216results about How to "Reduce secondary damage" patented technology

The present invention relates to the technical field of building walls, and discloses a pressure relief explosion-proof wall structure, including an embedded box embedded in the wall, an outer sealing plate is rotatably provided on the left side plate of the embedded box, and a slide plate is slidably provided on the right side plate, an inner sealing plate corresponding to the outer sealing plate is rotatably provided on the slide plate, and a connecting rod is rotatably connected between the outer sealing plate and the inner sealing plate; an extension plate is integrally provided at the end of the slide plate, and a limit plate is elastically slidably inserted on the embedded box. The present invention can achieve a pressure relief effect to reduce the probability of damage to the wall and the effect of personal injury, and can also keep the outer sealing plate and the inner sealing plate in an open state when there is no explosion risk and ventilation is required, so as to achieve indoor ventilation and play the role of a ventilation window, thereby eliminating the setting of the ventilation window in the prior art, reducing the number of reserved installation openings in the wall, and enhancing the strength of the wall.

The invention discloses a transfer device for orthopedic nursing and a using method thereof, and relates to the technical field of medical treatment. The bed comprises a bed board, the side face of the bed board is rotationally connected with a bed board A, and a pillow is arranged at the top of the bed board A. According to the invention, the force for rotating the handle to drive the rotating handle to rotate is matched with components such as a fixed frame, a fixed rod and a positioning plate in the adjusting device, so that the fixed frame is driven to rotate through the rotation of the rotating rod, and the fixed rod is driven to rotate upwards through the rotation of the fixed frame; the fixing rod rotates upwards to drive the bed board A to move upwards, the effect of lubricating the junction of the supporting frame and the rotating rod while the height of the bed board A is adjusted is achieved, the height of the bed board A can be rapidly adjusted, the requirements of different patients are met, operation of nursing personnel is facilitated, lubricating oil can effectively enter key parts, and the nursing efficiency is improved. Subsequent maintenance is facilitated, and the frequency and difficulty of manual maintenance are reduced.

The invention relates to the field of medical instruments, in particular to an implanting system and method for an anchor with a thread. The device comprises an anchor, a push rod, a handle, a screwing rod and a suture. The rivet body is of a tubular structure, a connecting part is arranged at the tail of the rivet body, and a deformation part is arranged at the front end of the rivet body; the tail of the nail head is provided with a transmission part, and the outer wall is provided with an expansion part. A guide hole is formed in the middle of the push rod, and an inserting part is arranged at the front end; the handle is slidably connected to the push rod and can apply knocking force to the push rod through inertia. The screwing rod is slidably connected in the guide hole, and the front end is provided with a meshing part. One end of the suture is connected to the nail head, and the other end penetrates through the anchor and the pipe cavity of the screwing rod. Through the unique structural design, effective fixation of the anchor is achieved, the operation efficiency and safety are improved, meanwhile, the operation process is simplified, and clinical application is facilitated.

The utility model belongs to the technical field of medical rescue equipment, and particularly relates to a plateau pressurizing medical emergency ambulance which comprises a chassis, an equipment cabin, a pressurizing cabin, a pressurizing module, an oxygen supply module, a medical emergency module and a function guarantee module. The equipment compartment is arranged on the rear side of a cab of the ambulance; the pressurizing cabin is located on the rear side of the equipment cabin and comprises a shell, a heat preservation layer and a damp-proof layer. The pressurizing module comprises a pressurizing host and a gas storage tank; the pressurizing module is used for generating and storing compressed air and conveying the compressed air into the pressurizing cabin. The oxygen supply module comprises an oxygen generator and an oxygen supply terminal; and the oxygen generator is arranged in the pressurizing cabin and is connected with the oxygen supply terminal through a pipeline. And the medical first-aid module is accommodated in the pressurizing cabin. And the function guarantee modules are respectively arranged in the pressurization cabin and the equipment cabin and are used for providing power application, environment control, communication and environment illumination guarantee. The utility model aims to solve the problems of poor cross-country ability, poor comfort and single guarantee function of the existing guarantee equipment.

