917results about How to "Cause secondary damage" patented technology

The invention discloses a novel lower extremity exoskeleton rehabilitation training device and a training method; in accordance with problems on efficiently and safely recovering the walking capacity of lower extremities of a patient, enhancing the adaptability of the training device and other problems in a human lower extremity rehabilitation training process, the rehabilitation training device disclosed by the invention can achieve all-directional rehabilitation training with five freedom degrees of motion on the human lower extremities. The rehabilitation device is added with angle, displacement and pressure sensors, and by detecting related motion parameters of the patient, self-adaptive adjustment is achieved; and since lower extremity exoskeleton, width regulating and height regulating mechanisms and an anti-gravity treadmill are subjected to modular design, training intensity and amplitude can be regulated in accordance with the figure of the rehabilitation patient as well as a rehabilitation progress, so that adaptability is enhanced. By integrating the designed lower extremity exoskeleton on the anti-gravity treadmill, the comfort of the patient in the rehabilitation training is enhanced, and meanwhile, the effect of the rehabilitation training is improved as well.

The invention relates to a maintenance-free detection device and a method thereof for the air tightness of a small cell cover, aiming at the problem that the traditional detection device and method are difficult to effectively detect the air leakage of an accumulator cell. The detection device comprises a water tank, the water tank is provided with a liftable device rack which is horizontally provided with a support plate; symmetrical and translational L-shaped stop levers are arranged below both sides of the support plate; the outer ends of the stop levers are provided with core plugs; the support plate is also provided with an inflation device which inflates through a through hole of an electrohydraulic display; and the air inflation device comprises an inflation head. The invention changes the traditional detection method of exposing in the air into the detection device and method of immersing in water, has the advantages of uniform specifications and no deviation and is convenient to routinize the product detection.

The invention provides a foam dressing containing a composite silver-zinc antibacterial material and a preparation method of the foam dressing. The foam dressing containing the composite silver-zinc antibacterial material comprises polyurethane foaming plastic and the composite silver-zinc antibacterial material, wherein the composite silver-zinc antibacterial material is adhered to the inside of the polyurethane foaming plastic, comprises the following raw materials in content: nano silver, nano zinc and a nano inorganic carrier; and the composite silver-zinc antibacterial material contains the following raw materials in percentage by mass: 10%-20% of silver and 20%-40% of zinc. The composite silver-zinc antibacterial material is dispersed into the foam dressing in a manner of foam molding or ultrasonic dipping together with foam. The foam dressing containing the composite silver-zinc antibacterial material is capable of effectively absorbing diffusate of the wound surface, and effectively inhibiting growth and breeding of staphylococcus aureus, pseudomonas aeruginosa and candida albicans.

The invention discloses a medical stretcher suitable for outdoor medical rescue. The medical stretcher comprises two folding round rods arranged in parallel. Each folding round rod is formed by connecting two unit rods. Stretcher cloth and a folding circular transverse rod used for transversely connecting the two folding round rods are arranged between the two folding round rods. The medical stretcher further comprises a locking mechanism used for locking the unfolding state of the folding round rods and at least four support legs used for supporting the stretcher and capable of adjusting self height in telescopic mode. The locking mechanism is hinged between two unit rods of each folding round rod. The support legs are symmetrically hinged on the two folding round rods and are used for supporting under the unfolding state of the folding round rods and adjusting height of the stretcher. The medical stretcher is capable of being folded into smaller size, convenient to carry, capable of maintaining placement stability on uneven outdoor ground, thereby avoiding secondary damage of patients.

