CN107929764A - A kind of medical instrument moise-heat sterilization cleaning integrated cabinet and sterilization method - Google Patents

Abstract

The invention discloses an integrated cabinet for steam disinfection and cleaning of medical equipment in the technical field of medical equipment. The left side of the top of the water tank and the outer wall of the left side are respectively provided with a medicine feeding port and a water feeding port, and the top of the water tank is provided with a water pump. And the other end of the water delivery pipe is connected to the bottom liquid inlet of the three-way pipe, the cabinet is arranged on the top of the bottom plate, the top air inlet of the three-way pipe is connected to the air supply pipe, and the top of the air supply pipe is connected to the high pressure The left outer wall of the gas storage tank is connected. Through the classification function of the classification cleaning tray, the device can classify and place the used medical devices according to different types and purposes, avoiding pollution between various tools, and is also convenient for medical staff to take. It can be conveniently used to clean the medical instruments with the cleaning water containing the medicament through the three-way pipe, and it is also convenient for the transportation of steam, which can be sterilized and cleaned at high temperature, which improves the cleaning efficiency of the medical instruments.

Description

Integrated steam disinfection and cleaning cabinet for medical equipment and disinfection method

technical field

The invention relates to the technical field of medical instruments, in particular to an integrated cabinet for steam disinfection and cleaning of medical instruments and a disinfection method.

Background technique

Medical devices refer to instruments, equipment, utensils, in vitro diagnostic reagents and calibrators, materials, and other similar or related items that are directly or indirectly used on the human body, including required computer software; their effects are mainly obtained through physical means, not Obtained by pharmacological, immunological or metabolic means, or with the participation of these means but only as an auxiliary function; its purpose is the diagnosis, prevention, monitoring, treatment or alleviation of disease; the diagnosis, monitoring, treatment, alleviation or function of injury Compensation; examination, replacement, regulation or support of physiological structures or processes; life support or maintenance; pregnancy control; providing information for medical or diagnostic purposes by examining samples from the human body.

In order to ensure the absolute safety of medical tools in use, the cleaning and disinfection of medical tools is a very important task. Incomplete cleaning and disinfection can easily cause other damage to patients and cross-infection during the use of tools. phenomenon, for this reason, we propose a medical device steam disinfection cleaning integrated cabinet and disinfection method

Contents of the invention

The object of the present invention is to provide an integrated cabinet for steam disinfection and cleaning of medical instruments and a disinfection method, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the present invention provides the following technical solutions: an integrated cabinet for steam disinfection and cleaning of medical instruments, including a bottom plate, feet are provided at the four corners of the bottom of the bottom plate, and a water tank is provided on the left side of the top of the bottom plate. The top left side of the water tank and the outer wall of the left side are respectively provided with a medicine feeding port and a water feeding port, the top of the water tank is provided with a water pump, the water outlet of the water pump is connected with a water delivery pipe, and the other end of the water delivery pipe is connected to the tee pipe. The bottom liquid inlet is connected, and the right end of the three-way pipe is inserted on the left outer wall of the cabinet, the cabinet is set on the top of the bottom plate, and the top air inlet of the three-way pipe is connected with an air supply pipe, so The top of the air delivery pipe is connected to the left outer wall of the high-pressure air storage tank, and a control valve is installed on the end of the air delivery pipe close to the high-pressure air storage tank, and the right side of the high-pressure air storage tank passes through the pipeline and the gas outlet of the booster pump connected, and the air inlet on the right side of the pressurized pump is connected to the non-pressurized steam device through a pipeline, and the high-pressure gas storage tank, the pressurized pump and the non-pressurized steam device are all arranged on the top of the cabinet, and the inner cavity of the cabinet The bottom is provided with an electric telescopic rod, and the top of the electric telescopic rod is provided with a power device, and the top of the power device is connected with a rotating shaft, and the outer wall of the rotating shaft is connected with a sorting cleaning plate, and the inner cavity of the cabinet is provided with a spray washing machine. device, and the spraying device corresponds to the position of the classification cleaning tray, a drying device is installed on the top of the inner cavity of the cabinet, and an ultraviolet germicidal lamp is installed on the top inner wall of the cabinet, and the right side of the top of the cabinet An air cleaning device is plugged in, and the bottom right side of the cabinet is connected to a liquid accumulation tank through a pipeline, and the liquid accumulation tank is arranged on the top right side of the bottom plate.

