2417results about "Disinfection" patented technology

The invention discloses a self-adaptive control method for lead clothes disinfection, and relates to the technical field of intelligent control. The method comprises the following steps: constructing a lead clothes management library, obtaining a lead clothes demand condition, obtaining lead clothes use parameters and material parameters, obtaining a self-adaptive control instruction through a self-adaptive disinfection control model, monitoring the lead clothes disinfection process in real time, adaptively adjusting disinfection parameters, and optimizing the self-adaptive disinfection control model by using a disinfection historical record. According to the method, the self-adaptive disinfection control model is used for matching the first batch of recommended disinfection modes according to the lead garment material parameters, the demand index and the bacterial pollution index are calculated, the optimal second batch of disinfection modes are dynamically selected from the recommended disinfection modes, and the disinfection parameters are adjusted by using real-time monitoring data.

A device for inhibiting condensation distortion on an optical element of a medical instrument configured for insertion into a body cavity is provided. The device may include a housing; a cavity within the housing, the cavity being sized to removably retain at least a portion of the medical instrument therein, wherein the portion includes the optical element; a plasma activation zone within the cavity and arranged such that when the at least a portion of the medical instrument is retained within the cavity, the optical element is located within the plasma activation zone; a plasma generator configured to be activated to cause formation of a plasma cloud in the plasma activation zone in a vicinity of the optical element; and a controller configured to activate the plasma generator for a time period sufficient to cause the optical element to become hydrophilic prior to insertion into the body cavity.

The partial or full dehydration of organic or inorganic matter containing water by induction of matter into a vacuum and processing matter through a specially designed acceleration channel is disclosed. The inducted matter accelerates in air from zero speed to sub-sonic speed to reach supersonic speed. As the material transitions the sound barrier, it is subject to acoustic shock waves and an instant negative pressure drop occurs. The sound waves disintegrate, disinfect the material and extract part or all moisture from any organic or inorganic material.

The invention relates to the technical field of washing equipment, and discloses a washing electric appliance tableware disinfection control method, system and equipment and a storage medium, the working state of a draining pump is accurately judged through preset pre-draining and formal draining conditions and monitoring of the working current of the draining pump, and the washing electric appliance tableware disinfection control method and system are provided. The plasma disinfection is started only when the drainage is normal and has no fault and no accumulated water residue risk is ensured, so that the internal environment of the plasma module is effectively protected, the performance of the plasma module is prevented from being damaged, and the disinfection reliability of the washing electric appliance tableware is ensured.

A pathogen surrogate, formed by a DNA tag or bar code and a carrier, is described for use in the validation and verification of sanitation, such as in food processing operations and for wash water systems for fresh produce. The carrier material is selected so that the pathogen surrogate mimics the behavior of a pathogen when subjected to a sanitation operation. One or more surrogates can be introduced in to an environment, which is then subjected to sanitation process, followed by a detection process using the DNA tag of the surrogate.

The invention relates to the technical field of pitaya tank disinfection, in particular to a moxibustion pitaya tank disinfection device which comprises a base plate. The device further comprises a shell, a supporting pipe, a housing and the like. A shell is fixedly connected to the upper surface of the chassis; the shell is provided with at least six cavities distributed in an annular array. The central point of the shell is fixedly connected with a supporting pipe; and the supporting pipe is fixedly connected with a housing. According to the disinfection device for the pitaya tank for moxibustion, which is obtained through the design, bacteria, viruses or blood (such as when the skin is damaged) at the opening of the pitaya tank are scrubbed and cleaned through the sponge ring which continuously rotates anticlockwise on the scrubbing assembly; smoke dust, moxa ash or other pollutants tightly attached to the inner surface of the pitaya tank are scraped and cleaned through a plurality of cleaning wires continuously rotating anticlockwise on the brushing assembly, and then sweat, sebum or other secretions on the outer surface of the pitaya tank are repeatedly brushed and cleaned through a brush disc and brush strips.

