62results about How to "Improve oppression" patented technology

The invention provides a multi-functional cervical traction device. The multi-functional cervical traction device includes a front cervical support frame and a rear cervical traction collar; the front cervical support frame includes a front cervical collar, a mandible support, two support rods and two retractable rods; the two symmetrically arranged support rods are arranged at the shoulder positions of the left and right ends of the front cervical collar, and the two ends of the mandible support are hinged to the upper ends of the two support rods respectively; one end of each retractable rod is hinged to the front portion of the mandible support, the other end of each retractable rod is hinged to the front cervical collar, and the two retractable rods are arranged on the front cervical support frame in a left-and-right symmetrical mode; the front cervical collar of the front cervical support frame is provided with a carotid-artery compression device; the left and right ends of the rear cervical traction collar are connected with the support rods at the left and right shoulders of the front cervical collar in a buckled mode. The multi-functional cervical traction device integrates the cervical traction function and the control over the blood-supply quantity of the carotid artery, therefore, convenience is brought to patients who synchronously need carotid-artery compression and cervical traction, the purposes of well relieving and treating diseases such patient are achieved, and the practicability of the cervical traction device is improved.

The invention provides an arm decompression type radial artery compression and hemostatic device which comprises a decompression unit and a hemostatic unit. The decompression unit comprises a decompression supporting plate and fixing belts. The decompression supporting plate is in a strip shape, the upper surface of the decompression supporting plate is matched with an anatomical structure of the back of a forearm of an arm in shape, the decompression supporting plate is downwards bent to be in an arc shape in the direction of long edges, and the fixing belts are located on the same long side edge of the decompression supporting plate. The hemostatic unit comprises a pressing plate, a connection belt, a nut, a threaded rod and a compression pad. The hemostatic unit is arranged on the decompression supporting plate through the pressing plate and the connection belt in a sleeving mode. The portions, located on the two sides of the threaded rod, of the pressing plate form two side wings. The lower surface of one of the side wings is provided with a flexible fixing pad for assisting in supporting the threaded rod, and the bottom face of the compression pad is provided with hemostatic dressing; the hemostatic device is good in hemostatic effect, firm to fix and capable of scattering the compression force borne by the hemostatic portion, lowering compression on veins by the hemostatic device and guaranteeing smooth blood circulation.

The invention relates to an artery and vein local compression hemostat. The artery and vein local compression hemostat comprises a bottom fixing component, a transverse adjusting component, a longitudinal adjusting component and a hemostasis compression component. The bottom fixing component is connected with the longitudinal adjusting component through a rotating shaft, the transverse adjusting component is connected with the longitudinal adjusting component through a vertical pressing rod cover, a patient can be bound through an upper bandage and a lower bandage, and the longitudinal adjusting component is connected with the hemostasis compression component. According to the hemostasis compression component, a ball-shaped pressing head at the front end of a pressure adjusting rod is adjusted by rotating a spanner to carry out the targeted hemostasis operation on the hemostasis portions. Three-dimensional adjustment can be fast achieved by adjusting the relative fixing position of a transverse pressing rod and the vertical pressing rod cover so that the artery and vein local compression hemostat can be suitable for patients with different figures. The artery and vein local compression hemostat has the advantages that the artery and vein local compression hemostat can be used for first-aid hemostasis on the artery and vein on the pelvis and other portions on which a common tourniquet is difficultly applied, precious time is saved for following treatment, and the artery and vein local compression hemostat can serve as a novel pre-hospital care hemostasis instrument for special portion massive hemorrhage.

The invention belongs to the technical field of orthopedic medical equipment, and particularly relates to a leg fracture reduction device for an orthopedics department. The leg fracture reduction device for the orthopedics department comprises a columnar supporting mechanism, a traction mechanism and a leg supporting mechanism, wherein the traction mechanism is matched with the columnar supportingmechanism; and the leg supporting mechanism is matched with the columnar supporting mechanism and the traction mechanism during supporting. The upper part of a fracture part is pre-fixed in the peripheral direction, dragging is carried out by the traction mechanism, finally, gradual pushing reduction is carried out, the problem that the traction force cannot be controlled in the prior art is avoided, medical risks in a reduction process are reduced effectively, and controllability in a treatment process is improved. Meanwhile, by the supporting mechanism, the circumstance that the body of a patient shakes due to local supporting to cause failing of the device is avoided.