Preferably, the sorting cleaning tray includes a circular tray, the inner cavity of the circular tray is provided with a through hole adapted to the rotating shaft, and three groups of sliders with the same structure are uniformly arranged on the inner wall of the circular tray, and A chute matching the slider is provided on the outer wall of the rotating shaft, eight sets of partitions with the same structure are evenly arranged on the top of the circular tray, and drainage through holes are evenly provided on the circular tray.

Preferably, the spray washing device includes a thermal insulation installation frame connected to the inner wall of the cabinet, the inner cavity of the thermal insulation installation frame is provided with a circular spray washing plate, and the inner wall of the circular spray washing plate is evenly provided with nozzles, and the circular spray washing plate An infusion tube connected to the right end of the three-way pipe is arranged on the top of the spray washing tray.

Preferably, the drying device includes a heating cylinder, the inner cavity of the heating cylinder is uniformly provided with heating rods, the outer wall of the heating cylinder is uniformly provided with connecting rods, and the outer belts of the connecting rods are all provided with Fixing plate for wall connection.

Preferably, the air purification device includes a punching bag, the outer walls of both ends of the punching bag are evenly provided with sealing gaskets, and the cabinet body is provided with sealing grooves matching the sealing gaskets, and the ports on both sides of the punching bag are provided with filter screen, and between the two sets of filter screens, an activated carbon adsorption plate, a primary filter plate and a HEPA filter plate are arranged in sequence from right to left.

Preferably, the power device includes a motor and a motor waterproof casing wrapped on the outer wall of the motor, and the rotating shaft passes through the motor waterproof casing and is connected to the power end at the top of the motor through a coupling.

A method for disinfecting an integrated cabinet for steam disinfection and cleaning of medical instruments comprises the following steps:

S1: Check whether the sealing of each connecting piece in the device is intact, classify the medical tools to be cleaned and put them into the sorting cleaning tray, and the eight sets of partitions with the same structure in the sorting cleaning tray divide the sorting cleaning tray into eight grades A separate tray can prevent medical tools to be cleaned that do not allow different types and uses, and the cooperation between the slider and the chute can facilitate the disassembly and assembly of the sorting cleaning tray and the rotating shaft;

S2: Add the clean water and chemicals required for cleaning into the water tank through the drug filling port and the water filling port of the water tank, start the water pump, and send the cleaning water with chemicals in the water tank into the three-way pipe, and flow into the tank with insulation In the circular spraying tray of the installation frame, the medical tools in the sorting washing tray are sprayed through the nozzles;

S3: Start the power device at the same time, the motor in it works to drive the rotating shaft to rotate, which can make the sorting cleaning disc rotate, increase the spraying area of the nozzle, and improve the cleaning efficiency, and the cleaned waste water flows into the liquid accumulation tank along with the pipeline, which is convenient centralized processing;

S4: After the water washing process is completed, the non-pressure steam device sends the steam into the high-pressure gas storage tank through the pressurized pump, opens the control valve, and the steam flows into the three-way pipe through the air supply pipe, and also enters the round pipe along with the infusion pipe. In the spray washing tray, the medical tools are sterilized and cleaned by high temperature steam again through the nozzle;

S5: After the steam high-temperature sterilization and cleaning process is completed, the sorting cleaning tray is brought into the area of the drying device for drying operation through the operation of the electric telescopic rod, and the connecting rod connected to the inner wall of the cabinet is connected to the heating cylinder, and the heating rod works , generate high temperature, dry the cleaned medical tools, and at the same time perform high temperature sterilization;

S6: Simultaneously start the ultraviolet germicidal lamp to perform ultraviolet sterilizing operation on medical tools to ensure that the cleaned medical tools have standard cleanliness;

S7: The exhaust gas generated during the cleaning and sterilization process is absorbed and purified step by step by the air purification device with filter screen, activated carbon adsorption plate, primary filter plate and HEPA filter plate, so as to absorb the exhaust gas and avoid being discharged into the air. Exhaust gas pollutes the surrounding environment;

S8: Take out the cleaned and sterilized medical tools and save them for later use.

