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33results about How to "Avoid foreign body sensation" patented technology

Absorbable intravascular stent and preparation method thereof

The invention belongs to the technical field of medical apparatus and instruments, and particularly relates to an absorbable intravascular stent and a preparation method thereof. The absorbable intravascular stent comprises a net-shaped degradable metal stent body and a degradable polymer coating which is arranged on the surface of netting wires of the net-shaped degradable metal stent body; and the component of the degradable polymer coating is polylactic acid-hydroxyacetic acid copolymer. The degradation time of the absorbable intravascular stent can be correspondingly regulated and controlled by adjustment of the components of a stent structure and the component of the degradable polymer coating, the components can be degraded and discharged out of the body, the shortest period of degradation and discharging is within 1-2 months, the longest period of degradation and discharging can be 12 months, the degradation time can be adjusted according to specific conditions, the circumstances that foreign body sensation is caused by existing of the stent after the task of the stent is finished, and vascular injury is caused by the stent are avoided, and meanwhile, a series of problems ofcoating, displacement and the like which are caused by stimulation on an immune system due to the unnecessary stent are further avoided.
Owner:北京赛铂医药科技有限公司

Single-core edible oil and fat microcapsules and preparation method thereof

The invention belongs to the field of food auxiliary materials and discloses a preparation method of single-core edible oil and fat microcapsules. The preparation method of the microcapsules is a complex coacervation method; a wall material of each microcapsule is a macromolecule with different charges under an acidic condition. The microcapsules prepared by the preparation method have the advantages that the structure is uniform and is spherical or nearly spherical, the thickness of a wall material layer is controllable and the size is uniform and is controllable in a micron-grade range. According to the single-core edible oil and fat microcapsules, functional food components including various types of unsaturated oil and fat and fat-soluble food auxiliary materials and the like are added into foods with various shapes in a microcapsule form with the uniform structure and size, and the food auxiliary materials are protected and are prevented from being disturbed by external factors including high temperature, light illumination, oxygen and the like; an unpleasant taste or odor which is carried or generated by part of food auxiliary material components can be covered.
Owner:BEIJING TECHNOLOGY AND BUSINESS UNIVERSITY

Adult diaper elastic waistline forming equipment

ActiveCN113069276AImprove firmnessNot easy to curl and separateAbsorbent padsBaby linensAdult diaperEngineering
The invention relates to the field of hygienic product equipment, in particular to adult diaper elastic waistline forming equipment. The adult diaper elastic waistline forming equipment comprises a rack, and the rack is provided with a first glue spraying device, a second glue spraying device, a first rolling device, a heat sealing device, a winding roller, a negative pressure roller, a cutter roller, a waistline transfer wheel, a second rolling device, a third glue spraying device and a welding device along an assembly line, wherein the heat sealing device conducts heat sealing on edges of a first waistband and a second waistband to form first hot melted edges; due to the fact that a spacer is arranged between the hot melted edges, the first waistband and the second waistband are good in firmness in the using process; the first waistband and the second waistband on an adult diaper are not prone to curl or separate, and meanwhile the elasticity of the first waistband and the elasticity of the second waistband can be kept; second hot melted edges and cuts are formed on each of the first waistband and the second waistband through pressing fit the welding device and a cutting roller, and the cuts make the waistline good in breathability during wearing, thereby solving the problem that the breathability is poor when the waistline of the adult diaper makes contact with the skin.
Owner:福建省明辉机械制造有限公司

Real-time anesthesia level monitoring method based on body temperature monitoring

The invention relates to a real-time anesthesia level monitoring method based on body temperature monitoring. A plurality of wireless wearable body temperature probes are connected in series to form an H shape and attached to the skin surface of a patient, the body temperature probes on the two sides are attached to the skin on the two sides along midaxillary lines of the patient, the horizontal sections of the body temperature probes and a spinal innervation area are consistent in body surface sign, the position of the anesthesia level is indicated accordingly, the body temperature of the skin surface of the patient is monitored in real time through a mobile intelligent terminal, and the position of the anesthesia level is judged through the body temperature monitoring. The method has theoutstanding advantages of being free of invasiveness, convenient to use, clear, quantitative, precise and real in time; according to the method, through the monitoring and calculating of the body temperature probes at corresponding parts, the metabolism situation of anesthetics in canalis spinalis can be known without follow-up visiting, the fading situation of the anesthesia level of the patientis monitored through the real-time changes of the skin temperature, and abnormity is early found and handled.
Owner:宋兴荣

