20results about How to "Avoid necrosis" patented technology

The present invention relates to the technical field of medical devices, and in particular to a device for skin expansion, comprising a first expander, a liquid storage bottle, an infusion line and a pressure detection assembly; the first expander is suitable for implantation on the lower surface of human skin. The liquid storage bottle is used to store expansion fluid. One end of the infusion line is connected to the liquid storage bottle, and the other end is connected to the interior of the first expander. The pressure detection assembly can be connected to the interior of the first expander to detect the pressure inside the first expander. Each time the expansion fluid is added to the first expander, the pressure inside the first expander is detected by the pressure detection assembly, which is conducive to maintaining a moderate pressure in the first expander, avoiding muscle necrosis caused by compression of the first expander, shortening the period of obtaining "extra" skin, and not introducing bacteria or other impurities into the expansion fluid, reducing surgical risks.

The utility model relates to a drainage apparatus for an ophthalmologic operation. The drainage apparatus comprises a counterweight body, the hook assembly comprises a hook and a connecting rod, the hook is arranged on one side of the thin head end and used for being hooked at the canthus, and the connecting rod is connected with the hook and connected to the thin head end; the clothes hanger further comprises a flushing and sucking assembly and a plurality of liquid outlet holes, the flushing and sucking assembly comprises a hollow pipe set and an adapter pipe, the hollow pipe set is formed on the connecting rod and deviates from the hook, the adapter pipe is connected with the end of the hollow pipe set, and the liquid outlet holes are formed in the end, located at the hook, of the hollow pipe set. Or when the hook is hollow, the hollow pipe group is communicated with the hook, and the plurality of liquid outlet holes are formed in the hook. Flushing fluid can be input into the eyes or hydrops in the eyes can be sucked away.

A module component heat dissipation structure comprises an FPC (Flexible Printed Circuit) and a component, the FPC comprises an FPCIC (Flexible Printed Circuit Integrated Circuit) and a copper layer; the copper layer is arranged in the FPCIC; the component is arranged at the central position of the left side of the FPC, the component comprises a high-power-consumption component, and a via hole is formed in the connecting position between the high-power-consumption component and the FPC. According to the module component heat dissipation structure of the utility model, the copper layer arranged in the FPC, the via hole arranged near the high-power-consumption component in the components and the via hole arranged near the reinforcing steel sheet connected with the other side of the FPC correspond to each other, and the copper layer is exposed out of the via holes. Therefore, heat generated after the high-power-consumption component is powered on can be conducted to the other face of the FPC through the via hole to be dissipated, the module component heat dissipation structure can rapidly conduct and dissipate heat near the FPC component, and the purposes of rapidly dissipating heat and preventing the component from being overheated and necrotic are achieved.

The application belongs to the technical field of medicine, and relates to a medicine and instrument combination system for treating bromhidrosis by using a sclerosing agent and a multi-needle injection needle and application thereof. The medicine and instrument combination system is a medicine and instrument composition comprising a sclerosing agent and a disposable sterile injection needle. The sclerosing agent comprises one or more of polidocanol, lauromacrogol, sodium myristyl sulfate and sodium morrhuate. The disposable sterile injection needle is a nine-needle injection needle or a five-needle injection needle. The nine-needle injection needle or the five-needle injection needle has uniformly distributed needle heads and equal lengths of the needle heads. The medicine and instrument combination system can standardize injection of the sclerosing agent in the process of treating bromhidrosis, accurately control the dosage, control the curative effect, reduce adverse reactions and improve safety.

The pediatric sedation enema bag comprises a flexible enema tube, a water balloon fixedly arranged on the enema tube in a sleeving mode, a medicine injection opening and a water injection opening, the medicine injection opening and the water injection opening are formed in the near end of the enema tube, the water injection opening is communicated with the water balloon, the medicine injection opening is communicated with the enema tube, and scale marks are arranged on the outer surface of the enema tube; according to the enema bag, the water balloon is arranged, and the compressible amount of the water balloon is small, so that the intestinal tract can be effectively blocked, and the effects of preventing defecation and medicine discharge are achieved; meanwhile, due to the columnar design, the water balloon can be prevented from generating large compression force on the local intestinal wall, and enema liquid can be effectively prevented from flowing back on the premise that the intestinal wall is prevented from being pressed and necrotic.

