1318results about "Disinfection" patented technology

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 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.

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.

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.

The invention relates to a refrigerator and a refrigerator sterilization and purification method. The refrigerator comprises a refrigerator body, wherein the refrigerator body is provided with at least one chamber; the refrigerating system is arranged in the refrigerator body and is configured to transfer heat in the refrigerator to the outside through circulating flow of a refrigerant; the degerming and purifying device is arranged in the box body and is configured to degerm and purify the chamber; the opening and closing detection device is configured to detect the opening and closing state of the refrigerator door; the at least one controller is connected with the sterilization and purification device and the switch detection device and is configured to receive a door opening signal; wherein the door opening signal is sent when the switch detection device detects that the refrigerator door is switched from the closed state to the open state; in response to the door opening signal, controlling the first timer in the non-timing state to start timing; and under the condition that the timing duration of the first timer reaches the first duration, the sterilization and purification device is controlled to conduct sterilization and purification on the chamber. By the adoption of the scheme, the refrigerator sterilization and purification function matched with user behaviors can be provided for a user.

The invention discloses an integrated nano platform for bimodal detection and synergistic sterilization of pathogenic bacteria as well as a preparation method and application of the integrated nano platform, and belongs to the technical field of food safety. The platform is composed of a multifunctional nano probe (MPDA / Pd SA-DA-CDs / Apt) and a magnetic separation assembly (MNRs / PGA / AM). The probe integrates enzyme-like catalysis and photo-thermal performance and is used for generating colorimetric and photo-thermal dual-mode signals so as to realize high-sensitivity and high-reliability detection of pathogenic bacteria. The magnetic separation assembly is used for specifically capturing and enriching target bacteria and eliminating matrix interference. After detection is positive, the platform can immediately start secondary propulsion synergistic sterilization: firstly, the action distance is shortened through magnetic aggregation, and then pathogenic bacteria are efficiently inactivated and biological membranes are disintegrated by utilizing the synergistic effect of near-infrared laser excitation photothermal effect and active oxygen. According to the invention, the integration of detection and disinfection is realized, the operation is convenient, and the method has important application value in the fields of food safety and biomedicine.

The invention provides an integrated storage and sterilization device for multi-specification cell culture apparatuses, and belongs to the technical field of crossing of biomedical engineering and laboratory intelligent equipment. The device comprises a multi-specification cell culture appliance information acquisition module, a sterilization parameter intelligent calculation module, a sterilization process execution and real-time monitoring module, a sterilization effect intelligent judgment module and a multi-specification cell culture appliance storage adaptation module. According to the invention, through integration of an integrated architecture and an algorithm, sterile treatment, intelligent management and full-process tracing of multi-specification cell culture apparatuses are finally realized, high requirements of biomedical experiments on sterility, adaptability and controllability of the apparatuses are met, meanwhile, the operation efficiency of a laboratory is improved, and personal errors and pollution risks are reduced.

A system for treating and / or preventing a viral, bacterial and / or fungal infection in the oral cavity and / or along the respiratory tract, in particular the interior of the nose, throat, trachea and / or lungs, of a patient by reactive species generated by plasma as well as a plasma for such use is disclosed. The system comprises a plasma source generating reactive species in a gas, the plasma source being configured to be located outside a body of the patient, and a species directing member forming at least one duct for guiding at least a part of the reactive species generated by the plasma source into the oral cavity and / or the respiratory tract.

The present invention relates, in general terms, to a face mask. The present invention also relates, in general terms, to composite material, iron-iron oxide compositions and their methods of fabrication thereof. In particular, the iron-iron oxide composition comprises a cashew testa extract and iron particles and / or oxide core-shell particles. The iron-iron oxide composition can be used as an anti-microbial composition.