The utility model relates to the technical field of medical instruments, in particular to a visual external ventricular puncture device and drainage device.The puncture device comprises a puncture part, a drainage part and a holding part which are sequentially arranged, an inner drainage cavity and a puncture cavity are formed in the drainage part, an outer drainage cavity is formed in the holding part, the outer drainage cavity is communicated with the inner drainage cavity, and the outer drainage cavity is communicated with the puncture cavity. The puncture part is installed in the puncture cavity, the end, away from the holding part, of the puncture part protrudes out of the end, away from the holding part, of the drainage part, the end, protruding out of the drainage part, of the puncture part is of a transparent tip structure, a micro camera is installed in the tip structure, the puncture device further comprises a display screen, and the micro camera is in communication connection with the display screen; a plurality of drainage holes are formed in the side wall, close to the puncture part end, of the drainage part and communicate with the inner drainage cavity; the puncture part is made of elastomer materials, and the drainage part is made of soft materials. Visualization can be achieved in the puncture process, and the blind puncture phenomenon is avoided; and accurate positioning can be achieved, and the drainage effect is improved.

The invention discloses hydrogel based on a self-adaptive biological catalysis system, a preparation method and application of the hydrogel as a diabetes wound dressing, and the preparation method of the hydrogel comprises the following steps: weighing oxidized sodium alginate, adding the oxidized sodium alginate into ultrapure water for dissolving, adding gelatin, glucose oxidase and catalase, uniformly stirring to obtain a gel solution, and carrying out freeze drying on the gel solution to obtain the hydrogel. And heating, preserving heat and standing until the gel is formed. Oxidized sodium alginate (OSA) and gelatin (GEL) are coupled to generate pH-sensitive Schiff base bond crosslinking, glucose oxidase (GOx) and catalase (CAT) are loaded in the pH-sensitive Schiff base bond crosslinking, and dynamic gel capable of interacting with the environment is prepared; the hydrogel can interact with the micro-environment (pH, glucose and the like) of the chronic wound surface of the diabetes mellitus, and can be used as a micro-environment adaptive and adjustable dressing for treating the wound surface of the diabetes mellitus.

The invention discloses a bedridden patient ankle pump movement self-training device, and relates to the technical field of rehabilitation treatment, the bedridden patient ankle pump movement self-training device comprises a base, a first motor and a guide rod are arranged in the base, the output end of the first motor is connected with a first lead screw through a first speed reducer, and a guide frame is connected between the first lead screw and the guide rod; a second motor is mounted at the top of the guide frame. Through the arrangement of the first lead screw, the guide frame, the second lead screw, the push plate, the ball sleeve, the ball cup and the ball rod, the first lead screw drives the guide frame to move left and right so as to enable the push plate to move left and right, the second lead screw can drive the push plate to move front and back, and the push plate pushes the ball rod through the ball sleeve after moving so as to enable the ball rod to rotate in the ball cup. Therefore, the ball head rod drives the placing frame to incline, and the ankle joint can be adjusted at any angle and in any direction within the angle of plus or minus 60 degrees. The flexibility is very excellent, the phenomenon that the training effect is poor due to the fact that the direction is single is effectively avoided, and a patient can conveniently train when lying in bed.

The invention belongs to the technical field of machining equipment, and relates to vehicle element inner surface mechanical grinding equipment which comprises a workbench, an air suction assembly, a transmission rod, a plurality of grinding blocks, a scraping plate, a plurality of first air holes, a first connecting pipe, a piston, a gas one-way flowing assembly and a rotating assembly. And the transmission assembly is connected with the transmission rod and the piston and used for driving the piston to do horizontal reciprocating motion through rotation of the transmission rod, so that the multiple first air holes can intermittently spray air, and the inner surface of the automobile oil cylinder is impacted through air flow to generate an oscillation effect on chippings. According to the device, the piston can be driven to horizontally reciprocate in the rotating process of the scraping plate, so that a plurality of first air holes can intermittently spray air, the inner surface of the automobile oil cylinder is impacted by air flow to generate an oscillation effect on chippings, the chippings remaining on the inner surface of the automobile oil cylinder are blown up, the chippings on the inner surface of the automobile oil cylinder are cleaned more thoroughly, and the service life of the automobile oil cylinder is prolonged. And secondary damage to the inner surface of the automobile oil cylinder caused by residual chippings is reduced.

