30results about How to "Reduce the risk of postoperative infection" patented technology

The invention relates to a low-noise modular air purification system. The low-noise modular air purification system comprises a medical exhaust air and fresh air integrated cabinet, a return air processing and air supply ceiling and return air ports, wherein the medical exhaust air and fresh air integrated cabinet is used for feeding fresh air and to-be-exhausted air and exhausting the fresh air and the to-be-exhausted air after processing; the return air processing and air supply ceiling is used for evenly mixing, purifying and filtering the introduced fresh air and return air and exhausting the mixed air in a light turbulence mode; and a medical room and a return air channel communicate through the air return ports so that the return air can be introduced into the return air processing and air supply ceiling. The low-noise modular air purification system can remarkably decrease the rate of postoperative infection and greatly reduce energy consumption; meanwhile, through highly integrated equipment and the modular installation mode, the construction cost and complexity are remarkably reduced, so that the construction cost of operating rooms is remarkably reduced, and the construction period of operating rooms is remarkably shortened; due to the facts that no special machine room or return air pipeline is required and the number of valves is small, the space requirements are reduced remarkably; and besides, noise can be remarkably lowered on the premise that sufficient air volume is ensured.

The invention relates to full-nutrition formula powder for patients with tumors and a preparation method of the full-nutrition formula powder. Based on the total weight of 100g, the full-nutrition formula powder comprises the following components of 5g-30g of protein, 4g-26g of fat, 30g-80g of carbohydrate, 1g-10g of dietary fibers, 190mg-970mg of vitamins, 1.30g-5.65g of minerals, 1g-10g of a flavoring agent and 0.1g-0.5g of a specificity nutritious supplement, wherein the component of fat comprises 0.1g-2.5g of fish oil; and the specificity nutritious supplement is a mixture of soybean lecithin, a yeast extract, taurine and L-carnitine. The full-nutrition formula powder disclosed by the invention is convenient to carry and can provide comprehensive nutritional support; the full-nutritionformula powder is rich in omega-3 unsaturated fatty acids, especially the ingredient of fish oil provides rich beneficial ingredients of EPA and DHA, and the fish oil and the vegetable oil are combined to form reasonable collocation, so that the body restoring of the patients is promoted.

The invention relates to a disinfecting therapeutic device which comprises a drug pasting layer and a breathable waterproof pasting film, a peeling wheel, a bar-shaped sterile applying paste, a sterile applying paste wheel, a push rod, a piston, a needle tube type hollow liquid storage cavity, plant pigment dyeing cotton, a disinfectant nozzle, release paper, a rocker handle and a release paper winding wheel, wherein a disinfecting medium comprises the disinfectant nozzle, a disinfecting brush and a disinfecting cotton block. The disinfecting therapeutic device can reduce the risk in postoperative infection and can ensure the success rate of operation; when a local part cannot be smeared, the disinfectant nozzle can be assembled and used for spraying disinfectant to a tiny or serious festered wound; the pollution caused by external environment or improper contact is avoided; the disinfecting quality is ensured. The disinfecting therapeutic device has the advantages of simple structure, low manufacturing cost, good use effect, popularization and application in industry and capability of realizing the full effective preoperative disinfection and simple drug topical application binding pretreatment.

The invention relates to an implanted intracranial pressure monitoring device, a monitoring system and a using method of the monitoring system. The implanted intracranial pressure monitoring device comprises a sensing module, and the sensing module comprises a flexible substrate layer, a pressure sensing chip and a flexible coating layer; the pressure sensing chip is positioned on the flexible substrate layer, and the flexible coating layer at least coats the pressure sensing chip; the sensing module is embedded between skull and dura mater; and an in-vitro data reader matching with the implanted intracranial pressure monitoring device is used for realizing power supply, control and data transmission and reading of the implanted intracranial pressure monitoring device through wireless electromagnetic waves. According to the invention, the flexible substrate layer is used as the substrate of the implanted intracranial pressure monitoring device, and a core mainboard with low power consumption and an absolute pressure sensor with high precision, miniaturization and high reliability are adopted, so that the device has the advantages of long implantation service life, accurate monitoring, good stability, good safety and convenient implantation.

