313 results about "Body cell" patented technology

A method and system for selective inhibition of somatic nerve fibers in a mixed nerve containing both somatic and autonomic nerve fibers where the method finds use in treatment of chronic pain, spastic muscles and for sensory and motor control of a bladder. The methods and systems utilize alternate phase rectangular electrical pulses. An electrical pulse generator is coupled to a nerve. An alternate phase high frequency, low amplitude pulse is first applied to selectively inhibit somatic nerves when present in a mixed nerve. An alternate phase low frequency, high amplitude phase pulse subsequently supplied to stimulate the autonomic nerve fibers and in the case of the sacral root will permit a controlled voiding of the bladder and bowel.

A semiconductor device which solves the following problem of a super junction structure: due to a relatively high concentration in the body cell region (active region), in peripheral areas (peripheral regions or junction end regions), it is difficult to achieve a breakdown voltage equivalent to or higher than in the cell region through a conventional junction edge terminal structure or resurf structure. The semiconductor device includes a power MOSFET having a super junction structure formed in the cell region by a trench fill technique. Also, super junction structures having orientations parallel to the sides of the cell region are provided in a drift region around the cell region.

An implantable constriction device for treating an incontinent patient comprises an elongate composite structure adapted to constrict the urethra, urine bladder, anus, colon or rectum of the patient. The elongate composite structure is composed of a base material, such as hard silicone, making the composite structure self-supporting. Property improving means is provided for improving at least one physical property of the composite structure other than self-supporting properties, such as fatigue resistance, liquid impermeability, aggressive body cells resistance, anti-friction properties and lifetime.

Methods for fabricating microfluidics devices, microfluidics cell-culture device and systems having a substrate, a microchannel through which liquid can be moved from one station to another within the device, the fabrication methods using semi-rigid materials during molding that are incorporated into the final device.

An improved method of implanting cells in the body of a patient includes positioning viable cells on a support structure. One or more blood vessels may be connected with the support structure to provide a flow of blood through the support structure. A support structure may be positioned at any desired location in a patient's body. The support structure may be configured to replace an entire organ or a portion of an organ. An organ or portion of an organ may be removed from a body cells and / or other tissue is removed to leave a collagen matrix support structure having a configuration corresponding to the configuration of the organ or portion of an organ. Alternatively, a synthetic support structure may be formed. The synthetic support structure may have a configuration corresponding to a configuration of an entire organ or only a portion of an organ.

The application discloses a test method for single body cell DC internal resistance. The test method comprises the following steps: an SOC value of charge and discharge is arranged to be 50%, ambient temperature of a cell box is adjusted, an electric core is charged with 0.3C rate constant current, and charging is cut-off when voltage upper limit is reached and then the electric core stands for 1 hour; the ambient temperature of the cell box is maintained, the electric core discharges with 0.3C rate constant current and stands for 1 hour after discharging; temperature of the cell box is arranged to be the highest working temperature with humidity of 60%RH, the electric core is charged for 10s with 0.5C rate, change of numerical values of voltage is recorded by a tester, and DC charging internal resistance=(img file='201310692279x100004dest_path_image002.TIF' wi='38' he='44' / ) is utilized to calculate charging internal resistance and the electric core stands for 1 minute; and the electric core is arranged to charge and discharge with different rates of 1C-5C in turn, and the change of the numerical values of voltage is recorded by the tester. The situation of influence of temperature in a certain range on DC internal resistance of the electric core can be tested via the method of testing cell DC internal resistance changing with working environment.

The invention provides a report template customization method, which comprises the following steps of: designing header information, footer information and body cells according to a report template customization instruction of a client; selecting a blank report template, placing the header information and the footer information into a header and a footer, placing the body cells into major columns and guest columns, and forming data cells at all crossed positions of each row and each column of the major columns and the guest columns to finish the design of a report template; verifying the designed report template; transmitting the header information, the footer information, the body cells and the data cells of the report template which passes the verification to a data server for storage; and simultaneously, filling, browsing and printing reports according to the report template by users. As the required report template can be flexibly designed by the separately stored parts of the report template, the method has the advantages of improving the user management efficiency and saving the cost, and can be widely applied to all walks of life using the reports.