The invention relates to a power battery pack and a vehicle. The power battery pack comprises a battery tray and a plurality of battery single bodies arranged on the battery tray, wherein each batterysingle body is provided with a single body explosion-proof valve. The battery tray comprises a tray body, a gas channel is formed in at least one part of the tray body, a plurality of gas inlet holesand at least one exhaust hole are formed in the tray body, and the gas inlet holes and the single body explosion-proof valves are oppositely arranged and are in one-to-one correspondence. Through thetechnical scheme, once the internal air pressure of a certain battery single body is increased, the single body explosion-proof valve on the battery single body is opened, and smoke or gas in the battery single body directly enters the gas channel of the tray body through the gas inlet holes in the tray body, so that the flame, the smoke or the gas cannot enter the battery accommodating space, and the flame, the smoke or the gas is prevented from causing secondary damage to the batteries or influencing other batteries.

The invention belongs to the technical field of rehabilitation medical equipment, and particularly relates to a six-degree-of-freedom upper limb rehabilitation training arm and a robot. The training arm comprises a shoulder joint assembly, an elbow joint assembly, a forearm rotating mechanism and a wrist joint assembly. The shoulder joint assembly comprises an X-direction shoulder joint driving mechanism, a first right-angle adapter frame, a Z-direction shoulder joint driving mechanism, a second right-angle adapter frame and a Y-direction shoulder joint driving mechanism wherein rotating shafts of the X-direction shoulder joint driving mechanism, the Z-direction shoulder joint driving mechanism and the Y-direction shoulder joint driving mechanism are perpendicular to one another, and the Z-direction shoulder joint driving mechanism is located above the X-direction shoulder joint driving mechanism and the Y-direction shoulder joint driving mechanism. The rehabilitation training robot comprises two symmetrically-arranged training arms, a lifting mechanism and a two-arm distance adjusting mechanism arranged at the top end of the lifting mechanism. Parts of the upper limbs and the upper limb rehabilitation training arms do not interfere with each other and are not in contact with each other, so that the training comfort of a patient is improved.

The invention provides a Chinese medicinal composition for removing internal damp-heat and belongs to the field of Chinese medicaments. Raw materials such as wrinkled gianthyssop herb, coix seed, Indian buead, gardenia and citron are combined so that the effects of the medicaments cooperate with one another to act the effects of resolving dampness, excreting dampness and eliminating dampness, promoting the circulation of qi, tonifying spleen and normalizing the functions of the stomach and spleen, clearing away heat, purging intense heat and clearing away dampness and removing damp-heat of liver, gallbladder, spleen and stomach. Clinical tests prove that the Chinese medicinal composition plays a role in removing damp-heat from liver, gallbladder, spleen and large intestine and the damp-heat from a drinker. Since the composition takes wrinkled gianthyssop herb, coix seed, Indian buead, gardenia and citron which are medicinal and edible as the raw materials, the composition has no toxic or side effect, does not cause secondary damage to a human body and is a good health-care product for relieving alcoholism and removing damp-heat.

The invention provides a portable atmosphere glow discharge plasma jet and electrostatic spinning integrated device. The portable atmosphere glow discharge plasma jet and electrostatic spinning integrated device comprises a handheld insulating shell, and further comprises a power device, a high-voltage converting device, a plasma generating device and an electrostatic spinning generating device, all of which are installed in the insulating shell. When accidental trauma happens, a plasma jet device is selected firstly, a steel needle stimulates air to discharge electricity under the action of the high voltage, cold air plasma jet is generated, and the wound surface is disinfected; then, the electrostatic spinning device is selected, a button is pressed with the hand to enable processed AgNO3/PAN electrostatic spinning solutions to generate electrostatic spinning under the action of the high voltage, and the wound surface is covered. The integrated device is simple in structure, small in size, easy to carry, convenient to use with the hand and low in cost. Disinfection and irregular wound surface wrapping can be carried out on the accident trauma at the same time. The expandability of the device is high, for example, the device can serve as a teaching demonstration teaching tool and can be used for carrying out plasma modifying, electrostatic spinning and the like on the surface of an object.