The invention provides a water-lubricating composite balloon ureteral dilator. The water-lubricating composite balloon ureteral dilator comprises a dilator body which is provided with at least three passageways, a guide wire passageway is positioned on the central axis of the dilator body and penetrates through the dilator body. The other passageways are balloon passageways, each balloon passageway is communicated with a corresponding dilation balloon, and the dilation balloons are shrinkable circumferentially and arranged in the axial direction of the dilator body at equal intervals. The water-lubricating composite balloon ureteral dilator has the advantages that by the aid of the guide wire passageway which allows a guide wire to pass through, insertion of the dilator is more convenient; by the aids of the dilation balloons and the corresponding balloon passageways, different parts of a ureter can be dilated and dilation degrees can be controlled according to needs; by adopting the ureteral dilator coated with a hydrophilic film, the cost for aseptic paraffin oil is reduced, operation is simplified, and postoperative secondary infections and pains of patients can be reduced by antibiotic constituents in the film. The water-lubricating composite balloon ureteral dilator can be specifically applied to common narrow parts like a ureteral orifice, the junction of a ureter and an iliac vessel and the like, and dilation diameters can be controlled by means of controlling the sizes of the dilation balloons.

The invention discloses medical depilatory cream and a preparation method thereof, and relates to the technical field of depilatory cream. The medical depilatory cream is prepared from the following materials in parts by weight: 6-8 parts of calcium thioglycolate trihydrate, 2-4 parts of stearyl alcohol, 2-4 parts of cetanol, 12-16 parts of vaseline, 8-10 parts of liquid paraffin, 4-8 parts of glycerol, 4-8 parts of hydroxyethyl stearate, 4-8 parts of polyoxyethylene aliphatic alcohol ether, 0.5-1.5 parts of poloxamer, 0.001-0.1 part of a synthetic antiseptic antibacterial agent, and 50-60 parts of deionized water. The invention also discloses a preparation method of the medical depilatory cream. An external antiseptic antibacterial agent is added to common depilatory, so that the medical depilatory cream has the function of killing the bacteria at the skin surface when unhairing, and restrains growth of the bacteria within a certain period of time. The medical depilatory cream is small in thrill of used auxiliary material; and hair follicles can be effectively protected. Therefore, the medical depilatory cream is simple to prepare, convenient to use, and dedicated to skin preparation before an operation, and has antiseptic and antibacterial effects.

The invention discloses special medicine use formula nutrition powder for a tumor patient and a preparation method thereof, and relates to the technical field of special medicine use formula food. Thenutrition powder is prepared from, by weight, 120-964 parts of protein, 130-1040 parts of fat, 139-1112 parts of carbohydrate, 66-530 parts of composite mineral substances, 2.53-20.2 parts of multi-vitamins, 0.4-3.2 parts of taurine, 0.5-4 parts of mono-diglycerides fat substance acid, 0.09-0.72 part of nucleotide, 0.06-0.48 part of L-carnitine, 9-72 parts of a composite thickening agent, 1-8 parts of concentrated vanilla and 0.15-1.2 parts of Aspartame. The formula food contains seven nutrients required by the human body, has the advantages of high protein, high fat and low carbohydrates, conforms to the metabolic characteristic of the tumor patient, selectively starves tumor cells and maintain the functions of normal cells, and improves the living quality of the patient.

The invention discloses special-medical-use fat formula food for patients suffering from inflammatory bowel diseases, and a preparation method thereof. A fat component comprises, by weight, 40% of medium chain triglyceride (the mass ratio of tricaprylin to tricaprin being 3:1), 13% of peony seed oil, 14% of camellia seed oil, 9% of corn oil, 13% of rice bran oil and 11% pf rapeseed oil. The special-medical-use fat formula food has balanced nutrient composition, reasonable fatty acid composition, MCT (medium chain triglyceride) lipids required by the patients suffering from the inflammatory bowel diseases, and rich anti-inflammatory active ingredients such as polyphenols, phytosterols and oryzanol, is easily digested and absorbed by the human body, and has remarkable relieving and protective effects on the patients suffering from the inflammatory bowel diseases.

