CN112206336A

CN112206336A - Ultrasonic probe disinfection box and disinfection method

Info

Publication number: CN112206336A
Application number: CN202011175457.8A
Authority: CN
Inventors: 李崇寿; 陈芳芳; 李辰瀚
Original assignee: Second Affiliated Hospital and Yuying Childrens Hospital of Wenzhou Medical University
Current assignee: Second Affiliated Hospital and Yuying Childrens Hospital of Wenzhou Medical University
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-01-12

Abstract

The invention discloses a sterilizing box and a sterilizing method for a probe in an ultrasonic department, belongs to the technical field of medical equipment, and solves the problems of improving the efficiency and reliability of medical sterilization.

Description

Ultrasonic probe disinfection box and disinfection method

Technical Field

The invention relates to the field of medical equipment, in particular to a probe disinfection box for an ultrasonic department and a disinfection method.

Background

The medical ultrasonic diagnostic apparatus is an indispensable examination means in modern clinical medicine, and is increasingly widely applied to various medical units at all levels. An ultrasonic probe, which is an important part of an ultrasonic diagnostic apparatus, frequently comes into direct contact with the skin or mucous membrane of a subject, with a potential threat of microbial propagation. Therefore, ultrasonic probe cleaning and disinfection is of great importance. The ultrasound machine probe must be sterilized by one person and one time.

At present, the cleaning of the probe of the ultrasonic machine is mostly manually carried out, the efficiency is low, and the energy of doctors and nurses is wasted.

Disclosure of Invention

The invention aims to overcome the defects in the prior art, at least solves the technical problems in the related technology to a certain extent, and provides a probe disinfection box for an ultrasonic department, so as to achieve the purpose of improving the disinfection and cleaning efficiency.

In order to solve the technical problems, the technical scheme of the invention is as follows: a probe disinfection box for an ultrasonic department comprises an atomized disinfectant generator, a disinfection box main body, a disinfectant storage box, a main control module, a fog pipeline, a pressure discharge pipeline, a drain pipe, a water inlet pipeline, a water source pipeline, a fog valve, a water inlet valve, a pressure discharge valve, a drain valve, a temperature detector, a pressure detector, a box cover of the disinfection box main body, a pressure limiting valve, a T-shaped pipeline, a valve control lead, a water level detector and a safety valve, wherein the upper end of the T-shaped pipeline is arranged on the inner side of the bottom of the disinfection box main body, and the lower end of the T-shaped pipeline is respectively connected with the fog pipeline, the pressure discharge pipeline and the water;

the mist pipeline is connected with a mist output port of the atomized disinfectant generator, and a mist valve is arranged on the mist pipeline; the pressure discharge pipeline is connected with the disinfectant storage tank and is provided with a pressure discharge valve; the bottom of the disinfectant storage tank is also provided with a drain pipe and a drain valve; the water inlet pipeline is connected with a water supply source pipeline, and a water inlet valve is arranged on the water inlet pipeline; a pressure limiting valve and a safety valve are arranged on the box cover of the disinfection box main body;

the inner side of the box cover is also respectively provided with a temperature detector, a water level detector and a pressure detector; the temperature detector, the water level detector, the pressure detector, the fog valve, the pressure discharge valve and the water inlet valve are respectively and electrically connected with the main control module.

As specific embodiments of the present invention, the following may be preferred: the fog valve, the pressure discharge valve and the water inlet valve are all electric control valves.

As specific embodiments of the present invention, the following may be preferred: the sterilizing box is characterized in that a grid plate is further arranged in the sterilizing box body and arranged on the upper side of the T-shaped pipeline, and the grid plate is used for preventing toxic materials in the sterilizing box from falling to block the T-shaped pipeline during pressure discharge.

As specific embodiments of the present invention, the following may be preferred: the water level sensor also comprises a temperature signal wire, a pressure signal wire and a water level signal wire; the temperature detector is connected with the main control module through a temperature signal wire, the pressure detector is connected with the main control module through a pressure signal wire, and the water level detector is connected with the main control module through a water level signal wire.

As specific embodiments of the present invention, the following may be preferred: and the main control module is also provided with an indicator lamp.

As specific embodiments of the present invention, the following may be preferred: and the side wall of the disinfectant storage tank is provided with an exhaust hole at a position close to the top.