The invention discloses an inflatable wound compression application patch. The inflatable wound compression application patch comprises a skin bonding layer, air sac baffles, a wound water absorptionlayer, an air sac bag, a valve ventilation hole, an injector connector and a control valve; the skin bonding layer is located on an innermost layer of the application patch; the air sac bag is locatedin the middle of the application patch; the air sac baffles are located on an outermost layer of the application patch. According to the inflatable wound compression application patch, suspicious bleeding wounds can be breezily subjected to compression hemostasis, the inflatable wound compression application patch is particularly suitable for primary hospitals without electrotome hemostasis devices and patients with bleeding wounds required to be emergently rescued, wounds of traumatic bleeding and postoperation wounds of minor operations are compressed, and bleeding is avoided. A free-inflatable air sac bag application patch and the skin bonding layer are bonded at skins on the peripheries of the wounds, then the air sac bag is inflated according to the suspicious bleeding degree of thewounds, the size of air sac bag inflating is adjusted, and wound compression is carried out; a small amount of transudatory hematocele of the wounds can be sucked off through the wound water absorption layer, the wounds are subjected to compression hemostasis through expansion of the air sac bag, and it can be avoided that the air sac bag is expanded towards the outer side through the air sac baffles. Clinical tests are carried out, the suspicious bleeding wounds are more conveniently and accurately compressed, operation is convenient and flexible, and postoperative complications are obviouslyreduced; the inflatable wound compression application patch is particularly suitable for the primary hospitals without the hemostasis devices and emergency-rescue wound bleeding patients.

The invention discloses a humeral greater tuberosity compression locking steel plate which comprises a steel plate body and screws. The steel plate body is a triangular steel plate without closed angles. The steel plate body is arc-shaped. Three screw holes are formed in the surface of the steel plate body. The screws are vertically mounted on the surface of the steel plate body. Three kirschner wire fixing holes are formed in the middle of the steel plate. Rotator cuff sewing holes are designed at the edge of the steel plate body. The humeral greater tuberosity compression locking steel plate has the advantages that the steel plate is made into a spherical surface conforming to humeral head anatomy to increase containment and compression of the steel plate to fractured bone blocks or crushed bone blocks, the screws are fixed with the steel plate in an angled manner to increase vertical pulling out force resistance, the steel plate is designed into the size only fixing a humeral greater tuberosity to facilitate minimally invasive operations, and the problem that the crushed fractured bone blocks cannot be fixed by the screws is solved.

The invention provides an arterial fixation and compression device and method. The arterial fixation and compression device includes a support pad for supporting an arm, a compression band, a compression head which can slide along the length of the compression band, a first tightness adjustment mechanism arranged inside the support pad and a controller; the controller controls the first tightnessadjustment mechanism to tighten or relax the compression band; the compression head includes an upper end part and a lower end part, a through hole is formed in the upper end part, and the compressionband penetrates through the through hole; when the compression band is tightened, the lower end part of the compression head applies pressure to a point to be compressed on the arm, and the controller adjusts the pressure by controlling the first tightness adjustment mechanism to adjust the tightening degree of the compression band. The arterial fixation and compression device can flexibly adjustthe compression position, the pressure implemented at the point to be compressed is adjusted by adjusting the tightness degree of the compression band, and implement is easy and simple; the pain of apatient is reduced, the comfort in the puncture process, the surgical process and the compression process is increased, and arterial puncture success rate and surgical safety are improved.

