76 results about "Hematocele" patented technology

The invention relates to an anti-hematocele tumor resection device, and belongs to the technical field of medical apparatuses. The anti-hematocele tumor resection device comprises a resection device charging disinfection box, a resection device storage layer, a resection device disinfection layer, a resection device hematocele recovery device and an electric operation panel, wherein a push-pull rod nested catheter is arranged at the upper side of the resection device charging disinfection box, a conveying push-pull rod is arranged at the upper side of the push-pull rod nested catheter, an instrument charging box is arranged at the lower side of the resection device charging disinfection box, and a charging battery is arranged in the instrument charging box. The anti-hematocele tumor resection device has the advantages that the functions are complete, and the convenience in use is realized; when a tumor is resected by a medical staff, the operation is simple and convenient, the time and labor are saved, and the working difficulty of the medical staff is decreased.

The invention discloses a medical negative pressure drainage ball for squeezing backflow prevention. The drainage ball comprises a ball body, a drainage pipe and protection covers. A liquid dischargepipe is connected with the lower portion of the ball body. A liquid discharge opening is formed in the liquid discharge pipe. The outer side of the liquid discharge pipe is connected with a connectingbelt. A connector is installed above the ball body. The drainage pipe is located above the connector. A protection block is installed on the drainage pipe. A pipeline hole is formed in a sealing plate. A slider is arranged on the outer side of the sealing plate. The protection covers are located on the outer side of the ball body. A binding belt is connected to the connecting block and provided with a button. The two hemispherical protection covers are clamped and connected with the ball body through the binding belt and the button, the ball body can be conveniently protected, the liquid backflow phenomenon caused when a patient squeezes the drainage ball is avoided, the normal drainage work of the drainage ball is guaranteed, and meanwhile the safety of hematocele drainage is increased.

The invention discloses a neurosurgery anti-hematocele flushing-type surgical device. The device comprises a T type support frame; a cleaning box, a sewage box, a water drawing pump and a suction pump are arranged on the upper surface of the T type support frame, an outlet of the suction pump is connected with one side of the sewage box through a guide pipe, and an inlet of the water drawing pump is connected with the lower end of one side of the cleaning box through the guide pipe; the device can be placed at a more appropriate position through a clamp, the device can be more easily moved; cleaning liquid can be held in the cleaning box, cleaned sewage can be held in the sewage box, site of surgery can be cleaned using the cleaning liquid pumped by the water drawing pump, the cleaned sewage can be sucked away by the suction pump; the absorbed connection of the negative pole magnet and the positive pole magnet enables the placements of a first handle and a second handle to be easier. The neurosurgery anti-hemorrhage flushing-type surgical device is simple in structure and easy to operate, the moving of the device is easy, and the replacing of the cleaning tool is simple.

The invention provides a hematocele-preventing washing type surgical apparatus for the neurosurgery. The hematocele-preventing washing type surgical apparatus comprises a base, a bottom pipe, a height adjustment pipe and a level adjustment pipe, wherein the bottom pipe is arranged on the base, an arm support part is arranged on the bottom pipe, and a cleaning liquid storage box, a waste liquid collection box, a tool box and a waste storage box are arranged on the base; a waste liquid pipe is arranged on the waste liquid collection box, a cleaning liquid pipe is arranged on the cleaning liquid storage box, and the waste liquid pipe and the cleaning liquid pipe penetrate through the height adjustment pipe and the level adjustment pipe; the height adjustment pipe is L-shaped, and the lower part of the height adjustment pipe is arranged in the bottom pipe, and can slide vertically in the bottom pipe; the level adjustment pipe is L-shaped, and the horizontal part of the level adjustment pipe is arranged in the height adjustment pipe, and can move front and back in the height adjustment pipe; the lower end of the level adjustment pipe is provided with a scalpel, a camera and an infrared emitter, and the camera is connected with a display screen. According to the hematocele-preventing washing type surgical apparatus, the surgical condition can be observed at any time through the camera and the display screen; the temperature of washing liquid can be controlled through a temperature control knob, the multiple instruments are combined for use, and therefore, great convenience is brought to the medical staff.