A method of manufacturing a medical device made of polylactic acid (PLA) and hydroxyapatite (HA) aimed at the repair of fractures or considerable bone injuries, using 3D printing and electrospinning techniques.

A respiratory apparatus for providing a flow of gases to a user for respiratory therapy. The respiratory apparatus comprises a controller that is operable to execute one or more leak detection algorithms to determine leaks and / or components missing in the flow path. The leak detection algorithms compare pressure and / or flow rate signals to one or more thresholds using a two-stage evaluation process to determine leaks.

The present invention generally relates to a process for fabricating a reduced graphene oxide (rGO)-based antifouling marine coating is disclosed. The process begins with preparing a dispersed graphene oxide solution, followed by chemical reduction using hydrazine hydrate at 90-95° C. for 3 hours to form a dispersed rGO solution. This solution is then washed, filtered, and sonicated for 6 hours to ensure stability. A polymer solution is prepared by dissolving 40-50 wt % epoxy resin in acetone at 50° C. The antifouling composite is then formed by combining the rGO solution, 10-15 wt % zinc oxide nanoparticles, and 1-5 wt % carbon nanotubes with the polymer solution, followed by 6 hours of sonication at room temperature. Finally, the resulting composite material is applied to a substrate as a coating using spraying, brushing, dipping, or spin coating. This coating offers a promising solution for preventing biofouling on marine structures.

The invention discloses a DBD plasma disinfection and sterilization treatment system which comprises a base, conveying rollers are rotationally arranged on the base through a first support and a first connecting shaft, a conveying belt is arranged between the two conveying rollers, and a disinfection and sterilization machine shell is further arranged on the upper portion of the base through a second support. A DBD plasma generator is arranged at the top of a disinfection chamber in the disinfection and sterilization machine shell, a disinfection and cleaning pool is arranged on the base, and the lower end of the conveying belt is guided by a guide roller to pass through the lower portion in the disinfection and cleaning pool. The conveying belt is used for horizontally conveying articles to be disinfected, the DBD plasma generator is used for generating DBD plasma for disinfection and sterilization treatment when the articles pass through the disinfection chamber of the disinfection and sterilization machine shell, the articles are discharged from one end of the conveying belt after disinfection is completed, the disinfection and sterilization effect is good, continuity is high, and the continuous disinfection and sterilization efficiency of the multiple articles can be improved.

The present disclosure relates to a negative ion generating device and an air purifier. The negative ion generating device includes a housing, a negative ion assembly, and a cleaning assembly. The negative ion assembly is arranged to the housing, and the negative ion assembly includes a conductive fiber brush. The cleaning assembly is arranged to the housing, the cleaning assembly includes a driving mechanism and a cleaning member, and the cleaning member can move under action of the power provided by the driving mechanism, and contact or separate from the conductive fiber brush during movement.

Provided is a hygiene evaluation apparatus capable of precisely evaluating a hygiene state of hands. A hygiene evaluation apparatus includes a captured image acquiring unit that acquires a captured image of a hand, a calculating unit that calculates a score regarding a substance stuck to the hand, using the captured image, and an output unit that outputs the score calculated by the calculating unit. It is possible to more precisely perform evaluation by more directly evaluating a hygiene state of hands using the captured image of the hands.

The invention relates to the technical field of clean clothes workflow management, in particular to a clean clothes comprehensive management system based on an intelligent management platform, which identifies electronic codes of clean clothes through an RFID identification module, and records management information of the clean clothes in the stages of distribution, use, recovery, cleaning and sterilization in the workflow; a clean clothes image is collected before each process sub-stage through a process monitoring module, and a label state is detected by adopting a target detection algorithm; when it is detected that the label deviates or falls off, early warning is triggered; the resource state management module performs anomaly detection based on the information of the cleaning and sterilization stages, and dynamically adjusts the washing threshold value and the expected life of the RFID tag; the visual code tracing module obtains identity information by scanning the visual code on the clean clothes when the RFID tag loses efficacy or falls off. According to the invention, the intelligence and reliability of clean clothes management are obviously improved, and powerful support is provided for accurate tracing and efficient management of the working process.