Compared with prior art, the beneficial effect of the present invention is:

1. Through the classification function of the classification cleaning tray, the device can classify and place the used medical devices according to different types and purposes, avoiding pollution between various tools, and is also convenient for medical staff to take, and through the three-way tube It is convenient to clean the medical equipment with the cleaning water containing the medicine, and it is also convenient to transport the steam, and it can be disinfected and cleaned at high temperature, which improves the cleaning efficiency of the medical equipment;

2. The medical instruments cleaned by cleaning liquid and steam are brought into the high-temperature environment generated by the drying device with the action of the electric telescopic rod. Another sterilization and disinfection operation ensures the cleanliness of medical devices after cleaning.

3. The waste liquid and waste gas generated during the cleaning and disinfection of medical devices are also collected and treated by the liquid accumulation tank and the air purification device is used for adsorption and purification, so as to avoid the waste liquid and waste gas generated during the cleaning and disinfection of medical devices from affecting the surrounding environment. The environment causes pollution and realizes the effect of environmental protection.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is the structure schematic diagram of classification cleaning disk of the present invention;

Fig. 3 is a schematic structural view of the spray washing device of the present invention;

Fig. 4 is a schematic structural view of the drying device of the present invention;

Fig. 5 is a schematic structural diagram of the air purification device of the present invention.

In the figure: 1 bottom plate, 2 legs, 3 classified cleaning trays, 31 circular trays, 32 through holes, 33 sliders, 34 partitions, 4 spray washing devices, 41 heat preservation installation frame, 42 circular spray washing trays, 43 infusion tubes , 44 nozzle, 5 drying device, 51 heating cylinder, 52 heating rod, 53 connecting rod, 54 fixing plate, 6 air purification device, 61 punching bag, 62 sealing gasket, 63 filter screen, 64 activated carbon adsorption plate, 65 primary filter plate , 66 HEPA filter plate, 7 water tanks, 8 water inlets, 9 medicine inlets, 10 water pumps, 11 water supply pipes, 12 tee pipes, 13 air supply pipes, 14 high-pressure gas storage tanks, 15 control valves, 16 booster pumps, 17 none Pressure steam device, 18 cabinet body, 19 electric telescopic rod, 20 rotating shaft, 21 power unit, 22 liquid accumulation tank, 23 ultraviolet germicidal lamp.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Figures 1-5, the present invention provides a technical solution: an integrated cabinet for steam disinfection and cleaning of medical instruments, including a bottom plate 1, feet 2 are provided at the four corners of the bottom of the bottom plate 1, and a water tank is provided on the left side of the top of the bottom plate 1 7. The top left side of the water tank 7 and the outer wall of the left side are respectively provided with a medicine filling port 9 and a water filling port 8 for adding cleaning water and chemicals required for cleaning and disinfection. The top of the water tank 7 is provided with a water pump 10, and the water pump 10 The water outlet is connected with a water delivery pipe 11, and the other end of the water delivery pipe 11 is connected to the liquid inlet at the bottom of the three-way pipe 12, and the right end of the three-way pipe 12 is inserted on the left outer wall of the cabinet body 18, and the cabinet body 18 is provided with On the top of the bottom plate 1, the top air inlet of the three-way pipe 12 is connected with an air supply pipe 13, and the top of the air supply pipe 13 is connected with the left outer wall of the high-pressure gas storage tank 14, and the air supply pipe 13 is close to one end of the high-pressure gas storage tank 14 A control valve 15 is installed on the top to facilitate the opening and closing of steam delivery. The right side of the high-pressure gas storage tank 14 is connected to the air outlet of the booster pump 16 through a pipeline, and the right air inlet of the booster pump 16 is connected to the air inlet of the booster pump 16 through a pipeline. The pressure steam device 17 is connected, and the high-pressure gas storage tank 14, the pressurized pump 16 and the pressureless steam device 17 are all arranged on the top of the cabinet body 18, and the bottom of the inner cavity of the cabinet body 18 is provided with an electric telescopic rod 19, and the electric telescopic rod The top of 19 is provided with a power unit 21, and the top of the power unit 21 is connected with a rotating shaft 20, the outer wall of the rotating shaft 20 is connected with a classification cleaning plate 3, the inner cavity of the cabinet 18 is provided with a spray washing device 4, and the spray washing device 4 Corresponding to the position of the classification cleaning tray 3, a drying device 5 is arranged on the top of the inner cavity of the cabinet body 18, and an ultraviolet germicidal lamp 23 is installed on the top inner wall of the cabinet body 18 for cleaning the medical equipment during the drying process. Ultraviolet sterilizing work, the top right side of the cabinet 18 is plugged with an air purification device 6, to avoid the waste gas flowing into the surrounding environment during cleaning and disinfection to cause pollution, and the bottom right side of the cabinet 18 is connected with a liquid accumulation tank 22 through a pipeline, and the waste The liquid is collected and processed in a centralized manner to avoid polluting the environment, and the liquid accumulation tank 22 is arranged on the top right side of the bottom plate 1 .