The invention relates to an interventional therapy device for neurosurgery and belongs to the technical field of medical instruments. The interventional therapy device for the neurosurgery comprises a movable power bottom case, an interventional device combined box, a treatment dosing box and a hematocele and waste liquid recovery box. The upper side of the interventional device combined box is provided with an interventional device connecting beam. The interventional device combined box is internally provided with a dosing tube protective bin. The treatment dosing box is internally provided with a therapeutic medicine box. The lower side of the therapeutic medicine box is provided with a medicine heating box. The medicine heating box is internally provided with a medicine buffer storage bin. The left side of the medicine buffer storage bin is provided with a medicine conveying motor. The left side of an electric opening and closing valve is provided with a recovery tube nipple. The hematocele and waste liquid recovery box is provided with a recovery box door. A fixed interventional device is internally provided with a push handle. The upper side of the push handle is provided with a dosing tube socket. The interventional therapy device for the neurosurgery has complete functions and is convenient to use; when the interventional therapy device is used for conducting interventional treatment on a neurosurgical patient, operation is easy and convenient, time and labor are saved, and the working difficulty of medical workers is lowered.

A clinical hematocele-preventing drainage device for neurosurgery department comprises a base and a rotating plate, a drainage box is arranged at the top of the rotating plate, a disc plug is arranged in the drainage box, a rubber ring is fixedly arranged at the outer end of the disc plug, a first threaded rod is arranged at the top end of the disc plug, and a rotating disc is fixedly arranged at one end of the first threaded rod; a pressure sensor is fixedly arranged at the bottom end of the disc plug, a pressure display screen is fixedly arranged at the outer end of the front side of the drainage box, a connecting hose is fixedly arranged at the outer end of one side of the drainage box, and a drainage tube is fixedly arranged at the other end of the connecting hose. The pressure intensity in the drainage box is controlled by rotating the rotating disc, then the suction force in the drainage head is controlled, drainage operation is easy, the suction force can be easily controlled and adjusted, the situation that the suction force is too large due to the fact that the force cannot be controlled is avoided, secondary injury to a patient is avoided, and the patient is prevented from being injured.And the use safety is improved.

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 provides an anti-hematocele flushing type surgical device used in the neurosurgery department. The surgical device comprises a device box, a flushing device, a recovery device and a base, wherein the device box is a square box, the flushing device and the recovery device are arranged in the device box, the device box is divided into an upper part and a lower part by a horizontal partition board, the upper part is divided into a flushing chamber and a recovery chamber by a vertical partition board, a flushing bottle containing flushing liquid is arranged in the flushing chamber, a recovery bottle is arranged in the recovery chamber, a negative pressure device is arranged on the lower portion of the device box, and a base is arranged at the lower end of the device box. The surgical device is simple in structure and convenient to use. Due to the fact that a cleaning system and a liquid absorption system are arranged, a wound can be cleaned on one hand, hematocele can be absorbed during flushing on the other hand, in this way, the visual field of the wound can be exposed, the amount of hematocele left on the wound can be reduced, pains can be relieved for patients, and the working efficiency of medical staff can be improved.

The invention discloses an anti-hematocele drainage operation device for the neurosurgery department. The device comprises a base, driving wheels are installed at the bottom of the base, and electricbraking devices are installed on the side surfaces of the driving wheels; an open-sourcing single chip microcomputer, a power supply and a height adjusting device are separately installed on the top of the base, an adjusting mechanism is installed on the top of the height adjusting device, a drainage device is installed on the end portion of the adjusting mechanism, and a drainage auxiliary deviceis installed on the drainage device. According to the anti-hematocele drainage operation device for the neurosurgery department, through the height adjusting device, the working height of the drainage device can be adjusted, through the adjusting mechanism, the working angle of the drainage device can be adjusted, the flexibility is good, the adjustment is convenient, different using requirementscan be met, waste liquid is filtered through the drainage auxiliary device to avoid that dirt blocks a pipeline, the drainage speed is adjusted through the drainage auxiliary device, and the using safety of the drainage operation device is greatly improved.