The invention discloses an artery compressor. The artery compressor comprises a compressor body and a positioning device, wherein the positioning device is used for tying the compressor body to a human body; the compressor body comprises a cover plate and a pressing plate which are parallel and are slidably connected, the sliding directions of the cover plate and the pressing plate are vertical to each other, and the positioning device is fixedly connected to the cover plate; a pushing and compressing device is further disposed between the cover plate and the pressing plate, the pushing and compressing device is at least one piston cylinder vertical to the cover plate, the cylinder barrel of each piston cylinder is fixed on the cover plate, and the piston rod of each piston cylinder penetrates the cover plate and is used for pushing the pressing plate to slide. The artery compressor has the advantages that compressing hemostasis is performed through the pressing plate; compared with a tubular rubber strip, the artery compressor is large in contact area with the human body, uncomfortableness of a wounded person can be reduced during use, long-term compressing hemostasis is facilitated, sufficient compression strength can be generated, the artery compressor is convenient to control, reliable in performance and high in practicality, and the pressure can be relieved by opening the pressure relief valve of each piston cylinder after the artery compressor is used.

An improved cuff and collar press for pressing the pleated portions of the sleeves of a shirt as well as the collar. The cuff and collar press has a cylinder-shaped pressing pad that mates with a similarly curved press head to press the collar and cuffs of a shirt. Asymmetrical pleating protrusions extend from opposite ends of the cylinder-shaped pressing pad. The asymmetrical pleating protrusions have a protruding portion for receiving the pleated portion of a shirt sleeve and a cutaway portion that receives the unpleated portion of the sleeve such that the unpleated portion is not crushed when the pleated portion is pressed thereby improving the pressing operation.

The invention discloses a clinical detection device convenient for electrocardiogram, and relates to the technical field of electrocardiogram detection. Aiming at the problems that the use is influenced because the legs of a user are easily blocked by a horizontally placed paper conveying plate and the horizontally placed paper conveying plate occupies more space and is difficult to store becauseprinters of some existing clinical detection devices for electrocardiogram are positioned on the bottom side of a machine body, the invention provides the following scheme that the clinical detectiondevice comprises the machine body and the printer positioned on the front surface of the machine body, wherein the bottom side of the front surface of the printer is fixedly connected with a paper conveying straight plate. According to the clinical detection device, through a folding design between a paper conveying inclined plate and the paper conveying straight plate, the occupation of space isreduced, the paper conveying inclined plate and the paper conveying straight plate are convenient to store, meanwhile, the paper conveying inclined plate and the paper conveying straight plate which are horizontally placed are prevented from blocking the legs of the user, and through the design of a fixing block and a paper pressing sheet, placed printing paper is convenient to press, so that theprinting paper can be placed along the direction of the paper conveying inclined plate and the paper conveying straight plate.

The invention relates to a postoperative rectal blood suction hemostasis device, a plurality of elastic petal-shaped bodies are arranged at the front end of a shell, a semicircular head is defined bythe multiple elastic petal-shaped bodies, and an inner annular limiting part is arranged on the inner side of the rear end of the shell; a part, between the head and the inner annular limiting part, of the shell is of a double-layer side wall structure with an annular cavity, a plurality of air holes are formed in the side wall located on the inner side, and an exhaust hole is formed in the position, at the rear end of the shell, of the annular cavity. The front part of a pushing pipe body extends into the rear space of the inner cavity of the shell, and an outer annular limiting part is arranged on the outer side of the front end of the pushing pipe body; the tail end of a compressed cotton swab is connected with a cotton rope, the front space of the inner cavity of the shell is filled with the compressed cotton swab, and the cotton rope penetrates out of the inner cavity of the pushing pipe body. The device can stably act on the rectum, is not prone to falling off, can effectively press a hemostasis point, is ideal in hemostasis effect, has a blood suction function, and is beneficial to achieving rapid hemostasis. The device can also facilitate normal ventilation of the patient,and the comfort degree of the patient can be effectively improved.