Wherein, the sorting cleaning tray 3 includes a circular tray 31, the inner cavity of the circular tray 31 is provided with a through hole 32 suitable for the rotating shaft 20, which is convenient for disassembly and assembly of the rotating shaft 20, and the inner wall of the circular tray 31 is uniformly arranged There are three groups of sliders 33 with the same structure, and the outer wall of the rotating shaft 20 is provided with a chute matched with the sliders 33, and the top of the circular tray 31 is evenly provided with eight groups of partitions 34 with the same structure, which can be used for different types and Classified cleaning and disinfection of medical devices for different purposes, and the circular tray 31 is evenly provided with drainage through holes, which is convenient for draining the water during the cleaning process, and avoids the phenomenon of water accumulation at the bottom of the inner cavity of the circular tray 31;

Spray washing device 4 comprises the heat preservation installation frame 41 that is connected with cabinet body 18 inwalls, fills one side insulation cotton in the inner cavity of installation frame, can effectively reduce the heat loss when steam flows into spray washing device 4, and the heat preservation installation frame 41 The inner cavity is provided with a circular spray washing plate 42, and the inner wall of the circular spray washing plate 42 is evenly provided with nozzles 44, and the top of the circular spray washing plate 42 is provided with an infusion tube 43 connected to the right end of the tee pipe 12, which is convenient for cleaning liquid. and steam transmission;

Drying device 5 comprises heating cylinder 51, and the inner cavity of heating cylinder 51 is evenly provided with heating rod 52, and the outer wall of heating cylinder 51 is evenly provided with connecting rod 53, and the outer belt of connecting rod 53 is all provided with cabinet body 18 inner walls. Attached fixed plate 54;

The air purification device 6 includes a punching bag 61, the outer walls of the two ends of the punching bag 61 are uniformly provided with gaskets 62, and the cabinet body 18 is provided with a sealing groove matching the gasket 62, and the ports on both sides of the outlet bag 61 are provided with filter screens 63, and between the two groups of filter screens 63, an activated carbon adsorption plate 64, a primary filter plate 65 and a HEPA filter plate 66 are sequentially arranged from right to left, to absorb and process the waste gas generated during the cleaning and drying process of medical equipment, Avoid polluting the environment;

The power unit 21 includes a motor and a motor waterproof casing wrapped on the outer wall of the motor to prevent water from entering the motor during cleaning and causing damage to the motor, and the rotating shaft 20 runs through the motor waterproof casing and is connected to the power end on the top of the motor through a coupling .

A method for disinfecting an integrated cabinet for steam disinfection and cleaning of medical instruments comprises the following steps:

S1: Check whether the sealing of each connecting piece in the device is intact, classify the medical tools to be cleaned and put them into the sorting cleaning tray 3, and the eight groups of partitions 34 with the same structure in the sorting cleaning tray 3 will sort the cleaning tray 3 Divided into eight equal trays, it can prevent the medical tools to be cleaned that cannot be used in different types and purposes, and the cooperation between the slider 33 and the chute can facilitate the disassembly and assembly of the sorting cleaning tray 3 and the rotating shaft 20;

S2: Through the dosing port 9 and the water filling port 8 of the water tank 7, add clean water and chemicals required for cleaning into the water tank 7, start the water pump 10, and send the cleaning water with the chemicals in the water tank 7 into the three-way pipe 12 , and flow into the circular spray washing tray 42 with the heat preservation installation frame 41, and spray the medical tools in the classification washing tray 3 through the nozzle 44;

S3: start the power device 21 at the same time, the motor in it works, drives the rotating shaft 20 to rotate, can make the sorting cleaning disc 3 rotate, increase the spraying area of the nozzle 44, improve the cleaning efficiency, and the waste water after cleaning flows into the effusion along with the pipeline In the box 22, it is convenient for centralized processing;