The invention discloses an emergency cardiopulmonary resuscitation apparatus, comprising a bed plate, a presser rod, an elastic balloon, a presser sucker and a controller. Slide rails are arranged ontwo sides of the bed plate; two telescopic support rods are arranged on the bed plate; a slider is arranged at the bottom of each telescopic support rod; the sliders are used with the slide rails; each telescopic support rod is provided with an L-shaped sleeve, and the telescopic support rod is nested in one end of the corresponding L-shaped sleeve; a horizontal rod is nested in the other end of each L-shaped sleeve; a motor box is fixed between the two horizontal rods; a battery and a servo motor are arranged in the motor box; an output shaft of the servo motor is connected with a cam; a roller is arranged below the cam; the presser rod is connected to the bottom of the roller; the presser rod is sleeved with a buffer spring and is connected with the presser sucker through the elastic balloon. The emergency cardiopulmonary resuscitation apparatus is simple in structure, widely applicable, convenient to carry and safe to use, and can save energy for emergency department doctors.

The invention discloses a moving hospital bed. The moving hospital bed comprises a bed plate, a bed frame, a lifter, two positioning assemblies, two fixed guide rails and two movable guide rail assemblies. The bed frame comprises a connecting plate, a base and universal wheels arranged on the base. The lifter is arranged between the base and the connecting plate and used for lifting the connecting plate, each fixed guide rail is fixed to the base through a telescopic assembly, the two fixed guide rails are located at the two ends of the base, the two ends of the bed plate are arranged on the two fixed guide rails through sliding assemblies, the positioning assemblies are used for fixing the bed plate to the fixed guide rails, the two ends of the connecting plate are fixed to the telescopic assemblies, and the movable guide rail assemblies are used for extending the fixed guide rails respectively. The moving hospital bed is convenient to use, and a patient can be easily transferred to a common X-ray examining bed or a common CT scanning bed.

The invention discloses a handheld flexible multi-joint surgical instrument for abdominal cavity minimally invasive surgery, and relates to the technical field of medical equipment for laparoscopic minimally invasive surgery. The handheld flexible multi-joint surgical instrument comprises a tail-end surgical forceps mechanism, a wrist flexible multi-joint combination and a control box. The wrist flexible multi-joint combination comprises a plurality of hook joins which are structurally identical to one another, the heads and the tails of the multiple hook joints are sequentially connected withone another, and the hook joint at the head of the wrist flexible multi-joint combination is connected with the tail-end surgical forceps mechanism; the control box comprises a shell, a routing pipe,a bottom plate, a gear transmission mechanism, a guide column group and two groups of bidirectional ratchet wheel transmission mechanisms, and the gear transmission mechanism, the guide column groupand the two groups of bidirectional ratchet wheel transmission mechanisms are arranged on the bottom plate. The handheld flexible multi-joint surgical instrument has the advantages that the problems of low flexibility ratios of the traditional medical surgical instruments and restriction on surgical operation due to rigid structures can be solved by the aid of the handheld flexible multi-joint surgical instrument; the handheld flexible multi-joint surgical instrument has movement self-locking properties, and a doctor can operate the handheld flexible multi-joint surgical instrument with a single hand; the handheld flexible multi-joint surgical instrument can be used for the abdominal cavity minimally invasive surgery.

The invention relates to a temporary plugging steering acidification method applicable to a sandstone reservoir, which belongs to the technical field of yield increasing and injection increasing of oil and gas fields. By adopting pad-acid and synergistic liquid, the temporary plugging of a high permeable layer of the non-homogenous sandstone reservoir can be realized, and the temporary plugging performance is good, so that the subsequently injected main body acid liquid can be successfully diverted to enter a low permeable layer and to acidify the low permeable layer. By adopting the acidification method, the sandstone reservoir can be effectively and homogenously acidified, and the non-homogeneity of the reservoir can be improved.

