157results about How to "Avoid irreversible damage" patented technology

The present invention provides novel nucleic acid and protein sequences for methods and compositions for treating, screening, and diagnosing cardiovascular disease and methods for using these genes and gene products for prevention of cardiac cell death and prevention of cardiac tissue damage resulting from ischemic events in cardiac tissue, as well as other tissue that is subject to damage resulting from an ischemic event. The genes, gene products and agents of the invention are also useful for treating other related clinical or coronary events such as angina, myocardial infarct (MI), and stroke, for monitoring the effectiveness of their treatment, and for drug development. The genes, gene products and agents of the present invention are also provided as pharmaceutical compositions for treatment of cardiovascular disease, ischemic heart disease, myocardial infarct and related conditions. Kits are also provided for the diagnosis, treatment and prognosis of cardiac diseases and related conditions.

The invention provides a charging device of a hybrid car. The charging device is suitable for being electrically connected with a first electric appliance and a second electric appliance. The charging device comprises a low-voltage storage battery, a high-voltage battery pack, a starting switch, a second charge control module and a first charge control module, wherein the starting switch is used for conducting the low-voltage storage battery at the first state to provide power for the first electric appliance, and conducting the low-voltage storage battery at the second state to provide the power for the first electric appliance and the second electric appliance; and the high-voltage battery pack is conducted to charge the low-voltage storage battery when the conditions that the voltage of the low-voltage storage battery is lower than the voltage of the pre-set battery, and the starting switch is at the first state or the second state are detected by the first charge control module, and the condition that the electricity of the batteries of the high-voltage battery pack is not lower than the electricity of the pre-set batteries is judged by the second charge control module. The invention further provides a charging method of the hybrid car. With the adoption of the charging device and the charging method provided by the invention, the excess use of the low-voltage storage battery can be prevented, and the non-recoverable damage can be prevented.

The invention discloses a leveling device for suspension equipment. A panel is supported on four supporting legs. Each supporting leg comprises a motor fixing box, a motor, a ball screw pair and a cylindrical supporting leg body. The motor fixing boxes are fixed to the end portion of the bottom face of a fixing plate of a sliding screw base. The motors are arranged in the motor fixing boxes through motor fixing frames installed in the motor fixing boxes. Screws in the ball screw pairs are connected with main motor shafts through couplers. The inner cavities of the cylindrical supporting legs are provided with the screw pairs. The screws in the ball screw pairs penetrate out of the motor boxes and extend into the screw pairs in the cylindrical supporting legs. The leveling device for the suspension equipment can greatly lower the work intensity, save labor and materials, improve the work efficiency by 88%, improve the installation process quality, meet the precision requirement, prevent the equipment from breaking down or being damaged irreversibly in the debugging or operating process, and save the operating cost for enterprises.

The invention relates to a positive circulating tumor cell enrichment method. The positive circulating tumor cell enrichment method comprises the following steps that S1, a buffer solution and a tumorpatient blood sample are sequentially added in a cell separation solution, and first-time centrifugal treatment is performed; S2, the tumor patient blood sample obtained after the first-time centrifugal treatment is subjected to second-time centrifugal treatment, supernate is removed, red blood cell lysate is added, and then low-temperature splitting decomposition is performed; S3, the tumor patient blood sample obtained in the step S2 is subjected to third-time centrifugal treatment, supernate is removed, incubation liquid is added, then immunomagnetic beads are added, incubation is performed after even mixing, and the immunomagnetic beads are coupled with epithelial cell adhesion molecules; S4, the incubation liquid is removed after incubation, and elution is performed to obtain a target; S5, the target obtained in the step S4 is transferred to a complete culture medium, and continuous culture is performed to obtain circulating tumor cells. The positive circulating tumor cell enrichment method has the advantages of being accurate in capture, capable of keeping cell viability to the most degree, low in cost and efficient.

Described is a method for checking syringe bodies of the type comprising a hollow body, a seal for closing the hollow body and a dose of a liquid product enclosed by the hollow body and by the seal, the method comprising the steps of applying a pneumatic negative pressure to the syringe body and moving a stop body towards the syringe body in such a way that, during at least a part of the step of applying the pneumatic negative pressure, the stop body obstructs withdrawal of the seal towards a rear end of the syringe body opposite the liquid.