The invention belongs to the technical field of power transmission tower cutting and falling, and particularly discloses a cutting control method and system for a robot, and the method comprises the following steps: 1, determining an iron tower supporting leg cutting path according to robot positioning navigation; 2, attitude data are collected, a compensation rotation matrix is established, and a radar at the tail end of the mechanical arm is adjusted to be parallel to the ground; 3, roughly sweeping and positioning the position of the iron tower supporting leg, and calculating to obtain the reachable range of the tail end of the mechanical arm parallel to the ground all the time; step 4, carrying out fine scanning through a line contour scanner to obtain point location information of a cutting path on the iron tower supporting leg; and fifthly, inverse kinematics solution is conducted on the mechanical arm based on the point position information, and the cutting gun is moved to start cutting operation. The system comprises a cutting path navigation module, a posture data acquisition module, a mechanical arm control module, a point cloud data acquisition module, a cutting path point location information acquisition module and a robot control module. According to the invention, potential safety hazards in the operation process can be reduced while the cutting and dismantling operation efficiency can be improved.

The utility model is suitable for the technical field of medical instruments, and provides a traction device for orthopedic nursing, which comprises a bottom plate, the supporting frame is fixedly mounted on the bottom plate; the bearing cloth is arranged on the supporting frame and used for placing legs of a patient; the two vertical plates are both fixedly installed on the supporting frame, and the two vertical plates and the bearing cloth are correspondingly arranged; the two sliding grooves are formed in the two vertical plates respectively; the two screw rods are rotationally mounted in the two sliding grooves respectively; and the pulley is arranged between the two vertical plates. The traction device for orthopedic nursing is suitable for bone traction and skin traction, the legs of a patient can be supported, the leg contact face is kept ventilated, the comfort of the patient is improved, the connection point of the traction device and the pulley is adjusted more easily and conveniently, and the working efficiency of medical staff is improved.

The invention provides treatment equipment based on electrical stimulation and mild hypothermia. The treatment equipment can be applied to the technical field of medical equipment. The treatment equipment comprises a wearable module which comprises a plurality of stimulation electrodes used for performing electrical stimulation on a preset area of the head; the plurality of temperature sensors are used for collecting the area temperature of a preset area of the head; the cooling water pipeline is used for conducting heat dissipation on the preset area of the head based on circulating cooling water flowing through the cooling water pipeline; the plurality of stimulating electrodes are arranged on the first side of the waterproof layer, and the cooling water pipeline is arranged on the second side of the waterproof layer; the electric excitation control module is electrically connected with the plurality of stimulating electrodes respectively, and the electric excitation control module is used for adjusting the electric stimulation intensity of the plurality of stimulating electrodes; and the heat exchange module is connected between the water inlet and the water outlet of the cooling water pipeline, is electrically connected with the plurality of temperature sensors at the same time, and is used for adjusting the temperature and the flow velocity of the circulating cooling water according to the regional temperature.

The invention belongs to the technical field of surgical instruments, and particularly provides a foreign matter removing device for a human body and a using method thereof.The foreign matter removing device for the human body comprises a hose and a plurality of buckling assemblies; an insertion hole is formed in the buckling assembly; the multiple buckling assemblies are connected in a linear mode, and every two adjacent buckling assemblies are rotationally connected. The multiple buckling assemblies are attached to the side wall of the fishhook and can rotate according to the radian of the fishhook, then the hose is inserted into the reserved insertion hole, and therefore barbs of the fishhook are covered with the hose, the requirement for removing the fishhooks of different depths is met, meanwhile, due to the fact that the buckling assemblies are attached to the side wall of the fishhook, the fishhook can be conveniently removed, and the fishhook removing efficiency is improved. And the fishhook is pulled out according to the piercing direction of the fishhook, so that secondary damage to the skin is reduced, and the complexity of taking out the fishhook is also greatly reduced.

