183results about How to "No foreign body sensation" patented technology

The invention provides a tooth cosmetic veneering method, which comprises the following steps that: spinels are adopted for porcelain laminate veneering, wherein the veneer thickness can be controlled between 0.5 and 0.8; tooth surfaces are free from being processed, so that painless cosmetology is realized; temporary teeth are free from being worn, so that inconvenience of a person being subject to cosmetology can be reduced; and the tongue side parts of teeth are free from being processed, so that jaw teeth can be effectively protected, and 'foreign body feeling' is free. In the invention, a compound material prepared by a special glass permeation method is adopted, the strength can reach over 400 Mpa after bonding, the durability of the prepared spinel porcelain laminate tooth veneer can reach over 10 years; the prepared spinel porcelain laminate tooth veneer has the optical speciality being the same as that of natural tooth tissues, and has a simulation cosmetic effect; the material has good mechanical and physical properties so as to bear high stress, high acid corrosion resistance, and low heat conduction property so that the tooth body can not be irritated by heating, and no stimulation is caused to teeth pulp when people eat cold and hot food; the material has a self-cleaning capability, so that bacteria are difficult to grow; the X-ray transmission property is good; and the cost is low.

The invention discloses a wearable system for monitoring parameters of four vital signs of human bodies in real time. The system is characterized in that a wristwatch, a belt and intimates are taken as carriers, wherein a piezoelectric pulse sensor, a first signal conditioning circuit, a first microprocessor control module and a first wireless transceiving module which are electrically connected in sequence are integrated on the wristwatch; an electrocardiograph (ECG) electrode and a temperature sensor are embedded at the inner side of the waist of the intimates; the signal output end of the ECG electrode and the signal output end of the temperature sensor are respectively connected with a flexible lead; conductive press buttons are fixed at the end parts of the flexible leads; the signal access port of the ECG electrode and the signal access port of the temperature sensor are embedded on the surface of the belt and are respectively connected with the corresponding conductive press buttons; a second signal conditioning circuit, a second microprocessor control module and a second wireless transceiving module which are electrically connected in sequence are embedded on the belt; the signal access port of the ECG electrode and the signal access port of the temperature sensor are respectively connected with the second signal conditioning circuit electrically; and the second wireless transceiving module is matched with the first wireless transceiving module.

The preparation method of biological medicinal membrane for curing stomatocace includes the following steps: preparing Chinese medicine suspension, it is made up by using Chinese medicinal materials of borneol, larva of common house-fly and suma gallnut; preparing chitosan colloidal pulp; preparing gelatin colloidal pulp; preparing membrane colloidal pulp; forming medicinal membrane; sterilizing and packaging. Its composition is formed from (by weight portion) 35-45 portions of chitosan colloidal pumlp, 5-15 portions of gelatin colloidal pulp and 20-30 portions of Chinese medicine suspension.

The invention relates to a waistcoat with the motion state sensing and air bag active protection functions. The waistcoat with the motion state sensing and air bag active protection functions is characterized by comprising a waistcoat body, a motion state sensing device, an air bag device, an MCU, a wireless data transmission module and a power module are inlaid in the waistcoat body, the MCU serves as a control processing center of the sensing device and the air bag device, the sensing device comprises a first on-chip processing chip and a second on-chip processing chip, the first on-chip processing chip comprises a three-axis accelerometer and an on-chip processing circuit, the second on-chip processing chip comprises a three-axis gyroscope and an on-chip processing circuit, the air bag device comprises an ignition inflation circuit, a drive air bag and a driven air bag, the drive air bag is arranged at the position, close to the head, of the waistcoat body, the driven air bag is arranged at the position, close to the waist portion, of the waistcoat, and the power module is connected with the first on-chip processing chip, the second on-chip processing chip, the wireless data transmission module, the MCU and the ignition inflation circuit so as to provide power.

