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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

Bullet-shaped cerebral porous drainage tube and cerebral drainage device adopting same

InactiveCN101653637AAvoid damageDamage prevention and avoidanceWound drainsCatheterIntracranial HemorrhagesDrainage tubes
The invention discloses a bullet-shaped cerebral porous drainage tube and a cerebral drainage device adopting same, which comprises a bullet-shaped cerebral porous drainage tube, an input catheter, ametering reservoir, an output catheter, a liquid storage drainage bag and the like. The bullet-shaped cerebral porous drainage tube comprises a a tube body, the front end of the tube body is a dead end and the rear end thereof is a tube joint which is opened, the front end of the tube body is opened with at least two side holes, and the dead end is a bullet-shaped dead end. The invention has reasonable structure, the bullet-shaped dead end design of the drainage tube can reduce the damage to the brain tissue during the puncturing process, and has slippage effect, can slip to pass during the puncturing process if touching the blood vessel or nerves, thereby, the damage to the blood vessel and the nerves are prevented and avoided during the puncturing process, and intracranial hemorrhage, hematoma, aphasia, paralysis, neural paralysis and various complications can be reduced during the puncturing process.
Owner:方乃成

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

Pull-ups for adults

The invention discloses pull-ups for adults, belongs to the technical field of medical-grade health products and aims at solving the problems that lying-in women suffer from perineum edemas and hematomas after operation and the treatment area of a cold compress cushion is small in the prior art. The pull-ups comprise a front waist part, a crotch part and a rear waist part, two ends of the crotch part are connected with the front waist part and the rear waist part respectively, and the pull-ups also comprise a magnesium sulfate cushion and a cold compress cushion; and two side edges of the front waist part and the two side edges of the rear waist part are sewn together by ultrasonic welding, the middle of the crotch part is detachably connected with the cold compress cushion, the cold compress cushion is a strip extending from the front waist part to the rear waist part, and the magnesium sulfate cushion is detachably connected with the upper surface of the cold compress cushion. The pull-ups realize the technical effects as follows: edemas and hematomas of perineum of lying-in women are effectively reduced, the treatment area for focuses is larger, the comfort level of the pull-upsis improved and the cold compress range is enlarged.
Owner:田小波 +1

Chinese medicinal composition for treating cerebral hemorrhage and preparation method thereof

The invention discloses a Chinese medicinal composition for treating cerebral hemorrhage, which relates to the technical field of Chinese medicine. The composition consists of the following components in parts by weight: 8-16 parts of leech, 6-18 parts of giant knotweed, 8-16 parts of astragalus, 6-14 parts of safflower, 10-20 parts of pseudo-ginseng root, 10-20 parts of common selfheal fruit-spike, 10-20 parts of red paeony root, 6-16 parts of chaff flower root, 6-12 parts of ginkgo leaf and 6-18 parts of liquoric root. The Chinese medicinal composition for treating cerebral hemorrhage has the advantages of reasonable composition, short treatment course, high curing rate, no sequelae, safety, reliability and low price. The invention further provides a preparation method for the Chinese medicinal composition for treating cerebral hemorrhage; and the method has a simple process, and is suitable for industrial mass production.
Owner:启东市三江建筑机械有限公司

Nail pushing device of prepuce loop line cutting and suturing instrument

ActiveCN103767767AImprove the stapling effectAvoid missing nailsSurgical staplesSuturing instrumentHematoma
The invention discloses a nail pushing device of a prepuce loop line cutting and suturing instrument, and relates to a medical instrument. The nail pushing device comprises a nail pushing ring, a nail bin and a nail board. The nail pushing ring is arranged above the nail bin. The nail board is arranged below the nail bin. A plurality of nail containing holes are formed in the nail bin and are arrayed in an inclined mode. Nail grooves corresponding to the nail containing holes in number and position are formed in the nail board. The nail pushing ring rotates to push suturing nails in the nail containing holes to the nail grooves. Due to the nail containing holes which are arrayed in the inclined mode, it is ensured that the suturing nails in the nail containing holes are arrayed in a staggered mode to form an annular shape, gaps between every two adjacent suturing nails are extremely small so that every two adjacent suturing nails can be almost closed, the possibility that the nails are left in blood vessels during the operation is eliminated, and the probability of bleeding and hematomas occurring during or after operations is greatly lowered.
Owner:WENZHOU GUANMEI MEDICAL TECH