The invention discloses an emergency ward service system. The system comprises an intelligent emergency treatment injury examination system connected with a communication unit and used for shortening time for the injury examination after a wounded person arrives at an emergency room and enabling related medical workers to make preparations, a disinfection treatment device communicated with the communication unit and used for achieving surgery instrument disinfection, an emergency treatment electronic medical record system communicated with the communication unit and used for carrying along medical records, a controller communicated with the communication unit and used for achieving the coordinated work of the intelligent emergency treatment injury examination system, the disinfection treatment device and the emergency treatment electronic medical record system, and the communication unit connected with the connection controller through a serial port RS485 or SG or a network, and the controller is in communication with the intelligent emergency treatment injury examination system, the disinfection treatment device and the emergency treatment electronic medical record system. The emergency ward service system further comprises a vomit bag used for preventing the patient from vomiting. The efficiency of emergency treatment of the patient is improved, and a guarantee is provided for saving emergency time.

The invention provides multifunctional hydrogel for promoting blood circulation long-acting opening after an ultra-long flap transplantation operation and a preparation method thereof, and belongs to the technical field of multifunctional hydrogel. Natural polysaccharide and gelatin are used as raw materials, and the raw materials are simply modified to have various biological functions. The preparation method specifically comprises the following steps of: doping nano gelatin microspheres into the gel, then directly doping CORM into the gel, and then loading GSNO into the nano gelatin microspheres to construct the multifunctional gel which has biological multifunctionality, can slowly release drug molecules in a gradient manner and can promote blood vessel opening for a long time. The biological raw materials are wide in source and low in price, and have no biological toxicity after being modified. The gel for promoting blood circulation long-acting opening is simple in administration mode, can be used for local intraoperative administration, has good adhesion hemostasis and antibacterial effects, and reduces the risk of intraoperative bleeding and postoperative infection; and two gas drug molecules can be locally and slowly released, thereby avoiding excessive dosage circulating toxicity caused by intravenous administration.

The invention provides injectable self-healing drug-loaded protein hydrogel as well as a preparation method and application thereof, and belongs to the field of biomedical high polymer materials. According to the injectable self-healing drug-loaded protein hydrogel and the preparation method thereof, a crosslinking point based on a ligand-metal coordination bond is formed through the coordination binding effect of a disulfide bond contained in sulfydryl gelatin and Au < + >, and then the injectable self-healing drug-loaded protein hydrogel loaded with the KGN drug is prepared; the injectable self-healing drug-loaded protein hydrogel has good mechanical properties and excellent self-healing and injectable properties, and has good application in cartilage repair.

The invention provides a split abdominal cavity puncture device for a ventricle-peritoneal shunting operation. The split abdominal cavity puncture device is composed of a needle core made of a medical plastic material and a split sleeve and has a length of 8 to 30cm; the needle core has a length of 7.5 To 27cm and a diameter of 0.3 to 0.8cm, the tail portion of the needle core is provided with a handle with a diameter of 2 to 4cm and a length of 2 to 4cm, an upper disc is provided with antiskid patterns which facilitates holding during puncturing for powerful puncturing, and the head portion of the upper disc is in the shape of a sharp three diamond which facilitates penetration of a peritoneum; the split sleeve has a length of 6 to 25cm, an internal diameter of 0.3 to 0.8cm and a thickness of 0.5 to 1mm, the pipe body of the split sleeve is provided with scales, and the split sleeve can predict the depth of entry into the peritoneum during the puncturing; and at the same time, the split sleeve is formed by bonding two semicircular pipes, the two sides of the tail portion of the split sleeve are provided with two handles in parallel, when the handles are pulled forcefully, the split sleeve can be easily split, and the head portion of the split sleeve is polished and dulled so that secondary damage is not caused during the puncturing. The split abdominal cavity puncture device provided by the invention is used for the ventricle-peritoneal shunting operation. Compared to a conventional abdomen opening and tube arrangement operation, the operation time is greatly shortened, the possibility of complications is reduced, the operation is simple and safe, the operation success rate is high, no complications are caused, and the popularization is facilitated.

