17results about How to "Good hemostasis" patented technology

The utility model discloses a disposable radio frequency plasma scalpel head for narrow window surgery. The disposable radio frequency plasma scalpel head comprises a handle, a scalpel head body, a water injection pipe and a power line, wherein the scalpel head body, the water injection pipe and the power line are respectively connected with the handle; the tool bit body comprises a tool body installed on the handle, an electrode base installed at the front end of the tool body, an electrode body installed on the electrode base and an electrode insulating sleeve arranged on the electrode body in a sleeving mode. The power line is electrically connected with the electrode body and the knife body. When the front end of the electrode body extends outwards, the thickness is gradually reduced to form a cutting edge shape, and the tail end of the electrode body is completely attached to the end face of the matched position of the electrode base. The electrode body is used for stripping soft tissues and performing excision ablation treatment on minimal lesions in narrow positions, so that the problems of weak cutting energy, long operation time, poor hemostatic effect, limited working electrode angle and incapability of realizing fine cutting in the field of the conventional narrow window surgical knife head are solved.

The utility model discloses a blood vessel compression hemostasis device, belongs to the technical field of medical supplies, and is used for solving the technical problems that a common binding tourniquet is not easy to master the compression force on a blood vessel after binding and the binding hemostasis efficiency is low. The utility model discloses a blood vessel compression hemostasis device which comprises a hemostasis patch and a compression belt. The compression belt comprises an elastic section, a scale and a fastener; the scale comprises a second fixed end and a marking part; the first fixed end and the second fixed end of the elastic section are fixedly connected; the ruler is arranged in the elastic stretching direction of the elastic section, the distance between the second fixing end and the marking part is larger than the length of the elastic section, and the marking part is used for marking the stretching position of the elastic section. The fastener is located at the end of the compression belt and can fix the stretching length of the elastic section, so that the compression belt conducts compression hemostasis on the blood vessel through the hemostasis patch. The blood vessel compression hemostasis device is convenient to operate, and the hemostasis effect is improved.

This invention belongs to the field of biomedical materials technology, specifically relating to an oxidized hyaluronic acid / carboxymethyl chitosan hemostatic sponge and its preparation method. The preparation method includes: oxidizing hyaluronic acid with sodium periodate to obtain oxidized hyaluronic acid; preparing aqueous solutions of oxidized hyaluronic acid and carboxymethyl chitosan; mixing the two solutions and forming a hydrogel through a Schiff base reaction between aldehyde and amino groups; cryogelatinizing the hydrogel at low temperature and then freeze-drying it under vacuum to obtain an expandable hemostatic sponge with a three-dimensional interconnected porous structure. Upon contact with blood, the sponge of this invention rapidly absorbs water and expands, increasing in volume by more than three times, forming a tight physical seal. Simultaneously, it adsorbs and activates platelets to accelerate coagulation, achieving highly efficient hemostasis. This sponge exhibits excellent biocompatibility, is completely degradable in vivo, and the preparation process is mild and requires no toxic cross-linking agents. It can be used for rapid hemostasis of deep, irregular, and non-compressible bleeding wounds.

The utility model relates to medical consumable technical field, and specifically discloses a sterile finger cots lamp on operating table, including lamp pearl shell body, one end of lamp pearl shell body is equipped with the lamp pearl, the other end of lamp pearl shell body is equipped with connecting piece, and connecting piece includes the connecting shell body fixed connection with lamp pearl shell body, and the front end of connecting shell body can be telescopic and is arranged, and the side of connecting shell body is equipped with magic band for being bound with the finger. The utility model can realize the flexible and various timely lighting operation of wearing on the finger, effectively shortens the operation time, and improves the work efficiency.

The utility model discloses a "O" vaseline gauze special for penis operation, including the long strip vaseline gauze, the middle part of vaseline gauze forms the long strip opening along vaseline gauze width direction extension, vaseline gauze top edge fixedly has the pad and presses the convex, and the pad and press the convex at the opening one side. After one end of vaseline gauze passes through the opening, the middle part forms the "O" type structure, and the pad and press the convex are at the "O" type structure. The utility model discloses good adhesion, and it is convenient to adjust the compression strength to the wound, and the hemostatic effect is remarkable, effectively reduces the discomfort of the patient when bandaging, and it is convenient to quick bandaging and replacement.

The present application relates to the technical field of wound dressing material, and in particular to a preparation method and application of a glycosylated (galactose-tyrosine-Fmoc) chitosan derivative.The glycosylated (galactose-tyrosine-Fmoc) chitosan derivative is synthesized through Fischer reaction, nucleophilic substitution reaction, addition-elimination reaction and the like.The compound can form a hydrogel, and the hydrogel not only has good selective sterilization effect on pseudomonas aeruginosa, but also has broad-spectrum sterilization activity and hemostatic function, and has a broad application prospect in the field of wound dressings.