The invention relates to a hydrogel preparation for improving the permeation of an active component glycyrrhetinic acid and/or its salt through a barrier via skins, its preparation method, and its application in the dermatology. The glycyrrhetinic acid hydrogel preparation comprises 0.01-10wt% of the active component glycyrrhetinic acid and/or its salt, 0.01-10wt% of a gel matrix, 0.01-10wt% of a humectant, 0.01-5wt% of an antiseptic, 0.01-5wt% of a pH adjustment agent, and the balance water. The glycyrrhetinic acid hydrogel preparation has the advantages of simple preparation method, good storage stability, substantial improvement of the penetration amount through the skins, no irritation or anaphylaxis, good absorbency, and good safety, and can be used for preparing medicinal preparations for treating dermatoses comprising chronic urticaria, eczema, contact dermatitis and the like through skin administration.

The invention discloses a porous biodegradable stent and a preparation method thereof. The porous biodegradable stent mainly consists of a biodegradable polymer. The preparation method of the porous polymer stent comprises the following steps: dissolving the biodegradable polymer in an organic solvent; then stirring the mixture and soluble salt at normal temperature to form paste; pressurizing the paste in a die to form a semi-finished product; drying the semi-finished product; removing the organic solvent and desalting in pure water; and finally preparing the finished product by freeze drying pretreatment and freeze drying. The invention has the advantage that the porous biodegradable stent provided by the invention has the characteristics of good biodegradability, high porosity, specific pore size, high continuity, high ratio of superficial area to volume, histocompatibility, blood compatibility and the like and makes the human body have no foreign body sensation and have no immunological rejection. The invention is suitable for nose augmentation, breast augmentation, face-lifting and the like of the human body and tissue regeneration of tissue organ defect, cartilages of the human body, skeletons, liver, heart valves, ductus cysticus, alimentary canal and the like.

A night maintenance mask solution is made through dipping a liquid in mask paper, and 1000 parts of the liquid are prepared from, by weight, 0.5-3 parts of micro-molecular hyaluronic acid, 1-5 parts of an aloe extract product, 0.7-9 parts of propylene glycol, 5-50 parts of 1,2-butylene glycol, 5-30 parts of glycerin, 20-50 parts of a ginseng extract liquid, 10-50 parts of a licorice root extract liquid, 5-20 parts of rose hydrolat, 1-10 parts of ethyl ascorbic acid, 0.5-5 parts of silk peptides, 0.5-5 parts of argireline peptides, 0.5-5 parts of apple stem cells, and the balance of water. The night maintenance mask solutionis aqueous, can rapidly enter skins, can remove wrinkles, has water supplementation, water retention, restoration, nutrition supplementation, anti-inflammation, bacterium prevention, itch relief and anti-allergy effects in skins, participates in and promotes cell metabolism, relieves skin wrinkles, enhances the skin elasticity, also has the advantages of no irritation to skins and no abnormal sensation, long action time and substantial effect, and is suitable for all skin types.

The invention provides chitosan-modified methazolamide solid lipid nanoparticles and a preparation method thereof. The chitosan-modified methazolamide solid lipid nanoparticles can be used as eye drops. The preparation method is suitable for industrial production. The chitosan-modified methazolamide solid lipid nanoparticles are characterized in that based on 30ml of a nanoparticle-containing solution, the chitosan-modified methazolamide solid lipid nanoparticles comprise 5mg of methazolamide, 25 to 150mg of at least one lipid material, 25 to 150mg of phospholipid, 5 to 100mg of chitosan, 50 to 250mg of at least one non-phospholipid surfactant and 50 to 250mg of at least one assistant surfactant. The chitosan-modified methazolamide solid lipid nanoparticles have small particle sizes and high drug entrapment efficiency. Compared with solid lipid nanoparticles which are not modified by chitosan, the chitosan-modified methazolamide solid lipid nanoparticles have higher stability and better corneal permeability because of positive charges on the surfaces of the chitosan-modified methazolamide solid lipid nanoparticles so that drug bioavailability is improved. Therefore, the chitosan-modified methazolamide solid lipid nanoparticles have a large clinical application potential in glaucoma treatment.

