72 results about "Hydrogen Peroxide Sterilization" patented technology

A surgical instrument including a first portion and a second portion, wherein the second portion can be sterilized separately from the first portion. The first portion can comprise an anvil, a staple cartridge channel and/or staple cartridge, and a movable cutting member. The second portion can comprise electronic components configured to control the surgical instrument and/or record data collected during the use of the surgical instrument. The first portion can be sterilized using a gamma radiation sterilization process while the second portion can be sterilized using a different sterilization process, such as steam, ethylene oxide, ozone, and/or hydrogen peroxide sterilization processes, for example. As a result, the first and second portions can be sterilized separately and delivered in two separate containers. The second portion can be stored within a sealed bag and can include an electrical terminal which can penetrate the bag and communicate with the first portion.

A hydrogen peroxide sterilization device comprises a hydrogen peroxide liquid storage barrel, an ultrasonic atomizer, an electrical control unit, a vaporizing chamber, a metering pump, an solenoid-controlled valve, an air blower, a heater, a filter device, an air inlet and a steam outlet pipe; the ultrasonic atomizer is further provided with an ultrasonic nozzle provided with an air flue to evenly diffuse atomized hydrogen peroxide microdroplets in the vaporizing chamber, the vaporization efficiency is improved, the atomized hydrogen peroxide microdirplets can be vaporized rapidly at a lower temperature, and the energy is saved. Indoor air serves as carrier gas, outside air is not introduced, and secondary pollution is avoided. Hydrogen peroxide big droplets which are not vaporized in the vaporizing chamber can drop back on the heater under the action of gravity to be vaporized again. By controlling various related parameters, a dew point temperature of output vaporized hydrogen peroxide is made to be lower than the indoor temperature all the time, a steady flow is guaranteed for the vaporized hydrogen peroxide, and the water mist condensation phenomenon which occurs in the transport process are avoided.

The invention relates to a hydrogen peroxide plasma sterilizer which comprises a sterilizing cabin, a vacuum system, a liquid feed system, a plasma generator, an air inlet system and a control system, wherein the sterilizing cabin is used for accommodating a sterilizing object; the vacuum system is used for emptying gas in the sterilizing cabin; the liquid feed system is used for filling a hydrogen peroxide sterilizing agent containing water into the sterilizing cabin; the plasma generator is used for exciting a content of the sterilizing cabin to be in a plasma state within a period of a sterilizing circle; the air inlet system allows abacterial air to enter the sterilizing cabin to break the vacuum of the sterilizing cabin; and the control system is used for controlling components of the sterilizer, so that the sterilizer can carry out sterilizing works as a set program. The hydrogen peroxide plasma sterilizer is characterized by also comprising an evaporator used for purifying the hydrogen peroxide sterilizing agent containing water, vaporizing the purified hydrogen peroxide sterilizing agent and conveying the hydrogen peroxide sterilizing agent to the sterilizing cabin for sterilizing. The evaporator can purify the lower-concentration hydrogen peroxide sterilizing agent containing water which is convenient for storage and transport into a high-concentration hydrogen peroxide sterilizing agent, and water is basically removed from the system, thus the sterilizer can sterilize more quickly, sufficiently and effectively.

The invention discloses a method for improving the quality of aquaculture products, and relates to the technical field of aquaculture. The method particularly includes the steps of placing aquatic product living bodies in a circulating water aquaculture system for aquaculture; filtering water discharged form an aquaculture pond with a solid-liquid separator, wherein the hole diameter of a filtering net ranges from 20 micrometers to 100 micrometers; enabling filtered clean water to enter a microorganism biochemical water processing system; conducting peroxidation processing on clean water after biochemical water processing in a hydrogen peroxide-ozone oxidation pond; conducting ultraviolet sterilization processing in an ultraviolet sterilizer on clean water after the hydrogen peroxide-ozone oxidation processing , enabling the clean water to return to the aquaculture pond, and achieving cyclic utilization of aquaculture water. The method is easy and convenient to operate, 2-methylisoborneol, dimethyl naphthalene alcohol and generated microorganism sources of the 2-methylisoborneol and the dimethyl naphthalene alcohol which cause peculiar smells such as the earthy smell are directly or indirectly eliminated under the synergistic effect of ozone, the ultraviolet technology and the hydrogen peroxide sterilization technology, residues of hazardous substances such as a plurality of kinds of heavy metal and pesticides are remarkably reduced, ad the quality and the value of the products are improved.