A method, a computer readable medium, and a system for cell annotation are disclosed. The method includes receiving at least one new cell image for cell detection; extracting cell features from the at least one new cell image; comparing the extracted cell features to a matrix of cell features of each class to predict a closest class, wherein the matrix of cell features has been generated from at least initial training data comprising at least one cell image; detecting cell pixels from the extracted cell features of the at least one new cell image using the predicted closest class to generate a likelihood map; extracting individual cells from the at least one cell image by segmenting the individual cells from the likelihood map; and performing a machine annotation on the extracted individual cells from the at least one new cell image to identify cells, non-cell pixels, and / or cell boundaries.

The invention relates to health-care medicinal liquor capable of tonifying the kidney, strengthening yang and enhancing immunity and a preparation method thereof. The medicinal liquor is characterized by being prepared by soaking the following traditional Chinese medicines with white spirit: wild ginseng, cordyceps sinensis, pilose antler powder, deer penis, deer tendons, sea otters, hippocampus japonicus, gecko, glossy ganoderma, herba epimedii, cistanche deserticola, saffron crocus, dogwood, morinda officinalis, rehmanniae praeparatum, schisandra chinensis, gastrodia elata, cinnamomum cassia, rhizoma cibotii, fructus psoraleae, rape pollen, fructus ziziphi jujubae, the bark of eucommia, radix astragali powder and medlar. According to the theory of the traditional Chinese medicine that the kidney is the root of congenital constitution, the health-care medicinal liquor is mainly used for tonifying the kidney and strengthening yang. The medicinal liquor is prepared by adopting a fine scientific technology and carrying out four times of soaking, filtration, preparation and ageing on 20 various of precious traditional Chinese medicines which are capable of prolonging the life span ofhuman body cells. The medicinal liquor has a good effect and specific functions of enhancing of physical strength and sexual function when being drunk, and is particularly suitable for crowns with diseases such as deficiency of the kidney, impotence, premature ejaculation, lumbago, lacking in strength, prematurely senile and the like.

A method for detecting death process of a cell or tissue of a living subject. In one embodiment, the method includes the steps of illuminating the cell or tissue of the living subject with a coherent light, collecting fluorescent light returned from the illuminated cell or tissue of the living subject, identifying a NAD(P)H peak of a spectrum of the collected fluorescent light with a wavelength, λpeak, and obtaining the intensity of the NAD(P)H peak of the spectrum of the collected fluorescent light substantially corresponding to the wavelength λpeak. These steps are repeated at sequential stages until the intensity of the NAD(P)H peak of the spectrum at a current stage is less than the intensity of the NAD(P)H peak of the spectrum at an earlier stage immediately prior to the current stage so as to detect death process of the cell of the living subject at the current stage using the intensity of the NAD(P)H peak of the spectrum.

The present invention is related to a bracelet irradiating anion and far infrared rays, comprising metal where anion-radiating material layer and gold plate layer are sequentially coated on the surface of a “C” shape core (10) with a connecting arm (20) and a clasp assembly including magnetic coupling clasps. This bracelet looks very elegant because of the gold plate on the exterior of the bracelet, and static electricity occurs due to the friction between the bracelet and the human hand, and it can irradiate anion and far infrared rays more effectively through sunlight, and by supplying the far infrared rays to the skin, the ion balance of the cell can be controlled, and it can change the electric potential of the skin to normal value, and can promote blood circulation and metabolism, complex biorhythm, and body cell is activated and blood pressure is lowered, increasing the tissue regeneration capacity, preventing the aging phenomena.

A system and method are provided to automate the assembly of a wing panel, such as utilized by commercial aircraft. In the context of a system, a tacking cell is provided that is configured to tack one or more stringers to a skin plank. The system also includes a riveting cell configured to receive a tacked plank from the tacking cell and to rivet the one or more stringers to the skin plank. The system also includes a splicing cell configured to receive a plurality of riveted planks from the riveting cell and to attach one or more splice stringers to the plurality of riveted planks. Further, the system includes a side of body cell configured to receive a spliced panel from the splicing cell and to attach a side of body chord thereto to produce a wing panel.

