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34results about How to "Reduce hematoma" patented technology

Preparation method for oxidized regenerated cellulose hemostatic material with surface nanostructure

The invention provides a preparation method for an oxidized regenerated cellulose hemostatic material with a surface nanostructure. In order to solve problems of small specific surface area, water insolubility, single hemostatic effect mechanism and low hemostatic speed of the traditional oxidized cellulose hemostatic material, the invention provides the preparation method for the oxidized regenerated cellulose hemostatic material with the surface nanostructure. The method comprises the following steps of: (1) preparing a collagen aqueous solution; (2) preparing a viscose fiber gauze; (3) preparing oxidized viscose staple fiber and oxidized viscose fiber gauze; (4) preparing an oxidized regenerated cellulose sodium solution or an oxidized regenerated cellulose potassium solution; (5) preparing an oxidized regenerated cellulose gauze; and (6) after collagen particles are sprayed, freezing and drying the oxidized regenerated cellulose gauze, so as to finish the preparation of the oxidized regenerated cellulose hemostatic material with the surface nanostructure. The preparation method for the oxidized regenerated cellulose hemostatic material with the surface nanostructure, provided by the invention, is applied to the preparation field of the oxidized regenerated cellulose hemostatic materials.
Owner:WEIGAO HLDG +1

Vacuum-assisted mammary gland rotary cutting system and using method thereof

The invention provides a vacuum-assisted mammary gland rotary cutting system. The system comprises a touch screen (1), a vacuum control system (2), a driving handle (3), GMT probes (4) and a multi-angle automatic rotary cutter (5), a trolley and vacuum tube kits and accessories; the touch screen (1) is provided with a touch screen data transmission port (1-1); the vacuum control system (2) provides vacuum pressure required for the entire system, drives a handle interface, controls the rotary cutting speed and identifies the probes, and tissue is sucked into a cutter groove through downward vacuum and sucked and conveyed through backward vacuum; the driving handle (3) comprises a handle driving connecting line (3-1), and a biopsy stent guided under X rays is arranged; the GMT probes (4) comprise the 7G puncture rotary cutting needle, the 10G puncture rotary cutting needle and the 12G puncture rotary cutting needle, and each GMT probe comprises a probe assembly (4-1), a rotary cutting puncture needle shell (4-2), a sample collection box assembly (4-3) and a probe protection sleeve (4-4), and the GMT probes (4) are compatible with various images; the multi-angle automatic rotary cutter (5) has 60-degree, 180-degree, 240-degree and 360-degree automatic rotary cutting modes preset by a program. The invention further provides a corresponding use method.
Owner:GERMAN MEDICAL TECH BEIJING

Postoperative wound protection device for hemodialysis nursing

The invention discloses a postoperative wound protection device for hemodialysis nursing. The device comprises a first pressing plate, a lifting assembly and a protection assembly, an elastic assemblyis installed on the upper left portion of the first pressing plate, the upper end of the elastic assembly is connected with a second pressing plate; a rotating plate is arranged above the second pressing plate; a fixing assembly is installed on the upper left portion of the rotating plate, the right upper part of the rotating plate is connected with a mounting plate; connecting bolts are uniformly fixed on the outer edge of the mounting plate; the lifting assembly is fixed above the mounting plate; and the top end of the lifting assembly is connected with a supporting plate assembly, a firstbinding belt is arranged on the left side of the upper portion of the supporting plate assembly, a second binding belt is arranged on the right side of the first binding belt, the protection assemblyis installed above the first binding belt and the second binding belt, and anti-skid pads are evenly installed on the inner surfaces of the first binding belt and the second binding belt. An air bag pad is arranged around the wound of the patient to form a concentric-square-shaped protection area, and the wound is prevented from being pressed due to disordered movement of the patient.
Owner:THE FIRST PEOPLES HOSPITAL OF NANTONG

Gynecology department pelvic floor cold application plaster used for postnatal vulva detumescence and analgesia

InactiveCN109674834AStrong blood circulation and blood stasisStrong detumescence and detoxificationAntipyreticAnalgesicsGynecologyPelvic diaphragm muscle
The invention discloses a gynecology department pelvic floor cold application plaster used for postnatal vulva detumescence and analgesia, and can effectively alleviate pain, edema and hematoma causedby delivery, prevent infection and accelerate perineum recovery. The cold application plaster comprises a nonwoven backlining layer, a polyethylene film coverage layer and a gel layer, wherein the gel layer is prepared from the following ingredients in percentage by mass: 0.05-0.5% of hyaluronic acid, 0.05-0.5% of glycerinum, 0.025-0.5% of ethylparaben, 0.1-0.5% of pH (Potential of Hydrogen) regulator, 3.5-6.5% of herba elatostema macintyrei dunn extractive, 3.5-6.5% of radix angelicae sinensis extractive, 0.01-0.5% of medical zinc oxide, 0.5-3% of menthol, cool storage agent and the balanceof pure water. According to the gynecology department pelvic floor cold application plaster, the temperature of vulva can be lowered, the sensitiveness of nerve endings can be lowered, pain is lightened, capillaries are contracted to inhibit vascular permeability, effusion is reduced, local edema and hematoma is alleviated, inflammatory mediator releasing is inhibited, bacteria activity is lowered, in addition, the wettability of the vulva can be kept, dry and cold stimulation is avoided, collagen hyperplasia is accelerated, and damaged vulva healing is accelerated.
Owner:南京曼宝韵生物科技有限公司

