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203 results about "Blood Stains" patented technology

Antigenic characteristics and DNA fingerprint patterns identified from blood stains. Their primary value is in criminal cases.

Natural solid cleaning agent

The invention discloses a natural solid cleaning agent for cleaning stains on hard surfaces of objects, which is prepared from the following raw material in percentage by weight: 6 to 50 percent of kaolin, 4 to 36 percent of zeolite, 7 to 45 percent of calcite powder, 3 to 40 percent of pumice powder, 4 to 55 percent of feldspar powder, 2 to 17 percent of kieselguhr, 3 to 22 percent of montmorillonite powder, 4 to 40 percent of talcpowder, 1 to 15 percent of saponin, 3 to 18 percent of white carbon black and 0 to 40 percent of water. The natural solid cleaning agent has desirable cleaning effect on various stains, such as oil stains, sweat stains, tea stains, juice stains, milk stains, blood stains, ink stains, ash stains and dust stains on hard surfaces of metal, ceramic, wood, glass, fiber plates and stone plates. The raw materials are natural powder and plant extracts. The cleaning agent has high biodegradability and is safe, environmentally-friendly, pollution-free and convenient to use.
Owner:深圳市成为生物科技有限公司

Method for making seasoned fried fish skin food

The invention relates to a method for making a seasoned fried fish skin food, which comprises the following steps: removing fish scales, mucus, blood stains and other impurities on the surface of fish skin, cleaning, draining, soaking in tea water for removing fishy smell, shaping, starching, seasoning, frying, packaging and obtaining a finished product; and starchy seasoning liquid adopted for starching and seasoning comprises the following components by weight percent: 8-12% of sugar, 2-3% of aromatic vinegar, 2-4% of salt, 0.5-1% of ginger juice, 1.8-4% of sesame oil, 2-3% of monosodium glutamate, 1-3% of pepper powder, 3-5% of chili oil, 1.5-3% of yellow rice wine, 20-30% of mixed flour (flour: starch powder is equal to 2:1), 3-5% of yeast powder and the balance of water. The made seasoned fried fish skin food has the advantages of abundant nutrition, beautiful color and luster, crisp, delicious and special taste, and convenient eating, and the preparation method has the advantages of reasonable process, simple operation and stable product quality, thereby having good commercial value.
Owner:TAIXIANG GRP TECH DEV

Disinfection device and disinfection solution for inspection appliances in inspection department

The invention discloses a disinfection device and a disinfection solution for inspection appliances in an inspection department. The disinfection device comprises a cabinet body, a cabinet door and an ultraviolet lamp tube, wherein a disinfection solution box is arranged at the upper part of the cabinet body, a hanging frame, a separation trough and a rotary spray head are arranged in the cabinet body, four control buttons are arranged on the outer surface of the cabinet body, and an electric heating tube and a waterproof layer are arranged on the inner surface of the cabinet body. The used inspection appliances are directly hung on the hanging frame or placed in the separation trough, the disinfection solution which is sprayed out of the rotary spray head is firstly used for washing and decontamination, then drying is performed, the further disinfection is finally performed through the ultraviolet lamp tube, the disinfection solution is stored in the disinfection solution box, and the disinfection device further comprises an automatic early warning device; and the disinfection solution comprises components which can dissolve blood stains, dirt and the like on the inspection appliances and perform preliminary decontamination and disinfection. The disinfection device disclosed by the invention is simple to operate, thorough in disinfection, safe and sanitary, the inspection appliances do not need to be conveyed specially by inspection staff, and the sharp injuries to the inspection staff when the inspection appliances are stored and taken back and forth and are put into a disinfection tank for disinfection are also avoided.
Owner:东营金慧科技咨询有限公司