The application discloses a six-pole ring plasma generating device for sterilization and disinfection, which is composed of a plasma generating area, a plasma activated water storage area and a plasma special power supply; the plasma generating area is composed of a fan, a single-pole high-voltage electrode column, a quartz tube, a six-pole grounding electrode column and a ring electrode fixing plate; the upper side wall of the plasma generating area is provided with a circular air hole in the center; the plasma activated water storage area is located below the plasma generating area and communicates with the plasma generating area; the left side wall of the plasma activated water storage area is provided with a circular water injection hole in the center, and the front side communicates with a water faucet. Gas enters the plasma generating area through the circular air hole and generates plasma under the action of high voltage. The gas carrying the plasma enters the plasma activated water storage area, so that ordinary water is changed into plasma activated water, and the plasma activated water can be taken through the water faucet.

A system is provided for maintaining sterile fields in a monitored enclosure. Multi-modal sensor data associated with a subject performing a plurality of actions within a monitored enclosure is correlated. The multi-modal sensor data is received at defined time intervals from a plurality of sensing devices located within the monitored enclosure. The subject is authorized to selectively perform a set of designated tasks based on contextual analysis of the correlated multi-modal sensor data, the set of parameters retrieved from a data store, and / or a set of activities performed by the subject. A notification is generated, via a portable device associated with an unauthorized subject, based on detection of an event associated with an unauthorized action performed by the unauthorized subject.

An annular apparatus is provided for generating accelerated electrons, wherein ions from a glow discharge plasma may be accelerated onto the surface of an annular second cathode and electrons emitted by the annular second cathode may be accelerated towards an annular electron exit window by a second electrical voltage applied between the annular second cathode and an annular second anode, wherein a housing is designed as a first cathode; a first anode comprises a number of wire-like electrodes which extend completely or partially through an annular evacuable space, and wherein a second reservoir contains a hydrocarbon-containing compound which may be admitted into the evacuable space through the at least one first inlet.

A biological indicator includes: a BI housing; a germinant container inside the BI housing and housing a germinant composition; a germinant releaser configured to release the germinant composition from the germinant container; a germinant releaser support supporting the germinant releaser and configured to bring the germinant releaser into contact with the germinant container upon application of a force to the germinant releaser support or the germinant container; a first spore carrier inside the BI housing, the first spore carrier having a plurality of spores deposited at a first surface thereof; and an imaging window at a first surface of the BI housing. A BI reader is configured to detect and quantify the presence of live spores in the BI, and includes an excitation source, a camera for capturing images of the spores over time, and a processor for analyzing the images to determine the presence of live spores.

The present invention relates to an automated brush-cleaning device, comprising: a base that comprises a washing tray above which one or more brushes can be washed, an openable lid with a brush holder, the brush holder comprises one or more brush seats configured to receive one or more brushes for holding the brushes during their cleaning, wherein when said openable lid is closed a washing cavity is defined between said openable lid and washing tray, enclosing the lower portions of one or more brushes cleaned therein, whereas the top portions thereof extend outside said brush-cleaning device. The automated brush-cleaning device further comprises an air circulation module, a control module, and a power supply module, wherein the device is configured to automatically clean one or more brushes by washing and drying their lower portions, and by applying multiple mechanical loads during the cleaning, thereby disintegrating and detaching undesired substance residues therefrom.

The invention discloses an efficient internal circulation drying dish rack structure and a tableware cabinet, and belongs to the technical field of household appliances. The dish rack structure comprises a dish rack, a drying fan and an air inlet of the drying fan, and further comprises a circulating air assembly with a drying air duct, the drying air duct comprises a distribution air duct and a conveying air duct; a distribution opening is formed in the distribution air duct, and gas output by the drying fan is conducted to the distribution opening through the distribution air duct; the conveying air duct is provided with an air collecting opening and multiple air outlets. During drying, the air collection opening is communicated with the distribution opening in a butt joint mode, and the multiple air outlets are formed in different drying areas on the dish rack. The air outlets are dispersedly and directionally formed in the bottom of the bowl basket, so that tableware to be dried is located on the inevitable path of a flow path of drying gas, and then the efficient drying effect is achieved.