The invention discloses a hematocele prevention drainage operation device for the neurosurgery department. The hematocele prevention drainage operation device comprises a base and a drainage box, universal wheels are arranged at the bottom of the base and are provided with wheel brakes, a push rod is fixed to one end of the base, a hydraulic cylinder is fixed to one side of the top of the base, one end of a hydraulic rod of the hydraulic cylinder is fixedly connected with the bottom of a supporting arm, one end of the supporting arm is fixedly connected with one end of a connecting arm, a handle is arranged at the top of the connecting arm, a drainage box is arranged in the middle of the top of the base, and an air outlet of the drainage box is fixedly connected with an air inlet of a negative pressure device through a negative pressure pipe. According to the operation position, the height of the supporting arm is adjusted, through an adjusting screw, the angle of the connecting arm isadjusted, the operation device can be simply placed after the angle is adjusted, manually arm supporting is not needed, the work intensity of a doctor is lowered, through the negative pressure device, internal pressure of the drainage box is lowered, the drainage pipe starts drainage, and an ultraviolet irradiation lamp is arranged at the other end of the connecting arm so that the drainage surface can be disinfected.

The invention discloses a method for extracting a CD133 positive stem cell from a placental chorionic tissue. The method comprises the following steps: (1) collecting a placenta to a placenta collection box, and adding protection fluid into the collection box; (2) carrying out information registration and serological virus detection before the placenta separates the stem cell; (3) washing blood clot and hematocele in the placenta tissue; (4) separating the placenta stem cell by a mechanical method; (5) concentrating and purifying the placenta stem cell, and extracting the CD133 positive stem cell from the placenta; and (6)storing the CD133 positive stem cell. The stored CD133 positive stem cell can be used for the transplanting of a hematopoietic stem cell, angiogenesis, repairing of nerve injury and the like. The invention has the advantages that the CD133 positive stem cell extracting flow is convenient; theCD133 positive stem cell extracting cost is lower; and a whole placenta can be treated rapidly at a time, the placenta contains a large number of mononuclear cells, and the content of CD133 positive stem cells in the placenta reaches 2.0 to 5.0 percent. The technology is also applicable to constructing a CD133 positive stem cell bank, and the CD133 positive stem cells stored in the cell bank can be reused by adults for many times and stored for a long time, and are convenient to use at any time.

The invention discloses an electric coagulation forceps system with an open-type suction groove. The electric coagulation forceps system comprises a forceps body and a base. The forceps body comprises a forceps tip and a forceps rod and is characterized in that the half-opened type suction groove is formed in the forceps rod, the front end of the suction groove is connected with an suction channel inside the forceps tip, an outlet in the rear end of the suction groove is provided with a socket, the system further comprises a sealing device matched with the suction groove, and the section of the suction groove is semicircular. The half-opened suction groove is formed in the forceps body; when the electric coagulation forceps system is used, the sealing device is tightly pressed on the suction groove so that the suction groove can form a closed pace; when hematocele needs to be eliminated, the system can work as long as the socket is connected with a suction machine in an operating room; after the system is used, the sealing device can be taken down, and a user only needs to wash the suction groove. The electric coagulation forceps system is simple in principle, can simultaneously execute hemostasis work and suction work, and is convenient to clean.

The invention discloses a neurological clinical device of drainage surgery for hematocele prevention. The device comprises a placing box, a waste liquid tank is arranged in the placing box, a sealingcover is arranged at the upper end of the waste liquid tank, a handle is connected with the upper end of the sealing cover through a negative pressure tube, a negative-pressure adjusting block is arranged at the front end of the handle, an intelligent adjusting module is arranged in the negative-pressure adjusting block, a tube connector is arranged at the front end of the negative-pressure adjusting block, an air pressure sensor is arranged in the sealing cover, a display screen is arranged at the upper end of the sealing cover, a negative-pressure pump device is connected with the upper endof the sealing cover through a second negative-pressure tube, a control box is arranged in the placing box, and a control processing module, a data storage module, a data collector, an air pressure display module and a wireless signal receiving-sending module are arranged in the control box. According to the device, the structure is stable, use is convenient, integrated control of existing robot therapy can be achieved, the requirements of fine adjustment and fine operation are met, running is stable, and the existing use requirements are met.