The invention relates to a micro-fluid cell processing chip and an application method thereof. The micro-fluid cell processing chip consists of a bottom layer and a top layer, wherein the top layer is internally provided with an S-shaped pipeline and a cell operation chamber, the solution inflow inlet of the S-shaped pipeline is provided with two inflow channels, the inlet pipelines of the two inflow channels are respectively provided with a protective agent inlet and a buffer solution inlet, the solution outflow channel of the S-shaped pipeline is connected with the cell operation chamber which is provided with a solution outlet and a cell inlet and outlet channel which is provided with a torque control microvalve, two semi-partitions are respectively arranged at two sides of the cell operation chamber, so that cells can be restrained in the cell operation chamber and cannot be washed away. The cells are controlled to enter and exit the cell operation chamber through on and off of the torque control microvalve. According to the micro-fluid cell processing chip and the application method thereof, when the cryoprotectant for large volume of animal cells is loaded or removed, the concentration of the cryoprotectant can be changed continuously, so that the micro-fluid cell processing chip has the advantages of being simple and direct in operation, and having small damage to cells.

The invention relates to an unicell detector based on a nano fiber probe, which comprises a nano probe, a light source unit, a micro operation system, an electricity detection unit, a cellular localization system and a photon detection unit, an innermost layer of the nano probe is a fiber layer, the outer wall of the fiber layer is wrapped with a nano ring electrode layer, and the outer wall of the nano ring electrode layer is wrapped with an insulating layer. A manufacturing method of the unicell detector based on the nano fiber probe comprises the steps of drawing, sputtering, making the insulating layer and cutting focused ion beam. The unicell detector has high sensitivity and can realize the unicell grade detection, compared with a traditional detection means by crushing millions of cells, the required cell sample amount is greatly reduced, and the success rate of disease detection at early stage can be increased. The unicell detector can perform in-vivo cell detection and can avoid the false appearance generation during a cell processing process. The space-time resolution and detectable target object scope can be greatly enhanced, and a biochemistry mechanism in the unicell enables real-time detection and analysis.

The invention provides an algae removal method and a movable algae removal platform suitable for a river channel type water body. The algae removal method and the movable algae removal platform suitable for the river channel type water body utilize a ship body as a carrier, adopt an ultrasonic algae removal instrument, a microfiltration machine, a self-suction type spiral stirring aeration machine and a rotary type algae salvage machine for matching, achieves ultrasonic removal, mechanical salvage, algae-water separation, and functional combination of water body oxygen enrichment and air floatation to restrain the growth of the algae in water, the irradiation frequency of ultrasonic waves is A which equals to 20-50 kHz, the irradiation distance is B which equals to 0.5m, and the irradiation time is C which equals to 5min. According to the algae removal method and the movable algae removal platform suitable for the river channel type water body, the algae body cell air bags and cell ectocrine are affected to further affect the agglomeration effect of the algae in water so that the removal of the algae is achieved. Compared with a stationary type ultrasonic algae removal method, rapid and accurate function can be carried out on the entire research water area. The movable algae removal platform eliminates the heavy workload of algae salvage for workers when a water bloom occurs, causes smaller economic loss compared with that caused by eutrophication of the water body, is suitable for water quality characteristics of secondary rivers in the Three Gorges Reservoir Region, and has a good demonstration effect.

The invention relates to a method for preparing a surface, which is jointly modified by double layers of brushes comprising antibacterial adhesion brushes on the bottom layer and bactericidal brushes on the upper layer, on the surface of a medical high polymer material surface, and solves the technical problem that the antibacterial adhesion capacity and the bactericidal capacity influence each other, which is caused by the fact that antibacterial adhesion brushes and bactericidal brushes are introduced on a medical material surface, so that the surface antibacterial property is influenced in the prior art. The method comprises the following steps: a photo-initiation-transfer-termination polymerizer is introduced on the medical high polymer material surface, at first, the antibacterial adhesion brushes are grafted, then the bactericidal brushes are grafted, and a dual-layer dual-function antibacterial surface comprising the bottom layer provided with the antibacterial adhesion brushes and the upper layer provided with the bactericidal brushes is prepared on the material surface. Since the antibacterial adhesion brushes and the bactericidal brushes are positioned in different grafting layers, the mutual interference on performance is avoided, the synergistic effect of the antibacterial adhesion brushes and the bactericidal brushes endows the surface with superior long-acting antibacterial capability, the bad influence of a sterilizing layer on blood and body cells is relieved, and good biocompatibility can be obtained.