The invention discloses an intelligent quintuplet cooperative plasma self-purification robot long-term storage system and a self-adaptive disinfection control method. According to the system, cold plasma, ozone, chlorine dioxide, self-generated nitric oxide and a charge self-purification jump effect are fused, and a dynamic self-purification system with an electric field-gas field-chemical field-intelligent field-thermal field five-dimensional synergistic energy field is constructed. The robot adopts a three-section structural layout and a multi-mode self-adaptive propulsion mechanism, environmental parameters are sensed through AI, discharge power and oxidant release are intelligently regulated and controlled, and precise sterilization, toxicity reduction and mildew prevention in a multi-medium environment are achieved. The system can generate various high-energy active species containing. OH, O, NO, ClO, ONOO and the like, chain splitting decomposition and oxidation mineralization are carried out on mold spores, bacterial cells, aflatoxin and the like, the sterilization rate reaches 99.995%, and the toxin degradation rate exceeds 98%. The system has the characteristics of no residue, low energy consumption, long-acting self-maintenance and the like, is suitable for multiple scenes of grain storage, traditional Chinese medicinal materials, cold chains, farmland, public health and the like, and realizes an intelligent, continuous and chemical-additive-free green storage and dynamic purification system.

The invention relates to the technical field of biological pharmacy, and discloses a preparation method of a ready-to-use stable 3D-MLA adjuvant solution, which comprises the following steps: dissolving citric acid monohydrate and trisodium citrate dihydrate in water for injection to prepare a citrate buffer solution; adding polysorbate 80 into the citrate buffer solution while stirring, and dissolving the polysorbate 80; adding 3D-MLA into the obtained solution under stirring, and dissolving the 3D-MLA; adjusting the pH value of the solution; fixing the volume by using water for injection; sterilizing and filtering through a filter membrane, filling a container with filtrate, and sealing; and refrigerating and storing. According to the present invention, the citrate buffer solution is adopted, the pH value of the adjuvant solution is adjusted, and the combination effect of the buffer system and the pH environment is utilized, such that the chemical degradation of the 3D-MLA in the injection water is effectively inhibited, the technical problem that the solution is easily degraded is solved, and the ready-to-use preparation capable of maintaining the stability under the refrigeration storage condition is obtained.

A system and method for systematic, controlled removal of sterile products from blister packs for use during surgery is disclosed.

A system for producing water for injection that can reduce costs is provided. [Solution] The system comprises a purified water tank 2, a water for injection tank 3, a first UF device 11 and a second UF device 12 that filter purified water, and a supply flow path 5 that connects the second UF device 12 and the water for injection tank 3, and no tank for temporarily storing water for injection is provided between the first UF device 11 and the second UF device 12. Purified water is filtered in the order of the first UF device 11 and the second UF device 12 to produce water for injection, and the water for injection is supplied to the water for injection tank 3 via the supply flow path 5.

The utility model discloses a livestock and poultry house ammonia removal and dust fall exhaust device based on subacid electrolyzed water, and relates to the technical field of livestock and poultry breeding. The device comprises a fixed cylinder, an air inlet, a spraying cavity, a flow channel and a separation cavity which are sequentially communicated are constructed on the fixed cylinder, the air inlet is communicated with a ventilation port of the livestock and poultry house, a spraying mechanism is arranged in the spraying cavity, a water inlet pipe communicated with the spraying mechanism is arranged on the fixed cylinder, a filter cylinder is rotationally arranged in the separation cavity, and a water outlet pipe communicated with the flow channel is arranged in the separation cavity. A connecting cylinder is arranged in the separation cavity, and a feeding hole, a conveying channel and a discharging hole which are communicated in sequence are formed in the connecting cylinder. When the device is used, gas discharged by the livestock and poultry house is sprayed through the subacid electrolyzed water, the ammonia removal and dust fall effects are achieved, solid impurities and the subacid electrolyzed water can be separated so that follow-up treatment can be facilitated, the solid impurities can be cleaned and discharged while the device runs, operation is convenient, meanwhile, the working efficiency is improved, and the device is suitable for popularization and application. Therefore, the practicability is higher.