The invention discloses a cesarean section postoperative pressurizing bellyband device, and relates to the field of medical gynaecology and obstetrics. The device is technically characterized by comprising a hard connecting piece used for being fixedly connected to a fixed foundation, a shell connected to the hard connecting piece, and a first air bag located in the shell and used for pressurizing the abdomen of the pregnant woman on the sickbed. The device can better pressurize the abdomen after the cesarean section, the pressure applied to an air bag structure is soft, the air bag structure can be adjusted more accurately, and secondary injury caused by improper movement of the body can be avoided.

The invention provides a micropore pressure hood for treating scars based on 3D printing and a manufacturing method. A micropore pressure mask manufactured through the method is light in weight and good in breathability, can effectively improve the treating effect for scar hypertrophy parts, and comprises a pressure hood body matched with scar part skin and a fastening belt arranged on the pressure hood body, the pressure hood body is manufactured through 3D printing, and multiple evenly distributed micropores are at least formed in the positions, corresponding to the human body scar parts, on the pressure hood body. The method comprises the steps of building a face three-dimensional model; modifying and designing the three-dimensional model; generating a mask model matched with the face; punching; adopting a 3D printing technology to print and form the micropore pressure hood.

The invention discloses an adjustable compression hemostasis device for internal medicine nursing and relates to the technical field of medical tools. When an existing compression hemostasis device for internal medicine nursing is used for conducting compression hemostasis on a wound, the distance of a compression point is not easy to adjust according to the size of a wound and compression and distance fine adjustment are not easy to conduct on a local wound at a poor position. In order to solve the problems, the following scheme is provided: the device comprises a main body, and a pair of first fixing blocks are symmetrically and fixedly connected to two sides of the lower surface of the main body. Through the blood pressing block, the periphery of the wound can be pressed conveniently, therefore, the hemostatic purpose is achieved, through a screw, the position of the blood pressing block can be conveniently adjusted according to the size of a wound, through the meshing connection design between a first fluted disc and a second fluted disc, the screw can be conveniently driven to rotate by rotating a knob, and through the design of an outer toothed cylinder and an inner gear, theknob and the connecting rod can be conveniently rotated and limited through the meshing connection between the outer toothed cylinder and the inner gear.

The invention belongs to the field of medical apparatus and discloses a pressurizing blood-stopping device for liver trauma. The main body is a sleeve body; the sleeve body is formed by a diaphragm surface and a hepatic surface; a connection part between the two is a sleeve body edge; at least three positioning lines and at least one fastening belt are fixed on the sleeve body; each positioning line is formed by a free section and a drawing section; one end point of the first positioning line is fixed outside the edge; drawing section end points of the second positioning line and the third positioning line are all distributed on the inner side of the sleeve body edge; the drawing section of the second positioning line outwardly inclines 5 to 15 degrees along a direction of the tangent line of the diaphragm surface and then is fixed; the drawing section of the third positioning line; outwardly inclines 5 to 15 degrees along a direction of the tangent line of the diaphragm and then is fixed; the fastening belt is circumferentially fixed along the sleeve body; and the first fastening belt is fixed in the middle part of the sleeve body. The beneficial effects of the pressurizing blood-stopping device for liver trauma are that excessive ionization of the liver can be avoided and operation trauma can be reduced; and continuous even pressurizing blood stopping effect can be achieved.

The invention discloses a power storage battery plastic shell corrosion resistance testing device and method. The device comprises a middle cover and further comprises a pressing device, the pressingdevice comprises a fixing frame, a horizontal supporting table and a locking device, the fixing frame is in a U shape, a U-shaped opening of the fixing frame faces leftwards, a vertical supporting rodis integrally connected to the end of the left side of a bottom plate of the fixing frame, the horizontal supporting table is welded to the top of the supporting rod, and the middle cover is placed on the horizontal supporting table. The locking device is arranged at the end of the left side of a top plate of the fixing frame and fixes a rubber mat to the top face of the middle cover. It is knownfrom the structure of the invention that the test method is convenient and fast. The rubber mat is promoted to rapidly release oil substances through a high-pressure and high-temperature technology,and whether the rubber mat corrodes the middle cover or not is rapidly judged by observing the color change of the rubber mat and comparing the hardness test data of the middle cover in a rubber mat coverage area with the hardness test data of other areas of the middle cover, so that the batch quality problem of products is avoided.