The utility model discloses a multifunctional post-breast-operation elastic bandage which comprises a base body part and a bandage body part. A cup through hole is formed in the center of the cup part in a penetrating manner, and the peripheral side of the cup part is connected with the base body part through a bidirectional zipper; the strap parts are made of elastic materials, the width of the strap parts is smaller than that of the cup parts, the strap parts are connected to the two sides of the base body part through fixed ends, and the movable ends of the strap parts are detachably connected together; the number of the inflatable air bags is two, the inflatable air bags are annular, a hole in the middle of the annular shape is matched with the position and the size of the cup through hole, the outer size of the annular shape is matched with the size of the cup part, and the inflatable air bags are fixed on the inner side of the cup part through hook-and-loop fasteners. The position of the nipple is reserved, the phenomenon of nipple necrosis caused by blood supply disorder due to the fact that the bandage compresses the nipple areola can be avoided, the inflatable air bag is designed to pressurize the breast portion in a targeted mode, the compression hemostasis effect or the effusion discharge promoting effect is improved, and rapid postoperative rehabilitation is promoted.

The present invention discloses an intelligently controlled skin stretch closure device, which is characterized by using a stretching unit composed of a central stretching module A arranged on a connecting plate and stretching modules on both sides, and another stretching unit composed of a central stretching module B arranged on the connecting plate and stretching modules on both sides, and the two stretching units are connected by a T-shaped pull rod to form an "H"-shaped skin stretch closure device. Compared with the prior art, the present invention has the effects of no secondary trauma, minimized scars, and perfect epidermal healing effect, real-time monitoring of the stretching force, accurate control of the stretching force at a stable and safe level, achieving the best effect of stretching closure and reducing the occurrence of complications such as skin necrosis, effectively preventing the rigid stretching force from being too large or too loose, affecting the stretching effect, being able to adapt to different curved wound surfaces during installation, having good adhesion and protection, and a simple structure, and having broad application prospects in medical suture.

The utility model provides an elastic drag hook suspension system. The elastic drag hook suspension system comprises a mounting base, an L-shaped supporting rod is fixedly mounted at the top of the mounting base, a threaded sleeve is fixedly mounted on the L-shaped supporting rod, a lifting screw is mounted in the threaded sleeve in a threaded mode, and the two ends of the lifting screw extend out of the threaded sleeve. A pull rope and a spring are detachably installed at the bottom end of the lifting screw rod, the pull rope is located in the spring, a U-shaped pull hook is detachably installed at the bottom end of the pull rope, and the bottom end of the spring is detachably connected with the U-shaped pull hook. The elastic drag hook suspension system has the advantages of being convenient to use, capable of effectively reducing secondary injuries, capable of effectively preventing tissue from slipping off from the drag hook and capable of sucking away smoke generated in an operation.

The utility model discloses a household intelligent spraying device which comprises at least one water storage device, a water pump is arranged in the water storage device, and a water outlet of the water pump is connected with a main water outlet pipe; each spraying assembly comprises a spraying pipe and a humidity sensor, each humidity sensor is inserted into soil of one flowerpot, a spraying head of each spraying pipe is close to one flowerpot, a water inlet of each spraying pipe is communicated with the main water outlet pipe through a water drainage pipe, and a first electromagnetic valve is arranged at each spraying head; the telescopic canopy is arranged above the flowerpot, and a motor is arranged on the telescopic canopy; the at least one temperature sensor is arranged on the telescopic canopy; the rainfall sensor is arranged on the outer surface of the telescopic canopy; and the controller is connected with the humidity sensor, the first electromagnetic valve, the water pump, the temperature sensor, the rainfall sensor and the motor. The household intelligent spraying device not only can automatically spray flowers, but also can automatically block sun and rain.

The utility model belongs to the technical field of medical instruments, and discloses a thighbone threaded hole supporting intramedullary nail which comprises a main nail, a cable-stayed force nail, a transverse tension nail and a reinforcing nail, the main nail is provided with a plurality of grooves, a first through hole, a second through hole and a third through hole, first threaded grooves are formed in the first through hole and the second through hole, the cable-stayed force nail is provided with a fourth through hole, and the transverse tension nail is provided with a third through hole. A second threaded groove is formed in the fourth through hole, the oblique tension nail penetrates through the first through hole to form a preset angle with the main nail, the transverse tension nail and the reinforcing nail are both provided with threads, the transverse tension nail sequentially penetrates through the second through hole and the fourth through hole and is in threaded connection with the first threaded groove and the second threaded groove, and the reinforcing nail penetrates through the third through hole and is in threaded connection with the first threaded groove. The transverse tension nails are meshed with the reinforcing nails through threads; the femoral intramedullary nail solves the problem that a transverse tension screw in an existing femoral intramedullary nail is prone to retreating, and is suitable for femoral intertrochanteric fracture.