The invention relates to a compound biological patch and a preparation method thereof. The compound biological patch comprises a macromolecular material layer and a lower matrix material layer of a mucous membrane of small intestines, wherein the macromolecular material layer comprises a macromolecular material with mesh structures, and the lower matrix material layer of the mucous membrane of the small intestines comprises collagenous fibers and growth factors. By fusing the macromolecular material with animal tissues, the compound biological patch has relatively high mechanical properties, and the animal source portion retains a natural ECM three-dimensional structure, so that the compound biological patch is low in immunogenicity and strong in anti-infection ability.

The invention relates to a fermented pimento cheese and a preparation method thereof. The fermented pimento cheese is prepared from following raw materials and auxiliary materials by weight percent: 1.5-4.5% of fermented pepper particles, 94.0-96.0% of milk cured particles, and 1.5-2.5% of salt. The preparation method comprises following steps of adding the fermented pepper particles without seeds and kernels into the milk cured particles without whey, mixing uniformly to obtain a mixture, filling a die with the mixture, squeezing, demoulding, packaging, and fermenting till maturing so as to obtain the fermented pimento cheese. The fermented pimento cheese has the bright pepper color, the high grade appearance, and the uniform and delicate texture, has the low possibility of being contaminated by bacteria, and has the fresh, cool and soft sour-hot flavor.

The invention relates to the fields of oral medicine and biomedicine, particularly a preparation method and application of a tissue-engineering human tooth root implantation material. The preparation method of the tissue-engineering human tooth root implantation material comprises the following steps: (1) separating, culturing and identifying human root tip dental papilla stem cells; (2) constructing an NFIC lentivirus vector; (3) preparing NFIC lentivirus vector transfected root tip dental papilla stem cells, screening the overexpression NFIC cell line, and inducing the cell line in a mineralization mode; and (4) incubating the overexpression NFIC cell line subjected to mineralization induction and a hydroxyapatite/tricalcium phosphate stent material together. The preparation method is simple to operate; and the prepared tooth root implantation material has small immunoreaction, and can be applied to preparation of human tooth roots.

The invention relates to heating health care socks and a processing method thereof. The sock consists of a sock boy and a power supply configuration. Conventional sock material and electric conductive yarns are woven into the sock body and a heating body is formed at a vola part through a jacquard technology. An electric conductive belt is respectively formed along the two side edges of the heating body to a sock leg. The electric energy input ends of the two electric conductive belts are respectively provided with a terminal. The space of the two terminals is provided with a bag for placing the power supply configuration. A connecting line extending out of the power supply configuration and is buckled with the terminal to form a heating control system. The heating health care socks based on the invention keep the original knitting performance of the socks, which are comfortable, have no foreign body sensation and can be heated actively, i.e. the heating, moisture transmitting, ventilation, warming and comfortable property is harmonious with the heat of feet and has health care heat treatment extension effect which is favorable to human body health. The invention has strong practicality, good popularization value and market foreground.

The invention relates to a medicinal chitosan dressing which comprises the constituents of (by weight parts) chitosan 5-10, polyvinyl alcohol 6-15, gelatin 5-10, glycerol 10-20, water 45-75, and the preparing process consists of swelling with water, dissolving through water-bath, mixing solutions homogenously, adjusting pH to 4-7, filtering and removing foams.

The present invention relates to a Chinese medicine gel preparation for effectively curing cervical erosion and vaginitis. It is made up by using 6 Chinese medicinal materials of cutch, calcined alum, borneol, phellodendron bark, flavescent sophora root and puccoon through a certain preparation process. Besides, said invention also provides its concrete application method.