The invention discloses a body surface positioning and puncture guide instrument used in a neurosurgery department. The instrument comprises bases, wherein the bases are connected with an operating table through screws; two bases are provided; the two bases are arranged parallel to each other; the bases are connected with joints A in a sliding manner; the adjusting joints A are connected with upper and lower scale range poles through rotating shafts; middle parts of upper and lower scale range poles are connected with adjusting joints B in a sliding manner; rear end surfaces of the adjusting joints B are fixed at one ends of reference rods A; adjusting joints C are arranged at the other ends of the reference rods A; the adjusting joints C are connected with one ends of adjusting line rodsA through rotating shafts; the other ends of the adjusting line rods A are connected with limiting transverse rods through screws; the limiting transverse rods are sleeved by guide sleeves; and upperends of the upper and lower scale range poles are connected with adjusting joints D in a sliding manner. The instrument is applied to body surface positioning of intracranial hematoma and swelling pain, and is capable of correctly guiding directions and depths of puncture needles, ensuring that catheters can puncture to hematomae or swelling pain, and achieving precise body surface positioning onintracranial hematoma.

The invention provides an inflatable balloon arteria compressing device. The inflatable balloon arteria compressing device comprises a bearing plate and a puncture unit, the bottom of the bearing plate is provided with a balloon groove inside which a balloon is arranged, the inside of the balloon is provided with a high-pressure gas cylinder, the bearing plate is provided with a clamping unit extending towards the high-pressure gas cylinder, the clamping unit is provided with a puncture nail groove, and when the puncture unit is inserted into the puncture nail groove and achieves expansion fit, the opening of the high-pressure gas cylinder can be pierced to rapidly inflate the balloon. The inflatable balloon arteria compressing device assists a medical worker to compress an arterial puncture bleeding spot, and compared with simple finger compression, can greatly enlarge the effective arteria compressing area, ensure labor-saving, safe and reliable compression and reduce the risk of errhysis of the arterial puncture spot. According to the inflatable balloon arteria compressing device, gas volume in the balloon can be adjusted according to practical conditions, and after the balloonis fixed, the pressure of a pressed position can be adjusted by adjusting the gas volume in the balloon, so that risks of complications caused by excessive compression such as arterial ischemia and artery thrombosis can be reduced.

The invention discloses an oral medicament for treating lumbar vertebra disease. The oral medicament is a Chinese patent medicament which is prepared from 13 Chinese medicinal powders of epimedium herb, drynaria rhizome, rhizoma cibotii, the bark of eucommia, parasitic loranthus, rhizome of rehmannia, cortex periplocae, lycopodium clavatum, ground beetle, red flower, astragalus, mastic and myrrh and conventional preparation auxiliary materials; or, the oral medicament is a Chinese medicinal quantum preparation which is prepared from a complex of the extracts of 13 Chinese medicaments and quantum magnetized water, and the medicament can be prepared into tablets, capsules, granules, oral liquid, dropping pills, and other oral formulations. The oral medicament has the advantages of obvious curative effect on various lumbar intervertebral disc protrusion symptoms and complications, and positive popularization value.