The present invention relates to a heterogeneous cell three-dimensional printing system, which comprises a moving platform, an extruded cell printing mechanism fixed on the moving platform, a dropping-off type cell printing mechanism fixed on the moving platform, an observation unit for observing and feeding back the cell printing condition, and a control unit, wherein the control unit controls the extruded cell printing mechanism to complete the three-dimensional cell hydrogel structure printing, and then controls the dropping-off type cell printing mechanism to complete the printing of single or multiple cells on the three-dimensional cell hydrogel structure. According to the present invention, the micro-extrusion type printing technology and the dropping-off type cell printing technology based on the alternating hysteresis force driving are integrated, such that the efficient construction of the macroscopical cell clusters is ensured, the construction of the microenvironment of the microcosmic single cell near the cluster cells is ensured, the in vitro heterogeneous cell model construction method integrating the efficiency and the precision is created, and the system and the method have important pathology and pharmacology application potential.

The invention discloses a human-derived stem cell bioactive substance, its preparation and application. The method comprises: first extracting healthy human-derived stem cells, which are then subjected to in vitro culture and amplification, collecting stem cells of specific phases, and utilizing modern ultralow temperature as well as other biological technologies to prepare a stem cell bioactive substance group composition. Mainly coming from mesenchymal stem cells and hematopoietic stem cells, the stem cell substance group can be developed into products with a cytobiological activity function. When applied on human bodies, the products can activate body stem cells, repair or substitute damaged, pathological and aging cells, adjust the metabolic function of body cells, enhance body immunity, and delay aging, etc. The human-derived stem cell bioactive substance group composition in the invention boasts substantial application prospects in medicine, healthcare and beauty maintaining fields.

A multifunctional health-care cloth contains a cloth body which is formed by weaving and a coating structure on the surface of the cloth body. The cloth body contains PTT fiber, cotton fiber, soybean fiber, and bamboo carbon fiber. The coating structure is less than 0.3mm thick formed on the surface of the cloth body by mixing, melting and spraying far infrared ceramic powder and black gallstone powder of 300 to 100 nanometers. The invention combines kinds of fibers so the limitation of single fiber or single component product is avoided, the emitting effect of far infrared is increased, and the concentration of anions is increased. The cloth has the functions of cleaning skin, activating body cells, boosting metabolism, improving sleeping quality, magnet therapy, improving body blood circulation, and the like.

The invention discloses a live cell vitrification freezing / thawing carrier. The carrier body is a transparent sheet with an arc-shaped internal surface, which is provided with an ultra-hydrophobic surface functional area and a hydrophilic surface functional area, wherein the periphery of the hydrophilic surface functional area is surrounded by the ultra-hydrophobic surface functional area, and the hydrophilic surface functional area is provided with droplet positioning labels. The invention further discloses an automatic operation device and an automatic operation method of live cell vitrification freezing / thawing.

The invention discloses a preparation method of a natural high-effective biological active substance anti-duck plague virus transfer factor. The preparation method comprises the following steps of: inoculating duck plague virus into an allantoic fluid obtained from a 10-day-aged chick embryo, and preparing duck plague virus antigen; extracting the duck plague virus antigen; immunizing a pig with the extracted duck plague virus antigen; and extracting the anti-duck plague virus transfer factor from the immunized pig. The inventive anti-duck plague virus transfer factor can prevent duck plague and protect normal body cells from being infected by the duck plague virus, so as to reduce incidence rate.

A method for detecting death process of a cell or tissue of a living subject. In one embodiment, the method includes the steps of illuminating the cell or tissue of the living subject with a coherent light, collecting fluorescent light returned from the illuminated cell or tissue of the living subject, identifying a NAD(P)H peak of a spectrum of the collected fluorescent light with a wavelength, λpeak, and obtaining the intensity of the NAD(P)H peak of the spectrum of the collected fluorescent light substantially corresponding to the wavelength λpeak. These steps are repeated at sequential stages until the intensity of the NAD(P)H peak of the spectrum at a current stage is less than the intensity of the NAD(P)H peak of the spectrum at an earlier stage immediately prior to the current stage so as to detect death process of the cell of the living subject at the current stage using the intensity of the NAD(P)H peak of the spectrum.