The utility model discloses a disinfection placing rack for a disinfection supply room, which relates to the technical field of disinfection placing racks and comprises a placing rack body, a plurality of supporting legs are fixedly connected to the outer wall of the bottom of the placing rack body, and a fixing plate is fixedly connected to the inner wall of the placing rack body. If a user needs to put the object into a second storage drawer at a high position, the user only needs to pull a handle downwards, the handle drives a plurality of second curved bars to rotate, the second curved bars drive the second storage drawer to move, the second storage drawer drives a plurality of curved bars to rotate, the curved bars drive a second rotating shaft seat to rotate, and the second rotating shaft seat drives a telescopic rod to move. A telescopic groove buffers a displaced telescopic rod so as to indirectly enable the second storage drawer to displace more stably, and when the second storage drawer displaces to the right front of the second storage drawer, articles can be directly put into the second storage drawer; and the effect that the disinfection articles stored at the high position can be freely controlled to be independently lowered according to the taking requirements so that short users can take the disinfection articles at will is achieved.

The utility model relates to the technical field of kitchen household appliances, and provides a door body structure and a disinfection cabinet comprising the same. The door body structure comprises a door body provided with an interlayer cavity, a control panel assembly and a water accumulation assembly. The control panel assembly is arranged in the interlayer cavity and comprises a control panel body and a support, the support is arranged on the door body and provided with an assembling space in a surrounding mode, at least part of the control panel body is contained in the assembling space and connected to the support, and at least the upper position of the support is provided with a flow guide channel arranged on the peripheral side of the control panel body in a surrounding mode. The water collecting assembly at least comprises a water collecting cavity, and the water collecting cavity is arranged below the control panel assembly and communicates with the flow guide channel. According to the door body structure, the protection effect and the waterproof effect on the control panel are effectively improved.

The invention discloses a control method of a disinfection device, the disinfection device, a storage medium and a computer program product, and the control method of the disinfection device comprises the following steps: when the disinfection device is triggered to start a preset working mode, carrying out first timing, and when the disinfection device is triggered to close the preset working mode, stopping the first timing; continuously acquiring the duration of a plurality of first timers and the time interval between two adjacent first timers in the plurality of first timers; and adjusting the disinfection duration and the disinfection intensity of the preset working mode according to the duration of the plurality of continuous first timing and / or the plurality of time intervals. The invention aims to optimize the disinfection mode of the disinfection device, so that the disinfection device adapts to the use habit of a user.

Machine for washing and / or decontaminating objects, for applications in the chemical, pharmaceutical and / or clinical / preclinical research fields, comprising: a box-shaped body (10), defining a treatment chamber (20), said treatment chamber (20) having at least one entrance (30); a door (40), associated with said entrance (30) and controllable between a closed condition, in which it closes said entrance (30), and an open condition, in which it does not close said entrance (30); an inflatable gasket (50), extending along a perimeter of said door (40), said inflatable gasket (50) being controllable between an inflated configuration, in which it generates a sealed closure when said door (40) is in the closed condition, and a deflated configuration; at least one latch (60), controllable between an operating condition, in which it locks the door (40) in the closed condition, and a rest condition, in which it exerts no locking action; a pneumatic circuit (100), acting upon said inflatable gasket (50) to bring it into the inflated configuration. Said at least one latch (60) houses part of said pneumatic circuit (100).

The invention belongs to the technical field of photo-thermal evaporation materials, and discloses a composite photo-thermal material Fe / PANI / GF and a preparation method and application thereof. The preparation method of the composite photo-thermal material Fe / PANI / GF comprises the following steps: taking graphite felt (GF), and activating at high temperature to obtain activated graphite felt; uniformly depositing polyaniline on the surface of the activated graphite felt by adopting a constant current method or a cyclic voltammetry to obtain acid-doped polyaniline (PANIES / GF); and dipping the acid-doped polyaniline in a ferric salt solution or a ferrous salt solution, and dispersing and loading Fe on the PANI nano-particle layer through Fe-N coordination to obtain the composite photo-thermal material Fe / PANI / GF. The method shows wide application prospects in the fields of seawater desalination, high-salinity wastewater treatment, heat-assisted power generation, photo-thermal driven sterilization, soil remediation and the like, and an innovative scheme is provided for solving the problems that a traditional photo-thermal material is low in efficiency, poor in stability, high in cost and the like.