Automobile seat with good thermal conductivity

The invention relates to an automobile seat with good thermal conductivity, and belongs to the field of automobile seats. A backrest flexible thermal conductive layer and a cushion flexible thermal conductive layer are arranged on the lower side of a backrest cover surface layer fabric and on the lower side of a cushion cover surface layer fabric respectively in a sewing or adhesion mode to form a cover assembly with the thermal conductive layers. Backrest foam and cushion foam are assembled on a backrest framework and a cushion framework respectively, and the cover assembly with the thermal conductive layers is assembled outside the backrest foam and the cushion foam. The automobile seat has the advantages of being novel in concept and simple in structure. The temperature of the contact part of the human body and the seat is kept consistent with the temperature of a cab by improving the thermal conductivity of the surface of the seat, and discomfort caused by local overheating or supercooling is avoided. The heat conductive layers are flexible and do not influence the appearance of the seat, and the problem that a rigid structure is added and accordingly foreign body sensation is brought to a passenger can be avoided. The automobile seat is low in cost, low in weight, small in occupied space, simple in assembly process, capable of saving energy and improving the comfort degree of the passenger, wide in application range and high in practicality.
Owner:长春一汽富晟李尔汽车座椅系统有限公司

Biological antibacterial material for medical catheter and preparation method

The invention provides a biological antibacterial material for a medical catheter and a preparation method. The preparation method comprises the following steps: mixing silicone with graphene and medicines to obtain self-lubricating materials; adding soybean protein, a dialdehyde polysaccharide crosslinking agent and a plasticizer into the self-lubricating materials to obtain a mixture; then adding polycaprolactone and silicon rubber into the mixture, and performing extrusion and granulation to obtain self-lubricating biological antibacterial material granules; performing heating and extrusionmolding on the granules to prepare the medical catheter and then using the medical catheter. According to the method, through compounding of the silicone, the graphene and the antibacterial medicines, the silicone and the antibacterial medicines are tightly bonded with the graphene, so that the self-lubricating smoothness and self-cleanliness of the materials are increased, the risks that the materials are adhered with tissues and inflammation syndrome is produced are effectively avoided, and meanwhile, the soybean protein is added into the polycaprolactone system, so that the biocompatibility between the materials and the tissues is promoted, and a sense of foreign materials is effectively prevented.
Owner:CHENDU NEW KELI CHEM SCI CO LTD

Cervical vertebra interbody fusion cage

The invention relates to a cervical vertebra interbody fusion cage. The cervical vertebra interbody fusion cage comprises a fusion cage body and an anterior cervical approach fixing plate, wherein the fusion cage body and the anterior cervical approach fixing plate are made of a medical degradable material, the fusion cage body is in the shape of a wedge which becomes lower from front to back, a first fixing hole used for being connected with the front end of the fusion cage body is formed in the middle of the anterior cervical approach fixing plate, and second fixing holes used for being connected with the cervical vertebra are formed in the upper end and lower end of the anterior cervical approach fixing plate respectively. By fixing the anterior cervical approach fixing plate and the fusion cage body which are made of the medical degradable material together, the whole cervical vertebra interbody fusion cage can be fixed to the upper centrum and lower centrum and prevented from sliding forwards to disengage or backwards to press the central nervous system. Due to the fact that both the anterior cervical approach fixing plate and the fusion cage body are made of the medical degradable material, automatic degradation can be achieved after an operation, the discomfortableness of a patient is relieved effectively, and another operation for removal is avoided.
Owner:杨述华 +1

Environment-friendly non-toxic false tooth and manufacturing method thereof

The invention relates to the technical field of false tooth manufacturing, in particular to an environment-friendly non-toxic false tooth and a manufacturing method.The environment-friendly non-toxic false tooth comprises a dental crown matched with a residual tooth in size, a first false tooth bracket and a second false tooth bracket are arranged at the bottom of the dental crown, and a screw is spirally inserted into a first threaded hole, a second threaded hole and a third threaded hole; the first false tooth bracket and the second false tooth bracket are each provided with a first clamping arm and a second clamping arm, the first clamping arms and the second clamping arms are arranged on different sides and different edges, the first clamping arms on the first false tooth bracket and the second false tooth bracket are located on the same edge, and the first clamping arms and the second clamping arms are used for fixing teeth on the two sides of a residual tooth. A protruding inserting column is arranged on the inward side of the first clamping arm, a binding face is arranged on the side, facing the first clamping arm, of the second clamping arm, and the binding face has a certain radian, according to the technical scheme, teeth on the two sides of the residual tooth of a patient are clamped, so that the position of a dental crown is fixed, stability of the dental crown of the false tooth is guaranteed, and foreign body sensation is relieved.
Owner:AI JIA DENTAL LAB