The invention discloses an eye ice compressing and nursing device. The eye ice compressing and nursing device comprises two eye hoods, a telescopic connecting piece and a fixing piece suitable for being fixed to the head of a patient to enable the two eye hoods to correspondingly cover outer sides of the two eyes of the patient, wherein the telescopic connecting piece is connected between the inner sides of the two eye hoods; and the fixing piece is fixed to the outer sides of the two eye hoods. The eye ice compressing and nursing device disclosed by the invention has the following effects that when the fixing piece is fixed to the head of the patient, the two eye hoods can cover the outer sides of the two eyes of the patient in a corresponding manner, and certain pressure is formed in eyes of the patient after operation; the eye ice compressing and nursing device is not liable to fall and move, so that no matter the patient prostrates, sits, lies or gets out of bed to move and the like, the eye ice compressing and nursing device can be applied, and through the telescopic connecting piece, the spacing between the two eye hoods can be adjusted, so that the eye ice compressing and nursing device can be taken account of patients of which the spacing between the two eyes are not the same, and people of all ages and both sexes; cold air diffused by arranged mirabilite can diffuse tothe wound surface of the eyes of the patient after operation through a plurality of cold air diffusion holes, so that the eye ice compressing and nursing device can achieve certain effects of ice compressing and swelling reducing on the eyes of the patient after the operation, so that the using effect of the eye ice compressing and nursing device is good.

The invention relates to a portable and dismountable-mountable arteriovenous local compression hemostasis apparatus, which comprises a bottom bracket part, a horizontal adjusting part, a vertical adjusting part and a pressure adaptive hemostasis part, wherein the bottom bracket part is in locating inserting connection with the vertical adjusting part by virtue of a ball plunger; the horizontal adjusting part is connected to the vertical adjusting part by virtue of a three-way connecting tube; by virtue of a fastening bandage, the hemostasis apparatus is bound to a patient; the pressure adaptive hemostasis part is connected to the vertical adjusting part; according to the pressure adaptive hemostasis part, a stressed pressing rod is locked by virtue of a locating clamping plate in a unidirectional back-stop mode, so that a hemostasis compression ball, which is arranged at the front end of the pressure adaptive hemostasis part, is made to conduct fixed-pressure compression hemostasis on a hemostasis site; and by adjusting opposite positions of an inner transverse tube and an inner vertical tube, accurate location of the hemostasis site can be rapidly implemented so as to adapt to patients of various figures. The hemostasis apparatus provided by the invention has the beneficial effects that the hemostasis apparatus is applicable to first-aid hemostasis on parts, where a conventional tourniquet cannot be applied easily, such as inguinal arteries and veins, so that precious time is striven for subsequent treatment; and the hemostasis apparatus can serve as a novel pre-hospital first-aid hemostasis apparatus applied to massive haemorrhage at special body parts.

The invention provides a fusion cage and an implantation instrument, and belongs to the technical field of medical instruments. The fusion cage is used for being arranged between two joints of a to-be-reset area in the first direction, the fusion cage comprises a conical head and two parallel and opposite conical columns connected with the conical head, the shape of each conical column in the first direction is an isosceles trapezoid, the included angle between the waist of the isosceles trapezoid and the axis of the isosceles trapezoid ranges from 0 degree to 20 degrees, and the height of thefusion cage in the first direction ranges from 4 cm to 12 cm. Through the cooperative use of a series of different heights and included angles, restoration can be conducted in the horizontal direction and the vertical direction respectively, atlantoaxial dislocation restoration can be achieved, the slope axis angle can be effectively restored, the quantitative reduction effect is achieved in combination with preoperative imageology data, and the operation effect is better.

The invention discloses an ensiform needle positioning stasis removal therapy. The therapy includes the following steps: S1, detecting with a sonar light wave detector and determining the location ofstasis, S2, according to a detection report, comprehensively assessing physical condition, and pulse, heart rate, blood pressure and glucose states, measuring blood pressure, blood sugar and heart rate, conducting the next step if no symptoms of myocardial infarction and stenocardia exist; S3, determining the operation position in an operating room, shaving the skin, repositioning with a marker, performing routine disinfection first with iodine and then performing deiodination with alcohol, extracting saline and galidocaine with a dental syringe, and performing local infiltrating anesthesia onthe positioning point; S4, turning on a negative pressure stasis removal and decondensation machine, taking a sterilized ensiform need and pricking at each positioning point once, then aligning a negative pressure port of the decondensation machine exactly above the needle hole, compacting, and starting the negative pressure decondensation and stasis removal function; S5, performing the routine disinfection again after stasis removal, applying aseptic gauze, sticking an adhesive tape, and therefore completing the treatment. The ensiform needle positioning stasis removal therapy has the advantages of simple structure, obvious effect and high patient experience.