Enzyme-containing cleaning agent

The invention discloses an enzyme-containing cleaning agent which is characterized by consisting of the following ingredients in percentage by mass: 3-5% of nonionic surfactant, 1-2% of enzyme, 2-3% of chelating agent, 2-3% of corrosion inhibitor, 1-4% of bactericide and the balance of water. The invention provides a cleaning agent mainly featured by the addition of a nonionic surfactant, an enzyme and a bactericide; the cleaning agent can effectively decompose and clear fat and proteins in blood stains; due to the relatively good sterilization component, the overall cleaning ability of the product can be effectively improved, and the cleaning effect of the product is enhanced; and the enzyme-containing cleaning agent has the advantages of no corrosion, low foam content, high wettability, low cost, safety and good cleaning effect.
Owner:NANJING JUSHA DISPLAY TECH

Electric coagulation forceps system with illumination and suction functions and supporting seat

The invention discloses an electric coagulation forceps system with illumination and suction functions and a supporting seat. The electric coagulation forceps system is characterized by comprising an electric coagulation forceps body and the supporting seat, wherein the forceps body comprises forceps rods and forceps tips; illumination devices and suction channels are arranged on the forceps body; inlets of the suction channels are positioned at the forceps tips; the illumination devices are light-emitting bodies buried in illumination channels in the forceps body; outlets of the illumination channels are arranged at the forceps rods or the forceps tips; the supporting seat comprises a base; grooves matched with the two forceps rods of an electric coagulation forceps are arranged on the base; cavities for receiving the forceps tips are arranged at lower parts of the grooves; a main control chip and a position sensor are also arranged on the base; and a cleaning device is arranged between the two grooves. The electric coagulation forceps system is simple in structure, and can provide illumination and the channels for sucking blood stains. After the electric coagulation forceps is used, the forceps rods can be directly inserted into the grooves on the supporting seat, the position sensor senses information that the forceps rods are inserted into the grooves and sends a signal to the main control chip, and the main control chip controls the cleaning device with a wiping function to automatically wipe the electric coagulation forceps.
Owner:CHONGQING RUNZE PHARM CO LTD

Liquid detergent

A liquid detergent consists of aliphatic alcohol polyethenoxy ether sodium sulfate 5-15 proportion, lauryl sodium benzenesulfonate 2-10 proportion, fatty acid diethanolamine 1-8 proportion, hydrogen peroxide 2-6 proportion, ammonia water 0.5-5 proportion and water 40-92 proportion. It spends 30 s-6 mins in eliminating various mechanical and edible stains, blood stain, ball-pen ink, beverage stain and tea stain. It shortens washing time to 4-8 mins and costs 0.5-0.8 yuan / kg and is economical.
Owner:周正新

Method and system for acquiring age of female individual of Chinese population

The invention provides a method and a system for acquiring an age of a female individual of Chinese population. The method comprises the following steps: extracting DNA (Deoxyribonucleic Acid) of the female individual, acquiring methylation indexes of 11 CpG loci of the DNA, conducting regress analysis to the methylation indexes of each GpG loci, the 11 CpG loci and the age with SPSS 17 (Statistic Package for Social Science) software, and constructing a regression model to obtain the age of the female individual of the Chinese population. The scheme provided by the invention can accurately obtain the age of the female individual of the Chinese population, deduces the age of the individual with a biologically examined blood or blood stain sample remained in a crime scene of the public security actual combat, so as to facilitate targeting of the range of criminal suspects, provide clues for investigation of the case, and increase the detection speed of the case.
Owner:INST OF FORENSIC SCI OF MIN OF PUBLIC SECURITY

Quantitative analysis of a biological sample of unknown quantity

Disclosed is a method for testing a modified specimen such as a dried blood spot, plasma or serum specimen, for an analyte of interest, such as cholesterol. In accordance with the disclosed subject matter, the level of the analyte of interest in the medium from which the modified specimen was obtained (e.g., from a patient's blood) is determined based on the level of an analyte in a solution formed from the modified specimen and on the level of at least one normalizing analyte. The analyte and normalizing analyte each may be an ion, compound, biochemical entity, or property of the specimen. Also disclosed are a fluid collector and a fluid collection device.
Owner:PWNHEALTH CHICAGO LLC