The invention relates to a method for controlling precise measurement of hydrogen sulfide pulsation injecting liquid through pressure degenerative feedbacks. The method comprises the steps of placing articles to be disinfected in a sterile chamber for disinfection; using a vacuum system to extract vacuum or inflate for the sterile chamber in which the articles to be disinfected are placed; using a plasma generating device to excite the generation of plasmas; using pressure variation signals obtained by a testing control system in the sterile chamber to control a hydrogen peroxide injecting system and determine the dosage of an injected hydrogen peroxide disinfectant, and the injected hydrogen peroxide is excited by the plasmas. Thus, the hydrogen peroxide medium in the plasmas is fully excited, too much or too little injection of the hydrogen peroxide is prevented and precise control of the dosage of the hydrogen sulfide is achieved.

The invention discloses a sterility test process isolator which is characterized by comprising a frame component at the bottom, a glove operation box component arranged on the frame component, an air handling system at the top and an electric system, wherein a hydrogen peroxide steam sterilization system is integrated on one side of the electric system. The isolator completely isolates internal production environment from operators and external environment, reduces the risk of artificial pollution and meanwhile reduces pollution to the operators and the external environment; the isolator reduces a production cleaning area, greatly increases the controllability of a production area and further lowers the operating cost and the maintenance cost; besides, the integrated hydrogen peroxide steam sterilization system is arranged, so that the on-line SIP is realized and the sterility of operating environment is guaranteed.

The invention discloses compound hydrogen peroxide sterilization powder. The compound hydrogen peroxide sterilization powder comprises the following components in percentage by mass: 50-86% of an antioxidant, 10-25% of a synergist, 3-12% of a pH regulator, 1.5-9% of a penetrant, 3-15% of an anti-corrosive agent and 3.0-5.0% of a stabilizer. According to the compound hydrogen peroxide sterilization powder, the synergist is particularly added for enhancing the sterilization function of the hydrogen peroxide sterilization powder and is capable of ensuring that the sterilization time is shorter and more thorough when hydrogen peroxide is in low concentration; the anti-corrosive agent is particularly added, so that the hydrogen peroxide sterilization powder has the advantage of no corrosion and can be safely applied to disinfection and sterilization of instruments such as plastic instruments, rubber instruments, stainless steel instruments, copper instruments, aluminum instruments, carbon steel instruments and iron instruments.

The invention discloses a hydrogen peroxide sterilization method which comprises the following steps: S1, detecting the humidity Phi inside an isolator, and the concentration C of hydrogen peroxide; S2, filling a hydrogen peroxide solution into a heated evaporation disc, and introducing a gas evaporated from the hydrogen peroxide solution into the isolator; S3, setting a humidity value as Phi 1, if Phi is greater than Phi 1, turning to step S4; if Phi is less than or equal to Phi 1, turning back to step S2; S4, stopping filling the hydrogen peroxide solution into the evaporation disc; S5, setting the sterilization concentration of hydrogen peroxide in a sterilization state as C1, if C is greater than C1, turning to step S6, if C is less than C1, turning back to step S2; S6, keeping the sterilization state till a set sterilization time T; S7, stopping detecting the humidity Phi inside the isolator and the concentration C of hydrogen peroxide, stopping heating the evaporation disc, stopping filling the hydrogen peroxide solution into the evaporation disc, and the like. The hydrogen peroxide sterilization method has the advantages that no coagulation can be caused and instruments and meters of sterilization equipment can work stably for a long time.

The invention discloses a tunnel-type hydrogen peroxide sterilization method. The method includes the following steps of preliminary drying of a bottle, pretreating, sterilizing, replacing and later degrading. By vacuumizing the interior of a box and a box pressure-restoring pipeline for replenishing fresh air, most of vaporized hydrogen peroxide is degraded; residual hydrogen peroxide is further degraded in a front/rear buffering portion through laminar flow air, so that concentration 1ppm of hydrogen peroxide outgoing from the plastic bottle of equipment and left by operating personnel of the equipment meets requirements of laws and regulations, production speed is increased, and sterility indicators of the plastic bottle are guaranteed by the clean laminar flow air of the front/rear buffering portion.