The utility model relates to the technical field of medical equipment, in particular to a wearable elastic pressure bandage which comprises a first breathable soft cushion, first elastic belts are fixedly connected to the two sides of the first breathable soft cushion, a connecting cushion is fixedly connected to one end of each first elastic belt, and a communicating hole is formed in each connecting cushion. According to the medicine applying device, the medicine applying mechanism is arranged at the position, corresponding to the communicating hole, of the connecting pad, the first hook face of the hook-and-loop fastener is adhered to the second hook face of the hook-and-loop fastener, and therefore the medicine applying mechanism can be fixed conveniently, and the medicine applying mechanism can be extruded and attached to the wound of a patient after the underarm bromhidrosis operation; the fixed wearable elastic pressure bandage is not prone to falling off, and the wearable elastic pressure bandage can be suitable for different patients by controlling the adhesion position of the first hook-and-loop fastener loop face on the second hook-and-loop fastener hook face and utilizing the first elastic band and the second elastic band to be used in cooperation. And the size of the wound pressure after the bromhidrosis armpit operation of the patient is convenient to control.

The invention relates to the field of medical nursing equipment, in particular to a tumor chemotherapy nursing method and device.According to the method, in the chemotherapy drug infusion process, limbs of a patient are pressurized or cooled to increase flowing of blood of the limbs towards the center end; the equipment comprises a monitoring system, an execution liquid air bag, an air pressure control system and a liquid temperature control system. The air pressure control system comprises a pressurization system which is connected with the execution liquid air bag. The liquid temperature control system comprises a liquid accumulation box, a refrigeration unit and a heating unit, and the liquid accumulation box is connected with the execution liquid air bag; the refrigeration unit and the heating unit are arranged in the liquid accumulation box; the monitoring system comprises a monitoring unit and a control unit, and the control unit controls the gas pressure provided by the pressurization system and the liquid temperature provided by the liquid accumulation box according to monitoring parameters of the monitoring unit. The execution liquid air bag can be pressurized or cooled so as to increase flowing of limb blood towards the center end, and therefore accumulation of chemotherapeutic drugs in four-limb nerves is reduced.

The application discloses a rapid hemostasis device for emergency nursing, which comprises a bandage and a compression assembly, the compression assembly comprises a pair of air cushions arranged on the inner side of the bandage, the two air cushions are arranged on the two sides of the bandage respectively, a plurality of air holes are uniformly arranged on the air cushions, one end of the two bandages is connected with a fixed pipe, the two fixed pipes are communicated through a pipeline, the fixed pipe is fixedly arranged on the bandage, a gas guide pipe is connected to the outer side of any fixed pipe, the free end of the gas guide pipe is connected with a pneumatic rod, the tail end of the push rod in the pneumatic rod is connected with a U-shaped rod, the free end of the U-shaped rod is connected with a timing assembly through a locking assembly; the compression assembly arranged in the application can further adjust and tighten the bandage after the bandage is preliminarily tightened, so that the bandage is secondarily tightened under the guidance of a sensor, and the tightening precision of the bandage is improved to avoid poor hemostasis effect.

The utility model relates to a skin incision protection strip, and belongs to the technical field of medical instruments. The connecting piece comprises a U-shaped strip made of elastic flexible materials, the U-shaped strip is provided with a pair of straight section parts and an arc section part, the two ends of the arc section part are integrally formed and connected with the ends of the straight section parts respectively, and the size between the free ends of the two straight section parts is larger than the size between the connecting ends of the two straight section parts. The U-shaped strip is provided with a U-shaped groove formed along the U-shaped contour path of the U-shaped strip, and an opening of the U-shaped groove is formed towards the peripheral side so as to be used for clamping tissue at the skin incision. According to the utility model, the elastic U-shaped strip and the U-shaped groove are clamped at the tissue at the skin incision in a matching manner, so that the aim of fixing is fulfilled; the device can also effectively isolate a skin incision, avoid the influence of repeatedly rubbing the incision by a rod body of a surgical instrument in an operation process, and relieve skin dryness and tissue dehydration injury; in general, the device is easy to operate and convenient to use, skin incision tissue can be effectively protected, and incision healing is facilitated.