Rapid nucleic acid extraction kit and applications thereof

The invention belongs to the technical field of biological nucleic acid detection, and particularly relates to a rapid nucleic acid extraction kit and applications thereof. The kit of the invention comprises a grinding rod, an extraction liquid, an extraction column, a micro ultra-filter and a centrifuge tube, wherein the extraction liquid is a DEPC aqueous solution containing chelex-100. The invention further relates to a use method for the kit, and applications of the kit in extractions of DNA or RNA from pathological tissue paraffin section samples, samples of blood stains and semen stains, tissue fluid samples, cerebrospinal fluid samples, blood samples, serum samples, plasma samples, urine samples, hydrops samples, and tissue cell samples. According to the present invention, content and quality of the nucleic acid extracted by the kit of the present invention can well meet requirements of follow-up reactions of PCR, RT-PCR and sequencing. With the present invention, limitation of complexity and time consuming of nucleic acid extraction in the prior art are overcome well, and characteristics of safety and environmental protection are provided.
Owner:上海源奇生物医药科技有限公司

Dried blood spot quantitative collection device and method

The invention provides a dried blood spot quantitative collection device. The dried blood spot quantitative collection device comprises a sample collection tube, sample collection filter paper and a quantitative blood collection tube, wherein the sample collection tube comprises a tube body and a tube cover; the tube body is a straight tube, and the tube cover is used for sealing the tube opening.The quantitative blood collection tube comprises a quantitative capillary tube and a fixing piece; the quantitative capillary tube is fixed on the fixing piece and is provided with a blood sampling end which is used for sampling blood and is exposed out of the fixing piece; the fixing piece is clamped in the tube opening, and the quantitative capillary tube extends into the tube body; the samplecollection filter paper is arranged in the tube body, and the blood sampling end abuts against the sample collection filter paper. The invention further provides a method for collecting the dried blood spots. The integrated blood collecting device design is adopted, sample collection, drying, transportation, storage and extraction can be achieved in the same device, sample pollution is avoided, and the accuracy of a dried blood spot quantitative detection result is improved.
Owner:WUXI DIAGNOSTICS LAB SHANGHAI CO LTD +1

Method for isolating mesenchymal stem cells from placental vessel and used digestive enzyme composition

The present invention relates to a method for isolating mesenchymal stem cells from placental vessels and used digestive enzyme compositions. The method comprises the following steps: the placenta issterilized with alcohol; Dissecting placental blood vessels from the placenta; Cut into pieces, wash with PBS, filter the residual blood stains to obtain placental vascular tissue; Adding mixed enzymesolution to digest; End digestion, filter and collect tissue fluid; The placental mesenchymal stem cells (P0) were obtained by centrifugation and cultured with DMEM-F12 basal medium was resuspended and the number and viability of nucleated cells were counted. The obtained cells are cryopreserved with cryopreservation protection solution so as to be re-cultured before use, or the passages and / or the mesenchymal stem cells are continued to be subjected to cell identification and / or detection, cryopreservation, library establishment and the like. The method of the invention can effectively improve the efficiency of isolating mesenchymal stem cells from the blood vessels of the placenta.
Owner:BOYALIFE

Method for separating and culturing human umbilical cord mesenchymal stem cells

The invention provides a method for separating and culturing human umbilical cord mesenchymal stem cells, which comprises the following steps: taking umbilical cord of fetus born after the normal period of gestation by caesarean section, flushing by PBS under aseptic condition, removing the bloodstain; using an aseptic scissor in an animal cell medium to cut the washed umbilical cord to tissue blocks, removing blood vessel and crushing, then fully mixing with the animal cell medium and oscillating, centrifuging, mixing the centrifuged deposition and a MesenCult-XF complete medium and oscillating, and uniformly planting in a cell culture dish, placing in an incubator with the temperature of 37 DEG C and 5% of CO2 for culturing for 5 days, sucking the tissue blocks out and discharging, refilling the MesenCult-XF complete medium, and replacing the medium every three days for continuously culturing to obtain the umbilical cord mesenchymal stem cells. According to the invention, the animal serum is used, the operation is simple, the repeatability is good, the security is high, and the obtained cell enables stabilization through multitime passage.
Owner:WUHAN HAMILTON BIOTECH

Multiplex amplification kit containing 33 loca of human genome and application of multiplex amplification kit