An ultrasonic cleaning device 2 for oral appliances, comprises a tank 102 for holding a liquid and at least one oral appliance, an ultrasonic transducer 104 arranged to convey ultrasound signals to the tank, and a control circuit for driving the transducer, the control circuit arranged to provide at least a first mode and a second mode, the first mode comprising a first period during which an ultrasound signal is arranged to be provided at a first amplitude (step 216), and the second mode comprising at least a second period during which an ultrasound signal is arranged to be provided at the second amplitude (step 220) followed by a third period during which an ultrasound signal is arranged to be provided at the third amplitude (step 222), following by a fourth period during which an ultrasound signal is arranged to be provided substantially at the second amplitude (step 224), and wherein the second, third and fourth periods are substantially equal and shorter than the first period and the third amplitude is substantially lower than the second amplitude. The second mode may further comprise a fifth period during which an ultrasound signal is arranged to be provided at substantially the third amplitude (step 226) and a sixth period during which an ultrasound signal is arranged to be provided substantially at the second amplitude (step 228).

The invention discloses a device for preparing a plasma activating solution on a large scale and application of the device in food sterilization. The device comprises a power supply, a gas supply system, a water tank and at least one mixed plasma reactor, the hybrid plasma reactor is arranged in the water tank and comprises a medium pipe, a rod-shaped grounding electrode, a first high-voltage electrode and a second high-voltage electrode; the rod-shaped grounding electrode, the first high-voltage electrode and the second high-voltage electrode are fixed in the dielectric tube; the first high-voltage electrode is a metal tube and sleeves the rod-shaped grounding electrode, and the rod-shaped grounding electrode is located in the center of the first high-voltage electrode; a dielectric layer is arranged on the inner surface of the first high-voltage electrode; the second high-voltage electrode is arranged below the first high-voltage electrode and sleeved outside the rod-shaped grounding electrode, and the rod-shaped grounding electrode is located at the center of the second high-voltage electrode. According to the invention, the variety and concentration of active ingredients in the plasma activating solution are improved, high-level food sterilization application is realized, and the device has spectral antibacterial property, is simple, energy-saving and extensible, and can be suitable for various food sterilization scenes.

The embodiment of the invention provides a sterilization system control method and related equipment. The sterilization system control method comprises the following steps: determining whether sterilization treatment is needed or not according to water consumption data of the water softener; if sterilization treatment needs to be carried out, corresponding sterilization parameters are determined, and the sterilization parameters comprise electrolysis time; and sterilizing the water softener according to the sterilization parameters. According to the technical scheme, whether sterilization treatment needs to be carried out or not is determined according to the water consumption data of the water softener, if sterilization treatment needs to be carried out, the corresponding sterilization parameters are determined according to the water consumption data of the water softener, and precise adjustment of the sterilization strength of the resin tank is achieved. And the water softener is sterilized according to the sterilization parameters, so that healthier and safer water quality can be provided.

The present invention is directed to a method for combining dehydrofreezing and medium to far spectrum infrared radiation to preserve biological material. IR transfers energy and penetrates food products, thereby removing naturally present moisture. The present invention provides a novel method of combining pH treatment, infrared radiation, freezing, and vacuum-sealing for preserving biological material. Biological materials are preserved through either a pH treatment or with heat to remove harmful pathogens, followed by processing using far spectrum infrared radiation which may be powered by either gas or electric means. The processed materials undergo a freezing process which may be done using Individual Quick Freezing or blast freezing methods The frozen processed material is then packaged via vacuum sealing.