The invention relates to a nondestructive detection device for a light path of a fiber-optic gyroscope, and belongs to the technical field of fiber-optic gyroscope detection. The device comprises an infrared imaging system, a lens bracket, an illumination system, a fiber-optic gyroscope fixing component, a five-degree-of-freedom displacement device and an optical flat plate, wherein the infrared imaging system is fixedly connected with the lens bracket; the lens bracket is arranged on the optical flat plate; the infrared imaging system is perpendicular to the optical flat plate; the illumination system is arranged on the optical flat plate, and is just opposite to a fiber-optic gyroscope to be detected, which is fixed on the fiber-optic gyroscope fixing component; the fiber-optic gyroscope fixing component is arranged on the five-degree-of-freedom displacement device which is arranged on the optical flat plate.

The invention discloses a novel flushing device for the general surgery department. The novel flushing device comprises a bottom plate, wherein the upper surface of the bottom plate is provided with a rinsing box; the bottom surface of the interior of the rinsing box is provided with a heating wire; a clapboard is arranged above the heating wire; one side of the upper part of the clapboard is provided with a temperature sensor; a first water absorption pump can be used for absorbing cleanout fluid in the rinsing box; a water spray head can be used for cleaning wounds of patients. The novel flushing device for the general surgery department is provided with the temperature sensor and the heating wire, the heating wire is used for heating the cleanout fluid so as to prevent the cleanout fluid from being too cold and further causing secondary damage to the patients, and the temperature sensor is capable of sensing the temperature of the cleanout fluid at any time; the novel flushing device for the general surgery department is provided with a second water absorption pump which is used for pumping water obtained after cleaning into a waste water tank; the novel flushing device for the general surgery department is simple in structure, and simple and convenient to operate, is capable of safely cleaning wounds of the patients and bringing great convenience to medical personnel.

A method for preparing PRP (platelet-rich plasma) of umbilical cord blood includes steps: subjecting fresh umbilical cord blood to low-speed centrifuging, removing a lower cell layer, and subjecting upper platelet containing plasma to ultrahigh-speed centrifuging until the liquid is separated into two layers including an upper plasma layer and a lower layer of precipitates which are platelets; removing the upper plasma layer, leaving a small quantity of plasma in an original centrifugal tube, well mixing, vibrating, counting the platelets, and well mixing according to a proportion that 1ml of plasma contains 1.2+/-0.125 billion of platelets approximately. The platelet-rich plasma is effective in treatment of cartilage injuries, pain alleviation and function restoration and especially remarkable in treatment of senile osteoarthritis.

The invention relates to a dual-drive mixing fine water mist fire-extinguishing system, which comprises an external steel cylinder, liquid-state carbon dioxide, a magnetic induction generator, an electric starter, a steel cylinder ejection switch, a gas pipeline, a water level probe, a fire extinguishing agent storage tank, a fire extinguishing agent, a built-in fire extinguishing agent ejection pipeline, a water storage tank spraying nozzle switch, a pressure limiting protection valve, a base bracket, a fastening snapping ring, an external fire extinguishing agent ejection pipeline and a fine water mist spraying nozzle. According to the dual-drive mixing fine water mist fire-extinguishing system of the present invention, the high temperature gas generated after liquid-state carbon dioxide gasification is adopted as the power source, the liquid fine water mist and the gas carbon dioxide are adopted as the fire extinguishing medias, and the two fire extinguishing ways such as the gas fire extinguishing and the fine water mist fire extinguishing are used during the fire extinguishing, such that the defects that the gas fire extinguishing requires the sealed space and the fine water mist fire extinguishing can not bypass the obstructions and directly contact the combustion zone is overcome to a certain extent, the advantages of the two fire extinguishing ways are completely provided, and the defects of the two fire extinguishing ways are overcome, wherein the most significant characteristic such as the complete advantage providing and the defect overcome of the system of the present invention is distinguished from the previous single fire extinguishing way.