The invention provides a multiplex amplification kit containing 33 loca of a human genome. The multiplex amplification kit contains 18 A-STR loca which are recommended by a DNA database of the Ministry of Public Security to be used and also contains 14 Y-STR loca which are low in mutation rate and high in polymorphism and the Amelogenin locus, simultaneous amplification and detection on the 33 loca through a single tube is achieved, and synchronous amplification and detection on autosomes and Y chromosomes are achieved in a single experiment. The kit can directly amplify blood stains and saliva stains which take filter paper and an FTA filter as carriers without needing the template extraction and purification process and also can be suitable for DNA samples extracted through different extraction methods. The kit can be used for rapid investigation of a case, can improve the detection efficiency and increase the case investigation speed and especially has the significant effect on male sample trace detection in a raping case and father-child paternity test detection. The kit is wide in application range, good in compatibility and completely compatible with an existing legal medical expert DNA detection system.
Owner:GUANGDONG HUAMEI ZHONGYUAN BIOLOGICAL SCI & TECH +2

Method and system for acquiring individual age of Chinese population and amplification detection system

ActiveCN110257494ANarrow your searchImprove the speed of solving crimesMicrobiological testing/measurementDNA/RNA fragmentationRegression analysisR software
The invention belongs to the technical field of biology and relates to a method and system for acquiring the individual age of Chinese population and an amplification detection system. The method includes: extracting the genome DNA of an individual; performing hydrosulphite treatment on the DNA; acquiring the methylation rate of one group of CpG sites in the DNA; using R software to perform regression analysis on the methylation rate of the CpG sites and the age of the individual to build a regression model for inferring the age of the individual. The method and system has the advantages that the individual age of the Chinese population can be accurately inferred, and mean absolute deviation of the inferred age is 2-4; the method and system is especially applicable to police practice, age inferring is performed through the individual blood or blood stain sample extracted in a crime scene, the age range of a suspect or a victim can be obtained, information can be provided for case investigation, the search range can be narrowed, and case cracking speed can be increased.
Owner:HUAZHONG UNIV OF SCI & TECH

Umbilical cord mesenchymal stem cell separation method

The invention discloses an umbilical cord mesenchymal stem cell separation method. The umbilical cord mesenchymal stem cell separation method includes the steps of (1), taking fresh umbilical cords, cutting the fresh umbilical cords short and removing blood stains; (2) cutting the fresh umbilical cords into tissue blocks in the size of 2-3mm<3>, uniformly spreading the tissue blocks in a culture dish coated with an extracellular matrix, culturing at the temperature of 37 DEG C under 5% CO2 for 1-4 hours, adding a mesenchymal stem cell medium and continuing culturing at the temperature of 37 DEG C under 5% CO2; (3) renewing half of solution of the culture medium in the fifth day of culturing, removing all the tissue blocks and renewing all solution of the culture medium in the eighth day, and harvesting cells when cell confluence is 30-40%. The umbilical cord mesenchymal stem cell separation method is capable of separating the umbilical cord mesenchymal stem cells efficiently and is simple to operate and promising in application prospect.
Owner:SICHUAN NEO LIFE STEM CELL BIOTECH

Steel wire scissor disinfection device for orthopaedics

The invention discloses a steel wire scissor disinfection device for orthopaedics. The device comprises a bottom plate, a clamping unit, an ultraviolet sterilization unit, a spraying sterilization unit and an oscillation unit, the upper surface of the bottom plate is fixedly connected to two symmetrically-distributed supporting columns, the top ends of the supporting columns are fixedly connectedto connecting plates, the inner sides of the lower surfaces of the two connecting plates are fixedly connected to the upper surface of a cover plate, the middle part of the upper surface of the coverplate is fixedly connected to a rotating motor, an output shaft of the rotating motor passes through a circular hole in the middle part of the cover plate, the lower end of the output shaft of the rotating motor is fixedly connected to a rotating shaft, and the bottom end of the rotating shaft is fixedly connected to a fixed disc. According to the steel wire scissor disinfection device for orthopaedics, two tattooing of steel wire scissors can be completely opened, blood stains and other adhered objects on the surfaces of the steel wire scissors can be washed away, the disinfection is ensuredto be sufficient, the steel wire scissors rotate under the driving of the motor, all corners are sprayed, the comprehensive disinfection is ensured, and the disinfection is thorough and clean.
Owner:孙慧琴