The invention provides a movable type room vaporization hydrogen peroxide sterilization system. The movable type room vaporization hydrogen peroxide sterilization system is characterized by comprising a generator, wherein the generator comprises an outer housing; the outer housing is provided with an air outlet and an air inlet; the inner part of the outer housing is partitioned into two parts through an partition board; the first part is communicated with the air outlet; the second part is communicated with the air inlet; the first part is internally provided with a high-efficiency filter; the second part is internally provided with a catakytic decomposition filter, an evaporator and a circulating fan; the circulating fan is connected with a fan discharge pipe; an outlet of the fan discharge pipe is connected with the high-efficiency filter; the evaporator is connected with one end of a hydrogen peroxide suction pipe; and the other end of the hydrogen peroxide suction pipe is arranged inside a hydrogen peroxide placing barrel. By using a dual-cycle control manner, the whole sterilization process can be monitored, the movement is flexible, the operation is reasonable and simple, the running is reliable and low in cost, the sterilization speed is high, and broad-spectrum sterilization can be realized, so that the sterilization ability and efficiency are greatly improved, and people and the environment are protected.

The invention discloses a vacuum type transmission device for vaporization hydrogen peroxide sterilization. The output end of a vaporization hydrogen peroxide device is communicated with a vacuum cavity body; a sealing device is used for sealing a cabin door in the vacuum bin body; a first high vacuum generator and a second high vacuum generator respectively ensure that the vacuum bin body is positioned at two vacuum degree states; the first high vacuum generator also has a function of exhausting vaporization hydrogen peroxide in the vacuum bin body; the output end of an evacuation device is communicated with the vacuum bin body; and a parameter monitoring device is used for monitoring vaporization hydrogen peroxide concentration, temperature, humidity and vacuum degree in the vacuum bin body. The transmission device is short in sterilization period and high in security, and the toxicity, the pollution and the damage to equipment are avoided.

The invention discloses filling equipment which comprises a rack and a conveying mechanism that is arranged on the rack and is used for conveying filling bottles. The filling equipment further comprises a hot air mechanism, a sterilization mechanism, a drying mechanism, a filling mechanism and a cap sealing mechanism that are arranged on the rack along the conveying direction of the conveying mechanism sequentially; the hot air mechanism is used for supplying hot air into the filling bottles; the sterilization mechanism is used for supplying atomization hydrogen peroxide into the filling bottles; the drying mechanism is used for carrying out hot air drying on the filling bottles; the filling mechanism is used for filling the filling bottles; and the cap sealing mechanism is used for carry out cap sealing on the filling bottles. Through an ionic air blowing mechanism, dust in the filling bottles is removed through blowing during electrostatic eliminating; through the combination of the atomization hydrogen peroxide sterilization mechanism and the drying mechanism, hydrogen peroxide after sterilization can be decomposed into water and oxygen more quickly, the residue of hydrogen peroxide in the filling bottles is reduced, and the quality of filling liquid is prevented from being affected; atomization hydrogen peroxide has fast bactericidal effect and consumes short time, so that the profile of the filling equipment is smaller than the traditional machine type during equipment manufacture, and the maintenance of the filling equipment is facilitated better.

A system and method of sterilization for medical instruments within a hydrogen peroxide sterilization process is provided. A medical instrument is housed in a sterilization tray, wherein the sterilization tray is formed from polypropylene and a glass material. The medical instrument and sterilization tray are subjected to a hydrogen peroxide sterilant.

The invention relates to the technical field of medical disinfection and sterilization, and in particular to a vaporized hydrogen peroxide sterilizer. The sterilizer comprises a shell, wherein an upper end of the shell is rotatably connected with a rotating diffuser head, inside of the shell is provided with a hydrogen peroxide storage tank, a liquid level sensor, a liquid pump, a mixing tank, a fan, a vacuum pump, a battery, and an electric heating tube, and a dual-axis motor is provided in the rotating diffuser head; one side wall of the shell is fixedly connected with a singlechip control panel, the singlechip control panel is provided with a display screen, the other side wall of the shell is provided with a maintenance port, and the upper end of the maintenance port is hinged with a cover plate. The sterilizer has compact structure and low cost, is convenient to carry and is suitable for popularization and use.

The invention provides a hydrogen peroxide sterilization detection indicator card and a preparation method thereof. The indicator card comprises a detection card body, the detection card body comprises a condition judgment area and a sterilization detection area, the condition judgment area is coated with color lump ink, and the sterilization detection area is provided with a biological indicator.The manufacturing method comprises the steps of preparing the color lump ink, preparing the biological indicator and arranging the color lump ink and the biological indicator on the detection card body.