The invention provides an affinity type medicine applying device for early healing intervention of infant scald, and belongs to the technical field of medical instruments. The medicine applying device comprises a device body and a medicine applying unit. The medicine applying unit comprises a medicine applying pipe and an air outlet pipe which are connected with the device body. A flat medicine outlet nozzle is arranged at the discharging end of the medicine feeding pipe, extends towards the side away from the feeding end of the medicine feeding pipe and inclines downwards. The discharging end of the air outlet pipe is provided with a flat air outlet nozzle matched with the flat medicine outlet nozzle, and the flat air outlet nozzle is located above the flat medicine outlet nozzle and discharges air towards the lower portion of the flat medicine outlet nozzle. According to the medicine applying device, through cooperation of the medicine applying pipe and the air outlet pipe, medicine applying can be conducted in a non-contact mode, medicine applying affinity is achieved, stimulation to the scalded position is reduced, secondary damage to the scalded position can be effectively reduced, and uniform medicine applying is facilitated.

This invention discloses a multi-level redundant protection elevator anti-overshoot and anti-fall composite braking and buffer system, including a guide rail electromagnetic adsorption braking module, a directional airflow damping deceleration module, a robotic arm-type safety airbag buffer module, a working condition detection unit, and an intelligent control and power supply redundancy module. The guide rail electromagnetic adsorption braking module includes excitation coils, insulated fixing brackets, and segmented switch units arranged in sections along the elevator's T-shaped vertical guide rail. The directional airflow damping deceleration module includes directional air supply modules and segmented airflow ducts installed at the top of the elevator shaft and on the vertically segmented side walls of the shaft. The robotic arm-type safety airbag buffer module is embedded in the lower surface of the elevator shaft's top floor slab. The working condition detection unit integrates a car speed sensor, a position encoder, a load acquisition unit, an acceleration monitoring unit, an overshoot / undershoot limit prediction switch, and an airbag trigger distance sensor. This invention integrates a three-level progressive protection structure to achieve flexible protection throughout all working conditions and the entire travel distance.

The utility model discloses a sterilization device for sea-buckthorn primary pulp, which comprises a sterilization heating box, two heat insulation plates are welded in the middle of an inner cavity of the sterilization heating box, the inner cavity of the sterilization heating box is divided into three continuous spaces, namely a heating cavity, a connecting cavity and a sterilization cavity, and a spiral heating pipe is fixedly mounted in the heating cavity; and a spiral sterilization pipe is fixedly mounted in the sterilization cavity. According to the utility model, the temperature of primary pulp is raised to 90 DEG C in a short time through the spiral heating pipe, so that the heating efficiency is improved; microorganisms in the primary pulp are fully killed through the spiral sterilization tube, and heat-sensitive nutritional ingredients are prevented from being damaged by high temperature for a long time; rapid cooling of the primary pulp is achieved through the cooling pipe, and secondary damage to nutrition caused by continuous heat action is reduced; the multiple temperature sensors monitor the temperature in the heating, sterilizing and cooling stages in real time, the feeding speed, the water suction pump power, the heater temperature and the semiconductor refrigeration power are dynamically adjusted in combination with the industrial computer, and whole-process precise temperature control is achieved.

The invention relates to protective dismantling construction equipment for floor decoration blocks, which comprises a three-shaft rack, a power system, a control handle and a cutting blade, the three-shaft rack comprises a main shaft and two auxiliary shafts, spiral drill rods are embedded in the auxiliary shafts, the power system is mounted on the main shaft, the control handle is connected with the power system, and the cutting blade is mounted on the main shaft. And the power system is in transmission connection with the spiral drill rod and the cutting blade. According to the protective dismantling construction equipment and method for the floor decoration block materials, floor tiles, mosaics and other decoration block materials can be quickly and efficiently dismantled, an original mortar bonding layer is directly cut and removed in the dismantling process, original floor tile or mosaic block material bodies are reserved, and the construction in the reserving and later repairing and utilizing process is convenient and fast.

The invention discloses a liquid crystal display circuit board production line AOI optical online detection device, and relates to the technical field of AOI optical online detection devices.The liquid crystal display circuit board production line AOI optical online detection device comprises a main body, a touch screen is fixedly installed on the front surface of the main body, and a conveying device is arranged in the main body; a detector is fixedly mounted at the upper end in the main body, a collecting groove is formed in the front side of the main body, the storage box is slidably mounted in the collecting groove, a pushing device is further arranged in the main body, and a retractable door is driven to move when a first electric push rod and a second electric push rod are started; and the next circuit board is prevented from entering the main body, so that the influence on the circuit board to be detected behind is avoided, the circuit board behind is not fully detected, and unqualified circuit boards are possibly mixed in qualified circuit boards under the condition that the circuit boards are not fully detected, so that the qualified rate of products during subsequent detection is reduced.