Age determination from biological stains using messenger RNA profiling analysis

Reverse transcription-quantitative polymerase chain reaction (RT-qPCR) assays, systems, methods and kits for the age determination of an individual from bloodstains or samples of unknown origin. The methodology is based on gene expression profiling analysis in which novel human newborn fetal specific genes are identified by detecting the presence of appropriate messenger RNA species.
Owner:UNIV OF CENT FLORIDA RES FOUND INC

A method and system for obtaining the individual age of women in Chinese population

The invention provides a method and a system for acquiring an age of a female individual of Chinese population. The method comprises the following steps: extracting DNA (Deoxyribonucleic Acid) of the female individual, acquiring methylation indexes of 11 CpG loci of the DNA, conducting regress analysis to the methylation indexes of each GpG loci, the 11 CpG loci and the age with SPSS 17 (Statistic Package for Social Science) software, and constructing a regression model to obtain the age of the female individual of the Chinese population. The scheme provided by the invention can accurately obtain the age of the female individual of the Chinese population, deduces the age of the individual with a biologically examined blood or blood stain sample remained in a crime scene of the public security actual combat, so as to facilitate targeting of the range of criminal suspects, provide clues for investigation of the case, and increase the detection speed of the case.
Owner:INST OF FORENSIC SCI OF MIN OF PUBLIC SECURITY

Liquid chromatography-tandem mass spectrometry detection method for plurality of lipid-soluble vitamins in dried blood spots

InactiveCN110174476AThe detection method is simple and sensitiveStrong specificityComponent separationRetention timeNitrogen gas
The invention discloses a liquid chromatography-tandem mass spectrometry detection method for a plurality of lipid-soluble vitamins in dried blood spots. The method comprises the following steps: preparing 1 to 3 blood stain samples, placing the 1 to 3 blood stain samples in a centrifugal tube, adding first extraction liquid, and performing vortex treatment for 25 to 35 minutes; adding an internalstandard solution and second extraction liquid, and performing vortex treatment for 2 to 4 minutes; centrifuging the mixture, transferring a supernatant into another centrifugal tube, performing blowdrying with nitrogen gas, adding reconstitution fluid, performing vortex treatment for 2 to 3 minutes, and sampling the reconstitution fluid for analysis; injecting a dry blood spot sample solution prepared in the step (1) into a LC-MS / MS (Liquid Chromatograph-Tandem Mass Spectrometer), and recording a chromatogram; and acquiring the retention time and mass spectrum data of the plurality of lipid-soluble vitamins. The detection method has the advantages of easiness, sensitivity, rapidness, accuracy, high specificity and high repeatability, and can be used for detecting the plurality of lipid-soluble vitamins in the dried blood spots.
Owner:合肥谱佳医学检验实验室有限公司 +1

Separating and culturing method for olfactory ensheathing cells of rats

The invention provides a separating and culturing method for olfactory ensheathing cells of rats. The separating and culturing method comprises the following steps: (1) disinfecting a tissue processing instrument; (2) selecting male SD rats of 2-3 months old, killing the male SD rats after anesthesia, separating the olfactory mucosa tissue by adopting surgical scissors, placing the tissue in PBSsolution which is precooled, is sterile and contains double antibodies, and washing the tissue for a plurality of times, so that blood stains and outer membranes are removed; (3) cutting up the tissue, and carrying out digestion by adopting preheated neutral enzyme and trypsin respectively; (4) terminating the digestion, carrying out centrifugation, and discarding the supernatant; (5) inoculatingthe obtained product into an enveloped culture flask by adopting an artificial wall sticking method; (6) carrying out incubation for 1-2 h, and carrying out culturing in the environment being at 37 DEG C containing 5% CO2; (7) carrying out cell purification; (8) carrying out cell morphological observation; (9) carrying out cell subculturing; (10) carrying out cell counting and survival rate testing; and (11) carrying out immunological identification. For the separating and culturing method for olfactory ensheathing cells of rats, the operation is simple, a large number of cells are obtained, the survival rate is high, the method belong to an ideal primary separating and culturing method for the olfactory ensheathing cells of rats, and a reliable cell resource is provided for the experiment.
Owner:JIANGYIN CHI SCI