Vertically implanted artificial vertebral body

The invention provides a vertically implanted artificial vertebral body which comprises a vertebral body, a bone grafting screw and a driving part, an accommodating cavity is formed in the cone; a plurality of conical protrusions are arranged on the end face of one end of the cone, and a penetrating-out hole communicated with the containing cavity is formed in the end face of the other end of thecone. The bone grafting screw is arranged in the accommodating cavity, the tip end of the bone grafting screw faces the penetrating-out hole, the driving component is provided with a control end and adriving end, and the driving end of the driving component penetrates through the side wall of the vertebral body and is connected with the bone grafting screw so as to be used for driving the bone grafting screw to rotate. According to the artificial vertebral body, the mode that the bone grafting screw is perpendicularly driven in along the central axis of the spine of the human body is adopted,other structures protruding out of the spine body are not added, foreign body sensation of prosthesis implantation is avoided, and meanwhile the problem that the bone grafting screw is prone to beingbroken and disengaged when the bone grafting screw is driven in the transverse direction or the oblique direction is avoided.
Owner:BEIJING CHUNLIZHENGDA MEDICAL INSTR

Anterior cervical spine plate

The present invention relates to an anterior cervical spine plate which is used to perform anterior fixation surgery on a cervical spine in orthopedic surgery and neurosurgery, which includes: a plate body formed to extend in a longitudinal direction thereof; two or more bone screw holes formed in the plate body to support head parts of bone screws; and a locking element configured to maintain the bone screws while being inserted into the bone screw holes, respectively. The locking element is rotatably coupled to the plate body, and the plate body has reinforcing parts formed at outer circumferences thereof.
Owner:L&K BIOMED CO LTD

Silicone hydrogel applied to contact lenses and manufacturing method thereof

PendingCN113968979AAvoid foreign body sensationImprove the problem of excessive difference in lubricityOptical partsHydraclearHydrophilic polymers
The invention discloses silicone hydrogel applied to contact lenses and a manufacturing method thereof, relates to the technical field of contact lens manufacturing, and solves the problem that in a contact lens mold pressing process, the differrence between lubrication degrees of the two surfaces of a lens is too large in a PBT / PP mold combination. According to the silicone hydrogel, a macromolecule hydrophilic polymer is added in the formula of the silicone hydrogel, and an interpenetrating network structure is formed by polymerizing all the components, so that differential seepage of PVP in mold combinations with different polarities is effectively avoided. According to the contact lens, the lubrication degree and the hardness of materials on the two surfaces of the contact lens in a PBT / PP mold combination process are effectively improved.
Owner:JILIN REALCON CONTACT LENS CO LTD

Nursing brassiere capable of promoting milk secretion

The invention discloses a nursing brassiere capable of promoting milk secretion. The brassiere comprises cups, a chest circumference and shoulder straps, wherein the cups and the chest circumference are connected into a whole body; two ends of the back of the chest circumference are connected via agraffes and button flies; one end of each shoulder strap is connected to the chest circumference andthe other end is movably connected to the corresponding cup via the corresponding agraffe; the two cups, which are symmetrically arranged, are represented as quarter circles and are arranged at the front side of the chest circumference; supporting strips are arranged on the parts that the cups are connected to the chest circumference; baffle sheets are arranged in the cups; the baffle sheets are of double-layer structure, and the layer at the inner side of each baffle sheet is lining cloth while the layer at the outer side is annular baffle cloth; and latex massaging pads are arranged betweenthe inner sides of the cups and the baffle sheets. According to the nursing brassiere capable of promoting milk secretion provided by the invention, the latex massaging pads, which are arranged at theinner sides of the baffle cloth of the nursing brassiere, can cause a certain stimulating effect on breasts in daily life as the brassiere is worn, so that the nursing brassiere, as an auxiliary measure of professional massaging means, can stimulate the milk secretion; and meanwhile, latex is sufficient in elasticity and soft to touch, and an excessive squeezing feeling can be avoided; therefore,the nursing brassiere is more comfortable.
Owner:丹阳市艾妮宝贝服饰有限公司

Magnet therapy temperature-adjusting mattress with negative ion circulation function

The invention provides a magnetic therapy temperature-adjusting mattress with a negative ion circulation function. The mattress is integrally cuboid and comprises a surface layer, a supporting layer and a bottom layer which are sequentially arranged from top to bottom, wherein the surface layer is provided with an elastic bandage and is fixedly connected with the supporting layer through the elastic bandage; the surface layer is formed by sewing multiple layers of fabrics, through holes are formed in sewing line intersection points of the multiple layers of fabrics, gas exchange columns are arranged at the through holes, and each gas exchange column is composed of a gas supply component and a gas extraction component; the supporting layer is provided with a magnet and an air guide pipe channel and connected with the bottom layer through a clamping groove; and the bottom layer is composed of a shell, a supporting frame and a gas purification device, and an air purification filter element and a negative ion filter element are arranged in the gas purification device. The mattress has the beneficial effects that the mattress has a negative ion release function, can realize the circulation of negative ions through a circulation system, also has the functions of magnet therapy, temperature regulation and slow release of fragrance, can obviously improve the sleep quality, and has a wide market prospect.
Owner:山东康汇健康科技有限公司
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