The utility model relates to the technical field of farm disinfection, in particular to sheep farm disinfection equipment which comprises a base, a disinfection device and a moving assembly, the disinfection device is installed above the base, the moving assembly comprises a supporting frame, a supporting plate, a sliding component, a transverse rod, a sliding block and a connecting component, and the supporting plate is fixedly connected with the supporting frame. The transverse rod is connected with the supporting plate through a sliding component, the sliding component supports the transverse rod, the sliding block is connected with the transverse rod in a sliding mode and is located in the center of the transverse rod in the length direction, the base and the transverse rod are connected through a connecting component, and the connecting component drives the base to move. Therefore, the step of cleaning the disinfection device is reduced, and the disinfection efficiency is improved.

The invention discloses an intelligent ultraviolet disinfection method and system. The system comprises a multiband ultraviolet light source assembly, an environment and object sensing assembly and an intelligent control assembly, the intelligent control assembly predicts disinfection effects under different wave bands through a built-in machine learning prediction model according to real-time environment parameters, disinfection object characteristics and personnel existence states, and dynamically generates an optimal control strategy. On the premise of ensuring that the disinfection effect reaches the standard, continuous safe operation in a man-machine coexistence environment is realized, the operation energy consumption and the equipment loss are reduced, and the device is suitable for multi-scene disinfection application of water bodies, air and object surfaces.

An air purifier that includes a front and a rear housing, a power supply that is in communication with a controller, a fan, and an air purifying assembly that is within the rear housing and includes a first air filter, a second air filter, a UV light, an odor absorber, and a fragrance diffuser. Further, the first air filter is restrained vertically within the rear housing using a first set of filter holders that define a first filter holder axis and are attached to a right side and a left side of the rear housing and the second air filter is restrained at an offset angle to the first air filter within the rear housing using a second set of filter holders that define a second filter holder axis and are attached to the right side and the left side of the rear housing.

The invention relates to the technical field of medical instrument disinfection, and particularly discloses a surgical instrument disinfection treatment system, method and device.The system comprises an instrument state recognition module, a disinfection treatment module and a disinfection treatment module, if yes, performing material identification and pollution degree identification on the to-be-disinfected surgical instrument placed in the sterilization chamber to obtain a surgical instrument state identification result; the disinfection strategy generation module is used for generating a corresponding optimal disinfection strategy based on a disinfection control instruction input by a user and a surgical instrument state recognition result; the disinfection and sterilization execution module is used for controlling real-time disinfection parameters in the sterilization chamber based on the optimal disinfection strategy to obtain a disinfection treatment result; the disinfection process is optimized, the disinfection effect is improved, and the sanitary quality of the surgical instruments is guaranteed.

The invention belongs to the technical field of household appliances, and discloses an inner container self-cleaning system, an integrated cooker and a cleaning method of the inner container self-cleaning system. The inner container self-cleaning system comprises an inner container, a water purifying tank, a shunt valve and a circulating water tank, the inner container can be closed and is provided with a heating assembly, the heating assembly is configured to be capable of heating water in the inner container, and a spraying structure is further arranged in the inner container; the water purifying tank can supply water to the spraying structure or the inner part of the inner container; the shunt valve is communicated with the bottom of the inner container, the shunt valve is provided with two water outlets, the shunt valve can close the two water outlets at the same time or open any water outlet independently, and one water outlet leads to the oil box; water flowing out of the other water outlet can be stored in the circulating water tank or flow back to the spraying structure, and the circulating water tank can supply water to the spraying structure. According to the inner container self-cleaning system, automatic cleaning of the inner container can be achieved, time and labor are saved, and bacterium breeding in the inner container is avoided.

A cleaning wizard monitors and provides feedback for cleaning of medical equipment to ensure that cleaning is performed based on best practices. The cleaning wizard receives a video stream comprising an item of medical equipment and inputs a first set of video frames from the video stream into a first machine learning model. The first machine learning model is trained to output whether the first set of video frames corresponds to activity that initiates a cleaning protocol for the item of medical equipment. Responsive to the cleaning protocol being initiated, the cleaning wizard inputs a second set of video frames into a second machine learning model trained to output whether the second set of frames meets criteria of the cleaning protocol. Responsive to all criteria of the cleaning protocol being met, the cleaning wizard transmits a notification to an operator that the cleaning protocol is complete.