The invention relates to a fabricated type weak turbulent flow centralized air supply device. The fabricated type weak turbulent flow centralized air supply device is provided with an air inlet arranged to guide airflow into a centralized air supply device body, a plurality of air supply modules, and a fixing device arranged to fix the weak turbulent flow centralized air supply device body to thetop wall of a medical facility. Each air supply module comprises a static pressure space, a filter layer, a flow homogenizing film and a flow diffusing plate, wherein the thickness of the filter layerand / or the folding pitch of filter paper of the filter layer are / is set for making guided-in airflow enter the medical facility in a weak turbulent flow form through a fence structure with the heightof 450 mm. Through the fabricated type weak turbulent flow centralized air supply device, the postoperative infection risk can be effectively reduced with the low reconstruction cost; and modular construction of the medical facility can be achieved, and quality guaranteeing, cost reducing and efficiency improving are facilitated.

The invention provides a filler injection method capable of resetting facial soft tissue and relates to the technical field of aesthetic and plastic surgery. The filler injection method capable of resetting the facial soft tissue comprises the following specific steps: S1. firstly, drawing the outline of an entire range and filling extent to be filled by using a sterile pen in advance according to depression, wrinkle extent and face shape characteristics of the facial soft tissue of a sufferer; S2. designing an appropriate filling path and injection positions according to the drawn filling range, and determining sequential injection sequences and injection directions of a plurality of injection positions; and S3. carrying out facial local anesthesia or general anesthesia on the sufferer prior to surgery, sucking a filler to be filled by using a fine syringe after successful anesthesia is confirmed, and exhausting extraneous air from the syringe. Through designing a simple injection path and injection mode, the number of the injection positions can be reduced greatly, so that the aching feeling of the sufferer is lowered greatly, and meanwhile, injury to the facial soft tissue of the sufferer can also be reduced greatly.

The invention discloses a test connection wire for artificial cardiac pacemaker implantation, which includes electric wires and crocodile clips; the crocodile clip includes an upper clip arm, a lower clip arm and elastic parts; The clamp groove between the upper clamp arm and the lower clamp arm; the upper clamp arm includes an upper clamp body and upper convex teeth; the lower clamp arm includes a lower clamp body, which is matched with the upper convex teeth The lower tooth alveolar and the lower protruding tooth provided on the lower clip body; There is a gap between them; there is a gap between the lower convex teeth and the upper tooth groove; there is a gap between the upper convex teeth and the lower convex teeth; the present invention avoids the The secondary injury of the patient enables the patient's wound to heal better, thereby reducing the risk of postoperative infection, enabling the patient to heal better and improving the success rate of the operation.

The invention provides a sheet femoral head holder which comprises a base and a fastening slide block. The base is provided with a sliding groove, the fastening slide block is provided with a fastenerfor enabling the fastening slide block to slide freely in the sliding groove, one end of the base is provided with a boss, and the boss is provided with an annular clamping groove corresponding to the fastening slide block. The annular clamping groove has the slope of 20-85 degrees. The width of an operating table is 50-75 mm, the length is 75-110 mm, and the height is 70-150 mm. The sheet femoral head holder is made of medical steel. The sheet femoral head holder has the advantages that the complicated operation of removing sheet femoral head bone cortex is omitted, the holder is convenient,saves effort and bone sources, decreases operation time and intraoperative blood loss and reduces the risk of postoperative infection, meanwhile the economic burden of patients is reduced due to bonesource saving, and the sheet femoral head holder is simple to manufacture, quick and convenient to assemble and convenient to operate.

The invention discloses a hollow spicule and a matched tool thereof, and belongs to the technical field of medical instruments. The hollow spicule comprises a hollow spicule body and an external fixing support, wherein the hollow spicule body is of a hollow columnar structure, the bottom of the hollow spicule body is provided with bone threads and a plurality of side holes for communicating the interior of the hollow spicule body with the outside, and the hollow spicule body is arranged on the external fixing support to be used for fracture fixation. The hollow spicule is of a hollow columnarstructure, positioning can be conducted through guiding of a guide needle, and intraoperative operation is facilitated; and meanwhile, medicine can pass through the hollow spicule body, the bottom ofthe hollow spicule body is provided with the bone threads and the side holes enabling the interior of the hollow spicule body to communicate with the exterior of the hollow spicule body, and the injected medicine flows out through the side holes to reach a fracture part, so that targeted treatment can be carried out on lesions.