The invention discloses an automatic inflation tourniquet, and relates to the technical field of medical supplies. The device comprises an automatic inflator pump, wherein a valve is arranged at the far end of an inflation tube of the automatic inflator pump; a connecting pipeline of the air bag cuff is detachably connected with the valve, and a hemostatic clip and a timing device are arranged on the connecting pipeline. In the first-aid process, the air bag cuff is inflated through the automatic inflation pump, the automatic inflation pump displays and provides accurate air pressure data, and the situation that bleeding cannot be stopped due to too small pressure or limb necrosis is caused due to too large pressure can be avoided; the automatic inflator pump can be taken down conveniently, hemostasis operation is conducted on multiple patients, operation is easy, use is convenient, the multiple patients can be rescued rapidly, the working efficiency of medical workers is improved, and the golden first-aid time is mastered; the device is small in size, light in weight and convenient for first-aid personnel to carry, and can be quickly inflated for hemostasis; the hemostatic clip is convenient to adjust gas flow, the automatic inflator pump is convenient to take down, load of the patient is reduced, and comfort of the patient is guaranteed.

The invention relates to a hip joint assembly type postoperative fixing bandage. The hip joint assembly type postoperative fixing bandage comprises a bandage body, a pressurizing pad assembly, a protection pad, a support, a pressure sensor and a fixing strip arranged on the bandage body. The bandage body comprises a first bandage and a second bandage, and the outer side of the second bandage is made of waterproof materials so as to prevent excrement and urine from being polluted. A snap fastener is arranged on the fixing strip and connected with a snap fastener base on the first bandage in a matched mode. The protection pad is arranged in the protruding structure on the first bandage and used for preventing skin necrosis after pressure bandaging. The support is used for pressurizing and fixing the hip joint, and the pressure sensor is arranged in the interlayer of the first bandage. Compared with the prior art, the fixing strip, the snap fastener base and the snap fastener are connected in a matched mode, so that the hip joint fixing device can be more suitable for wounds of hip joints and is more flexible. The pressurizing pad can achieve the purposes of diminishing swelling, promoting wound healing and reducing recessive bleeding.

The invention belongs to the technical field of plant biology, and discloses a culture medium for tissue culture of ampelopsis japonica, the culture medium is a one-step seedling culture medium, and the culture medium is composed of inorganic salt, an organic supplement, a growth regulator and a plant substrate; the method is specially used for efficient tissue culture of the ampelopsis japonica, the tissue culture efficiency of the ampelopsis japonica is improved, meanwhile, the operation process of plant culture is simplified, the growth time in the seedling stage is remarkably shortened, the ampelopsis japonica tissue is effectively prevented from being infected by microorganisms, and necrosis of the ampelopsis japonica tissue is effectively prevented.

The invention discloses a multifunctional adjustable bracket, which solves the inflexibility of the previous external fixing bracket and the problem of elastic pressurization according to the principle of maintaining the tension of the external bracket by adjusting the length of the bracket, improves the fracture healing rate and reduces the complications caused by long-term bed rest; the technical scheme adopted is: a connecting plate is fixedly arranged at the end of the rod body, an arc-shaped through hole is arranged on the connecting plate, at least two columnar adjustment blocks are arranged in the arc-shaped through hole, the columnar adjustment block is convex and penetrates the arc-shaped through hole, the columnar adjustment block can slide back and forth along the arc-shaped through hole, and can also rotate freely around its own central axis, a fastener is arranged at the thinner end of the columnar adjustment block, and a pinhole is arranged at the other end of the columnar adjustment block, the pinhole penetrates the columnar adjustment block, and the pinhole is used for inserting a first fixing pin; the sliding needle holder is a convex structure, and the other end of the sliding needle holder is sequentially covered with a lower clamping plate and an upper clamping plate, and the upper clamping plate fixes the second fixing pin to the lower clamping plate by a bolt.

A preparation method of Huang He oral liquid for invigorating qi and nourishing blood belongs to the technical field of medicines and health products. The method comprises preparing a decoction extract of traditional Chinese medicine, preparing a fermentation hydrolyzate using traditional Chinese medicine filter residue, barley flour, barley bran powder and roasted highland barley bran powder, and adding bovine liver protein peptide, sheep liver phosphorylated peptide, fruit flavor, sweetener and sodium alginate to prepare Huang He oral liquid. The method of the present invention adds fermentation hydrolyzate of traditional Chinese medicine residue and barley flour, barley bran powder and roasted highland barley bran powder to the decoction extract of traditional Chinese medicine, and adds bovine liver protein peptide and sheep liver phosphorylated peptide components for use in combination. The peptide components and the fermentation hydrolyzate of traditional Chinese medicine can play a therapeutic effect in the short term, enhance the effect of invigorating blood and invigorating qi, resist fatigue and weakness, and quickly relieve symptoms such as mental fatigue and insomnia; the decoction extract of traditional Chinese medicine plays a better therapeutic effect in the medium and long term, and the use of each other can greatly improve the efficacy and shorten the course of treatment, and the conditioning effect is good, and there is no dependence and recurrence.