In addition, a disinfection method using the ultrasonic probe disinfection box is also provided, and the method comprises the following steps:

step 1: a worker puts an object to be disinfected into the disinfection box, covers and screws the box cover, and then starts the main control module;

step 2: in an initial state, the fog valve, the water inlet valve and the pressure discharge valve are all in a closed state, and the atomized disinfectant generator produces fog with the atmospheric pressure of 1.5 times and the temperature of 20-40 ℃ for standby;

and step 3: the main control module obtains the water quantity in the disinfection box main body through the water level detector, if the water quantity is not enough, the water inlet valve is controlled to be opened to add water into the disinfection box main body, when the water quantity meets the requirement, the water inlet valve is controlled to be closed, and meanwhile, the mist valve is controlled to be opened, so that the high-pressure mist produced by the atomized disinfection liquid generator continuously heats the water and objects in the disinfection box main body to enable the water in the disinfection box main body to be rapidly boiled, and a safety valve is arranged on the disinfection box main body cover for safety, so that the danger caused by overhigh;

and 4, step 4: when the main control module detects that the pressure and the temperature in the disinfection box main body reach preset conditions, timing is started, after the timing reaches preset time, the fog valve is controlled to be closed to stop heating, the main control module controls the pressure discharge valve to be opened after the fog valve is closed, and at the moment, water in the disinfection box main body is forced to be discharged into the disinfection liquid storage box due to the pressure in the disinfection box main body, so that the rapid pressure relief of the disinfection box main body is realized;

and 5: after the pressure in the box is recovered to normal pressure through the pressure detector, the main control module controls the pressure relief valve to be closed, and simultaneously displays different states through the indicating lamp to inform workers to take out articles in the disinfection box main body;

step 6: the water in the disinfectant storage tank can be discharged when the water is automatically determined by a worker, and only the drain valve needs to be opened when the water needs to be discharged.

The technical effects of the invention are mainly reflected in the following aspects: the disinfection and sterilization effect is reliable and remarkable, a reflux heating mode is applied, and the problems of low static heating efficiency and difficulty in constant temperature of hot water are well solved. The disinfectant storage tank is arranged at a position higher than the disinfectant tank main body, so that water can be recycled, water is saved, and heating time can be reduced to save energy.

Drawings

Fig. 1 is a schematic diagram of the structural principle in the embodiment.

Reference numerals: 1. an atomized disinfectant generator; 2. a sterilization case main body; 3. a disinfectant storage tank; 4. a main control module; 5. a mist pipeline; 6. a pressure discharge pipeline; 7. a drain pipe; 8. a water inlet pipeline; 9. a water source pipeline; 10. a fog valve; 11. a water inlet valve; 12. a pressure relief valve; 13. a drain valve; 14. a grid plate; 15. a temperature detector; 16. a pressure detector; 17. a box cover; 18. a pressure limiting valve; 19. a temperature signal conductor; 20. a pressure signal conductor; 21. an indicator light; 22. an exhaust hole; 23. a T-shaped pipeline; 24. a valve control wire; 25. a water level detector; 26. a water level signal conductor; 27. a safety valve.

Detailed Description

The embodiments of the present invention will be described in detail below, examples of which are illustrated in the accompanying drawings, and the embodiments described below by referring to the drawings are exemplary and intended to explain the present invention so that the technical aspects of the present invention can be more easily understood and appreciated, and are not to be construed as limiting the present invention.

Example 1:

a probe disinfection box for an ultrasonic department is shown in a figure 1 and comprises an atomized disinfectant generator 1, a disinfection box main body 2, a disinfectant storage box 3, a main control module 4, a mist pipeline 5, a pressure discharge pipeline 6, a water discharge pipe 7, a water inlet pipeline 8, a water source pipeline 9, a mist valve 10, a water inlet valve 11, a pressure discharge valve 12, a water discharge valve 13, a temperature detector 15, a pressure detector 16, a box cover 17 of the disinfection box main body 2, a pressure limiting valve 18, a T-shaped pipeline 23, a valve control lead 24, a water level detector 25 and a safety valve 27. The above components are commercially available. The arrangement and connection of the above components is further explained below.

The upper end of the T-shaped pipeline 23 is arranged on the inner side of the bottom of the disinfection box main body 2, and the lower end of the T-shaped pipeline 23 is connected with the mist pipeline 5, the pressure discharge pipeline 6 and the water inlet pipeline 8 respectively.

