first main pipeline (5) through a second branch pipeline (7).
3. A sterilizer as claimed in claim 2, characterised in that the first branch line (6) is provided with:
a first pressure sensor (61) for detecting the gas pressure in the first branch line (6);
a first valve (62) for controlling the on-off of the first branch pipeline (6);
a second valve (71) used for controlling the on-off of the second branch pipeline (7) is arranged on the second branch pipeline (7);
and a second pressure sensor (81) used for detecting the gas pressure in the second main pipeline (8) is arranged on the second main pipeline (8).
4. The hydrogen peroxide sterilizer as claimed in claim 3, wherein the hydrogen peroxide adding system is connected with a third branch pipeline (9) which is connected with the second main pipeline (8) and used for conveying hydrogen peroxide gas into the sterilizing box (3), and a third valve (91) used for controlling the on-off of the third branch pipeline (9) is arranged on the third branch pipeline (9).
5. The hydrogen peroxide sterilizer of claim 4, wherein the hydrogen peroxide addition system comprises:
a hydrogen peroxide solution filling device (11);
and the hydrogen peroxide gasification device (12) is connected with the hydrogen peroxide solution filling device (11) and is used for gasifying the hydrogen peroxide solution.
6. Hydrogen peroxide sterilizer according to claim 5, characterized in that a fourth branch line (10) is connected to the second main line (8) for external clean air to enter the sterilization box (3).
7. Hydrogen peroxide sterilizer as claimed in claim 6, characterized in that the fourth branch line (10) is provided with:
an air filter (101);
and the fourth valve (102) is used for controlling the on-off of the fourth branch pipeline (10).
8. The hydrogen peroxide sterilizer as claimed in claim 7, wherein a fifth branch pipeline (63) for delivering air into the main machine housing (2) is further connected to the first branch pipeline (6), and a fifth valve (64) for controlling the on-off of the fifth branch pipeline (63) is arranged on the fifth branch pipeline (63).
9. Hydrogen peroxide steriliser according to any of claims 2 to 8, wherein the sterilisation cassette (3) is removably attached to the inside of the main housing (2).
10. A hydrogen peroxide steriliser as claimed in claim 9, wherein said sterilisation housing (3) is associated with first docking means (31), and said main body housing (2) is associated with second docking means (21) communicating with said second main conduit (8) for docking with said first docking means (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020188913.1U CN211610906U (en) | 2020-02-20 | 2020-02-20 | Hydrogen peroxide sterilizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020188913.1U CN211610906U (en) | 2020-02-20 | 2020-02-20 | Hydrogen peroxide sterilizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211610906U true CN211610906U (en) | 2020-10-02 |
Family
ID=72619389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020188913.1U Active CN211610906U (en) | 2020-02-20 | 2020-02-20 | Hydrogen peroxide sterilizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211610906U (en) |
-
2020
- 2020-02-20 CN CN202020188913.1U patent/CN211610906U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6389182B2 (en) | Vacuum storage system | |
| EP1477106A1 (en) | High temperature high pressure steam sterilization container for endoscope and sterilizer for cleaning endoscope | |
| CN107921164A (en) | Decontamination plant and decontamination method for medical apparatus | |
| CA2913146C (en) | Automated sterilization process integrated with a blow fill seal machine | |
| WO1998043681A3 (en) | Vapor phase interstitial microbial decontamination of overwrapped iv bags | |
| JP2013090966A (en) | Pouch used for decontaminating medical device and method of using the same | |
| CN102177034A (en) | Apparatus and method for reprocessing lumened instruments | |
| JP3242833U (en) | Tent-type vaporized hydrogen peroxide sterilizer/disinfector | |
| CN111202859A (en) | Hydrogen peroxide sterilizer | |
| JP4668453B2 (en) | Autoclave equipment | |
| CN211610906U (en) | Hydrogen peroxide sterilizer | |
| AU2006250831B2 (en) | Improved autoclave with shortenable work cycle, container to be employed therewith and full sterilisation treatment employing said container | |
| CN211024296U (en) | Vacuum ozone high-efficiency disinfection device | |
| CN212593201U (en) | Multifunctional medical bed unit sterilizer | |
| CN111918676B (en) | Sterilization system with independent pump module and sterilization method thereof | |
| JP2018175532A (en) | Sterilization container and sterilization device | |
| CN211584425U (en) | Degassing unit for internal medicine | |
| CN111760106A (en) | Household peritoneal dialysis auxiliary system and docking method | |
| CN110152038A (en) | A kind of heparin tube Biocidal treatment method using assembly line | |
| CN201160991Y (en) | Quantitative liquid feeding apparatus | |
| CN216755049U (en) | Medical unit gas sterilizer | |
| CN211272684U (en) | Disposable nasal catheter sputum suction bag capable of avoiding cross infection | |
| CN214180939U (en) | Flushing device for dressing change | |
| CN215425079U (en) | Trolley for nursing in operating room | |
| CN217886612U (en) | Urine bag connects production with high-efficient subassembly that disinfects |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |