525results about How to "Guaranteed sterility" patented technology

A portable debridement and irrigation device includes a body structure and a disposable spray nozzle structure and spray reduction cup removably mounted thereon. A battery-powered electric pump device is in liquid transmission connection with the disposable spray nozzle device. A removable and replaceable liquid storage container which holds a sterile liquid is held within a storage container receiving chamber formed within the body structure in liquid transmission connection with the electric pump, and a pump engagement switch is operatively interposed between the battery and the electric pump for engaging and disengaging the electric pump. Finally, a pump speed control device with a limiting device for preventing it from proceeding beyond a predetermined operating setting unless the operator intentionally disengages the limiting device is operatively connected to the electric pump for adjusting the operating speed of the pump and thus the outflow speed of liquid from the spray nozzle.

Advancements in bandages for treating puncture wounds shown and described herein include sealed bandage with flexible adhesive strips disposed on more rigid carriers with at least one separation line. Bending the sealed bandages separates the carrier along the path of the separation line(s) to thereby pull the strip away from the carrier in the vicinity of the separation line such that at least a portion of the carrier may be pulled from the strip and the bandage applied to a patient. This abstract is provided for the sole purpose of complying with the rules requiring an abstract to allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure contained herein. This abstract is submitted with the express understanding that it will not be used to interpret or to limit the scope or the meaning of the claims.

The present invention relates to a Chinese medicine or animal plant volatile oil (fat) emulsion and its preparation method. Said injection composition includes (by wt%) 0.1-10% of Chinese medicine or animal plant volatile oil (fat), 0%-10% of injection oil (including medium and long chain oil), 0.5%-15% of emulsifier, 0%-3% of emulsification adjuvant and 1%-10% of isoosmotic regulating agent. Besides, it also contains pH regulating agent, antioxidant and preservative (bacteria inhibitor). Said emulsion can be filtered and sterilized by adopting micropore filtering membrane with 0.3 micron or less than 0.3 micron or G6 incipient fusion glass funnel.

The invention discloses a reverse osmosis water purifier. The water purifier comprises a water circuit device and an electric circuit device, wherein the water circuit device comprises a municipal tap water inlet, a first-level filter core, a second-level granular activated carbon filter core, a third-level filter core, a booster pump, a fourth-level reverse osmosis component and a fifth-level post coconut shell activated carbon filter core which are sequentially connected; a water inlet electromagnetic valve is arranged on a pipeline between the municipal tap water inlet and the first-level filter core; a water tap outlet is provided with a magnetic switch; a concentrated water channel is connected to a tap water pipeline through a waste water ratio valve and a one-way valve which are sequentially connected; and a sterilizer is arranged between the coconut shell activated carbon filter core and a purified water outlet. The water purifier has the characteristics of preventing explosion and leakage, avoiding wastewater and ensuring drinking safety.

The invention discloses a liquid wound dressing which is characterized by comprising the following raw materials in parts by weight: 100-180 parts of a medical polymer film forming material, 0-20 parts of chitosan, 10-25 parts of polyethylene glycol 400 and 10-28 parts of glycerin, wherein the medical polymer film forming material is one in polyvinyl alcohol and polyvinyl butyral or a mixture of carbomer and one in the polyvinyl alcohol and the polyvinyl butyral. The liquid wound dressing can absorb the wound exudate, can effectively debride, maintains the surface of a wound to be wet, promotes the wound healing and is good in sterilizing effect.

The invention discloses a soft cabin isolator which comprises a soft cabin hung in a cabin frame, an operation platform, an air supply filtering unit, an exhaust filtering unit, a control unit, a sterilizing unit and a glove operation port unit positioned on the side surface of the soft cabin, wherein the operation platform is positioned at the bottom of the soft cabin and is in soft sealing connection with the soft cabin. The soft cabin isolator can completely isolate materials from operation staff, thereby fundamentally solving the pollution of the materials caused by people, providing a more reliable guarantee for aseptic performance of products and simultaneously preventing the operation staff from being affected by toxic materials; compared with the stainless steel hard cabin in the existing isolation operation device, the soft cabin isolator is lower in cost and small in mounting difficulty, and can provide a controllable purified environment for laboratory QC (quality control) inspection and small batch production.

The invention relates to an automatic injection device (1) comprising a housing that is sub-divided in the axial direction, the parts of said housing being interconnectable. An axially displaceable stud (5) is guided in a first part (2) of the housing, and an injection canula (15) blocked in a canula guiding mechanism (14) is mounted, with an ampule (13), in the second part (3) of the housing in such a way that they can be displaced in relation to each other. According to the invention, the injection canula (15) is embodied as a puncturing part (32) for the ampule (13), on the side thereof facing the ampule (13), and the end of the ampule (13) facing the injection canula (15) is plunged into a sleeve (16) blocked in the second part (3) of the housing, the inner diameter of the sleeve essentially corresponding to the outer diameter of the ampule (13). Radially inwardly protruding projections (17) are formed on the inner circumference of the sleeve (16), and the sleeve (16) comprises locking elements which co-operate with locking elements (20) of the canula guiding mechanism (14). An axial displacement of the ampule (13) in the direction of the canula guiding mechanism (14), overcoming the displacement resistance exerted by the projections (17), causes the release of the locking elements (20) and the axial displaceability of the canula guiding mechanism (14).

The invention discloses a sterile filling valve applied to a sterile cold filling production line of beverage products. The filling valve comprises a material flowing cavity channel, and a valve opening and closing device is combined with a valve body into a whole, and the valve opening and closing device and the valve body are completely separated into two parts by an air and liquid separation film. The design guarantees the sanitation requirement of the sterile filling, and reduces the interference on the material flowing by the complicated design, so the material is favorable to flow, and the cavity channel is convenient to clean in all directions. The filling valve is integrally arranged on a mounting hole of a rotary table of a filling machine, and pairwise pressed by press plates, sothe valve can be conveniently mounted and detached. A pipeline of the filling valve is provided with an electromagnetic flow meter and a metal film valve for accurately controlling the filling accuracy. The valve adopts the filling method of not contacting bottle openings, so the pollution can not be caused even if the polluted bottles exist. Various functions of accurate filling of various levels, filling under the condition of bottle existence, no filling under the condition of no bottle, filling stop under the condition of bottle fulfillment, and the like can be realized by a filling control unit.

The invention relates to the technical field of cell preservation, in particular to a storage method of immune cells and a cell freezing medium. The method includes: separating and collecting peripheral blood mononuclear cells, and adding the cell freezing medium to store the cells in a frozen manner, wherein the cell freezing medium comprises, by weight percentage, 0-62% of serum-free liquid culture medium, 0.5-1.5% of penicillin-streptomycin solution, 5-10% of dimethyl sulfoxide and 30-92% of autologous plasma. The storage method of the immune cells has the advantages that the method is simple and effective, the infectious disease risks of exogenous serum are avoided, the survival rate of the revived freezing-stored cells after induction culture is above 90%, the various biological indexes of the cells satisfy the requirements, and a good storage effect is achieved; the method can monitor and trace cell bank samples in real time, accurately record information such as cell storage positions, temperature and cell sources, each cell has a unique identifier, and the method is convenient to use and safe and reliable.

The invention discloses a machine for quickly wearing rubber gloves, comprising a frame, a lifting frame, an operation box, a gas supply device, a power system and a control system, wherein the operation box is arranged in the lifting frame; the lifting frame and the gas supply device are arranged in the frame; and the power system and the control system are arranged on the frame. The tail end of the power system is connected with the lifting frame; the power system drives the lifting frame to move vertically along a slideway on the frame; a plurality of working units are arranged in the operation box; an inner window frame and two corresponding fixed/movable palm dies are arranged in each working unit; rubber gloves are worn on two palm dies; gas pipes are arranged on the palm dies and palm fingers; a sliding plate is arranged on the back of the movable palm die; the sliding plate is pushed by a cylinder and a push plate, and then the movable palm die is driven by the sliding plate to slide. The machine for quickly wearing the rubber gloves is simple in operation, is easy to wear, is convenient, quick, safe and reliable, does not cause pollution and iatrogenic cross infection, and can reach operation requirements and usage requirements in fields such as food, biochemical and chemical defense, etc., therefore, the machine for quickly wearing the rubber gloves has wide applicability.

The invention relates to an automatically guiding trolley device, which is characterized in that a trolley device case consists of a slide block connection board and a rack; the slide block connection board is connected on the an X-rail straight line location system slide block; an elevator platform straight line location system component is positioned on the slide block connection board through a mounting base; an adjustment mounting block is positioned on the elevator platform straight line location system component; a butt-joint platform straight line location system component is positioned on the elevator platform straight line location system component through a fixing component, the slide block connection board and a carriage; a loading platform is positioned on the butt-joint platform straight line location system component; a vertical alignment sensor and a horizontal alignment sensor are positioned at the front end of the loading platform; a catching platform component is positioned on the butt-joint platform straight line location system component; and a fan filter device is arranged at the upper end of the carriage. The invention has the advantages of providing the possibility of unmanned operation in a clean house, and reducing artificial pollutant source, thereby providing more guarantee for the product aseptic and effectively increasing productivity.