Medicine for setting broken bone

A Chinese medicine for setting up bone and treating closed bone fracture is prepared from 11 Chinese-medicinal materials including Chinese angelica root, ground beetle, borneol, notoginseng, etc.
Owner:任逸仙

Head, neck and upper limb joint movement device used after operation for repairing oral and maxillofacial defect through pectoralis major myocutaneous flaps

The invention relates to a head, neck and upper limb joint movement device used after operation for repairing the oral and maxillofacial defect through pectoralis major myocutaneous flaps. The head, neck and upper limb joint movement device mainly comprises a head cover. One side of the head cover is sequentially and fixedly connected with a neck cover, a shoulder cover, an upper arm cover, an elbow cover and a forearm cover. The neck covers, the shoulder covers, the upper arm covers, the elbow covers and the forearm covers act in a synthetic mode to force the head, the shoulders, the upper arms, the elbows and the forearms to rotate in the same direction. By means of the device, the head, the neck, the shoulders and the upper limbs of a patient can be moved synchronously, one certain portion does not move independently, and post-operation healing can be effectively promoted.
Owner:SHANDONG UNIV QILU HOSPITAL

Drug eluting vascular closure devices and methods

ActiveCN101325935AImmediate and complete hemostasisReduce bleedingDiagnosticsDilatorsMedicineVascular closure device
Drug eluting vascular closure devices and methods for closing a blood vessel puncture site disposed at a distal end of a tissue tract are described. The devices and methods rely on a combination of the body's own natural mechanism to achieve hemostasis with bio-chemical agents to accelerate the hemostatic process. One method includes the steps of introducing a closure device through the tissue tract and deploying an expansible member at a distal end of the device within the blood vessel to occlude the puncture site. A bio-chemical sealing member disposed proximal the expansible member is then displaced so as to expose a bio-chemical region or release region of the device. At least one bio-chemical agent is thereafter released from the device and into the tissue tract to accelerate the occlusion process in the tract.
Owner:CARDIVA MEDICAL

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

Combined application of statins and corticosteroids in the treatment of chronic subdural hematoma

The invention discloses the use of a statin drug combined with an adrenocortical hormone drug in the preparation of a drug for treating chronic subdural hematoma. The drug combination of the present invention can significantly accelerate the absorption of hematoma, greatly improves the therapeutic effect of oral statins alone, without other side effects, and the adrenal cortex hormones used in the present invention are 1 / 10 of the high-dose hormone therapy, which is greatly improved. The incidence rate of related complications caused by hormone therapy is reduced, and the technical solution of drug combination of the present invention has good therapeutic effect, and has broad application prospects and clinical significance.
Owner:张建宁 +2

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

Epidural scar preventing absorbable isolationcapsule

The invention discloses an absorbable sac for preventing epidural scar formation, comprising a biodegradable sac body provided thereon with a cavity filled with an absorbable liquid material and provided thereon with fixing members. The sac body filled with the absorbable liquid material is gradually thinned from the middle to the end, and during the process, the spilled absorbable liquid material (sodium hyaluronate) from the sac can keep the action of preventing and reducing epidural scar formation for a while. Finally, all the components in the sac are degraded into water and carbon dioxide. After the absorbable liquid material is absorbed, the vertebral plate deficient region is replaced by loose tissue, so as to prevent tight adhesion between dural sac and musculus sacrospinalis and prevent a large amount of hyperplastic scar tissue pressing dural sac to induce symptom recurrence.
Owner:HAIAN CHANGDA TECH TRANSFER CENT +1