Laparoscopic lens with automatic cleaning function

The invention discloses a laparoscopic lens with the automatic cleaning function, which includes a connector, Insertion tube and grip, Operation process, Handgrip lever, By squeezing two symmetricallyarranged arcuate keypads, extrusion bar, As that distance between the two connected rods is shorten, the connecting rod drives the slider to squeeze the compression spring, so that the two L-shaped cleaning rods move relative to each other, until the adjacent side walls of the two L-shaped cleaning rods contact, you can also press the arc-shaped keypad repeatedly, Cleans up blood stains on miniature cameras, Reducing blood stains on miniature cameras, Install the connector to the live display, A LED lamp is turned on to illuminate that interior of the abdominal cavity of the human body and provide illumination for the imaging process of the miniature camera. The invention can semi-automatically clean the stains on the laparoscopic lens, and the operation process is time-saving and labor-saving, convenient for doctor to use, and can clean the blood stain on the laparoscopic lens in the interior of the abdominal cavity of the human body and provide safety guarantee for the treatment process of patients.
Owner:张益

Pathological specimen fixing and dewatering treatment method

The invention discloses a pathological specimen fixing and dewatering treatment method, which comprises: fixing a pathological specimen tissue, rinsing the pathological specimen tissue, dewatering the pathological specimen tissue, permeating the pathological specimen tissue, and immersing the pathological specimen tissue into wax. According to the present invention, the pathological specimen tissue is firstly fixed with the fixing liquid and then is cleaned with tap water, such that blood stains, impure fixing liquid and other impurities can be effectively removed from the tissus, and the purity of the fixing liquid in the dewatering machine can be ensured; the gradient dewatering is used in the dewatering treatment so as to completely dewater; and the gradient permeating is performed with the xylene solution before the immersing with the wax, such that the immersing with the wax can be effectively performed, the immersing is uniform, and the late-stage slice production can be easily achieved.
Owner:CHANGSHA KINGMED MEDICAL DIAGNOSTICS INST

Novel medical multi-point operating table

The invention provides a novel medical multi-point operating table, comprising a base, a support post, a bed and universal wheels. The support post is fixed in the middle of an upper surface of the base and comprises a fixed post, a first telescopic post located in the fixed post and a second telescopic post located in the first telescopic post. The bed is disposed at the top of the support post and comprises sequentially from left to right, a head bed, a trunk bed, a waist bed and a leg bed. The universal wheels lockable are evenly distributed on the lower surface of the base. The novel medical multi-point operating table is simple in structure and convenient to use; a multi-point component of the bed has freely adjustable height, and the surgical needs of different parts, such as the head, waist and trunk, are met; a slide slot and a slider are provided, parts to be mounted are chosen according to actual surgical needs, and surgical operating is facilitated; an anti-fouling layer and an absorbing layer are provided, effective absorption is given to blood stain and the like occurring in the operating process, bed contamination is prevented, and work difficulty is substantially reduced for medical staff.
Owner:韩良波