The invention relates to the technical field of neurosurgery, and in particular, relates to a neurosurgery clinical hematocele-preventing drainage device which comprises a clamping mechanism and a disinfection mechanism; the clamping mechanism comprises a clamping placement barrel, a blocking frame and a clamping ring; the clamping placement barrel is fixedly connected to the blocking frame, two grooves are formed in the clamping placement barrel; a clamping ring is slidably connected to the blocking frame; the clamping ring and the blocking frame are connected through two springs; the disinfection mechanism comprises disinfectant boxes, a disinfection sliding ring and disinfection spray heads, the two disinfectant boxes are connected with the disinfection sliding ring through water pipes, the multiple disinfection spray heads are fixedly connected to the disinfection sliding ring, and two baffles are arranged on the disinfection sliding ring; the disinfection sliding ring is slidably connected to the clamping placement barrel, the head of the drainage device can be disinfected in time, the device can rapidly clean and disinfect the head of the drainage device, the disinfection process and the second-time operation can be conveniently and rapidly completed after one-time operation, and disinfection and cleaning can be conducted at any time in the same operation.

The invention provides a clinical hematocele-preventing drainage operation device suitable for neurosurgery. The device comprises an anti-skid bottom plate. A pedal is rotationally installed at the right end of the anti-skid bottom plate, and the pedal is obliquely arranged. A supporting rod, a negative pressure cylinder and a drainage collecting barrel are fixedly arranged on the upper surface ofthe anti-skid bottom plate located on the left side of the pedal in sequence. According to the invention, the defect that labor is wasted due to the fact that manual operation drainage is adopted inthe prior art can be overcome; moreover, the device has the advantages of small and exquisite structure, simple operation and electric drive-free operation; the problem that the device cannot be usedunder the condition of power failure is avoided; the purpose of drainage can be achieved simply through the pedaling force of a doctor; compared with a hand-pulling type drainage mode, the device saves more labor and is convenient to use; the attention of the doctor can be focused on the drainage position in the body of a patient; the doctor can conveniently judge whether pedaling drainage is needed or not according to the amount of effusion; and the drainage device is suitable for clinical application and popularization.

The invention discloses a telescopic draw hook for a kidney transplantation operation. The telescopic draw hook comprises a U-shaped base, a first threaded rod, a rotating handle, an abutting block, a vertical supporting rod, a bearing, a second threaded rod, a first bevel gear, a second bevel gear, an adjusting handle, an adjusting outer rod, a first spring, an adjusting inner rod, a threaded sleeve, a supporting transverse rod, an operation drag hook body, a limiting rod, a limiting block, a second spring, a sliding plate, a sliding block, a guide pipe, a hook head, an air bag and a liquid storage box. The limiting protrusion is arranged on the adjusting handle so that the adjusting handle can be conveniently limited and fixed, the rectangular grooves are formed in the horizontal end of the operation drag hook body so that the operation drag hook body can be conveniently adjusted in the horizontal direction, and the one-way valve is fixedly arranged on the guide pipe so that hematocele can be prevented from flowing back; the guide pipe is provided with two sections of flexible hoses between the sliding blocks, the usable length of the guide pipe can be increased conveniently, an anti-skid rubber pad is arranged on the abutting side of the abutting block, and the stability of the operation draw hook can be improved conveniently.

The invention relates to the technical field of medical apparatuses and discloses an anti-hematocele flushing type operation device for the neurosurgery department. The anti-hematocele flushing type operation device for the neurosurgery department comprises a base, two placing boxes, a rotating device, a flushing box, a waste liquor box, two supporting plates, two connecting pipes, a fixing deviceand a driving device. The bottoms of the placing boxes are fixedly connected to the top of the base; the flushing box comprises a water extraction pump, a water extraction pipe and a cleaning head; the waste liquor box comprises a water suction pump, a water suction pipe and a suction head; opposite sides of the two supporting plates are fixedly connected to reverse sides of the flushing box andthe waste liquor box; and the fixing device comprises two fixing plates, six insertion slots and two supporting rods. According to the anti-hematocele flushing type operation device for the neurosurgery department, by arranging an electric push rod, a moving rod, a fixing block, a slot, a fixing plate, the insertion slots and insertion blocks, the anti-hematocele flushing type operation device forthe neurosurgery department solves the problem that the time is wasted as the waste liquor box is inconvenient to clean.