A method for disinfecting and sterilizing the fermentation tank features that the fermentation tank is disinfected and sterilized by steam at 120-125 deg.C under 0.18-0.22 MPa for 35-45 min after it is washed periodically by alkali solution at 95-105 deg.C for 20-30 min 3-5 times. Its advantages are less consumption of steam and high productivity.

A dosing machine (1) for radioactive liquid substances comprises means for receiving a radioactive liquid, means for sending a quantity of liquid to a dose calibrator and means for feeding a calibrated dose of liquid into a vial or syringe; the dosing machine (1) comprises means for transferring the quantity of liquid to an intermediate collecting vial (5) which can be inserted in the dose calibrator and means for transferring at least part of the quantity of liquid from the intermediate collecting vial (5) to the means for feeding a calibrated dose of liquid into a vial or syringe.

The invention provides a cooking utensil and a control method of the cooking utensil. The cooking utensil comprises an upper cover, a machine body and an inner pot, and further comprises a storage boxand an electric control board, wherein the storage box is arranged inside the inner pot; the electric control board is arranged on the upper cover or the machine body, the electric control board is provided with a reservation cooking key and a timing device, and the electric control board is connected with the storage box for controlling the storage box, so that solid food materials to be cookedare placed in the storage box or fed into the inner pot to be mixed with liquid to be cooked in the inner pot. For the cooking utensil provided by the invention, at the reservation stage, the solid food materials to be cooked are separated from the liquid to be cooked, during cooking, the solid food materials to be cooked and the liquid to be cooked are mixed, thus the phenomenon that at the reservation stage, bacteria breed as the solid food materials to be cooked are soaked in the liquid to be cooked for a long time is avoided, the sterility and freshness of the solid food materials to be cooked and the liquid to be cooked at the reservation stage are guaranteed, further, the cooked food is nutritious and healthy, and the use experience of users is promoted.

This sterile packing (1 ) includes: - a first part (5), made of flexible and airtight material, defining a first portion (5a) and a second portion (5b) contiguous to the first portion (5a), said firstportion (5a) being separated from said second portion (5b) by an area (5c) suitable to be folded; - at least a second part (6), made of material porous to the sterilizing fluid, forming a pocket (10)for the reception of the at least one object (2) to be sterilized, said second part (6) being connected to said first portion (5a) of said first part (5) and being dimensioned so that its edges are,when said second part (6) is connected to said first portion (5a), set back of the edges of said first portion (5a) so as to define on said first portion (5a) side assembly areas (5d); and - connection means (11) for the sealed connection of said second portion (5b) to said first portion (5a) in said side assembly areas (5d).

Disclosed is an intelligent type urinary bladder radio frequency thermal chemotherapy therapeutic equipment comprising a multi-cavity treatment conduit, a temperature sensor, a radio-frequency heating apparatus, a radio-frequency heating electrode, a sensing unit adapting circuit, a data input/output circuit, a body section and a peristaltic pump arranged on the upper layer mounting plate in the body section, the radio-frequency heating device is connected with the radio frequency heating electrode through lead connection, the temperature sensor is connected with the sensing unit adapting circuit through lead connection, the input/output circuit is connected with the sensing unit adapting circuit and radio-frequency heating device through lead connection.

The invention discloses an extraction method of a micromolecular sheep placenta extract and application of the micromolecular sheep placenta extract in the field of skin-care products, belonging to the technical field of biology. The extraction method disclosed by the invention comprises the following steps of obtaining a lot of sheep pregnant in the same period by adopting synchronization of estrus, taking out sheep fetus after 85-100 days through an operation method to obtain body homogenate, carrying out repetitive freeze-thawing and splitting cells, degenerating at high temperature, sterilizing, precipitating hybrid protein, carrying out 30 KD ultrafiltration after centrifuging at high speed so as to remove toxic and harmful components and impurities, such as macromolecular hybrid protein, bacteria and endogenous virus, so as to obtain a pure micromolecular sheep placenta extract product, and carrying out ultrafiltration and concentration of the micromolecular sheep placenta extract product by using a 1 KD ultrafiltration component. The micromolecular sheep placenta extract disclosed by the invention can be widely used in the fields of skin-care products, beauty products, wound healing products, health-care products, scientific searches and the like; the extraction method disclosed by the invention provides a novel important way for producing the sheep placenta extract; furthermore, the compositions of the micromolecular sheep placenta extract are authenticated for the first time, and thus, theoretical foundation is provided for scientifically using the sheep placenta extract.

