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

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.

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.

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.

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.

The invention discloses a balloon-free indwelling catheter. The technical scheme of the invention has the key points that the balloon-free indwelling catheter comprises a catheter body; a drainage cavity duct is formed in the catheter body; the drainage cavity duct comprises a drainage inlet formed in the front end of the catheter body; limiting flaps used for limiting slippage of the catheter body are arranged at the front end of the catheter body; one side of each limiting flap is connected with the front end of the catheter body, and the other side of the limiting flap can be always kept in an outward opening state in a natural state; at least two limiting flaps are arranged and are arranged around a drainage inlet; the outer diameter of each limiting flap in the opening state is larger than that of the catheter body; the catheter body is provided with a traction rope capable of pulling the limiting flaps to be gradually bent until the limiting flaps are folded; the catheter body is provided with a traction cavity duct for the traction rope to penetrate through; and the outer diameter of each limiting flap in the folded state is not larger than that of the catheter body. Related risks of a balloon in the indwelling period can be effectively avoided.

The invention provides a wearable sleep monitoring system fixed on the head top. The wearable sleep monitoring system includes a host, the host is provided with a display screen, the two ends of the host are provided with wearing headbands used for fixing the host to the head of a human body, and one side of the host is provided with an electrode interface, a blood oxygen interface, an airflow interface, a sound collection device and a charging and data downloading port. The sleep monitoring device is worn on the head and has the advantages that the comfort for a patient is improved during sleeping, and the situation that a nasal airflow tube is too long and causes a foreign body sensation is prevented or the nasal airflow tube is bent underneath the body and results in interruption of parameter measurement is prevented; as a testing and sampling box is arranged on the head top, the testing and collecting box can be directly connected through a short nasal airflow tube; besides, the path is shorter, and collection of airflow change data is quicker and more accurate.

The invention relates to the technical field of medical examination aids, and also discloses a novel simulation load inspection bed frame, comprising a bottom plate, wherein the outer edge of the bottom plate is wrapped with a side frame, a gap is left between one end of the bottom plate and the side frame, sliding rails are arranged on the side frames on both sides of the gap, and a baffle platelocated at the gap is fixedly connected in the sliding rails through a clamp block sliding reciprocally. As the novel simulate weight-bearing inspection bed frame, the length and width can be adjustedaccording to the actual situation of the examinee. The invention ensures the uniformity and operability of the force, and the purpose of fine adjustment can be achieved by using the threaded connection conducting threaded rod, the stretching rod and the transmission rod, which ensure that the invention is more suitable for different persons to be inspected, and the shoulder stopper which can moveleft and right can also avoid the foreign body feeling of the shoulder and improve the inspection precision.

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.

The invention discloses a mask capable of preventing spectacle lenses from fogging during wearing. The mask comprises a mask surface body and a tensioning belt, a shaping strip is arranged in the upper end of the mask surface body, a sticking layer is arranged on one side, close to the nose bridge, of the mask surface body, and the sticking layer is any one of a double-faced adhesive tape and a solid adhesive tape. Due to the fact that the sticking layers are arranged at the positions, located at the two ends of the shaping strip, of the side, facing the human face, of the mask face body, so the sealing performance can be effectively improved when the mask is worn, the problem that spectacle lenses or esohades are fogged due to breathing of a wearer can be effectively avoided, and the practicability and the visual effect of the mask are improved.

The invention discloses a bionic bait aimed at snakehead fish. Scarfskin which is manufactured by using of soft elastic materials, the scarfskin with the appropriate thickness and a lengthening front end is matched to form an air conditioning bay fishhook in the interior of a body, the fishhook wholly penetrates from the front end of a bait to the tail end, the shape of the fishhook is completely attached to the scarfskin of the bait not to be squeezed, a manner that tiny granulated weight beads are placed in an air conditioning bay is adopted by a weight, a sealing opening cover which is made of pliable materials is adopted by the tail portion of the bait, a groove which contains a fishhook handle is formed in the inner side of the sealing opening cover simultaneously, and the sealing opening cover is combined with the fishhook through a fixed pipe. The bionic bait aimed at the snakehead fish has the advantages of not only being suitable for being used in the environment of an aquatic plant area of snakehead fish existing, but also effectively preventing the snakehead fish from spitting the bait, and increasing the chance of fishing and obtaining.

The invention relates to a pair of glasses, in particular to a pair of multifunctional glasses with a Bluetooth wireless dual-track earphone. Accommodating spaces for accommodating circuit modules aremainly formed in glasses legs, Bluetooth communication units are built in the circuit modules and used for being connected with a user action device, microphones, loudspeakers and touch operation switches are arranged on the circuit modules respectively, and power supply bases are connected to the circuit modules, so that power supply devices are assembled and connected with the power supply bases. Therefore, the glasses are not limited by wires in the using process, the glasses are more convenient to use, a user wearing the glasses does not need to take down the whole pair of glasses for charging, only the power supply devices need to be independently taken down and replaced with another charged power supply devices, the use of the glasses is not influenced at all, and the practicabilityof the whole implementation and use of the glasses is improved.

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.