The invention provides a rapid bleeding arresting device for field first aid and a use method thereof. The rapid bleeding arresting device comprises an integrated manual suction apparatus (1) embeddedinto disposable running-fire titanium clamp forceps (2), wherein the integrated manual suction apparatus (1) is provided with an LED lamp holder (3) with a replaceable battery, and a titanium clamp (4) capable of firing a plurality of pieces in a running manner is arranged at a distal end; and the suction apparatus (1) is provided with an suction tube interface and can be connected with a split type negative-pressure suction bottle (5) with a flow rate controllable switch as required. The suction apparatus can be in linkage through manually operating forceps handles, thus, negative pressure is formed inside the suction apparatus to suck operative field hematocele, and a burst blood vessel is located rapidly. The forceps (2) are further provided with a safety switch, the safety switch is switched on when a bleeding point is exposed, and then, the titanium clamp (4) can be triggered to clamp the bleeding point to complete a bleeding arresting operation. The bleeding arresting device provided by the invention simultaneously has the functions of illuminating, sucking, clamping and arresting bleeding, so that the use is very convenient, an operator can simultaneously carry out operative field exposing, operative field hematocele sucking and bleeding arresting operations through simplex operation, and thus, the use is more convenient and quicker.

The invention discloses a clinical hematocele prevention and drainage surgical device suitable for neurosurgery. The clinical hematocele prevention and drainage surgical device comprises a fixed chassis, a lifting mechanism disposed at the top of the fixed chassis and a drainage mechanism fixed to the top of the lifting mechanism, wherein the drainage mechanism comprises a drainage bottle, and thedrainage bottle is connected with a drainage tube in a sleeving mode; a compression tube is fixedly mounted in the drainage bottle, and a piston is slidably mounted in the compression tube; the top of the piston is fixedly connected with a pressing rod, and the top of the pressing rod extends to the top of the drainage bottle; a flow dividing pipe is fixedly connected to the bottom of the compression tube, and one side of the flow dividing pipe is fixedly connected with an exhaust pipe; one end of the exhaust pipe extends to the outer part of the drainage bottle, and the flow dividing pipe isinternally provided with an elastic ball and a baffle; and the bottom of the flow dividing pipe is fixedly connected with a suction pipe. The height and angle of the drainage bottle designed can be adjusted, an excellent drainage effect is achieved, the use is convenient, the quality and efficiency of clinical hematocele prevention and drainage surgery of the neurosurgery are effectively improved, and the clinical hematocele prevention and drainage surgical device is worthy of popularization.

The invention concerns a multi purpose puncture drainage device for transferal of human body medium. The main body of the puncture drainage device is a slim soft tube, on one end of which, a cone-shaped body is provided, the front end of the cone opens, and a plurality of side holes are provided on the rear end of cone tube, while on the other end of the slim soft tube, a multiport valve is installed, connecting with a main port and a side port on its valve body. The invention can be used as special puncture drainage device for draining body cavity dropsy, hematocele and pneumatosis . It can also be applied for transfusion for central vein liquid transfusion, blood transfusion, pressure measurement and treatment.

The scheme discloses a scalpel for neurosurgery department in the technical field of medical devices. The top of a holding rod is located below a pushing rod and a gap is reserved between the pushingrod and the holding rod; a knife handle is provided with an air bag, an upper cavity and a lower cavity are arranged in the knife handle, a spring and a piston rod are arranged in the upper cavity, one end of the spring is fixedly connected in the upper cavity, the other end of the spring is connected with the piston rod, the piston rod penetrates the knife handle and is fixedly connected with thepushing rod and is slidely connected with the knife handle, and the air bag is communicated with the upper cavity and is located between the spring and the piston rod. The piston rod, a lotion pipe and the knife handle are all located on a same vertical surface, the lower cavity is communicated with a through hole arranged on a pipette, the knife handle is provided with a liquid outlet, the liquid outlet is communicated with the lower cavity, and the knife handle is also provided with a sealing cover for sealing the liquid outlet. When performing neurosurgery for patients with the scalpel forneurosurgery department, not only the hematocele and oozed blood generated during the operation can be absorbed, but also the reflux of the hematocele and the oozed blood can be avoided.

The invention discloses a clinical hematocele-preventing drainage operation device for the neurosurgery department. The clinical hematocele-preventing drainage operation device comprises a fixed seatused for being in contact with the ground for supporting and a mounting piece fixedly arranged on the fixed seat through a bolt; a pumping mechanism used for pumping drained hematocele is mounted on the mounting piece; and a leading-in pipe used for connecting the pumping mechanism with an affected part and a leading-out pipe used for discharging the hematocele pumped in by the leading-in pipe arerespectively arranged on the pumping mechanism. According to the device, the hematocele at the affected part is fed into the pumping mechanism through the leading-in pipe by the pumping mechanism andthen is discharged through the leading-out pipe, so part of the hematocele in the leading-in pipe and the leading-out pipe is discharged together with air, and the hematocele is automatically discharged by means of the siphon principle; the stability of the leading-in pipe and an affected body can be improved through a binding assembly; meanwhile, the discharge amount of the hematocele and stopping of drainage can be effectively controlled through a stopping and clamping mechanism.