Fish-cake making method

InactiveCN102599551ARich fishElasticFood preparationYolkRed meat
The invention discloses a fish-cake making method, which comprises the following steps of: soaking fresh fish for 10 minutes by using a saline solution (concentration: 1%); cleaning blood stains and black membranes in the abdominal cavity of the fresh fish by using flowing water; removing red meat on the surfaces of cut fish fillets so as to obtain fish slices; soaking the fish slices for 10 minutes by using ice cake containing water, and stirring the fish slices occasionally; pounding the fish slices (subjected to draining) to pieces, and removing fishbones so as to obtain minced fillets; carrying out dosing and seasoning on the minced fillets so as to obtain fish paste; and carrying out water-resisting cooking on the fish paste, and making the cooked fish paste into a finished fish-cake product. The method is implemented by taking fresh fish, fat meat, tapioca flour and sweet potato flour as main raw materials and taking egg whites and egg yolks as auxiliary raw materials through adopting advanced processes such as refined filtration, blending, mixing, curing and freezing. An obtained product is light yellow in color and luster, high in resilience and toughness, delicate, delicious, smooth in surface and rich in nutrition; and the product is a quick-served snack food (with a unique flavor) which is excellent in color, aroma and taste and can be eaten by consumers through slightly heating or frying.
Owner:LONGYAN YIMEIJIA FOOD IND & TRADE

Yin nourishing lung clearing medicinal preparation and its new preparation method

A composite Chinese medicine in the form of dripping pill and soft capsule for treating dry and painful throat, dry cough and blood-stained sputum, and its preparing process are disclosed.
Owner:FUKANGREN BIO PHARMA

Preparation and preservation method of canine and amniotic membrane

The invention discloses a preparation and preservation method of a canine and amniotic membrane, and relates to the technical field of a tissue engineering material, aiming at solving the technical problem of the prior art which cannot prepare a canine and amniotic membrane which is good in effect. The technical scheme comprises the following steps: keeping a canine and amniotic membrane which is obtained in a sterile mode in a sterile physiological saline solution; repeatedly flushing with membrane with a great amount of sterile 0.9% sodium chloride physiological saline solution, so that residual blood stains, mucus, chorion tissue fragments on the amniotic membrane are flushed away; and repeatedly flushing the membrane by virtue of a sterilized phosphate buffered solution PBS which contains Na2HPO4, KH2PO4, NaCl and KCl as main ingredients, so that visible blood vessels and blood clots are cleaned, wherein the cleaned amniotic membrane is uniform in color and is in the form of a soft semi-transparent membrane.
Owner:金艺鹏

Disinfection treatment method for surgical medical instruments

The invention relates to a disinfection treatment method for surgical medical instruments. The disinfection treatment method uses surgical scissors processing and manufacturing equipment; the equipment comprises a workbench and a rectangular groove arranged above the workbench; the rectangular groove is internally provided with a fixing device; the rectangular groove is internally provided with a cleaning device; and the top of the rectangular groove is provided with a disinfection device. According to the invention, the outer wall of surgical scissors to be cleaned can be cleaned through a plastic brush, so that the situation that impurities on the surgical scissors are tightly attached to the surface of the surgical scissors and not prone to being removed is prevented; an air pump can be automatically powered on through a first water tank, a battery, a conductive plate, the air pump and a spraying head, so that the working efficiency is improved, and manpower is saved; and the air pump sprays water in the first water tank out of a water spraying opening through the spraying head, and the hinged position of the lower end of the to-be-cleaned surgical scissors is washed, so that the situation that blood stains and dirt remaining at the hinged position are not easy to clean and secondary use of the surgical scissors is affected is prevented.
Owner:黄权

Anticonsumption preparation and its new preparation method

A composite Chinese medicine in the form of dripping pill and soft capsule for treating infiltrative pulmonary tuberculosis and blood-stained sputum, and its preparing process are disclosed.
Owner:FUKANGREN BIO PHARMA

Disposable safety syringe

A disposable safety syringe designed to prevent syringe handlers from being pricked by a needle by covering the needle with a needle shield, is provided. Special attention should be given to syringe needles because they are sharp enough to cause needle stick injuries before and after use. In particular, if a user is accidentally injured by a blood-stained needle, serious infections might be caused through the needle. Accordingly, the needle is covered with the needle shield after use. The needle shield is fitted over a syringe cylinder. A stopping tab prevents the needle shield from sliding off the cylinder. Inserting tabs are formed by cutting part of shield walls, and locking grooves are formed in the end of the inserting tabs. A fixing adapter has an engagement sill formed in the inner side thereof and a number of elastic fins in the outer side thereof, which is fitted on the locking tab of the needle fixer.
Owner:BANG SANG HYOK +1
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