The invention relates to the technical field of the building industry, and discloses a fabricated steel structure and an installation method, the fabricated steel structure comprises frame columns and frame beams, and the frame columns and the frame beams are connected in a matched mode; the modular node units are detachably connected with the frame columns and the frame beams respectively; the modularized joint unit comprises a first connecting plate and a second connecting plate, the sides, deviating from each other, of the first connecting plate and the second connecting plate are suitable for being connected with one ends of the adjacent frame columns correspondingly, and a box type steel column section is arranged between the first connecting plate and the second connecting plate; the two ends of the box type steel column section are connected with the first connecting plate and the second connecting plate correspondingly. The modularized joint units are further provided with I-shaped steel beam ends, and the two I-shaped steel beam ends are connected with the two ends of the box type steel column section respectively in the extending direction of the frame beam.

The invention discloses a burn wound eschar abrading device for surgical debridement, which relates to the technical field of eschar abrading devices and comprises a shell, an arc eschar abrading surface fixed at the bottom of the shell, a motor arranged at the top of the shell and a partition plate fixedly connected in the shell. The scab abrading tool bit is exposed out of the scab abrading face and can adjust the contraction angle of the tool bit in a self-adaptive mode, the oil pressure control assembly contracts the scab abrading tool bit in a self-adaptive mode based on the radian of the wound scab, the scab abrading driving structure starts and stops rotation of the scab abrading tool bit through the oil pressure control assembly, and the dust collection assembly is fixed to the center of the bottom of the partition plate. The eschar abrading tool bits are distributed in the circular array and rotate oppositely in pairs, the rotating directions of the opposite eschar abrading tool bits are opposite, the eschar abrading tool bits counteract and reduce shaking of the skin and the wound eschar in the friction direction of the eschar abrading tool bits, continuous tearing between the wound eschar and skin tissue is effectively avoided, and the healing effect of the skin is improved. And the discomfort of the patient and the risk of secondary injury of the wound surface caused by tearing the connection between the wound surface scab and the tissue due to high-speed shaking are reduced.

This application discloses a method, apparatus, equipment, vehicle, and medium for under-vehicle rescue. The method includes: acquiring images of the underside of the vehicle, images of the surrounding area, real-time vehicle speed, and vehicle posture data; determining, based on the under-vehicle images, whether a foreign object exists under the vehicle and the target location of the foreign object; in response to the determination that a foreign object exists, identifying the type of foreign object based on the under-vehicle images, real-time vehicle speed, and vehicle posture data; and determining a rescue strategy for lifting at least one independent suspension of the vehicle based on the type of foreign object, the target location, and the surrounding images. The technical solution of this application avoids blind operation by rescue personnel, significantly shortens rescue preparation time, and improves rescue efficiency. It enhances the adaptability and flexibility of the vehicle in complex rescue environments, improving the success rate and safety of rescue operations.

The invention provides a CT image registration method and system for real-time projection, and belongs to the field of image processing, and the method comprises the steps: adjusting the position of a CT image of a target under a projection coordinate system according to the real-time position change amount of the target and the conversion relation between the projection coordinate system and a CT coordinate system, so as to enable the projection image of the CT image to move along with the target, cT image real-time projection is realized; the method for obtaining the conversion relation between the projection coordinate system and the CT coordinate system comprises the steps that the relative positions of the projection system, the projection screen and the shooting system are set, and the conversion relation between the projection coordinate system and an image coordinate system is obtained; and converting the reference object image under the image coordinate system into a reference object image under the projection coordinate system, and matching the reference object image with the CT image of the reference object to obtain a conversion relation between the projection coordinate system and the CT coordinate system. The position of each structure in the target can be determined in real time through the CT image.

The utility model belongs to the technical field of wounded transferring facilities, and particularly relates to a multifunctional portable adjustable external chest fixing device for an individual soldier, which comprises a back protector and a front chest protector which have the same structure, and the back protector and the front chest protector which are positioned on the same side are detachably connected through a pre-tightening connecting piece. The back protector is tightly attached to the back of the wounded person through the pre-tightening connecting piece; the chest protector is tightly attached to the chest of the wounded person; by tightening the pre-tightening connecting piece, the back protector and the chest protector are used for tightly protecting the chest and the back of the wounded. The chest protection device is favorable for protecting the chest of the wounded person, avoids factors such as bumping and collision possibly occurring in the transferring process and avoids the situation that the wounded person is subjected to secondary injury in the transferring process, and aims at relieving the pain of a patient, reducing the secondary injury and protecting the wounded person.