The invention mainly relates to a rapid cutoff system of photovoltaic module and a restarting method after cutoff. The rapid cutoff system comprises a cutoff control module, a plurality of cutoff devices and a plurality of photovoltaic modules, wherein a plurality of photovoltaic modules are connected in series to form a battery pack, respective output voltages are superposed to obtain a DC bus voltage, and each cutoff device is used for removing the corresponding photovoltaic module from the battery pack so as to cut off or restoring from a cutoff state to a series connection state. When a cutoff command is received by the cutoff control module, a first instruction is send out to the plurality of cutoff devices so as to inform the plurality of cutoff devices to cut off the corresponding photovoltaic modules, or when a starting command is received by the cutoff control module, a second instruction is sent out to the plurality of cutoff devices so as to inform the plurality of cutoff devices to restore the corresponding photovoltaic modules from the cutoff states to the series connection states.

The present invention is based on the use of electrical surface charge as a docking tool to bring charged lipid assemblies in the vicinity of a diseased, e.g. inflamed epithelium of the mucosa, or alternatively, to a normal epithelium, for executing a desired medical procedure. Thus, the present invention provides a method for selecting a medicament for a medical procedure has now been designed. The medical procedure is selected from treatment, for the healing of a disease or disorder of a mucosa, prophylaxis of a disease or disorder or a mucosa, or a combination of same. The method steps are based on the observation that there are differences in the attachment properties of charged lipid assemblies, such as liposomes, when examined in healthy or inflamed mucosal tissues. The invention also provides a kit making use of the method of the invention. Yet, the invention concerns a method and a medicament for the treatment or prevention of a disease or disorder of the gastrointestinal mucosa, as well as the use of charged lipid assemblies for obtaining said medicament, based on the principles of the differential adhesion of positively vs. negatively charged lipid assemblies to healthy and diseased mucosa, respectively.

The invention discloses a system for focusing or separating micro-nano particles and cells on basis of a non-Newton effect. The system is characterized in that the system comprises: a working fluid having a non-Newton fluid effect; a working fluid conveying device used for conveying the working fluid having a non-Newton fluid effect; micro-fluidic units including micro-channels, wherein the micro-fluidic units are arranged on the working fluid conveying device in parallel, are connected with the working fluid conveying device through a pipeline and are used for focusing or separating the micro-nano particles or cells conveyed by the working fluid conveying device; and an outlet arranged at the tail ends of the micro-fluidic units and used for collecting target micro-nano particles or cells, wherein no branch outlets are arranged when the outlet is used for focusing; and the quantity and the width of the branch outlets are set according to separation characteristics when the outlet is used for separating in order to make the micro-nano particles or cells with different dimension to flow into different branch outlets. The system and the method realize simple operation and good effect of separation and focusing of the micro-nano particles and the cells.

An artificial sphincter comprises an anchoring element in form of a shape memory coil, which has a transition temperature, which is significantly higher than the human body temperature of about 37° C. At lease a portion of the cylindrical sphincter body is enclosed by the coil. The coil to be threaded onto threads provided at the exterior mantle face of the body. Also disclosed is a method for inserting and anchoring the sphincter in an urethra and a device for inserting and anchoring the sphincter which comprises a proximal end portion of about cylindrical shape, means for coupling with the sphincter disposed at the proximal end of said proximal end portion and being operable from a distal end portion thereof, a channel disposed within the proximal end portion which has an opening at the proximal end thereof for adducing an aqueous fluid of a temperature above 37° C. to the shape memory metal coil.

The invention discloses an overvoltage and undervoltage protection circuit which is used for connection between a voltage source and a load and comprises a detecting module and a switch module. The input end of the detecting module is connected with the voltage source, and the output end is connected with the control end of the switch module for determining whether the voltage of the voltage source is higher than a high-voltage threshold or lower than a low-voltage threshold and transmitting determination result information to the control end of the switching module. The input end of the switch module is connected with the voltage source, and the output end is connected with the load for controlling on or off between the input end and the output end according to the determination result information which is received by the control end. If the voltage of the voltage source is higher than the high-voltage threshold or is lower than the low-voltage threshold, the circuit between the input end and the output end is switched off; and otherwise, the circuit between the input end and the output end is switched on. When the voltage of the voltage source is higher than the high-voltage threshold or lower than the low-voltage threshold, the circuit between the voltage source and the load is switched off, thereby preventing product damage caused by overhigh input voltage and protecting the input voltage from excessive voltage drop. The overvoltage and undervoltage protection circuit has advantages of low cost and easy realization.

The invention discloses a curling iron assembly and an electric hair drier. The curling iron assembly comprises a cylinder body; a fluid channel is formed in the cylinder body; an air flow inlet and air flow outlets are formed in the cylinder body, flow guide plates corresponding to the air flow outlets one to one are arranged on the cylinder body, exhaust grooves communicated with the outside areformed between the inner surfaces of the flow guide plates and the outer surface of the cylinder body, and air flow exhausted from the air outlet ends of the exhaust grooves can flow along the outersurface of the other flow guide plates opposite to the exhaust grooves. The curling iron assembly of the structure receives airflow blown out by the electric hair drier. By means of the principle of the Coanda effect, airflow is exhausted from the exhaust grooves and then generates the wall attachment effect on the flow guide plates, hair can be attached to the outer surface of the flow guide plates under the action of air pressure difference, the hair curling effect is generated under the action of the exhausted airflow, irreversible damage to the hair can be avoided, the use method is simple, and safety is high. The curling iron assembly is detachably mounted on an electric hair drier main body of the electric hair drier, and the two functions of hair blowing and hair curling can be freely switched.

The invention discloses an intelligent protective circuit for a storage battery of a hybrid power automobile. The intelligent protective circuit is suitable to be electrically connected with the storage battery, and comprises a power utilization unit and a suicide circuit, wherein the suicide circuit is used for switching on the storage battery and the power utilization unit; the power utilization unit is applied to detecting the voltage of the storage battery; and when the voltage of the storage battery is lower than the preset battery voltage, the power utilization unit controls the suicide circuit to switch off to cut off the power supply of the storage battery to the power utilization unit. The invention also provides an intelligent protective method for a storage battery of a hybrid power automobile. The intelligent protective method comprises steps that: the power utilization unit detects the voltage of the storage battery at a first frequency; and when detecting that the voltage of the storage battery is lower than the preset battery voltage, the power utilization unit controls the suicide circuit to switch off to cut off the power supply of the storage battery to the power utilization unit. By the intelligent protective circuit and the intelligent protective method for the storage battery of the hybrid power automobile, the storage battery can be prevented from being overused and even being subjected to irreparable damage.

The present disclosure relates to an optical device and apparatus. The optical device comprises a surface-emitting laser, an impedance detection circuit, a controller and an optical component positioned on the light-emitting path of the surface-emitting laser. The optical module comprises a bracket and a diffractive optical element DOE positioned inside the bracket. Pairs of conductive contacts are arranged on the inner side wall of the bracket. A conductive film formed of a preset material is attached to the light-emitting surface of the DOE. The edge of the conductive film and the pair of conductive contacts are connected with each other through a conductive material. The impedance detection circuit is respectively connected with a pair of conductive contacts and a controller. The controller is also connected to the surface emitting laser and is configured to control the surface emitting laser to be turned off when the impedance detected by the impedance detection circuit is not within a preset range. Irrecoverable damage to the human eye caused by too high single point energy since laser emitted by the surface itting laser is not emitted uniformly due to movement or damage of the DOE is avoided, and the safety is improved.

The invention provides a low-frequency magneto-electric composite mechanical antenna with a novel structure and a manufacturing method thereof, and belongs to the technical field of low-frequency communication. A structural unit of the low-frequency magneto-electric composite mechanical antenna comprises a core rod with a piezoelectric function, a core shell module with a piezomagnetic function and a hoop buckle for fastening and fitting the core rod and a core shell. The core shell is composed of a plurality of arc shell bodies, the inner diameters of the arc shell bodies are equal to the outer diameter of the core rod, the number of the arc shell bodies is at least two, and a telescopic gap is reserved between every two adjacent arc shell bodies. Compared with a traditional magneto-electric composite mechanical antenna, the low-frequency magneto-electric composite mechanical antenna of the novel structure has the advantages that the possible negative effect of strain conduction between different phases caused by chemical interface bonding is weakened, and strain conduction is timely, efficient and uniform.

The invention relates to a method for operating a lithotripsy device, whereby a shock wave source (2) is applied to a patient (12) to be treated, said source generating a shock wave that is focused in a focus (S). The invention is characterized by detecting and evaluating at least one force (F) exerted on the shock wave source (2) when it is applied.

The invention relates to a car-mounted memory card interface short-circuit protection device. The car-mounted memory card interface short-circuit protection device comprises a memory card interface seat, wherein the memory card interface seat comprises a power supply pin and an insertion detection pin; the power supply pin is connected to a power supply through a PTC overcurrent protection resistor, and the insertion detection pin is connected with a micro-control unit. By adopting the car-mounted memory card interface short-circuit protection device, the 3.3V power supply of the memory card interface to the memory card can be cut off rapidly in power supply short circuit, so that devices in the machine can be prevented from being damaged, the power supply can be automatically and rapidly restored after the short circuit is eliminated, the entire car-mounted system is safe and stable to operate, the safety of the devices in the machine can be guaranteed, and the irreversible damage of the devices in the machine caused by the short-circuit accident can be avoided.