The invention discloses a wheel stretcher. The wheel stretcher comprises a stretcher and supporting legs, wherein universal wheels are arranged on the supporting legs respectively, at least two sliding chutes which are parallel to each other are formed in the surface of the stretcher, the sliding chutes are perpendicular to the long axis of the stretcher, a transfer pad used for transferring a patient is arranged on the top of the stretcher, sliding wheels which are matched with the two sliding chutes respectively are arranged on the lower end face of the transfer pad, and handrails are detachably connected to the two sides of the transfer pad respectively. Compared with the prior art, the wheel stretcher has the advantages that due to the facts that the sliding wheels on the transfer pad slide along the sliding chutes in the stretcher to a sickbed by pulling operation of the handrails, then, the handrails are detached, the transfer pad is slowly lifted up and is removed, and the patient is transferred to the sickbed, strength is saved, force application is even, and secondary injuries cannot be caused to the wound of the patient.

The invention discloses a drainage nursing device special for hepatobiliary surgery. The drainage nursing device comprises a liquid suction head, a drainage tube and a box, a liquid collection chamberis arranged inside the box, one ends, away from the box, of a diversion tube and a guide tube are connected with the drainage tube, an adjusting seat is fixed at one end of the drainage tube, one end, away from the diversion tube and the guide tube, of the drainage tube is connected with the liquid suction head, first liquid suction ports are uniformly arranged on the side face of the liquid suction head, an inner sleeve head is arranged inside the liquid suction head, and a wavy liquid suction head wraps the outer side of a crossed limiting plate. By the drainage nursing device, convenienceis brought to adjusting caliber in the process of negative pressure reduction, hepatobiliary inside pressure is maintained stable, secondary damage caused to liver and gall is prevented; convenience is brought to increasing pressure when cleaning liquid enters the inside of a connection passage, impact force of the cleaning liquid is improved, and convenience is brought to automatically generatingnegative pressure according to blockage conditions to adjust distance between a second limiting block and a second piston so as to adjust size of an opening of a flushing passage.

The invention discloses a fracture patient rescue robot which is composed of a vehicle body and an actuating mechanism. The actuating mechanism comprises a lifting mechanism, a sliding stretcher and two operating arms of six degrees of freedom. The sliding stretcher has an upper layer and a lower layer, the lower layer is a protective shell and the upper layer is a belt drive device. The lifting mechanism is composed of a vehicle body telescopic connecting bar fixed with the vehicle body, a stretcher connecting bar fixed with a lower layer movable stretcher and a telescopic bar. One end of the vehicle body telescopic connecting bar is movably connected with one end of the stretcher connecting bar, both ends of the telescopic bar are respectively connected with the lower layer movable stretcher and the vehicle body, and the vehicle body telescopic connecting bar and the telescopic bar are respectively driven by a worm and gear. The two operating arms of six degrees of freedom are installed symmetrically at the front portion of the sliding stretcher. According to the sliding stretcher, full consideration is given to human body structure and injury particularity, the operational process of the double-position automatic registration and fusion scanning board meets standards of human body first-aid operations, and damage to the human body in an operational process is reduced to the maximum extent.

The invention relates to the field of flexible mechanical hands, in particular to a flexible exoskeleton glove device. The device comprises a flexible exoskeleton glove and a drive device, wherein thehand back side of the flexible exoskeleton glove is provided with a flexible drive connecting piece and a hand back side drive line, the upper side of the flexible drive connecting piece is fixedly connected with the tail end of each finger except for the thumb, the lower end of the flexible drive connecting piece is connected with the back side drive line, the index finger and the middle fingerat the palm side of the flexible exoskeleton glove are each provided with a holding drive line and a kneading drive line, wherein the holding drive lines extend along the fingers, the tail ends of theholding drive lines are connected with the tail ends of the fingers, the kneading drive lines extend along the fingers to any joint and then are wound to the palm back side to be connected with the flexible drive connecting pieces at the finger back side, a plurality of drive mechanisms are arranged inside the drive device, and the holding drive lines, the kneading drive lines and the hand back side drive lines are driven by different drive mechanisms to pay off or take up lines. A patient with no activity capability can be helped to complete daily grabbing activity, carrying is convenient, and no injury is caused to the hand of the patient.