The invention discloses a formula for treating anchylosis in later stage of bone dislocation. The formula comprises components by gram as follows: 10-20 g of fruit of Gomuti Sugarpalm, 5-10 g of dragon's blood, 5-10 g of red peony root, 5-10 g of tree peony root-bark, 15-30 g of finger citron, 5-10 g of perny holly root, 10-20 g of Common Clubmoss herb, 15-30 g of herb of tuberculate speranskia, 10-20 g of suberect spatholobus stem, 10-20 g of mulberry twig, 10-20 g of largeleaf gentian root, 5-15 g of safflower, 5-15 g of acanthopanax root-bark, 10-30 g of white mustard seed, 15-30 g of Chinese clematis root and 15-30 g of seaweed. The formula for treating anchylosis in later stage of bone dislocation can be dosed internally or externally through decoction or external hot compress, and the curative effect is improved; the herb of tuberculate speranskia alone has effects of dispelling wind, eliminating dampness, relaxing tendons, activating collaterals, promoting blood circulation and relieving pain; by the matching of the herb of tuberculate speranskia with other components, the drug efficacy can be promoted, removing indigestion and hematocele, nourishing the liver, tonifying the kidney, promoting blood circulation, relieving pain, promoting reunion of fractured tendons and bones, regulating blood vessels, dredging channels and collaterals and lubricating joints; the Chinese clematis root and other components can soften and resolve hard masses to dissipate stagnation and achieve effects of treating symptoms and disease.

The invention discloses a neurosurgical anti-hematocele combination scalpel, and belongs to the technical field of medical equipment. The neurosurgical anti-hematocele combination scalpel comprises aknife handle. An empty slot is formed in the left side surface of the knife handle, and a limiting block is connected into the empty slot in a clamped mode. A positioning post is fixedly connected tothe left side of the upper surface of the limiting block, the positioning post is connected into a limiting hole in a clamped mode, the limiting hole is formed in the right side of the front of a blade, and the left end of the blade is located on the left side of the knife handle. According to the neurosurgical anti-hematocele combination scalpel, the limiting block, the positioning post, a connecting plate, a spring and a baffle are arranged, in the process of use, people squeeze the baffle to drive the connecting plate and the limiting block to move to the left, the limiting block is moved to the outer side of the empty slot, a limiting hole of the blade is clamped onto the positioning post, the baffle is released, the elastic force generated by the squeezing of the spring drives the limiting block to retract into the empty slot through the baffle and the connecting plate, so that the blade is stably fixed into the empty slot, and the blade is replaced safely and conveniently.

The invention relates to the technical field of lacrimal passage drainage tubes, and discloses an expandable and drug-loading lacrimal passage drainage tube. The drainage tube comprises a drainage tube head end, a pull wire fixing device is installed at the top of the drainage tube head end, a pull wire is installed at the top of the drainage tube head end, an inflation balloon is connected to the bottom of the drainage tube head end, a medicine carrying bin is installed on the front face of the inflation balloon, and micropores are formed in the outer side of the medicine carrying bin; a drainage tube body is installed at the bottom of the inflation balloon, one side of the drainage tube body is connected with a side wall radioactive ray developing strip, a hollow tube cavity is installed in the inflation balloon, a drainage tube tail is installed at the bottom of the drainage tube body, and an inflation catheter is connected to the bottom of the drainage tube tail. According to the invention, the designed product is of a hollow design, the hollow part can locally drain inflammatory exudate and local hematocele, and a certain gap is formed between the supporting tube and local tissues in a state that the supporting tube is not fully filled with air, so that a better drainage effect can also be achieved.