A kind of foreskin circumcision suturing device

ActiveCN103767765BImprove the stapling effectAvoid missing nailsSurgical staplesForeskinEngineering
The invention discloses a prepuce loop line cutting stitching instrument. A nail board of the prepuce loop line cutting stitching instrument is arranged on the lower portion of an inner tube, and a support, a follow-up gear body, a nail pushing ring, a base and a nail bin are sequentially arranged on the inner tube from top to bottom in a sleeved mode. A cutter pushing ring is arranged in the nail pushing ring in a sleeved mode, and a push block is arranged at the lower end of the nail pushing ring. An annular groove and a plurality of mutually independent nail storing holes are formed in the nail bin, the nail storing holes are respectively connected with the annular groove, and the nail storing holes are obliquely arrayed close to the inner circumference. Nail pushing blocks which are matched with the nail storing holes in shape are arranged in the nail storing holes, and the nail board is provided with nail grooves which correspond to the nail storing holes in number and position. According to the prepuce loop line cutting stitching instrument, the nail storing holes which are obliquely arrayed guarantee the fact that suturing nails are arrayed in a staggered mode, and the probability of missing nails in blood vessels during operations is avoided. The pushing blocks sequentially push the suturing nails for nailing one by one, the stability is greatly increased, the nailing effect of the suturing nails is improved, and simpleness and energy saving are achieved.
Owner:WENZHOU GUANMEI MEDICAL TECH

Magnetic splint for nasal septum

The invention relates to a magnetic splint for a nasal septum. The magnetic splint comprises two nasal septum pressurizing pieces which are separately arranged on the two sides of the nasal septum, wherein the two nasal septum pressurizing pieces can be mutually attracted through magnetic force so as to press the nasal septum; at least one of the nasal septum pressurizing pieces comprises a plurality of movable splinting pieces which extend along the nasal septum; the plurality of movable splinting pieces are mutually hinged through a rotating shaft; the rotating shaft extends in a way of being perpendicular to the movable splinting pieces; the movable splinting pieces are hinged through the same rotating shaft to ensure that a folding position and an unfolding position are provided; on the folding position, the plurality of movable splinting pieces are overlapped and extend along the nasal septum in a collinear manner; on the unfolding position, the plurality of movable splinting pieces cover the nasal septum in a fanwise form; countersink grooves in which the end part of the rotating shaft is accommodated are formed in the outer surfaces of the movable splinting pieces close to the nasal septum; the thickness of each of the movable splinting pieces is not more than 1mm. According to the magnetic splint disclosed by the invention, the technical problems that a nasal septum mucous membrane splint has a complicated structure and the coverage area is smaller in the prior art are solved.
Owner:PEKING UNIV THIRD HOSPITAL

Underarm odor shaving needle with round head

The invention provides an axillary osmidrosis pumping and scraping needle with a round head. The axillary osmidrosis pumping and scraping needle with the round head is composed of a sucking pipe body, a connector and a handle. The sucking pipe body is a cylindrical hollow pipe, the connector is located at the tail end of the sucking pipe body, the sucking pipe body is connected with the handle through the connector, the front end of the sucking pipe body is in the shape of a closed cone, a relatively-pointed head end is arranged at the front end of the sucking pipe body, and three or four side holes are formed in the portion close to the head end. According to the axillary osmidrosis pumping and scraping needle with the round head, the number, size, arrangement and the like of the side holes are reasonable in design, the side holes can pump, scrape and cover the whole holding position at a time, the pumping and scraping holes are reasonable in arrangement, and a small range can also be pumped and scraped. The design of the conical front end enables the needle to be tightly attached to and inserted into the deep face of the corium along the original layer face, the situations that the skin is penetrated, an operator is injured, and muscles in the deep face are damaged are avoided, and the axillary osmidrosis pumping and scraping needle with the round head meets operation requirements, is safe and effective to use, and easy to popularize and use.
Owner:ZHEJIANG UNIV

Preparation method for oxidized regenerated cellulose hemostatic material with surface nanostructure

The invention provides a preparation method for an oxidized regenerated cellulose hemostatic material with a surface nanostructure. In order to solve problems of small specific surface area, water insolubility, single hemostatic effect mechanism and low hemostatic speed of the traditional oxidized cellulose hemostatic material, the invention provides the preparation method for the oxidized regenerated cellulose hemostatic material with the surface nanostructure. The method comprises the following steps of: (1) preparing a collagen aqueous solution; (2) preparing a viscose fiber gauze; (3) preparing oxidized viscose staple fiber and oxidized viscose fiber gauze; (4) preparing an oxidized regenerated cellulose sodium solution or an oxidized regenerated cellulose potassium solution; (5) preparing an oxidized regenerated cellulose gauze; and (6) after collagen particles are sprayed, freezing and drying the oxidized regenerated cellulose gauze, so as to finish the preparation of the oxidized regenerated cellulose hemostatic material with the surface nanostructure. The preparation method for the oxidized regenerated cellulose hemostatic material with the surface nanostructure, provided by the invention, is applied to the preparation field of the oxidized regenerated cellulose hemostatic materials.
Owner:WEIGAO HLDG +1
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