Some embodiments are directed to a device for a surgical instrument, including at least one sensor, a circuit for controlling and processing signals coming from the at least one sensor, a memory for storing information coming from the circuit, and a radio interface for transmitting this information to an external device, the sensor(s), the circuit, the memory and the radio interface being powered by a power source, the circuit, the memory, the radio interface and the power source being housed in one or several hermetic and heat and pressure resistant case(s), in order to allow an autonomous operation of the device.

The invention belongs to the technical field of clothes processing equipment, and discloses an air supply assembly of a clothes dryer, a clothes drying cylinder and the clothes dryer, the air supply assembly comprises an air duct and a fan arranged in the air duct, and a nanometer piezoelectric material is attached to the fan and / or the inner wall of the air duct. The nanometer piezoelectric material rubs with wet air flow to generate potential difference; a nanometer piezoelectric material is attached to at least part of the inner wall of the clothes drying cylinder, and the nanometer piezoelectric material rubs with clothes in the cylinder to generate potential difference. According to the clothes dryer, in the working process of the clothes dryer, the nanometer piezoelectric material in the air supply assembly makes contact friction with wet air flow, or the nanometer piezoelectric material in the clothes drying cylinder makes contact friction with clothes, potential difference can be generated under the passive and consumption-free condition, then water is decomposed to generate oxidation active substances, and the effects of degerming, wrinkle removing and odor removing of the clothes are enhanced.

The utility model relates to disinfection technical field especially, more particularly to a kind of disinfection equipment of drinking water bucket, including organic shell etc.;The shell is the assembly carrier of this equipment, the upper portion front side of the shell is equipped with opening;Further include: mounting frame, fixedly installed between the inner wall of the shell upper portion both sides;Snap ring, with not less than three and respectively fixedly installed in the top surface of the mounting frame, the snap ring is connected to the inside of the mounting frame, the snap ring is made of elastic material, the snap ring can be clamped on the barrel mouth outer wall of inverted drinking water bucket.The utility model is through the system of spray head and hollow tube, electric sliding rail drives spray head to lift by lifting frame, ensure the overall coverage of drinking water bucket inner wall from bottom to top, motor drives hollow tube and spray head rotation by bevel gear set, so that spray head can carry out multiple dead angle-free rotation cleaning and disinfection in drinking water bucket, improve the effect of drinking water bucket cleaning and disinfection.

A method of making an object including a coating unit having antibacterial and antiviral activity includes (a) providing an untreated object; (b) spraying a primer material onto a surface of the untreated object so as to form a primer coating layer, thereby obtaining a primed object; (c) baking the primed object obtained in step (b) to dry the primer coating layer, thereby obtaining a baked object; (d) spraying a varnish material onto a surface of the baked object obtained in step (c) so as to form a varnish coating layer on the primer coating layer, thereby obtaining a varnished object; and (e) baking the varnished object obtained in step (d) to dry the varnish coating layer, thereby forming a coating unit having the primer coating layer and the varnish coating layer on the surface of the object. An object including an untreated object and a coating unit is also provided.

A latch and lock assembly includes a lever pivotable between a latched and unlatched position. A first actuator selectively moves a locking tab between a locked and unlocked position. In the locked position, the locking tab blocks pivotable movement of the lever from the latched position to the unlatched position. In the unlocked position, the locking tab allows pivotable movement of the lever from the latched position to the unlatched position. A second actuator selectively rotates a door opening tab between a first and second position when the locking tab is in the unlocked position is included. When the door opening tab is in the first position the lever is in a latched position, and when the door opening tab is rotated from the first position to the second position, the door opening tab abuts the lever and urges the lever from the latched position to the unlatched position.