The invention belongs to the technical field of gastroscope sharp foreign body taking-out devices, and particularly discloses a multi-form adjustable gastroscope sharp foreign body taking-out auxiliary device which comprises a gastroscope head tube, one end of the gastroscope head tube is sleeved with a transparent tube cap, and folding rubber bags are evenly and fixedly installed on the outer surface of an auxiliary connecting end. According to the multi-form adjusting sharp foreign matter taking-out auxiliary device for the gastroscope, after the gastroscope lens tube is fed into the body of a patient and a sharp foreign matter is clamped, endoscope foreign matter forceps can be pulled to enable the sharp foreign matter to be close to the auxiliary connecting end, then air can be injected into the folding rubber bag through the ventilation channel, and the sharp foreign matter can be taken out through the ventilation channel. The folding rubber bag can be gradually expanded and expanded through air injection so as to shield the clamped sharp foreign matter, the sharp foreign matter cannot scratch the interior of the digestive tract of a patient in the taking-out process, secondary damage caused by the sharp foreign matter is reduced, and the comfort degree of the patient after the foreign matter is taken out is improved.

The present invention provides a bed. The bed surface of the bed is composed of a first couch part, a third couch part and a fourth couch part that can be raised and lowered, and a fixed second couch part. Each couch part is equipped with a plurality of rollers. The first couch part, the third couch part and the fourth couch part are movable couch parts. The rotating shaft of the roller at the root of the movable couch part is inserted into the preset hole of the bed frame, and the movable couch part can be rotated and raised around the rotating shaft. A reversing roller is arranged near the lower part of the rotating shaft. The conveyor belt detours through the reversing roller under the lower part of the third couch part and the fourth couch part. Each time after bypassing the top roller of the couch part, it returns to the root of the couch part along the other side of the couch part, bypasses the reversing roller there, and then turns around to move forward to the destination. In this way, it can ensure that each frame can be raised and lowered freely, realize the adjustment of the patient's posture, and can smoothly convey the patient when all the frames are flat. The conveyor belt in the bed drags the mattress and the patient together by friction, and the mattress and the conveyor belt are gradually separated from the elastic belt at the end of the bed.

The utility model belongs to the technical field of power supply security, and particularly relates to a security DC-DC power supply capable of spontaneous combustion early warning, which comprises a power supply box body. A high-temperature sensor is mounted in the middle of the power supply box body; the top of the power supply box body is fixedly connected with a vertical plate; two groups of limiting pieces are fixedly connected to the inner wall of the vertical plate; the inner wall of the vertical plate is fixedly connected with a pull rope, and the pull rope is arranged in the middle of the two limiting pieces in a sliding mode. The end part of the pull rope is fixedly connected with a cutter; the top of the cutter is fixedly connected with two sets of sliding rods, and the sliding rods are arranged in the middle of the vertical plate in a sliding mode. The cutting knife is arranged in a matched manner, so that a circuit at the end part of the power supply box body can be cut off, and the problems that fire spreading is difficult to cause that a worker is difficult to arrive at the site at the first time, so that an electric wire or a connecting circuit rapidly spreads to other parts or adjacent equipment, and other equipment is damaged are solved; and the cutter can move horizontally, so that the precision of cutting off the circuit is improved.

The utility model relates to the field of wind power cabin robots, in particular to a wind turbine generator fault detection robot which comprises a sliding rail, anti-falling assemblies are arranged on the two sides of the sliding rail, each anti-falling assembly comprises a first sliding groove, the first sliding grooves are formed in the two sides of the sliding rail, a first sliding block is movably connected into each first sliding groove, and a second sliding block is arranged in each first sliding groove. And one side of the first sliding block is fixedly connected with a connecting block, one side of the connecting block is fixedly connected with a safety rope, one end of the safety rope is fixedly connected with a safety buckle, and one side of the safety buckle is movably connected with a connecting ring. According to the robot for fault detection of the wind turbine generator, through cooperation of the sliding block, the safety rope and the connecting ring, when the fault detector performs sliding detection, the safety rope provides additional physical connection for the robot, and when the robot loses control or stops working due to certain reasons, the safety rope can prevent the robot from falling off or sliding out of the guide rail, so that the fault detection efficiency is improved. Secondary injury caused by falling is reduced, and injury to personnel or equipment is avoided.