Nasal septum magnetic splint

InactiveCN109199518ASimple structureLess prone to secondary damageWound clampsNasal septum mucosaThick nasal septum
A nasal septum magnetic splint comprises two nasal septum pressurizing members (1) for being placed on both sides of the nasal septum respectively, and the two nasal septum pressurizing members (1) can be magnetically attracted to each other to compress the nasal septum. At least one nasal septum pressurizing element (1) comprises a plurality of movable clips (11) extending along the nasal septum,the plurality of movable clips (11) being hinged to each other by a rotating shaft (12) extending perpendicular to the movable clips (11). The nasal septum magnetic splint can solve the technical problems that the structure of the nasal septum mucosa splint is complex and the covering area is small in the prior art.
Owner:PEKING UNIV THIRD HOSPITAL

Epidural scar preventing absorbable isolationcapsule

The invention discloses an absorbable sac for preventing epidural scar formation, comprising a biodegradable sac body provided thereon with a cavity filled with an absorbable liquid material and provided thereon with fixing members. The sac body filled with the absorbable liquid material is gradually thinned from the middle to the end, and during the process, the spilled absorbable liquid material (sodium hyaluronate) from the sac can keep the action of preventing and reducing epidural scar formation for a while. Finally, all the components in the sac are degraded into water and carbon dioxide. After the absorbable liquid material is absorbed, the vertebral plate deficient region is replaced by loose tissue, so as to prevent tight adhesion between dural sac and musculus sacrospinalis and prevent a large amount of hyperplastic scar tissue pressing dural sac to induce symptom recurrence.
Owner:HAIAN CHANGDA TECH TRANSFER CENT +1

Chinese medicinal composition for treating cerebral hemorrhage and preparation method thereof

The invention discloses a Chinese medicinal composition for treating cerebral hemorrhage, which relates to the technical field of Chinese medicine. The composition consists of the following components in parts by weight: 8-16 parts of leech, 6-18 parts of giant knotweed, 8-16 parts of astragalus, 6-14 parts of safflower, 10-20 parts of pseudo-ginseng root, 10-20 parts of common selfheal fruit-spike, 10-20 parts of red paeony root, 6-16 parts of chaff flower root, 6-12 parts of ginkgo leaf and 6-18 parts of liquoric root. The Chinese medicinal composition for treating cerebral hemorrhage has the advantages of reasonable composition, short treatment course, high curing rate, no sequelae, safety, reliability and low price. The invention further provides a preparation method for the Chinese medicinal composition for treating cerebral hemorrhage; and the method has a simple process, and is suitable for industrial mass production.
Owner:启东市三江建筑机械有限公司

Drug eluting vascular closure devices and methods

ActiveCN101325935BImmediate and complete hemostasisReduce bleedingDiagnosticsDilatorsPharmaceutical drugVascular closure device
Drug eluting vascular closure devices and methods for closing a blood vessel puncture site disposed at a distal end of a tissue tract are described. The devices and methods rely on a combination of the body's own natural mechanism to achieve hemostasis with bio-chemical agents to accelerate the hemostatic process. One method includes the steps of introducing a closure device through the tissue tract and deploying an expansible member at a distal end of the device within the blood vessel to occlude the puncture site. A bio-chemical sealing member disposed proximal the expansible member is thendisplaced so as to expose a bio-chemical region or release region of the device. At least one bio-chemical agent is thereafter released from the device and into the tissue tract to accelerate the occlusion process in the tract.
Owner:CARDIVA MEDICAL