The invention relates to a nutritional seafood porridge and a processing method thereof, in particular to the processing method of squid which is combined with shrimp meat, scallop, pollution-free vegetables and selected high-quality rice, belonging to the technical field of processing methods of seafood which is combined with vegetables. The nutritional seafood porridge is characterized in that the nutritional seafood porridge comprises the following ingredients of 3 to 5 parts of selected squid chopped meat, 1 to 3 parts of selected fat pork, 1 to 3 parts of selected shrimp meat, 1 to 3 parts of selected scallop, 0.5 to 1 part of vegetable oil, 4 to 6 parts of rice, 10 to 15 parts of water, 5 to 7 parts of pollution-free vegetables and 0.01 to 0.3 part of seasoning according to the mix ratio by weight. The processing method comprises the steps of 1. material selection; 2. thaw and blanching; 3. processing of vegetables; 4. preparing of excipients; 5. vacuum packaging; 6. high-temperature sterilization; 7. cooling; 8. packaging. The processing method can better maintain the original flavor, the nutrients and the values of the squid, the taste is delicious and easy to be stored, the ball soup can be boiled or ready to eat by opening a bag, thereby being characterized by simple operation, energy conversation, long guarantee period, green, health and high nutritional value.

A counter typing reagent of ABO blood type is prepared as improving buffer system to change single citrate buffer system to be citrate-phosphate double-buffer system, adding adenine as nutrition composition, applying no any chemical anticorrosive in anticorrosion system and adding EDTA for preventing red blood cell of blood type from hemolysis.

The invention discloses cell culture equipment, and belongs to the technical field of biomedical cell culture. The cell culture equipment mainly comprises a sample injection chamber, a culture chamberand a motor chamber, and specifically comprises a culture dish conveying device, a culture dish-cover separation and closing device, a liquid changing device, an air filtering system, a disinfectingheating device, an automatic control system and a culture dish. According to the present invention, with the cell culture equipment, the isolation between the culture chamber and the outside world isachieved, the culture condition of the cells in the culture dish can be real-timely observed or shot and recorded, the automatic replacement of the culture liquid is achieved, and the gas in the culture dish and the gas in the culture chamber can be freely and smoothly exchanged while the water in the culture dish cannot be removed from the culture dish by evaporation. In the prior art, the pollution in the incubator is easily caused during the taking and placing of the culture dish, the manual adding or replacing of the culture liquid is cumbersome in the operation and easily causes the liquid changing error or the culture liquid pollution, and the growth condition of the cells in the culture dish is inconveniently observed. With the cell culture equipment of the present invention, the problems in the prior art can be solved.

The invention discloses a multi-channel automatic quantitative sterile sampling device and a bioreactor with the same. The multi-channel automatic quantitative sterile sampling device comprises a plurality of sampling pipes, first peristaltic pumps, second peristaltic pumps, first heating and cooling units, a main gas pipe and a first pinch valve, wherein the sampling ends of the sampling pipes are positioned inside different bioreactors, and the other ends of the sampling pipes are sample outlets; one first peristaltic pump is arranged on each sampling pipe, and all first peristaltic pumps are positioned between the bioreactors and the sample outlets; one second peristaltic pump is arranged on each sampling pipe, and all second peristaltic pumps are positioned between the first peristaltic pumps and the sample outlets; one first heating and cooling unit is arranged on each sampling pipe, and all first heating and cooling units are positioned between the second peristaltic pumps and the sample outlets; one end of the main gas pipe is connected with an air filter, and a plurality of branched gas pipes are arranged at the other end of the main gas pipe; each branched gas pipe is communicated with one sampling pipe, and all conjunctions are positioned between the first peristaltic pumps and the second peristaltic pump; the first pinch valve is arranged on the main gas pipe, and ispositioned between the air filter and the branched gas pipes.

The invention relates to the technical field of medical devices, and provides a sterilization supply center novel loading, transferring and cooling vehicle. A containing box is included. A plurality of universal wheels are arranged at the bottom of the containing box. The containing box is divided by a transverse partition plate into an upper layer and a lower layer. The lower layer is equally divided into a first containing bin and a second containing bin through a longitudinal partition plate. The upper layer is provided with a cold storage cabinet with an upward opening and a standby cabinet. A plurality of containing structures longitudinally arranged at equal intervals are in sliding connection in the first containing bin. The outer end faces of the multiple containing structures jointly seal the first containing bin. The first containing bin fixes fastening structures of the multiple containing structures through formed sliding grooves, the sliding grooves penetrate through an inner cavity of the first containing bin, and a plurality of collecting boxes with the tops opened are in sliding connection in the second containing bin. The sterilization supply center novel loading,transferring and cooling vehicle is very convenient to operate, the work difficulty is lowered, and the work efficiency is improved.