The invention discloses an expanded polytetrafluoroethylene surgical isolating membrane and a manufacturing process thereof, and the manufacturing process comprises the following steps: by taking polytetrafluoroethylene dispersion resin as a raw material, carrying out extrusion molding under the action of an extrusion aid, and preparing a first sheet and a second sheet with the thicknesses of 0.3-0.4 mm and 0.4-0.5 mm respectively through rolling; longitudinally pre-stretching the first sheet by 3-4 times; and overlapping the pre-stretched first sheet and the second sheet, enabling the overlapping direction to form an angle of 0-90 degrees in the longitudinal direction of the two sheets, and sequentially performing longitudinal stretching by 2-4 times, sintering, transverse stretching by 2-4 times, sintering and hot-pressing shaping under heating to prepare the expanded polytetrafluoroethylene surgical isolating membrane with different pore diameters on two sides. According to the manufacturing process of the expanded polytetrafluoroethylene surgical isolating membrane, the pre-stretching process and the two-way stretching process are adopted, the micropore size of the obtained sheet can be accurately controlled by controlling the stretching ratio, the sheet stacking direction, the adhesive type, the sintering temperature and the like, micropores are more uniform, and the material mechanical property and the clinical use effect are better.

The invention discloses a personalized hip joint replacement turning-over pillow assembly device and accessories. the personalized hip joint replacement turning-over pillow assembly device comprises an assembly pad body, the assembly pad body comprises an upper assembly pad, a lower assembly pad, first child-mother pastes and second child-mother pastes, the lower assembly pad is arranged at the bottom of the upper assembly pad, the two first child-mother pastes are arranged at the top of the upper assembly pad, the bottom of the lower assembly pad is provided with two second child-mother pads, and the first child-mother pads and the second child-mother pads are used in cooperation. The personalized hip joint replacement turning-over pillow assembly device is applied to personalized assembly and cross infection prevention of the hip joint replacement post-operation turning-over pillow, the situation that due to the fact that the size of a unified turning-over pillow is not suitable for the requirements of part of patients, discomfort or invalid dislocation prevention during use is caused is avoided,the occurrence risk of dislocation and the failure of an operation are reduced, anda disposable pillowcase is used, so that the risk of postoperative infection can be effectively reduced, the skin of a patient and a bed unit are ensured to be clean, and the comfort and satisfaction of the patient are improved.

The invention relates to a light turbulence medical air purification system which comprises a fresh air unit, an air supplying ceiling and a return air treating machine. The fresh air unit is providedwith a draught fan, a fresh air filtering module, a humidity and temperature adjusting device and an air conditioner device; the air supplying ceiling is arranged at the top of a medical room and provided with an air supplying ceiling module to mix, filter and disperse fresh air and return air, so that the fresh air and the return air enter the medical room in a light turbulence mode; and the return air treating machine comprises a return air draught fan and a return air filtering device. According to the light turbulence medical air purification system, an 'air conditioner function' and a 'purification function' are separated, and energy consumption is greatly reduced under the precondition that the use function is met; and the fresh air draught fan and the return air draught fan are provided with brushless direct current motors, and through changing of the motor rotary speed, the fresh air volume and the return air volume are adjusted to meet the demands of operating rooms of different types.

The invention relates to the field of tissue expansion, in particular to a tissue expander with an external valve. The expander comprises an injection pot (A), a water guide tube (B), an expansion bag (C) and a matrix (D). One end of the water guide pipe (B) is connected with the injection pot (A), the other end of the water guide pipe is connected with the expansion bag (C), and the matrix (D) completely identical with the expansion bag (C) in size is arranged in a disinfected package. The tissue expander is simple in operation and saves operation time. Water injection is conducted under direct sight, a built-in iron piece is not required, the silica gel at the injection portion can be thickened, water seepage is reduced after needle punching, the disinfected matrix replaces the expander to conduct skin marking, and the postoperative infection risks are reduced.