The invention discloses a preparation method of a degradable artificial lacrimal canaliculus and its clinical application in treating lacrimal duct obstruction or dacryocystitis. The main components of the artificial lacrimal canaliculus are biodegradable type I collagen, chitosan and medical polyvinyl alcohol. Type I collagen has the effect of rapidly stopping bleeding and promoting wound healing, chitosan can play the role of antibacterial, anti-adhesion, and anti-scar, and polyvinyl alcohol enhances the supporting capacity of artificial lacrimal canaliculus. The lacrimal canaliculus produced by the invention has an inner diameter of 0.5-0.7mm, an outer diameter of 0.9-1.5mm, and a length of ≥20mm. The ingredients are evenly mixed, the inner and outer surfaces are smooth, and the lacrimal canaliculus has good toughness and elasticity, and is convenient for clinical operations. After 10 to 30 minutes of contact with water, it quickly absorbs water and swells, which can play a role in mechanical positioning and preventing the lacrimal canaliculus from slipping. After the wound is healed, the small tube is gradually degraded, and the degradation product can flow out from the nasal cavity with tears, without the need for secondary surgery to remove it, which improves the effect of treating lacrimal duct obstruction and avoids abrasions caused by secondary surgery. According to the different requirements of degradation time, a certain degree of chemical cross-linking can be carried out on the lacrimal canaliculus to adjust its degradation rate in the lacrimal duct.

The present invention discloses one kind of policresulen foam aerosol. The policresulen foam aerosol has softness, fineness, no excitation, excellent adsorption, excellent expansion and other advantages, can penetrate to mucous membrane goffer and other parts common medicine preparation can not reach to, and is suitable for use in body cavity. Clinic application shows that the policresulen foam aerosol is superior to corresponding spraying agent in treating cervicitis and vaginitis. The present invention also provides its preparation process.

A plasticizing thread for the cosmetic and plastic operation is composed of a medical suture thread whose two ends can linked to the guide needle, and a medical elastic silica rubber strip whose both ends are stuck to said suture thread in such manner that the length of said suture thread between two sticking points is greater than that of elastic silica rubber strip.

The invention discloses a policresulen suppository. The suppository is prepared from policresulen, polyoxyethylene and polyoxyl (40) stearate. Compared with the prior art, the policresulen suppository is capable of solving the problems of policresulen degradation and suppository oil leakage; and the production process is simple, and is suitable for industrial production.

The invention relates to a pulmonary function examination system with an automatic seat adjustment function and an application method of the system. A supporting base is fixedly installed on a base, apulmonary function examination instrument is fixedly installed on the supporting base, and two parallelly-arranged horizontal supporting rods are fixedly installed at the top of the supporting base;a rotation shaft is fixedly installed between the ends of the two horizontal supporting rods, a rotation sleeve sleeves the outer side of the rotation shaft, and a first leakage hole and a second leakage hole are formed in the rotation cylinder; connection pipes are installed in the second leakage hole, the first leakage hole and the rotation cylinder, one end of each connection pipe is communicated with an air inlet through an air conveying pipe, and the other end of each connection pipe is communicated with an oral cavity anastomat; an automatic seat adjustment device is installed on the portion, of the base, below the corresponding position of the oral cavity anastomat, the supporting base is of a cuboid cavity structure, and a distributor plate is installed in the supporting base; an external power line is arranged at the outer side of the distributor plate, and the pulmonary function examination instrument is connected with a computer analysis mainframe through a wire and the distributor plate. The system helps to smoothly carry on air blowing operation, all-around comprehensive improvement is conducted from the precision degree of a detection result and the use experience ofa patient, and the system has great social and economic benefits.

The protection cover for preventing and curing rhagades of tinea manuum and tinea pedis is characterized by that said protective cover can be made into the form of glove or hose, and its external layer is coated with natural medicinal latex which is made up by using natural latex, filtering, removing impurity, adding KOH, allantoin, accelerant PX, acetosalicylic acid and adjuvant through a certain preparation process. Said invention also provides its production method by using stainless steel mould.

The jelly contains zedoary oil and borneol in the ratio of 1.0933, has pH value of 3-7, and features the functions of treating mycotic vaginitis, senile vaginitis, cervical erosion and other women's diseases.