The invention discloses a drainage device for hematocele in the ophthalmic vitreous cavity. The drainage device comprises a drainage tube arranged at the head part, a hollow drainage airbag communicated with the drainage tube, and a hollow hard bag communicated with the hollow drainage airbag, and the drainage airbag is arranged between the drainage tube and the hard bag. The drainage tube is connected with the vitreous cavity through a flat part of the ciliary body to achieve the function of collecting the hematocele of the vitreous cavity after a vitrectomy, and the hard bag is arranged outside the body and achieves the function of storing the hematocele; by temporarily squeezing the drainage airbag to increase the intraocular pressure, the function of accelerating liquid drainage to prevent blood clot blockage is achieved, a valve tube can be connected with an external main unit, the intraocular pressure is monitored in real time, the pressure is adjusted through the main unit, andsafe gas is input or output to achieve the purpose of stabilizing the intraocular pressure. The hematocele is drained into the hard bag, whether or not the drainage device is detached is determined according to the judgment about whether the drainage liquid is clear or not, and by directly draining the hematocele outside the body, the situation is avoided that great inconvenience and pain are brought to patients due to repeated hematocele secondary operations.

The invention provides a pressing and discharging device capable of adjusting strength after a cardiology department operation, which relates to the field of medical instruments, and solves the problems that multiple flexible pressing cannot be achieved when pressing hemostasis is conducted on a wound, hemostatic gauze is inconvenient to replace, and the hemostatic gauze cannot be combined with aflexible pressing structure; during pressing, hematocele is prone to overflowing, overflowing hematocele cannot be collected, and the initial pressing position cannot be rapidly restored after gauze is replaced. The pressing and discharging device capable of adjusting strength after a cardiology department operation comprises an installation base, and a fixed seat structure is welded on the bottomend surface of the mounting seat. According to the invention, firstly, a pressing plate, a sliding limiting rod B and an elastic piece A jointly form an elastic pressing type structure, so that the comfort of a patient can be improved during pressing; secondly, a hemostatic gauze roller and a winding roller jointly form a winding type gauze replacement structure, so that the gauze replacement efficiency can be adjusted.

The invention relates to the technical field of medical instruments, in particular to a lengthened water flushing and water sucking dissection stick for a laparoscopic operation. The lengthened water flushing and water sucking dissection stick comprises a hollow stick body, a handle end fixed to the rear end of the stick body, an operation end fixed to the front end of the stick body and multiple through holes formed in the operation end. A water flushing end is arranged at the rear end of the handle end, and a water sucking end is arranged on one side of the handle end. The water flushing and water sucking dissection stick can accurately conduct flushing, sucking, dissecting, exposing and other operations through the through holes, the water flushing end and the water sucking end, subsidiary injuries caused in the inspection process are reduced, hematocele and hydrops can be removed in a sucked mode at any time, the operation field can be kept clear, operation quality is improved, instruments do not need to be replaced frequently by getting in and out of the abdominal cavity, and a lateral hole is formed in a single side of the operation end, so that the problem that the operation is affected due to the facts that air in the abdominal cavity is lost and abdominal pressure is made to reduce can be solved. The lengthened water flushing and water sucking dissection stick is simple in structure, high in controllability, economical and practical.

The invention discloses a neurosurgical clinical hematocele preventive drainage surgery device which comprises a base. A fixing tank is arranged on the base, a lifting tank is arranged at the upper end of the fixing tank, a lifting seat is arranged at the upper end of the lifting tank, a bed board is arranged at the upper end of the lifting seat, a first slide seat is arranged in the lifting seat,the upper ends of first threaded sliders are connected with the bed board, a vertical frame is arranged on a side of the base, a mounting frame is arranged at the upper end of the vertical frame, anelectric push rod is arranged at the lower end of the mounting frame, a therapy facility mounting frame is arranged at the lower end of the electric push rod, and a drainage surgery tank is arranged at the lower end of the mounting frame. The neurosurgical clinical hematocele preventive drainage surgery device has the advantages that the neurosurgical clinical hematocele preventive drainage surgery device is stable in structure and easy and convenient to assemble and can be stably operated, mounting requirements of different therapy facilities can be met, and hematocele preventive drainage treatment can be implemented by the aid of the neurosurgical clinical hematocele preventive drainage surgery device; the neurosurgical clinical hematocele preventive drainage surgery device is convenientto adjust and can be adjusted in different directions; the neurosurgical clinical hematocele preventive drainage surgery device is convenient to use, and current service requirements can be met by the neurosurgical clinical hematocele preventive drainage surgery device.