The invention discloses a sanitary quality locale rapid detection device and a detection method, the device comprises an auto sampling element, a photoelectricity conversion element and a control, operation and storage display circuit element. The method comprises that: the detected parameters are selected, based on an ATP bioluminescence theory, the detected sample and three groups detection reagents of a body cell lysates agent, a bacterial cell lysates agent and a luciferase-luciferase luminescence reagent are added to a sample pool, each reagent is provided with an auto sample adding device connected with the sample pool, the auto sample adding device controls to inject different reagents to the sample pool according to the detection requirement, the sample surface cleanliness condition is gained by measuring the total ATP content, the bacteria quantity in the sample is quantitatively detected by measuring the ATP content in the bacteria cell. Compared with the traditional device, the detection speed of the invention is fast, the detection time is less than 30 minutes, the degree of automation is high, and the maneuverability is good, the invention can be applicable to the locale rapid detection of health quality in the food, cosmetics, medical, environmental, and other fields.

The invention discloses a rapid fruit tree wound healing protective agent. The rapid fruit tree wound healing protective agent is prepared from the following raw materials in parts by weight: 25-35 parts of vinyl acetate-ethylene copolymerization emulsion, 3-5 parts of hydroxypropylcellulose, 2-4 parts of sodium benzoate, 0.8-1.2 parts of fatty alcohol polyoxyethylene ether, 7-9 parts of ethylene glycol, 20-30 parts of a film forming agent, 5-10 parts of a nutritional agent, 0.2-0.4 part of a growth regulator, 3-5 parts of a chemical bactericide, 6-8 parts of a botanical fungicide, 5-9 parts of an insecticide and 10-20 parts of water. The rapid fruit tree wound healing protective agent disclosed by the invention has the advantages of strong capability of resisting to diseases and pests, outstanding effect, high security and rain wash resistance and can effectively protect a wound after being smeared on a tree body wound caused by pruning, sawing and girdling as well as diseases, prevent infection of germs, reduce water evaporation and stimulate fission of tree body cells to form calluses, a new bark is grown rapidly, the wound is promoted to be rapidly healed, and the rapid fruit tree wound healing protective agent has the special effect on protection of scars caused by applet tree canker, canker and gummosis as well as the wound and a sawing bite.

A method of treatment of lymphoproliferative and autoimmune disorders with a new composition of four boswellic acids including β-boswellic acid, 3-O-acetyl-β-boswellic acid, 11-keto-β-boswellic acid, and 3-O-acetyl-11-keto-β-boswellic acid. Boswellic acids of invention have been obtained in a novel industrial process from the gum resin of Boswellia serrata tree, providing standardized composition which inhibits DNA, RNA and protein synthesis of the target cell without cytotoxic effects. The composition of invention provides advantage of irreversible cytostatic therapy, equivalent to biological effects of a cytotoxic therapy without killing body cells.

The invention relates to a multifunctional health-care fabric, and belongs to textiles. The health-care fabric comprises 10 to 40 percent of biomagnetic fibers, 20 percent of far infrared functional fibers, 10 to 20 percent of negative ion functional fibers, 10 to 20 percent of trace element functional silk, 10 to 40 percent of bamboo charcoal functional fibers, and 10 to 30 percent of soybean fibers. The fabric has the advantages that the fabric is prepared by mixing and weaving a plurality of functional fibers, has high efficiency and no toxicity, and avoids limitation of single fiber. Through a large amount of crowd tests, the fabric has higher far infrared emission effect, can improve the concentration of negative ions around, clean skins, activate body cells, promote metabolism, improve sleep quality, absorb and reflect ultraviolet rays, effectively reduce hurts of the ultraviolet ray to skins even under a high-strength ultraviolet environment, and resist and inhibit bacteria. The fabric is rich in a plurality of nutrient components necessary for human bodies, such as amino acid, isoflavone and the like, has a similar structure as skins, can more effectively nourish and care skins, and defer senility.