S4: After the water washing process is completed, the non-pressure steam device 17 sends the steam into the high-pressure gas storage tank 14 through the booster pump 16, opens the control valve 15, and the steam flows into the three-way pipe 12 through the air supply pipe 13, and then The infusion tube 43 enters into the circular spray washing tray 42, and the medical tools are steam sterilized and cleaned again through the nozzle 44;

S5: After the steam high-temperature sterilization and cleaning process is completed, the sorting cleaning tray 3 is brought into the area of the drying device 5 for drying operation through the operation of the electric telescopic rod 19, and the connecting rod 53 connected to the inner wall of the cabinet body 18 and the heating cylinder 51 is connected, the heating rod 52 is working to generate high temperature, and the cleaned medical tool can be dried and sterilized at the same time;

S6: Simultaneously start the ultraviolet sterilizing lamp 23 to perform ultraviolet sterilizing operation on the medical tools to ensure that the cleaned medical tools have standard cleanliness;

S7: The exhaust gas generated during the cleaning and sterilization process is absorbed and purified step by step by the air purification device with filter screen 63, activated carbon adsorption plate 64, primary filter plate 65 and HEPA filter plate 66 to absorb the exhaust gas and avoid exhaustion. The exhaust gas entering the air pollutes the surrounding environment;

S8: Take out the cleaned and sterilized medical tools and save them for later use.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (7)