The invention discloses a novel clinical compression quick-hemostasis device for the cardiology department and relates to the technical field of medical apparatuses and instruments. The device comprises a baseplate, a supporting plate is fixedly connected to the upper surface of the baseplate, and a fixing plate is fixedly connected to the right side, close to the upper end of the supporting plate, of the supporting plate; a linear actuator is fixedly connected to the lower surface of the fixing plate, and a mobile plate is fixedly connected to a push rod of the linear actuator. Through structure cooperation, the device has the advantages that through a mechanical transmission mode, a hemostasis cotton ball can automatically compress the arterial puncture part, and the hemostasis effect isachieved. The hemostasis cotton ball stained with blood can directly fall into a tray, the situation is avoided that medical personnel are in contact with the blood, and the problems are solved thatin the prior art, when medical personnel manually press the arterial puncture part, since the pressing time is usually too long, medical personnel are easily overtired, the hand pressure is insufficient, and time and labor are wasted during operation.

The invention discloses a method for treating esophageal variceal bleeding through sclerosis therapy, and relates to the field of medical technologies. A transparent cap is arranged and fixed to an endoscope end firstly before treatment, the oesophagus is flushed through 0.9% of ice sodium chloride injection firstly after an endoscope is inserted, the visual field is made to be kept as clear as possible, and the esophageal variceal vein degree, range, red-color sign and the bleeding portion are determined; starting from the bleeding vein or the vein only with red / white venous thrombosis or the vein with clear varix and large bleeding possibility, the vein to be injected is placed at the center of the visual field of the endoscope, the transparent cap end is tightly attached to the vein, the target vein is relatively fixed, and a syringe needle stretches out of an endoscope apex pliers channel and punctures the vein directly from the position below the bleeding point. According to the method, the transparent cap assists the endoscope in treating esophageal variceal bleeding through the sclerosis therapy, the visual field is kept clear, the target vein is fixed, compression is convenient to conduct after injection, and the rebleeding rate generated after compression is reduced obviously.

The invention provides a PCI postoperative femoral artery compression hemostasis device, relates to the technical field of medical instruments, and aims to solve the problems that a conventional postoperative femoral artery compression hemostasis device mostly adopts a bandage winding method, so that winding discomfort is easily caused to a patient, the compression position is easily changed, thehemostasis effect is poor, and the compression state is easily changed. The device comprises a base; and longitudinal front-back moving mechanisms are symmetrically mounted on the left side and the right side of the rear end of the top plane of the base correspondingly. The left end and the right end of the edge of the front end of the top plane of a moving table are vertically and fixedly provided with door-shaped shifting handles upwards, the rear end of a spring abuts against the front end of a self-locking mechanism main body, the rear ends of two self-locking rods are fixedly connected through a connecting rod, and the descending process of a lifting table can be self-locked through the self-locking rods, so that upward resetting of the lifting table is avoided, and a compression mechanism can perform compression hemostasis more stably.

The invention relates to a locking outer fixing device used for treatment of dislocation of acromioclavicular joints and belongs to the technical field of medical instruments. The locking outer fixing device comprises an L-shaped fixing member and screws; the fixing member is evenly provided with threaded holes which are matched with the tails of the screws; the L-shaped fixing member enter an injured limb through the screws. The L-shaped fixing member is made of any material of stainless steel, aluminium alloy, titanium alloy, carbon steel or carbon fiber. By means of the locking outer fixing device of the invention, the wound is small with less bleeding, notches are reduced by times and scars are small and beautiful. The operation complication is obviously reduced and there is no need of a second operation for removal so as to avoid the risk of a secondary operation and save medical cost for patients. The device is smaller than traditional fixing frames in volume and is light; pain in patients is reduced and the device is good for the rehabilitation of patients. By means of the locking outer fixing device, screw path damage is small and screw path complication is less, and the safety of operation is increased.