The invention provides an electrolyzed water sterilization device, which comprises a shell, wherein an upper electrode and a lower electrode are arranged in the shell; an electrode isolating plate used for isolating a cathode and an anode of the electrodes and keeping a distance between the electrodes is arranged between the upper electrode and the lower electrode. After the device is electrified, the upper electrode and the lower electrode decompose a water molecule into an hydrogen ion (H+) and an oxygen ion (O-), the oxygen ion used as a negative ion is reacted with other peripheral water molecules to generate hydroxide radical (OH-), at the time, a small amount of sodium hypochlorite (HOCL) containing microamount chloride components existed in tap water is also decomposed into HCL+ and O-, and dissolved oxygen (O-, O3-) negative ions and hydrogen peroxide sterilization substances are produced, so that water is sterilized. The electrolyzed water sterilization device provided by the invention is applied in titanium electrode electrolysis, can achieve a sterilization effect without influencing water quality. The device has high design reliability, a long life, a good sterilization effect, low cost, no need for adding a sterilizing agent, and no secondary pollution.

The invention discloses a hydrogen peroxide sterilizer based on the high-frequency high-voltage arc technology. The hydrogen peroxide sterilizer comprises a left rotating shaft, a right rotating shaftand a box body, wherein the left rotating shaft is movably connected with a left side plate of a swing support, and the right rotating shaft is movably connected with a right side plate of the swingsupport; a left side plate of a nozzle support is movably connected with one side of the left side plate of the swing support, a right side plate of the nozzle support is movably connected with one side of the right side plate of the swing support, a bottom plate of the nozzle support is fixedly installed at the bottom end of the right side plate of the nozzle support, and the left side plate of the nozzle support is fixedly installed on the side, away from the right side plate of the nozzle support, of the bottom plate of the nozzle support. According to the hydrogen peroxide sterilizer, a solution in a solution bottle can be sprayed out through the nozzle, the angle of the nozzle can be controlled by swinging the support rotary disc, real-time data of equipment can be visually operated and observed through a touch screen, used parts can be arranged inside through the box body, and thus use is convenient.

The invention discloses a packaging paper sterilization device for a filling machine, relates to filling machines, and aims to solve the problem that packaging paper is not effectively sterilized by filling machines in the prior art. According to the technical scheme, the packaging paper sterilization device for the filling machine comprises a hydrogen peroxide sterilization box, an ultraviolet sterilization box and a sterile traction box; the hydrogen peroxide sterilization box is provided with a first paper feeding groove and a first paper discharging groove; the hydrogen peroxide sterilization box is rotationally connected to an immersion guiding roller; the ultraviolet sterilization box is provided with a protruding portion; the protruding portion is provided with a second paper feeding groove; an ultraviolet lamp is arranged in an inner cavity of the ultraviolet sterilization box; the ultraviolet sterilization box is rotationally connected with two stroke extension rollers; and the ultraviolet sterilization box is provided with a second paper discharging groove. According to the packaging paper sterilization device for the filling machine, packaging paper is driven by a driving roller to sequentially pass through the hydrogen peroxide sterilization box and the ultraviolet sterilization box, thus, double sterilization of the packaging paper is achieved, and the packaging paper sterilization effect is effectively ensured.

The invention discloses a rapid hydrogen peroxide sterilization delivery window. The rapid hydrogen peroxide sterilization delivery window is characterized by comprising a delivery window cavity; a feeding delivery door and a discharging delivery door are arranged at the two sides of the delivery window cavity respectively; the delivery window cavity is communicated with an air inlet system, an exhaust system and an atomization control system respectively; the air inlet system comprises an air inlet valve and an air inlet fan, which are communicated with an air source; the delivery window cavity is communicated with the air source through the air inlet valve and the air inlet fan; the exhaust system comprises an exhaust fan; the exhaust fan is connected with the delivery window cavity through an exhaust valve and a pressure release valve, which are connected in parallel; the atomization control system comprises an atomization nozzle arranged in the delivery window cavity; and the atomization nozzle is connected with a storage tank filled with hydrogen peroxide liquid through a delivery pump. According to the rapid hydrogen peroxide sterilization delivery window in the invention, broad-spectrum sterilization and natural diffusion of hydrogen peroxide vapor can be realized under the conditions of normal temperature and normal pressure; gas circulation loss of hydrogen peroxide vapor is not needed; the sterilization process is short in time and residue-free; and production arrangement is facilitated.