1. An integrated cabinet for steam disinfection and cleaning of medical instruments, comprising a base plate (1), the four corners of the bottom of the base plate (1) are provided with feet (2), it is characterized in that: the left side of the top of the base plate (1) A water tank (7) is provided, and the top left side of the water tank (7) and the left side outer wall are respectively provided with a medicine feeding port (9) and a water feeding port (8), and the top of the water tank (7) is provided with a water pump ( 10), the water outlet of the water pump (10) is connected with a water delivery pipe (11), and the other end of the water delivery pipe (11) is connected with the bottom liquid inlet of the three-way pipe (12), and the three-way pipe (12) The right end of the cabinet body (18) is inserted on the left side outer wall of the cabinet body (18), and the cabinet body (18) is arranged on the top of the base plate (1), and the top air inlet of the three-way pipe (12) is connected with an air supply pipe ( 13), the top of the air delivery pipe (13) is connected to the left side outer wall of the high-pressure air storage tank (14), and the end of the air delivery pipe (13) close to the high-pressure air storage tank (14) is equipped with a control valve (15) , the right side of the high-pressure gas storage tank (14) is connected with the air outlet of the booster pump (16) through a pipeline, and the right side air inlet of the booster pump (16) is connected with the pressureless steam device (17) through a pipeline connected, and the high-pressure gas storage tank (14), pressurized pump (16) and non-pressure steam device (17) are all set on the top of the cabinet (18), and the bottom of the inner cavity of the cabinet (18) is provided with an electric Telescopic rod (19), and the top of electric telescopic rod (19) is provided with power device (21), and the top of power device (21) is connected with rotating shaft (20), is connected with classification on the outer wall of described rotating shaft (20). The cleaning tray (3), the inner chamber of the cabinet (18) is provided with a spray washing device (4), and the spray washing device (4) corresponds to the position of the classification cleaning tray (3), and the cabinet (18) ) is provided with a drying device (5) on the top of the inner cavity, and an ultraviolet germicidal lamp (23) is installed on the top inner wall of the cabinet (18), and an air cleaning device is inserted on the right side of the top of the cabinet (18) (6), and the right bottom of the cabinet body (18) is connected with a liquid accumulation tank (22) through a pipeline, and the liquid accumulation tank (22) is arranged on the top right side of the base plate (1). 2. An integrated steam sterilization and cleaning cabinet for medical instruments according to claim 1, characterized in that: the sorting and cleaning tray (3) includes a circular tray (31), and the inner cavity of the circular tray (31) A through hole (32) matching the rotating shaft (20) is provided, and three groups of slide blocks (33) with the same structure are evenly arranged on the inner wall of the circular tray (31), and the outer wall of the rotating shaft (20) is provided with The chute matched with the slider (33), the top of the circular tray (31) is evenly provided with eight sets of partitions (34) with the same structure, and the circular tray (31) is evenly provided with drainage through holes . 3. An integrated steam disinfection and cleaning cabinet for medical instruments according to claim 1, characterized in that: the spray cleaning device (4) includes a thermal insulation installation frame (41) connected to the inner wall of the cabinet body (18), and the The inner cavity of the thermal insulation installation frame (41) is provided with a circular spray washing plate (42), and the inner wall of the circular spray washing plate (42) is evenly provided with nozzles (44), and the top of the circular spray washing plate (42) is provided with The transfusion tube (43) that is connected with the right end of tee pipe (12). 4. An integrated steam disinfection and cleaning cabinet for medical instruments according to claim 1, characterized in that: the drying device (5) includes a heating cylinder (51), and the inner cavity of the heating cylinder (51) is uniformly arranged There are heating rods (52), and connecting rods (53) are evenly arranged on the outer wall of the heating cylinder (51), and the outer bands of the connecting rods (53) are all provided with fixing plates ( 54). 5. An integrated cabinet for steam disinfection and cleaning of medical instruments according to claim 1, characterized in that: the air purification device (6) includes a punching tube (61), and the outer walls of both ends of the punching tube (61) are uniformly arranged There is a gasket (62), and the cabinet body (18) is provided with a sealing groove matching the gasket (62), the ports on both sides of the punching bag (61) are provided with filter screens (63), and the two groups An activated carbon adsorption plate (64), a primary filter plate (65) and a HEPA filter plate (66) are sequentially arranged between the filter screens (63) from right to left. 6. An integrated cabinet for steam disinfection and cleaning of medical instruments according to claim 1, characterized in that: the power device (21) includes a motor and a motor waterproof casing wrapped on the outer wall of the motor, and the rotating shaft (20) runs through the motor The waterproof casing is connected with the power end on the top of the motor through a coupling. 7. An integrated steam disinfection and cleaning cabinet for medical instruments according to claims 1-6, characterized in that: a disinfection method for an integrated steam disinfection and cleaning cabinet for medical instruments comprises the following steps: S1: Check whether the sealing of each connecting piece in the device is intact, classify the medical tools to be cleaned and put them into the sorting cleaning tray (3), and the eight groups of partitions (34) with the same structure in the sorting cleaning tray (3) ) divides the classification cleaning tray (3) into eight equal trays, which can prevent the medical tools to be cleaned that cannot be tolerated in type and purpose, and the cooperation of the slider (33) and the chute can facilitate the classification of the cleaning tray (3) and the rotating shaft ( 20) Disassembly and assembly; S2: Through the dosing port (9) and the water filling port (8) of the water tank (7), add clean water and chemicals required for cleaning into the water tank (7), start the water pump (10), and put the water tank (7) with The cleaning water of the medicament is sent into the three-way pipe (12), and flows into the circular spray washing plate (42) with the heat preservation installation frame (41), and flows into the classification cleaning plate (3) through the nozzle (44). Spray cleaning of medical tools; S3: Start the power device (21) at the same time, the motor in it works to drive the rotating shaft (20) to rotate, which can make the sorting cleaning disc (3) rotate, increase the spraying area of the nozzle (44), improve the cleaning efficiency, and the cleaning after cleaning The waste water flows into the liquid accumulation tank (22) along with the pipeline, which is convenient for centralized treatment; S4: After the water washing process is completed, the non-pressure steam device (17) sends the steam into the high-pressure gas storage tank (14) through the booster pump (16), opens the control valve (15), and the steam passes through the air supply pipe (13) It flows into the three-way pipe (12), and also enters the circular spray washing plate (42) along with the infusion tube (43), and carries out steam high-temperature sterilization and cleaning of the medical tools again through the nozzle (44); S5: After the steam high-temperature sterilization and cleaning process is completed, the sorting cleaning tray (3) is brought into the area of the drying device (5) for drying operation through the operation of the electric telescopic rod (19), and it is connected with the inner wall of the cabinet (18) The connected connecting rod (53) is connected with the heating cylinder (51), and the heating rod (52) works to generate high temperature to dry the cleaned medical tools and perform high temperature sterilization at the same time; S6: Simultaneously start the ultraviolet sterilizing lamp (23) to carry out ultraviolet sterilizing operation on the medical tools, so as to ensure that the cleaned medical tools have standard cleanliness; S7: The waste gas produced in the cleaning and sterilization process is absorbed step by step by the air purification device with filter screen (63), activated carbon adsorption plate (64), primary filter plate (65) and HEPA filter plate (66). Purify, absorb exhaust gas, and avoid pollution of the surrounding environment caused by exhaust gas discharged into the air; S8: Take out the cleaned and sterilized medical tools and save them for later use.