The mist pipeline 5 is connected with a mist output port of the atomized disinfectant generator 1, and a mist valve 10 is arranged on the mist pipeline 5; the pressure discharge pipeline 6 is connected with the disinfectant storage tank 3, and a pressure discharge valve 12 is arranged on the pressure discharge pipeline 6; the bottom of the disinfectant storage tank 3 is also provided with a drain pipe 7 and a drain valve 13; the water inlet pipeline 8 is connected with a water supply source pipeline 9, and a water inlet valve 11 is arranged on the water inlet pipeline 8; the tank cover 17 of the sterilizing tank main body 2 is provided with a pressure limiting valve 18 and a safety valve 27.

The inner side of the box cover 17 is also respectively provided with a temperature detector 15, a water level detector 25 and a pressure detector 16; the temperature detector 15, the water level detector 25, the pressure detector 16, the mist valve 10, the pressure discharge valve 12 and the water inlet valve 11 are respectively electrically connected with the main control module 4. The fog valve 10, the pressure discharge valve 12 and the water inlet valve 11 are all electric control valves. They are connected with the main control module 4 through the invented control wire, so that the automatic control can be realized through the circuit connection mode.

The sterilizing box main body 2 is also internally provided with a grid plate 14, the grid plate 14 is arranged at the upper side of the T-shaped pipeline 23, and the grid plate 14 is used for preventing the sterilizing materials in the box from falling to block the T-shaped pipeline 23 during pressure discharge.

The scheme also comprises a temperature signal lead 19, a pressure signal lead 20 and a water level signal lead 26; the temperature detector 15 is connected with the main control module 4 through a temperature signal lead 19, the pressure detector 16 is connected with the main control module 4 through a pressure signal lead 20, and the water level detector 25 is connected with the main control module 4 through a water level signal lead 26.

The main control module 4 is also provided with an indicator light 21 which can be used for status indication. The side wall of the disinfectant storage tank 3 is provided with an exhaust hole 22 at a position close to the top, so that the atmospheric pressure in the disinfectant storage tank 3 is equal to the outside, and the disinfectant tank main body 2 can be rapidly decompressed. The number of the exhaust holes 22 is one or more.

The high-pressure mist produced by the atomized disinfectant generator 1 heats and pressurizes the disinfectant box main body 2, so that a high-pressure sterilization environment is formed in the disinfectant box main body, and a certain time is kept to achieve a better sterilization effect; after the sterilization is finished, the fog valve 10 is closed, the high-pressure environment in the sterilization box main body 2 can be rapidly decompressed by opening the pressure exhaust valve 12, so that the sterilized objects, namely probes, can be taken out by opening the cover of the sterilization box main body 2 in a short time, and then the next batch of probe sterilization is carried out. The whole process is automatically controlled by the main control module 4 according to preset conditions to realize automatic operation of 3 valves.

Example 2:

step 1: the worker puts the object to be disinfected into the disinfection box, simultaneously covers and screws the box cover 17, and then starts the main control module 4;

step 2: in an initial state, the mist valve 10, the water inlet valve 11 and the pressure discharge valve 12 are all in a closed state, and the atomized disinfectant generator 1 produces mist with 1.5 times of atmospheric pressure and temperature of 20-40 ℃ to stand by;

and step 3: the main control module 4 obtains the water quantity in the disinfection box main body 2 through the water level detector 25, if the water quantity is insufficient, the water inlet valve 11 is controlled to be opened to add water into the disinfection box main body 2, when the water quantity meets the requirement, the water inlet valve 11 is controlled to be closed, and meanwhile, the mist valve 10 is controlled to be opened, so that the high-pressure mist generated by the atomized disinfectant generator 1 continuously heats the water and objects in the disinfection box main body 2 to quickly boil the water in the disinfection box main body 2, and a safety valve 27 is arranged on the disinfection box main body 2 for safety, so that the danger caused by overhigh pressure in the box is prevented;

and 4, step 4: when the main control module 4 detects that the pressure and the temperature in the disinfection box main body 2 reach preset conditions, timing is started, after the timing reaches preset time, the fog valve 10 is controlled to be closed to stop heating, the main control module 4 controls the pressure exhaust valve 12 to be opened after the fog valve 10 is closed, at the moment, water in the disinfection box main body 2 is forced to be discharged into the disinfection liquid storage box 3 due to the pressure in the disinfection box main body 2, and therefore rapid pressure relief of the disinfection box main body 2 is achieved;

and 5: after the pressure in the box is recovered to normal pressure through the pressure detector 16, the main control module 4 controls the pressure relief valve 12 to close, and simultaneously displays different states through the indicator lamp 21 to inform a worker to take out articles in the disinfection box main body 2;

step 6: the water in the disinfectant storage tank 3 can be discharged at any time by the discretion of the staff, and when the water needs to be discharged, the water discharging valve 13 is only needed to be opened.