A head unit for electrochemical treatment of a surface including a handle having an output tube and a vacuum tube. The output tube and the vacuum tube configured to couple the handle to a portable cart. The head unit including a body coupled to the handle and an electrode disposed within the body and coupled to the output tube and the vacuum tube. The electrode including a plurality of output channels for outputting an electrochemical solution and a plurality of vacuum channels for vacuuming the electrochemical solution outputted from the plurality of output channels. Each of the plurality of output channels is disposed proximate to at least one of the plurality of vacuum channels and the electrode is fluidly coupled to the output tube to receive the electrochemical solution from the output tube.

The utility model relates to the technical field of life electric appliances, in particular to an ozone generating device and humidifying equipment, the ozone generating device comprises a shell, the shell is provided with a reaction cavity, a liquid inlet and a liquid outlet, the liquid inlet is used for feeding electrolyte into the reaction cavity, the liquid outlet is used for discharging the electrolyte from the reaction cavity, and the shell is provided with a turbulent flow part; the turbulent flow part is fixed relative to the position of the shell and is suitable for playing a role in stirring the electrolyte when the electrolyte flows through the turbulent flow part; and the electrolysis module is arranged in the reaction cavity and is used for electrolyzing the electrolyte to generate ozone. Therefore, the electrolyte can flow through the reaction cavity from the liquid inlet and then is discharged from the liquid outlet, turbulent flow in the electrolyte can be increased when the electrolyte flows through the turbulent flow part, and the diffusion effect of ozone in the electrolyte is enhanced by enhancing the turbulent flow degree of water flow (namely the flowing electrolyte), so that efficient mixing of ozone and water is realized, and the uniformity is improved; the ozone concentration in electrolyzed water is effectively increased, and the sterilization and disinfection performance of ozone water generated by electrolysis is improved.

A system and method for systematic, controlled removal of sterile products from blister packs for use during surgery is disclosed.

The utility model relates to a particulate matter collecting device, which belongs to the technical field of sterilization cabinets and comprises a device main body connected to a bypass opening of a water distribution pipe of a sterilization cabinet. The device body comprises a cylinder used for collecting particulate matter, and a blocking plate is arranged at the bottom end of the cylinder in a closed mode through a first hoop. And the top end of the cylinder is externally connected to a water distribution pipe of the sterilization cabinet through a second hoop. The barrel comprises an external connection end, a neck portion and a barrel body which are sequentially arranged from top to bottom. Guide plates are arranged on the inner wall of the cylinder body, a drainage cavity is formed between every two adjacent guide plates, and a deposition cavity is formed by the cylinder body and the adjacent guide plates; drainage holes are formed in the side face of the cylinder body. Part of water flow of the water distribution pipe is sucked into the barrel through the drainage holes and the drainage cavity, particulate matter gathers into the barrel along with the water flow, the guide plate guides the particulate matter to gather into the deposition cavity, the stirring effect of turbulent flow on the particulate matter is reduced, it is guaranteed that the particulate matter can be stably collected into the barrel, and the probability that the water distribution pipe is blocked is greatly reduced; the stable operation of the sterilization cabinet is ensured.

The disclosure relates to a header bag for packaging at least one medical device, including at least one sheet configured to be sealed to form an enclosure for the at least one medical device, the at least one sheet including at least an inner layer and an outer layer, the inner and outer layers being impervious to gas so that a vacuum can be created in a volume extending between the inner and outer layers, wherein the header bag further includes a pressure sensor arranged between the inner and outer layers and an RFID tag configured to communicate with the pressure sensor.

The invention provides a biological safe and efficient fattening field, and belongs to the technical field of livestock breeding. A negative pressure isolation belt is formed by the outer shell and the inner shell, so that external air is forced to flow through the visible light catalysis quantum dot layer to realize pathogen inactivation while the gas flow rate is controlled. An optical fiber sensing siphon is arranged below the slatted floor to monitor sewage pathogenic bacteria in real time. Live pigs enter the house through the third-stage buffer channel. The system breaks through the limitation of a traditional physical barrier, full-path blocking of a transmission chain of epidemic diseases such as African swine fever is achieved, and the biological safety level is improved by two orders of magnitude.