The utility model relates to the technical field of medical instruments, in particular to a finger top type band-aid which comprises an elastic wearing ring and a binding assembly, the binding assembly comprises a fingerstall, an easily-opened fingertip cloth, a dressing part, a wearing tightness adjusting part and a bottom fixing part, a finger part penetrates through the elastic wearing ring to be worn in the fingerstall, so that a wound is in contact with the dressing part in the fingerstall, and the dressing part is fixed to the bottom fixing part. A fingernail penetrates through the easy-to-open fingertip cloth, then the wearing tightness adjusting part is operated according to the size of a finger part to adjust the tightness of the fingerstall, so that the dressing part is tightly attached to a wound, then the bottom fixing part is operated to be wound and adhered to the skin of the surface of the finger part, and wearing of the whole band-aid is completed. The band-aid adopts a strip-shaped structure, so that the problem that the subsequent recovery effect of a wound is reduced due to the fact that a dressing surface cannot effectively cover the wound of the fingertip because the fingertip of a finger or the fingertip of a toe cannot be tightly wrapped after being injured is solved.

The invention relates to the technical field of medical equipment, in particular to an anti-loosening head fixing device which comprises a medical bed, a head placing plate used for placing a head is fixedly connected to the side face of the medical bed, and a clamping limiting structure used for clamping the head is arranged on the side, close to the head placing plate, of the medical bed. A massage structure used for massaging the back of a patient is arranged at the top of the clamping and limiting structure, a liquid spraying structure used for lubricating the clamping and limiting structure is arranged on the surface of the medical bed, and the clamping and limiting structure is driven to clamp the head of the patient and generate deformation, so that holes formed in the surface of the silica gel block are enlarged, and air permeability is improved. The patient is prone to tension and sweat stains, bacteria can be generated if the silica gel block is not ventilated in time, the silica gel block is made of silica gel, then skin tissue of the patient cannot be damaged, then the massage structure is driven to massage the back of the patient, the attention of the patient can be effectively distracted, and the tension phenomenon of the patient is relieved.

The disposable bed sheet comprises a medical bed sheet body, the medical bed sheet body is of a multi-layer composite structure and comprises a surface layer making contact with the skin of the patient, a middle absorption layer and a bottom supporting layer, the two sides of the bottom supporting layer extend outwards to form side curtains, and hand grab through holes are formed in the side curtains. The side curtains and the gripper through holes are arranged, so that nursing medical staff can carry a patient conveniently, meanwhile, the side curtains are located at the gravity center position of the waist of the patient, the waist of the patient can be wrapped by the side curtains in the carrying process, the patient is flexibly fixed, and secondary injuries caused by carrying displacement of the patient are reduced; the medical bed sheet body is of a multi-layer composite structure, so that the medical bed sheet not only can meet the postoperative cleaning requirement of a patient, but also can transfer the patient.

The present application belongs to the technical field of transfer bed, and relates to a self-balancing transfer bed suitable for slope terrain. The self-balancing transfer bed comprises a bed frame, four moving legs with rectangular distribution are installed on the bed frame, an upper side of the bed frame is provided with a bed plate, the bed plate is slidably connected with a support frame, the support frame is provided with symmetrically distributed first fixing belts, the support frame is provided with symmetrically distributed second fixing belts, the second fixing belts are used for fixing shoulders of a patient, an adjusting assembly is arranged on the bed frame, a second adjusting assembly and symmetrically distributed first adjusting assemblies are arranged on the support frame. The first fixing belts and the second fixing belts are used for simultaneously applying restrictions to thighs and shoulders of the patient in two directions perpendicular to each other, so that the patient remains stable during the process of transferring the patient, the probability of secondary injury to the spine of the patient due to shaking during the process of transferring is reduced, and the safety of the patient is improved.