From the above, it can be seen that: after the disinfection process for the first time, after the staff repacked the article of waiting to disinfect in disinfect box main part 2, main control module 4 controls pressure relief valve 12 earlier and opens, make the hot water in storing up disinfectant box 3 flow back to in disinfect box main part 2 under the effect of difference in height, realize recycling of water, the temperature in the disinfect box so is in a higher level, then only need a small amount of heat time just can reach required temperature with the water heating in disinfect box main part 2, thereby realize energy-conservation, the water conservation has also been realized simultaneously.

Example 3:

a third manually-assisted portable sterilization method is provided below.

1. Pretreatment of

The condom on the probe is immediately discarded after each use. The couplant on the probe was wiped with a paper towel and the probe was disconnected from the ultrasound console.

2. Rinsing

The probe is flushed with running water for all residues, which may require extended flushing time if the residue dries out, or may be supplemented with gentle scrubbing with gauze. The washing range is limited to the 15cm position of the front section of the probe, and the rest parts are cleaned by wiping.

3. Drying

The thoroughly rinsed probe surface was wiped dry with a paper towel.

4. Disinfection

Soaking the probe used by syphilis, condyloma acuminatum and HIV/AIDS patients with 2% glutaraldehyde for disinfection, and washing with sterile water after 30 min; the probe used by the ordinary patient is sprayed with quaternary ammonium salt disinfectant for disinfection.

5. Sterilization

The ultrasonic probe is sterilized before operation, and is soaked in 2% glutaraldehyde for 10 hr, or sterilized by hydrogen peroxide low temperature plasma or ethylene oxide gas.

6. Rinsing

And rinsing the residual disinfectant on the probe by using purified water.

7. Store for later use

The probe is wiped dry with paper towel, each part is checked for damage, and the probe is put into a special storage cabinet for standby.

The above are only typical examples of the present invention, and besides, the present invention may have other embodiments, and all the technical solutions formed by equivalent substitutions or equivalent changes are within the scope of the present invention as claimed.

Claims

1. A ultrasonic probe sterilizing box comprises an atomized sterilizing liquid generator, a sterilizing box main body, a sterilizing liquid storage box, a main control module, a mist pipeline, a pressure discharge pipeline, a drain pipe, a water inlet pipeline, a water source pipeline, a mist valve, a water inlet valve, a pressure discharge valve, a drain valve, a temperature detector, a pressure detector, a box cover of the sterilizing box main body, a pressure limiting valve, a T-shaped pipeline, a valve control lead, a water level detector and a safety valve, and is characterized in that,

the upper end of the T-shaped pipeline is arranged on the inner side of the bottom of the disinfection box main body, and the lower end of the T-shaped pipeline is respectively connected with the mist pipeline, the pressure discharge pipeline and the water inlet pipeline;

2. The ultrasound probe sterilization case of claim 1, wherein: the fog valve, the pressure discharge valve and the water inlet valve are all electric control valves.

3. The ultrasound probe sterilization case of claim 1, wherein: the sterilizing box is characterized in that a grid plate is further arranged in the sterilizing box body and arranged on the upper side of the T-shaped pipeline, and the grid plate is used for preventing toxic materials in the sterilizing box from falling to block the T-shaped pipeline during pressure discharge.

4. The ultrasound probe sterilization case of claim 1, wherein: the water level sensor also comprises a temperature signal wire, a pressure signal wire and a water level signal wire; the temperature detector is connected with the main control module through a temperature signal wire, the pressure detector is connected with the main control module through a pressure signal wire, and the water level detector is connected with the main control module through a water level signal wire.

5. The ultrasound probe sterilization case of claim 1, wherein: and the main control module is also provided with an indicator lamp.

6. The ultrasound probe sterilization case of claim 1, wherein: and the side wall of the disinfectant storage tank is provided with an exhaust hole at a position close to the top.

7. A sterilization method using the ultrasonic-department probe sterilization case as set forth in claim 1, characterized by comprising the steps of: