30results about How to "Long-term wear" patented technology

The invention relates to a wearable heart rhythm monitoring device. The wearable heart rhythm monitoring device comprises a processor, as well as a heart rate sensor, a motion sensor, at least two electrocardioelectrodes, a storage and an electrocardiogram recording module which communicate with the processor, wherein the processor comprises an average heart rate computation module, a normal heart rate variation range computation module, a heart rate classification module and a rapid heart rate motion check module; the storage is used for receiving and storing data information. The wearable heart rhythm monitoring device can be worn by a user for a long time, and the daily life of the user is not influenced; meanwhile, the monitoring device carries out monitoring from the point of view of medical science, can collect all key data including the heart rate, the motion, the electrocardiogram and the oxygen saturation relevant to the arrhythmia, and can automatically monitor and record the arrhythmia incident found in the heart rate monitoring process; the monitoring device automatically analyzes each heartbeat from many dimensions, and accurately classifies the heartbeats, and thus various potential arrhythmia problems are found.

The invention discloses a portable electrocardio detection device based on artificial skin and an electrocardio monitoring system, and aims to improve detection precision and achieve good interferenceresistance on premise that the wearing comfort of a user is not affected. According to the electrocardio monitoring system, an electrocardio monitoring piece comprises one or more electronic epidermis units for acquiring electric signals generated along with activities of a heart; a monitoring circuit is connected with connection points of the one or more electronic epidermis units in the electrocardio monitoring piece, and is used for processing acquired electric signals to be adaptive to input into a control unit; the control unit is used for controlling operation of other units and used for acquiring electrocardio monitoring data according to the input electric signals; a data storage unit is used for storing acquired electrocardio monitoring data; a communication unit is used for communicating with an external terminal to transmit the electrocardio monitoring data and / or control instructions; the control unit, the monitoring circuit, the data storage unit and the communication unit are arranged on a flexible circuit board.

The invention discloses a functional traditional Chinese medicine sachet and a preparation method thereof, and relates to the technical field of traditional Chinese medicine sachets. The functional traditional Chinese medicine sachet comprises the following traditional Chinese medicines in parts by weight: rhizoma atractylodis, agastache rugosus, fructus evodiae, folium artemisiae argyi, cinnamon,fructus amomi, acorus calamus, radix angelicae, eupatorium, mint, clove, white chrysanthemum, tuber fleeceflower stem, albizia flower, juncus effuses, white sandalwood, borneol, flos magnoliae, ligusticum wallichii, schizonepeta, cassia twig, eupatorium, purple perilla and asarum. The traditional Chinese medicine sachet provided by the invention has the following advantages: volatile components of the traditional Chinese medicines are emitted in air and absorbed into the body through the respiratory tract and the skin to generate medicine effects; screened medicine powder is subpackaged and uniformly mixed according to different proportions to be divided into a small sachet A, a small sachet B and a small sachet C; the small sachet A, the small sachet B and the small sachet C are then loaded into a sachet together; and the effects of exorcising evil spirits, repelling mosquitoes, concentrating mind, calming qi, clearing heat and removing toxicity are achieved.

The invention discloses a portable infrared thermometer for continuous monitoring and a temperature compensation method thereof. The portable infrared thermometer for continuous monitoring comprises two parts: a hardware structure and a temperature compensation algorithm. The hardware structure comprises two infrared sensors that are in near-far staggered placement relative to a thermometer main body, a master control circuit, a power module, a bluetooth transmission unit and other accessories. The longitudinal distance difference between the two infrared sensors is 2mm-8mm, and the distance between the left and the right is 5mm-15mm. The temperature compensation algorithm is mainly directed at the error caused by measuring distance, and determines a temperature correction value according to the measured value of the infrared sensors and the difference of two fore-and-aft staggered sensors. The portable infrared thermometer for continuous monitoring provided by the invention has the function of non-contact continuous measurement of human body temperature, by means of unique two-sensor staggered arrangement and corresponding algorithm correction, the error between the obtained temperature and actual temperature is less than 0.1DEG C, thus meeting the demand of medical temperature measurement. At the same time, the portable infrared thermometer for continuous monitoring also has the advantages of portability and small size, fast temperature measurement, continuous monitoring, and simple structure, etc.

The invention relates to a hyperextension prevention healing appliance of knee joints. A thigh board and a crus board are articulated up and down and are respectively positioned above and under the popliteal fossa at the rear part of the knee joints. The thigh board and the crus board are respectively provided with radians which are corresponding to the back sides of the thigh and the crus of suffers; the two side edges of the thigh board and the crus board are contracted gradually to the two ends of a hinge shaft near the position of articulation, and the front surfaces of the thigh board and the crus board are padded with a layer of rubber pad; a mantle is hooped on the outsides of the thigh board, the crus board and the rubber pad and is opened with a perforation correspondingly to a connect collar of an angle regulation band, a connect collar of a thigh bandage and a connect collar of a crus bandage; the mantle passes through the connect collar of the thigh bandage and the connect collar of the crus bandage and is connected with the thigh bandage and the crus bandage respectively; the angle regulation band is connected between the connect collars of the angle regulation bands of the thigh board and the crus board. The healing appliance has the advantages of simple and light structure, fast assembly and disassembly, comfortable use, easy manufacturing, convenient carrying, low cost, etc.

A heart rate vibrator of a heart rate sensor comprises a bottom tactile disc, a heart rate transfer column and an upper tactile disc, wherein the heat rate transfer column is arranged on the bottom tactile disc, and the upper tactile disc is arranged on the heart rate transfer column; and air holes are distributed on the bottom tactile disc, and a venting groove is arranged at the contact side of the bottom tactile disc and the human body skin, and is communicated with the air holes. During the process of continuously wearing a monitoring wrist watch with the hear rate monitoring function, the heart rate vibrator of the heart rate sensor ensures that the hear rate sensor not only can effectively monitor the weak hear rate beating of the skin but also provide the channel for sweat gland excretion and ventilation of the human body skin, and the phenomena of contact dermatitis, pustule or herpes of the skin can be avoided.

The invention discloses an electrocardiogram monitoring chest belt with a motion artifact inhibition function. The chest belt takes a flexible high-elasticity fabric as a base layer, two flexible fabric electrocardiograph dry electrodes, two pairs of auxiliary dry electrodes and a reference electrode are fixed on the base layer, the two flexible fabric electrocardiograph dry electrodes are horizontally distributed in the middle of the base layer, each pair of dry electrodes include upper auxiliary dry electrodes and lower auxiliary dry electrodes, the upper auxiliary dry electrodes and the lower auxiliary dry electrodes are symmetrically distributed on the upper side and the lower side of each flexible fabric electrocardiograph dry electrode, the two upper auxiliary dry electrodes are connected by the aid of a fiber resistor, the reference electrode is positioned at horizontal center between the two flexible fabric electrocardiograph dry electrodes, signal lines of each electrode penetrate the base layer and are connected with a signal processing module fixed on the other side of the base layer, the signal processing module is used for receiving signals of the electrodes and processing the signals to obtain electrocardiogram signals, and special woven seamless pressure adhesive is hollowed according to the shapes of the electrodes and adhered with the base layer to serve as aninsulation shielding layer. By the aid of the chest belt, motion artifacts can be effectively inhibited.

The invention discloses a sweat-absorbing and cooling garment which comprises a T-shirt body. The T-shirt body is connected with sleeve parts. Sweat-absorbing cushions are arranged on the inner sides of armpit parts of the joints of the T-shirt body and the sleeve parts and detachably connected with the armpit parts through letter hook-and-loop fasteners. The T-shirt body and the sleeve parts are prepared by weaving polyester silk. The polyester silk is prepared from a plurality of polyester filaments. Each filament is composed of a first breathable layer, a polyester layer, a second breathable layer and a mesh-shaped layer from one side to the other opposite side in sequence. The longitudinal section of the polyester filaments is semicircular. Each sweat-absorbing cushion comprises a bamboo fiber sweat-absorbing layer, a pure cotton cushion piece layer and a base cloth layer from inside to outside in sequence. The sweat-absorbing and cooling garment is good in sweat absorbing and cooling performance and can prevent sweat stain pollution from influencing the image.

The invention discloses a portable intelligent ECG monitoring system which comprises a data acquisition box, a finger clamping structure used for acquiring EDG data, a wrist clamping structure and an electrode paste, wherein, the finger clamping structure, the wrist clamping structure, and the electrode paste are all connected with the line of the data acquisition box, the finger clamping structure, the wrist clamping structure, and the electrode paste adopt a five-lead mode, so as to transmit ECG data acquired to the data acquisition box, and the system adopts the five-lead technical form of the finger clamping structure, the wrist clamping structure and the electrode paste, makes a user able to wear for a long time, is convenient for the user to use, enhances the accuracy of ECG acquisition, and realizes the purpose of monitoring the ECG of the user in real time.

The invention discloses a power oil circulation supply device for a thin oil lubrication system, and belongs to the technical field of mechanical transmission. The power oil circulation supply devicefor the thin oil lubrication system comprises a high-speed rotating power source (1), a machine frame, a quincuncial elastic coupling (3) and a SXF series bidirectional lubricating oil pump (4). The high-speed rotating power source (1) provides high-speed rotating power, and the high-speed rotating power is 1000rpm. The machine frame supports the whole power oil supply device. The quincuncial elastic coupling (3) is connected with the high-speed rotating power source (1) and an input shaft of the SXF series bidirectional lubricating oil pump (4). The SXF series bidirectional lubricating oil pump (4) provides fixed flow direction power oil. The machine frame is composed of a planetary reducer shell (21), a planetary reducer lubrication system connecting sleeve (22) and an adjusting machineframe (23). The power oil circulation supply device for the thin oil lubrication system has the advantages that the problems of oil leakage at the sealing position of a shaft head of the lubricating oil pump, abnormal operation of the lubricating system and short service life of the system are solved.

The invention relates to the technical field of alloys, and particularly relates to a gold alloy. The gold alloy comprises 5-10% of Ag, 3-7% of Zn, 2-5% of Cu, 2-4% of Nb, 0.5-1.5% of Ca, 0.5-1.5% of Zr, 2-4.5% of Er, 0.5-1% of Ho, 1-3% of epoxy resin and the balance of gold and inevitable impurities. The invention also provides a synthetic method of the gold alloy. The gold alloy provided by the invention has the advantages of excellent high-temperature property, very long service life, high-temperature resistance, oxidization resistance and creep resistance; gold jewelry made from the gold alloy has the advantages of low price, high hardness and long-lasting color and luster and can be worn for a long time.

The invention discloses an anti-radiation novel material and a preparation method thereof. The anti-radiation novel material is prepared from the following raw materials in parts by weight: 80-100 parts of a vinyl-vinyl acetate copolymer, 30-40 parts of polystyrene resin, 40-60 parts of polytrifluorochloroethylene resin, 60-80 parts of propylene glycol, 3-5 parts of zinc dimethyldithiocarbamate, 1-2 parts of 2-amino-4'-fluoroacetophenone, 3-5 parts of rare earth oxide or rare earth mine, 3-5 parts of metal oxide, 3-5 parts of a coupling agent and 3-5 parts of a heat stabilizer. The anti-radiation novel material disclosed by the invention is soft and foldable, can be worn for a long time, has good anti-radiation performance and is applicable to the working or living environment with a moderate intensity radiation source, and the lead equivalent is 0.03mmPb / mm-0.08mmPb / mm.

The invention belongs to the technical field of electrodes, and mainly provides a flexible electrode and a manufacturing method thereof. The flexible electrode comprises a flexible substrate, a metaltitanium layer and a metal gold layer, the metal titanium layer is formed on a preset region of the surface of the flexible substrate, and the metal gold layer is formed on the surface of the metal titanium layer and comprises a collecting region and a lead region; wires are arranged on the lead region of the metal gold layer. The flexible electrode is good in tenacity, free of stimulation to skin, capable of being bent freely and capable of being worn for a long term, and the problem is solved that an electrode of an existing cardiogram monitor is mainly a silver / silver chloride hard electrode, body surface collection can be conducted on an electrocardio signal, but the hard electrode does not make firm contact with the skin, and as a result the accuracy of collecting the electrocardio signal is affected greatly.

The invention discloses a preparation method for a cotton fabric with bactericidal and bacteriostatic functions, and the prepared fabric, belonging to the field of textile technology. The preparationmethod comprises the following steps: extracting berberine from coptis; weighing cotton fibers, placing the cotton fibers in an aqueous NaOH solution with a pH value of 8.5, and carrying out soaking at a temperature of 30-40 DEG C; then carrying out washing until the cotton fibers are neutral, adding berberine according to a mass ratio of the cotton fibers to berberine of 100: (1-3), setting a bath ratio of 1: 20, introducing nitrogen, and successively carrying out temperature-regulated reactions, washing and drying so as to obtain the antibacterial cotton fabric. The bactericidal cotton fabric prepared in the invention has good bactericidal and bacteriostatic action and a wide antibacterial spectrum, can maintain excellent characteristics for a long time, is washable, and maintains good antibacterial effect after repeated washing.

A miniature built-in automatic continuous sutural distraction osteogenesis device comprises a main anchorage rod and a distracter; the main anchorage rod is a slender titanium alloy rod, the front part of which is provided with a distracter hole and the tail of which is provided with at least two fixing holes; the distracter is made of an iron-nickel memory alloy wire, the preset shape is a W, the restored shape is a U, both ends are bent, and one of the ends is mounted in the distracter hole; and an auxiliary anchorage rod is arranged on one side of the main anchorage rod, so that a triangular support is formed. The device is individually designed by the three-dimensional CT computer-assisted design technology, can be fabricated in a simple way, and accords with the low-carbon economy, the operation of the surgery is convenient, the distraction process is smooth, and the distraction effect is accurate; the distraction process is simple and convenient, the surgery is minimally invasive and simple, the length of stay is short, the frequency of further consultation is less, the expense is less, and the device is highly compatible with the tissues of the human body, can be safely and reliably fixed, cannot fall apart due to external force, cannot affect the normal study, life, outing and the like of a diseased child, can be worn for a long time, and has a remarkable treatment effect.

The invention relates to the technical field of respirators, and discloses a power air supply filtering type respirator. The power air supply filtering type respirator is characterized by comprising an open type mask, a draught fan and an air supply pipeline; an air guide channel is formed in the open type mask, an air inlet is formed in the tail portion of the open type mask, an air outlet is formed in the head portion of the open type mask, and the air inlet is in communication with the air outlet through the air guide channel; an air supply channel is formed in the draught fan, an air supply motor is arranged in the air supply channel, the air supply motor is connected with an air impeller, a filtering structure is further arranged on the draught fan, the filtering structure and the airimpeller are oppositely arranged, an air supply outlet is formed in the draught fan, and the air supply outlet is in communication with the air supply channel; and one end of the air supply pipelineis connected to the air supply outlet, and the other end of the air supply pipeline is connected to the air inlet. According to the technical scheme, and the power air supply filtering type respiratoris breathable and more comfortable in use.

The invention discloses an intramedullary pressuring robot for replacing lateral bone movement and relates to the technical field of medical instruments. The intramedullary pressuring robot for replacing the lateral bone movement comprises a casing body and two pressuring mechanisms arranged on two ends of the casing body, two ends of the casing body are respectively connected with each end opposite to the two pressuring mechanisms in a thread manner. The intramedullary pressuring robot for replacing the lateral bone movement moves downward through a motion bar to drive a moveable piston in awater supply column to move downward, so that water in the water supply column passes through a water supply pipeline to enter an annular water capsule and the diameter of the annular water capsule isenlarged, the lateral bone movement is carried out through the annular water capsule, risks of the lateral bone movement are reduced, and comfort level is high, and the robot has the characteristicsof less trauma in operation, no need of bone flaps, no surgery needed at the high risk front edge of a tibia, no need of chiseling the bone flaps, no various complications caused by external fixingstents, effectively reducing hospital stays of a patient, continuous effectiveness, and long-time wearing.

The invention discloses an ultra-light and high resilience bionic prosthesis and a forming process thereof. The bionic prosthesis is prepared from a TPU (thermoplastic polyurethanes) foaming materialthrough steam compression molding, and comprises the following raw materials: TPU, flesh-colored toner and an antibacterial agent; the forming process comprises the following steps: synthesizing a TPUcomposite material, pelletizing the TPU composite material underwater, then placing the pelletized TPU composite material in a high pressure reactor, pressurizing and heating to enable carbon dioxideto reach a supercritical state, quickly depressurizing after permeation, quickly putting the infiltrated TPU composite material particles into foaming equipment for heating and foaming to prepare TPUfoamed particles, and then putting the TPU foamed particles into steam molding equipment for steam compression molding to obtain a product of bionic prosthesis. The bionic prosthesis prepared with the forming process has ultra-light density, ultra-high resilience, wear resistance, folding resistance and strong antibacterial property, and provides a comfortable experience for a wearer.

The invention relates to the technical field of bioelectrical signal monitoring, and provides a flexible microneedle dry electrode device for human body electrical signal monitoring and a manufacturing method thereof. The flexible microneedle dry electrode device for human body electrical signal monitoring comprises a flexible patch, a flexible microneedle dry electrode and a flexible printed circuit, wherein the flexible microneedle dry electrode is arranged on the flexible patch, and the flexible microneedle dry electrode is electrically connected with the flexible printed circuit. Accordingto the invention, the flexible microneedle dry electrode is arranged on the flexible patch and is electrically connected with the flexible printed circuit, so that the flexibility of the whole deviceis ensured, and the device can be well attached to almost any skin surface; and the flexible microneedle dry electrode penetrates through a high-impedance stratum corneum, so that low-impedance and stable electrical contact can be provided without conductive gel or conductive paste, a user can wear the device for a long time, the activity is not limited, and the applicability of various application occasions is improved.

The invention discloses a portable infrared thermometer for continuous monitoring and a temperature compensation method thereof. The portable infrared thermometer for continuous monitoring comprises two parts: a hardware structure and a temperature compensation algorithm. The hardware structure comprises two infrared sensors that are in near-far staggered placement relative to a thermometer main body, a master control circuit, a power module, a bluetooth transmission unit and other accessories. The longitudinal distance difference between the two infrared sensors is 2mm-8mm, and the distance between the left and the right is 5mm-15mm. The temperature compensation algorithm is mainly directed at the error caused by measuring distance, and determines a temperature correction value according to the measured value of the infrared sensors and the difference of two fore-and-aft staggered sensors. The portable infrared thermometer for continuous monitoring provided by the invention has the function of non-contact continuous measurement of human body temperature, by means of unique two-sensor staggered arrangement and corresponding algorithm correction, the error between the obtained temperature and actual temperature is less than 0.1DEG C, thus meeting the demand of medical temperature measurement. At the same time, the portable infrared thermometer for continuous monitoring also has the advantages of portability and small size, fast temperature measurement, continuous monitoring, and simple structure, etc.

The invention discloses a preparation method of an anti-bacterial cotton fabric and a fabric prepared thereby and belongs to the technical field of textiles. The method comprises the following steps of extracting berberine from coptis chinensis; weighing cotton fibers, and soaking the cotton fibers with a NaOH aqueous solution with pH value of 8.5 at a temperature of 30-40 DEG C; washing with water to be neutral, and adding berberine according to the mass ratio of cotton fiber to berberine being 100: (1 to 3); introducing nitrogen at a bath ratio of 1:20, performing thermoregulation reaction, washing with water, and airing, thereby obtaining the anti-bacterial cotton fabric. The anti-bacterial cotton fabric prepared by the method has favorable sterilization and bacteriostatic effects, is wide in anti-bacterial spectrum, is capable of preserving favorable characteristics of the cotton fabric, is washable and durable, and still preserves favorable anti-bacterial effect after being washed with water for multiple times.

The invention discloses an armlet structure for neuromuscular disease detection and a signal acquisition and processing method thereof. The armlet comprises a muscle force sensing module, a myoelectricity-electrical impedance sensing module, a signal conditioning module, a main control module, a signal processing module and a fixing module. The main control module is used for controlling the working state of the system and sending information collected by the sensing module to the signal processing module; the signal processing module is used for processing the acquired information and judging the progress of the neuromuscular disease; the fixing module is an elastic rubber belt, and the sensor is completely attached to arm muscles. According to the invention, the position of an armlet is determined by using an EIT signal, and muscle position sub-calibration is carried out; determining the contact state of the armlet and the skin by using the muscle force signal, and pre-calibrating the electromyographic signal; and disease detection is carried out through transmission characteristics of myoelectricity and muscle force signals. The armlet system has the advantages of being portable, easy to operate and high in accuracy.

A miniature built-in automatic continuous sutural distraction osteogenesis device comprises a main anchorage rod and a distracter; the main anchorage rod is a slender titanium alloy rod, the front part of which is provided with a distracter hole and the tail of which is provided with at least two fixing holes; the distracter is made of an iron-nickel memory alloy wire, the preset shape is a W, the restored shape is a U, both ends are bent, and one of the ends is mounted in the distracter hole; and an auxiliary anchorage rod is arranged on one side of the main anchorage rod, so that a triangular support is formed. The device is individually designed by the three-dimensional CT computer-assisted design technology, can be fabricated in a simple way, and accords with the low-carbon economy, the operation of the surgery is convenient, the distraction process is smooth, and the distraction effect is accurate; the distraction process is simple and convenient, the surgery is minimally invasive and simple, the length of stay is short, the frequency of further consultation is less, the expense is less, and the device is highly compatible with the tissues of the human body, can be safely andreliably fixed, cannot fall apart due to external force, cannot affect the normal study, life, outing and the like of a diseased child, can be worn for a long time, and has a remarkable treatment effect.

The invention discloses a head-mounted cooling device, comprising a mask part; the mask part is provided with a mask body located on both sides and a grid connecting part for connection; the outer side of the mask body is connected with an ear-hook part; A cold storage bag is set up, and the cover is used to seal the inner cavity of the mask. When in use, the ear-hook part is hooked to the ear of the human body, so that the mask body is located in the cheek area of ​​the human body, so that the internal cold storage bag can release the cold energy to cool the cheeks without Block the triangle area of ​​the human body to ensure smooth breathing. It can also be used in conjunction with a mask to cool down when wearing a mask for a long time. At the same time, the application also discloses a helmet part, which can be used alone, or can be used in combination with the mask part by inserting the ear loop part into the collar. The bag can achieve cooling of the human head.

The invention relates to a painless medicine transfusion device which is convenient to use, economical and practical for long-term administration, and belongs to the field of medical technology. The feature of the drug infusion device is that the device contains hidden elastic microneedles, which can be automatically retracted after instantaneous transdermal drug delivery, which not only ensures painless and efficient drug delivery, but also avoids the problems of the original microneedle drug delivery technology. Problems such as skin allergies and inflammation caused by long-term subcutaneous needle embedding; the device contains at least one independent drug infusion unit, which uses the solid drug to be administered and the driving fluid to be safely stored separately, and is only mixed at the moment of drug infusion Dissolved and injected subcutaneously via a microneedle. This new mode of solid-liquid separate storage and instant dissolving and transfusion solves technical bottlenecks such as the difficulty of storing certain drug solutions at room temperature and the need for refrigeration; the device controls drug application manually or by using an external reusable electronic automatic pressure application , which greatly reduces the manufacturing cost of the device and the consumption burden of ordinary patients; the device has excellent functions such as moisture-proof, sweat-permeable, and pressure-proof, making it more comfortable and safe to use; the device can be worn for a long time, or it can be taken with you as needed Subcutaneous administration, flexible and convenient to use. The device is suitable for patients who need long-term timed transdermal administration, such as insulin administration for diabetic patients.