The invention provides an automatic leveling device for suspension equipment. The automatic leveling device comprises a panel. The opposite sides, in the length direction or the width direction, of the bottom face of the panel are provided with more than two first sliding blocks. The first sliding blocks move on first sliding block guide rails symmetrically arranged. The first sliding block guide rails are installed on first guide rail fixing frames. The two ends of the lower surface of each first guide rail fixing frame are provided with two sliding block fixing frames perpendicular to the first guide rail fixing frames. The lower surfaces of the sliding block fixing frames are provided with more than two second sliding blocks. The second sliding blocks move on second sliding block guide rails installed on second guide rail fixing frames. The automatic leveling device for the suspension equipment can greatly lower the work intensity, save labor and materials, improve the work efficiency by 88%, improve the installation process quality, meet the precision requirement, prevent the equipment from breaking down or being damaged irreversibly in the debugging or operating process, and save the operating cost for enterprises.

The invention relates to a dam break type debris flow dynamic evolution whole-process simulation test system. The system comprises a model box, wherein the debris flow simulation device is arranged ina centrifugal machine chamber, is used for simulating the whole process of debris flow power evolution, and comprises a storage box, a baffle, a sliding face, a blocking structure and a motor, the storage box and the blocking structure are arranged on the upper portion and the front side of the bottom of the sliding face respectively, the baffle is rotationally arranged at an outlet, facing the bottom of the sliding face, of the storage box, and the motor controls opening of the baffle; a data acquisition system which comprises a sensor arranged in the model box; and a high-speed camera system which is arranged in the centrifugal machine chamber and comprises a high-speed camera and a high-brightness LED light source. Compared with the prior art, the device has the advantages of strong simulation capability, capability of truly reproducing the whole dynamic evolution process of the debris flow, full automation, remote control, simplicity and convenience in use, low economic cost and the like.

The invention provides a compound skin care product based on a white wax matrix and a preparation method thereof. The skin care product is prepared from the following raw materials: 0.8-101% of Chinese wax, 0.03-1% of higher alkanol, 2-10% of camellia oleosa seed oil, 1.3-4% of scale collagen peptide, 3-6% of medical Vaseline, 3-8% of glycerol, 0.5-5% of sodium oleate, 0-2% of triethanolamine, 0.5-3% of sodium carboxymethyl cellulose and the balance of water. The skin care product is prepared by the following steps: adding the Chinese wax and the higher alkanol to the camellia oleosa seed oil and implementing water bath; adding a sodium hydroxide/ethanol solution and carrying out saponification; adding the medical Vaseline, the glycerol, the triethanolamine and the sodium carboxymethyl cellulose after melting the water bath, uniformly mixing in the water bath, adding into boiling water and emulsifying, cooling and adding a scale collagen peptide water solution, and uniformly stirring to obtain the compound skin care product. The skin care product disclosed by the invention is good in efficacy, low in side effect and high in safety, and is capable of avoiding possible irreversible damage on skin due to long-term use of chemical synthetics.

A control method for a fuel cell system is provided to prevent freezing in an air exhaust system of the fuel cell system. The method prevents freezing in the exhaust system by specifying a vehicle condition in which possibility of freezing is high and operating the fuel cell system based on different vehicle-specific standards. The performs air supercharging control based on an ambient temperature and a temperature of cooling water, air supercharging control by applying weights based on inclinations of a vehicle, and a forced heating logic using a COD heater.

The invention relates to the technical field of cosmetic packaging, and discloses an automatic simple quantitative special packaging device for cosmetics. The automatic simple quantitative special packaging device for the cosmetics comprises a machine body, wherein a fixed plate, a discharging box, a clamping frame, a rotating shaft and an operation table are arranged inside the machine body; a connecting block is arranged on the front surface of the fixed plate; a movable rod is movably arranged below the connecting block; one end, far away from the connecting block, of the movable rod is movably connected with a connecting rod; and a movable block is movably arranged below the connecting rod. According to the automatic cosmetic simple quantitative special packaging device for the cosmetics, the rotating shaft is driven to rotate through a power supply, two symmetrical convex blocks are arranged below the movable block, a clamping block is arranged above the rotating shaft, when the clamping block on the rotating shaft rotates to the position of the left side convex block, the left side convex block is driven to move upwards so as to drive the right side of the movable block to deviate downwards, at the moment, a piston opening of a discharging pipe below the discharging box is opened, so that a product falls onto the operation table, automatic quantitative discharging is realized, and therefore the working efficiency is improved.