The invention discloses a fat formula food which can be used for special medical purposes of patients with inflammatory bowel disease and a preparation method thereof. The fat component of the present invention comprises the following raw materials by weight: 40% medium chain triglycerides (tricaprylic acid glyceride: tricapric glycerin mass ratio is 3:1) and by 13% peony seed oil, 14% camellia seed Oil, 9% corn oil, 13% rice bran oil and 11% rapeseed oil. The product of the invention has balanced nutritional components, reasonable fatty acid composition, contains MCT lipids required by patients with inflammatory bowel disease, and is rich in anti-inflammatory active ingredients such as polyphenols, phytosterols and oryzanol, which are easily digested and absorbed by the human body, and are effective for patients with inflammatory bowel disease. Has significant palliative and preventive effects.

The invention belongs to the technical field of biological materials, and particularly relates to an antibacterial modified hernia repair tablet and a preparation method thereof. According to the preparation method of the antibacterial modified hernia repair patch, the overall property of an original patch is not changed, and on the atomic level, plasma provides enough energy to destroy bonding on a polymer, so that when active sites are formed on the surface and new functional groups are generated, surface modification is carried out, and amino groups are grafted to the surface of the polymer through glow discharge. According to the antibacterial modified hernia repair patch, only the surface of the antibacterial modified hernia repair patch is activated and modified, the obtained antibacterial modified hernia repair patch has long-acting antibacterial ability, the original porous fiber structure of the patch is not damaged, cell ingrowth and biological activity expression are facilitated, and the process is simple and convenient to operate and easy for industrial production.

The invention discloses a urinary bladder packing disposer. The urinary bladder packing disposer comprises a packing disposal device and a battery assembly, wherein an air bag drainage pipe is arranged at the lower end of the interior of the packing disposal device, a screw rod is arranged above the air bag drainage pipe, the screw rod is movably connected with the air bag drainage pipe, a reinforcing ring is arranged on one side of the screw rod, the reinforcing ring is connected with the inner layer of the packing disposal device, a micro motor is arranged above the reinforcing ring, and thelower part of the micro motor is connected with the screw rod; and the micro motor is connected with a battery assembly through a power line, the battery assembly comprises a battery box, and a battery is arranged in the battery box. Through cooperation of all components in the disposer, the drainage function of the drainage pipe is reinforced, fluids accumulated among human tissue or body cavities can be rapidly guided out of bodies, the postoperative infection risk is reduced, the effects on wound healing are avoided, the postoperative nursing time is shortened, meanwhile, the safety of a patient is better protected, the indwelling time is shortened, and the pain of a patient is relieved.

The invention discloses an ICU discrimination system for postoperative infection of neurosurgical patients, wherein the ICU discrimination system is divided into four layers including a physical layer, a transmission layer, a platform layer and an application layer, the physical layer is a medical device arranged in a hospital and used for collecting physical sign data, the transmission layer is a hospital local area network, and the platform layer is composed of a graph database and an analyzer; the graph database is a container for storing neurosurgery patient information and neurosurgery related disease information, and the analyzer is used for taking the graph database as a training set, building a prediction model and inputting newly generated patient data and historical data of a patient into the model at the same time so as to judge whether to enter an ICU or not; and the application layer is a visual terminal and comprises visualization of a graph database and display of ICU discrimination results. A problem that the neurosurgery patient needs to spend too many medical resources after operation is solved, so that the medical process is simplified, the postoperative risk of the patient is reduced, and time is saved.

The invention provides a medical suturing instrument which comprises a nail abutting base and a suture nail. The suture nail comprises a suture nail beam and a single nail leg, wherein the first end of the single nail leg is connected with the first end of the suture nail beam; when the suture nail is in a closed state, the single nail leg is bent, and the second end of the single nail leg makes contact with or is adjacent to or intersects with the second end of the suture nail beam; when the suture nail is in a non-closed state, the second end of the single nail leg is separated from the second end of the suture nail beam. According to the medical suturing instrument, the suture nail which is easier to form, makes the success rate of an operation higher and occupies a small instrument space is adopted, and the defects that in the prior art, since a double-leg suture nail is adopted, forming is difficult, the suturing rate in the operation is relatively low, and a large instrument space is occupied are overcome.