The invention discloses an electric heating sofa, which comprises a sofa body, a cushion groove is formed in the top of the sofa body, a cushion is slidably connected to the inner wall of the cushiongroove, a mounting groove is formed in the bottom of the cushion, a rubber soft plate is slidably connected to the inner wall of the mounting groove, and a touch device is fixedly connected to the center of the bottom of the rubber soft plate. A control sliding groove is formed in the bottom of the inner wall of the cushion groove, positioning grooves are formed in the two sides of the inner wallof the control sliding groove, a sliding block is slidably connected to the inner wall of the control sliding groove, spherical fixing blocks matched with the positioning grooves are fixedly connectedto the two sides of the sliding block, and an arc-shaped spring piece is rotatably connected to the top of the sliding block through a rotating bolt; and the top of the arc-shaped spring piece is fixedly connected with the bottom of the touch device. The electric heating sofa saves energy, is safe and reliable to use, can automatically control electric heating, is convenient to use, can adjust the sensitivity according to the weight of a user, and is suitable for different people.

An inter-labial pad which can be inserted easily to a point of insertion is provided. An inter-labial pad 1 having an absorbent body for absorbing a body fluid is covered with a cover sheet, wherein a top portion 10 to be in contact with the depth of labia when the inter-labial pad 1 is put between the labia is provided. The top portion 10 has a shape different between the forward end 10a coming in contact with the forward of the labia and the backward end 10b coming in contact with the backward of the labia upon attachment, with the backward end being in a sharp shape and of narrow width and sharp angle. Thus, the inter-labial pad 1 can be inserted easily from a sharp backward end 10b easily to the labia.

The invention provides shoes with an adjustable size. The shoes comprises shoe bodies including front uppers, rear uppers, tongues and heels, wherein each rear upper is provided with a size adjusting cushion connected with the inner side of the rear upper via an adjusting cushion fixing device; each adjusting cushion fixing device adopts a Velcro structure, two mutually stuck parts of the Velcro are respectively fixed with the side of the corresponding rear upper and the side of the corresponding size adjusting cushion opposite to each other; two sides of each tongue are connected with the corresponding rear upper via tightness degree adjusting devices; and each size adjusting cushion is provided with a series of cushion bodies with different sizes and thickness. According to the shoes with the adjustable size provided by the invention, the purpose of reducing and changing the size of the shoes is achieved through changing the internal sizes of the shoe bodies by using the size adjusting cushions fixed on the inner sides of the rear uppers. According to the shoes with the adjustable size provided by the invention, the problem that the sizes of existing shoes cannot be changed is well solved.

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.

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.

The present invention relates to a nerve repair film and its preparation method and application, the nerve repair film comprises a lactide-caprolactone copolymer fiber film and coated on the lactide-caprolactone copolymer fiber film polypyrrole coating. The method comprises the following steps: (1) dissolving the lactide-caprolactone copolymer in a solvent to obtain an electrospinning stock solution; (2) performing an electrospinning operation on the electrospinning stock solution to obtain a lactide-caprolactone Caprolactone copolymer fiber membrane; (3) coating polypyrrole on the lactide-caprolactone copolymer fiber membrane to obtain the nerve repair membrane. The nerve repairing film has an excellent repairing effect on damaged nerves, and has strong processability and a suitable degradation rate.

The invention relates to a nerve repair membrane and a preparation method and applications thereof. The nerve repair membrane comprises a lactide-caprolactone copolymer fiber membrane and a polypyrrole coating spread on the lactide-caprolactone copolymer fiber membrane. The method comprises the following steps: (1) dissolving lactide-caprolactone copolymer in a solvent to obtain an electrospinningstock solution; (2) carrying out electrostatic spinning operation on the electrospinning stock solution to obtain the lactide-caprolactone copolymer fiber membrane; and (3) spreading polypyrrole on the lactide-caprolactone copolymer fiber membrane to obtain the nerve repair membrane. The nerve repair membrane has excellent repair effect on injured nerves, and is strong in processability and proper in degradation rate.

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.

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.

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.

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.

The medicine composition for treating women's pulvic infection is prepared with Chinese medicinal materials rhubarb, tree peony bark, peach kernel and wax gourd seed kernel. The medicine composition may be used in treating acute and chronic women's pulvic infection via oral taking or external application. When applied externally in vagina or rectum, the medicine can reach the affected part directly for fast absorption and high bioavailability while avoid liver's first pass effect. The medicine composition of the present invention is stable and controllable.

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.

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.

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.

The invention discloses an adjustable insole which comprises an insole body; the front part of the insole body is a sole part; the middle part of the insole body is a flank part; the back part of the insole body is a heel part; a hole is formed in each of the sole part and the flank part; a separable thick pad matched with the sole part and the flank part is arranged below the sole part and the flank part; convex pillars, which can be inserted into the holes and connect the thick pad and the insole body into a whole, are arranged on the thick pad. According to the invention, the convex pillars and the holes can conveniently connect the thick pad and the insole body, the disassembly is convenient, the convex pillars allow the thick pad to be positioned reliably so as to prevent the thick pad from being misplaced with the insole body and ensure the comfortable feeling of a user; meanwhile, the adjustable insole has the advantages of convenience in use and low cost, and is suitable for using in a conventional shoe to adjust the space in the shoe, and improve the comfortable level of the shoe.