The utility model relates to an interventional postoperative puncture port air bag compression bag which comprises wrapping cloth and an air bag, a waist bandage is arranged on the outer upper edge of the wrapping cloth, the waist bandage is wound around the waist of a patient and is fixed through hook-and-loop fasteners in a sticking mode, and a leg bandage is arranged on the outer lower edge of the wrapping cloth, is wound around the thighs of the patient and is fixed through hook-and-loop fasteners in a sticking mode. The bag is arranged on the inner surface of the wrapping cloth and is pressed at the interventional operation puncture port of the patient, the bag is provided with an inflation port, the inflation port is connected with an inflation balloon, and the inflation balloon is provided with a deflation valve. The wrapping cloth inner face bag is fixed to the crotch of a patient through the waist binding band and the leg binding band, compression hemostasis is conducted on an interventional operation puncture opening, firmness is good, wearing is comfortable, and the hemostasis effect is good. The length of the waist bandage and the length of the leg bandage can be adjusted according to needs, and the device is suitable for patients of different body types. The inflatable balloon is extruded to inject air into the bag, the vent valve is opened to discharge air out of the bag, the compression degree of the bag can be adjusted, and operation is easy and convenient.

The present application provides a gelatin particle and a preparation method thereof, and a hemostatic fluid gelatin composition. The gelatin particle is a cross-linked gelatin particle, and the preparation raw material of the gelatin particle comprises gelatin and a high molecular material containing amino and / or carboxyl; the preparation process of the gelatin particle comprises the steps of forming a gelatin gel from the gelatin and crushing the gelatin gel, wherein the high molecular material is added to mix with the solution of the gelatin or the gelatin gel before or after the formation of the gelatin gel. The gelatin particle and the hemostatic fluid gelatin of the present application can quickly absorb the moisture in the blood after being applied to a bleeding wound, thereby increasing the concentration of red blood cells, blood coagulation factors and the like in the blood, accelerating the endogenous blood coagulation mechanism, and having a good hemostatic effect.

The utility model belongs to the technical field of blood sampling application, and provides a pressing-free blood sampling application which comprises an adhesive tape and an elastic application plate, the two ends of the application plate are bent upwards to form pressing ends, clamping grooves are formed in the pressing ends, the two clamping grooves are clamped to the two sides of the adhesive tape, a limiting ring is arranged on the bottom face of the application plate, and the pressing-free blood sampling application is arranged on the bottom face of the application plate. And a matched hemostatic cotton paste is arranged in the limiting ring. After vein blood sampling is completed, a blood sampling worker presses a blood sampling point position with the application plate, the hemostatic cotton paste makes contact with the skin blood sampling position at the moment, then the films at the two ends of the pasting belt are torn off, the two ends of the pasting belt have viscosity, and the blood sampling worker slightly pulls the two ends of the pasting belt outwards and downwards to be pasted to the skin. The compression ends at the two ends of the application plate are deformed downwards to a certain degree, so that the application plate can generate continuous pressure downwards, the hemostatic cotton paste is pressed downwards through the application plate, the hemostatic effect is achieved, and no extra hand pressing for hemostasis is needed.

This application discloses an automatic inflatable tourniquet, comprising: a compression band defining a receiving cavity, the receiving cavity having an air inlet located outside the compression band; a cover structure covering the air inlet; a sealing plate slidably mounted on the cover structure, the sealing plate having a control valve capable of closing the air inlet; a drive structure mounted on the cover structure and connected to the sealing plate; a sensing structure mounted inside the compression band, the sensing structure being electrically connected to the drive structure; a filling structure configured to be compressed and filled within the receiving cavity; and a locking band for tightening the compression band. The drive structure drives the sealing plate to slide according to the sensing signal from the sensing structure, causing the control valve to be misaligned with the air inlet, allowing the receiving cavity to communicate with the atmosphere through the air inlet, thereby causing the filling structure to expand and apply pressure to the inside of the compression band. This automatic inflatable tourniquet does not require an air pump, is simple to operate, provides good compression, and can be operated with one hand, making it suitable for emergency hemostasis in field or battlefield environments.

The invention relates to the technical field of daily chemicals, and aims to provide a skin care product for accelerating epidermal repair and a preparation method thereof. The skin care product disclosed by the invention is prepared from the following raw materials: dextrin / centella asiatica, ectoine, AQUAXYL, a seaweed extract, ceramide, triple helix collagen, bis-diethoxy diethylene glycol cyclohexane 1, 4-dicarboxylate, sodium hyaluronate, auxiliary components, water and the like. The skin care product for accelerating epidermal repair can effectively relieve damaged skin, adjust a skin water-oil balance system, deeply replenish water, nourish skin, effectively repair skin barrier and protect external stimulation.