Nail Pushing Device of Circumcision Stapler

ActiveCN103767767BImprove the stapling effectAvoid missing nailsSurgical staplesForeskinSuturing instrument
The invention discloses a nail pushing device of a prepuce loop line cutting and suturing instrument, and relates to a medical instrument. The nail pushing device comprises a nail pushing ring, a nail bin and a nail board. The nail pushing ring is arranged above the nail bin. The nail board is arranged below the nail bin. A plurality of nail containing holes are formed in the nail bin and are arrayed in an inclined mode. Nail grooves corresponding to the nail containing holes in number and position are formed in the nail board. The nail pushing ring rotates to push suturing nails in the nail containing holes to the nail grooves. Due to the nail containing holes which are arrayed in the inclined mode, it is ensured that the suturing nails in the nail containing holes are arrayed in a staggered mode to form an annular shape, gaps between every two adjacent suturing nails are extremely small so that every two adjacent suturing nails can be almost closed, the possibility that the nails are left in blood vessels during the operation is eliminated, and the probability of bleeding and hematomas occurring during or after operations is greatly lowered.
Owner:WENZHOU GUANMEI MEDICAL TECH

Medicine for treating post-traumatic intracranial-hypotension syndrome

InactiveCN103041179BOvercome diastolic and systolic dysfunctionLow absorption rateNervous disorderBlood disorderCurative effectVandenboschia
The invention discloses a medicine for treating post-traumatic intracranial-hypotension syndrome, and the medicine is used for solving the treatment problem of post-traumatic intracranial-hypotension syndrome. The medicine is characterized by being formed by processing various traditional Chinese medicines and being prepared from the following raw materials in parts by weight: 10-20 parts of ardisiae japonica, 8-15 parts of herb of denseflower bulbophyllum, 8-15 parts of herba aistolochiae, 6-10 parts of sunglo, 6-10 parts of vandenboschia auriculata, 8-15 parts of semen cuscutae, 6-10 parts of Chinese starjasmine stems, 8-15 parts of angelica sinensis and 3-6 parts of azurite ores. According to the clinical experiment, the medicine has the characteristics of good curative effect and high safety in treating the post-traumatic intracranial-hypotension syndrome, and is worthy of being popularized and applied clinically.
Owner:王建国

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

Artery puncture needle with self-sealing puncture needle opening

The invention discloses an artery puncture needle with a self-sealing puncture needle opening. The artery puncture needle is composed of a puncture needle body 1 and a needle opening self-sealing sleeve 2. The puncture needle enters the artery through the skin, after operation is finished, a part of the needle core is withdrawn until the hemostatic gel is changed into a round shape from a ring shape, then the whole needle is pulled out, the gel is released at the same time when the whole needle is pulled out, the hemostatic gel is pulled out of the needle opening along one path to be automatically plugged, and the bleeding situation can be well reduced through one path of automatic plugging; and local hematoma after arterial puncture can be well avoided, so that the probability of formation of pseudoaneurysm is reduced, postoperative arterial compression and pressure bandaging time is shortened, the comfort and satisfaction degree of a patient are improved, vascular wall healing can be well promoted, bleeding can be reduced, vascular wall healing can be promoted, and bleeding and hematoma can be reduced.
Owner:THE SECOND XIANGYA HOSPITAL OF CENT SOUTH UNIV

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

Traditional Chinese medicine composition for treating intraeranial hypotension syndrome

The invention discloses a traditional Chinese medicine composition for treating intraeranial hypotension syndrome, which is used for solving the treatment problem of intraeranial hypotension syndrome. The traditional Chinese medicine composition is characterized by being processed by various Chinese medicinal herbs, and comprises the following raw materials in parts by weight: 10-20 parts of motherwort fruits, 8-15 parts of herbs of dense flower bulbophyllum, 8-15 parts of alyxia sinensis, 6-10 parts of Chinese usnea, 6-10 parts of bristle ferns, 8-15 parts of cuscuta chinensis, 6-10 parts of Chinese starjasmine stems, 8-15 parts of angelica and 3-6 parts of azurite. Clinical experiments prove that the traditional Chinese medicine composition for treating intraeranial hypotension syndrome disclosed by the invention has the characteristics of good curative effect and high safety, and is worthy of clinical application and promotion.
Owner:胡希勇

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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