The utility model relates to a pair of implant healing screw replacement forceps, which belongs to the technical field of stomatological instruments, is used for taking out a healing screw from an oral cavity to be implanted and replacing the healing screw with a healing abutment in situ, and comprises a forceps body, and the tip of the forceps body is a forceps beak tip. A left groove is formed in the middle of the inner side of a left forceps tip of the forceps body, left anti-skid teeth are arranged on the edges of forceps beaks on the two sides of the left groove, a right groove is formed in the middle of the inner side of a right forceps tip of the forceps body, right anti-skid teeth are arranged on the edges of forceps beaks on the two sides of the right groove, and the left anti-skid teeth and the right anti-skid teeth are in a sawtooth shape. When the tips of the forceps beaks of the forceps body are closed, the left groove and the right groove correspond to each other and form a hole, and the left anti-skidding teeth and the right anti-skidding teeth around the hole are meshed with each other. According to the implant healing screw replacing clamp disclosed by the utility model, the experience of a patient in the process of replacing a screw into a healing abutment is greatly improved.

The utility model discloses a kind of femoral artery compression devices after cerebral angiography, including band and pocket, band is long band, the front left of band is provided with first magic tape, the back right of band is provided with second magic tape, the front of band is symmetrically provided with two grooves in upper and lower positions, groove is along the length direction of band setting;The upper surface of pocket is open, the position of the inner wall of the upper surface of pocket is provided with zipper, the back of pocket is symmetrically provided with two slides in upper and lower positions, slide is along the width direction of pocket setting.In the utility model, under the action of the extrusion force of band and the counterweight of salt bag, the needle insertion position of femoral artery can generate greater compression force at pocket position, so that the needle insertion position of femoral artery can be hemostasia better;The whole device is simple and convenient to operate, hemostasia effect is better, and a proper amount of salt bag can be put in according to needs, has greater compression force, cleaning is also more convenient, and can be widely used.

The utility model discloses a hemostasis headgear for ear-nose-throat surgery, and relates to the technical field of ear-nose-throat surgery appliances, the hemostasis headgear comprises a net-shaped headgear, a connecting element and a split type expansion element, the net-shaped headgear is used for wrapping the head of a patient, the connecting element is connected to the net-shaped headgear, the connecting element is used for fixing the net-shaped headgear on the head of the patient, and the split type expansion element is arranged on the net-shaped headgear. The split type expansion element is installed on the inner side of the net-shaped head sleeve, the split type expansion element can be inflated to expand and deflated to contract, and the split type expansion element is used for being attached to and pressing the head wound part of the patient. The hemostasis device can accurately apply compression force to wound parts such as ears, noses and throats, and the hemostasis effect is improved.

The utility model discloses a hemostatic cap for ear-nose-throat surgery, and relates to the technical field of ear-nose-throat surgery appliances, the hemostatic cap comprises a cap body, an expansion element and a pressure measuring element, the cap body comprises a hood part used for covering and wrapping the head of a patient and a binding part used for covering the lower jaw and the neck of the patient, when the binding part is tensioned, the cap body can be fixed to the head of a patient, the expansion element is installed on the inner side of the cap body, the expansion element can be inflated to expand and deflated to contract, the expansion element can be attached to and press the wound part of the head and neck of the patient when inflated to expand, and the pressure measuring element is installed on the cap body. The detection end of the pressure measuring element extends to the expansion element, and the pressure measuring element is used for detecting and displaying the pressure in the expansion element. According to the hemostat, the compression force applied to the wound part of a patient can be constant, and effective hemostasis is achieved.

The application discloses a regional hemostatic patch and device, and relates to the medical field.The regional hemostatic device comprises a regional hemostatic patch and an electric heating control device.The regional hemostatic patch comprises a patch body and a heating medium embedded in the patch body, and the patch body has a patching side which is suitable for patching a wound surface.The electric heating control device comprises a thermal field analysis module, a data function processing module and an energy output module.The thermal field analysis module is used for performing thermal field analysis on the patching side of the patch body so as to obtain temperature changes of different positions of the patching side.The data function processing module is used for obtaining preset target temperature values of different positions of the patching side, and the energy output of the energy output module is controlled through a built-in control algorithm.The energy output module is used for outputting energy to the heating medium so as to heat the heating medium, thereby controlling the temperature of different positions of the patching side.In this way, a higher temperature can be output to a bleeding point to realize rapid hemostasis, and a conventional hemostasis temperature is adopted for hemostasis of the remaining part, thereby preventing local overheating and tissue carbonization.

The application provides a hemostatic material and a preparation method thereof. The preparation raw material of the hemostatic material comprises gelatin and a natural polymer material, and the preparation process of the hemostatic material comprises the step of crushing gelatin gel in the presence of the natural polymer material; wherein the gelatin gel is obtained by gelation after cross-linking of the gelatin. The hemostatic material of the application comprises gelatin and a natural polymer material, and the gelatin gel is crushed in the presence of the natural polymer material, so that the particle size of the gel can be reduced, and finally the hemostatic material with good hemostatic effect is obtained.