638 results about "Draining sinus" patented technology

An automated urinary output monitoring system includes a urine collection assembly, a scale, and a pump. The urine collection assembly includes a urinary catheter coupled to a first drainage tube. The interim container coupled to the first drainage tube and a second drainage coupled to a final container. The scale measures the weight of urine collected in the final container and a display can depict the volume of urine collected in the final container. A vacuum pump can be coupled with the final container to draw urine from the interim container into the final container, and an air vent can isolate the patient from the vacuum within the final container. The system can be configured to wirelessly transmit urine volume data to an external computing device. A gyroscope can be coupled with the scale to determine the orientation of the scale.

The invention belongs to the technical field of medical instruments, and discloses a dynamic pressure adjusting thoracic surgery anti-blocking drainage system which comprises a drainage tube, a drainage bag, a backflow tube, a positioning disc, an electric rotating disc, a blade, an electric vacuum pump and a monitoring mechanism. A drainage tube and a return tube are arranged on the special-shaped tee joint; the tail end of the return pipe is connected with the input end of the electric vacuum pump; the output end of the electric vacuum pump communicates with the drainage bag; a protective shell is arranged on the positioning disc; an electric turntable is arranged on the protective shell, a plurality of blades are arranged at the tail end of a movable rod of the multi-stage medical electric push rod, and a monitoring mechanism is arranged on the protective shell. The internal pressure of the thoracic cavity is monitored in real time, the drainage process is accurately controlled in combination with other physical sign data, and the proper pressure of the thoracic cavity is maintained to improve drainage efficiency; a real-time monitoring and abnormity identification function can timely perceive drainage abnormity; normal saline flushing and mechanical crushing are combined, so that the drainage tube is smooth; the drainage process is comprehensively evaluated in combination with various monitoring data, and potential risks are found as early as possible.

The invention provides a thoracic cavity closed drainage puncture outfit and a use method thereof.The outer wall of the bottom end of a drainage tube is evenly provided with a plurality of drainage grooves penetrating through the inner wall, the outer wall of the top end of the drainage tube is fixedly connected with a fixing valve, the top end of the drainage tube is fixedly connected with a three-way valve, and an inner core is arranged in the drainage tube; the inner core comprises a puncture needle head positioned in the bottom end of the drainage tube; the top of the puncture needle head extrudes the drainage fin, so that the middle of the drainage fin protrudes outwards to support peripheral tissues, and after the middle of the drainage fin protrudes outwards, on one hand, a fixing effect can be achieved, on the other hand, the drainage groove can be prevented from being blocked, and the problem of unsmooth drainage is effectively avoided; meanwhile, the puncture needle head completely retracts into the drainage tube, so that secondary injury of the puncture needle head to a patient can be effectively avoided, drainage and puncture operation can be completed at a time, and pain of the patient can be reduced.

The invention belongs to the technical field of medical instruments, and particularly relates to a thoracic surgery anti-clogging nursing drainage device which comprises a drainage bottle fixedly connected with a drainage tube. The rolling mechanism is arranged outside the drainage tube and is used for assisting drainage and reducing blockage; the heating mechanism is arranged in the rolling mechanism and used for heating to reduce blockage, the heating mechanism comprises a plurality of heating rods, and the heating rods are arranged in the pressing roller in a penetrating mode; and the limiting mechanism is arranged on the shell and is used for fixing the position of the shell on the drainage tube. Liquid in the drainage tube can be pushed to move through extrusion of the pressing roller of the rolling mechanism, drainage is assisted, blockage is reduced, the liquid in the drainage tube can be heated through the heating rod of the heating mechanism, and the situation that the drainage tube is blocked due to the fact that blood clots are formed in the drainage liquid when the temperature is low is reduced.

The invention belongs to the technical field of medical drainage, and discloses a pressure self-adjusting drainage device which comprises a drainage water seal bottle and an inclined anti-dew mechanism. The inclined anti-dew mechanism is arranged on the drainage water seal bottle; the drainage water seal bottle comprises a bottle body, a liquid collecting cavity, a water seal cavity and a negative pressure control cavity are formed in the bottle body, a drainage pipe capable of being communicated with the liquid collecting cavity is arranged on the bottle body, a water seal pipe is fixedly communicated with the interior of the water seal cavity, a communicating pipe is communicated between the liquid collecting cavity and the water seal pipe, an air breather pipe is fixedly communicated with the interior of the negative pressure control cavity, and the air breather pipe is communicated with the negative pressure control cavity. The bottle body is communicated with a negative pressure pipe which can be communicated with the negative pressure control cavity; the inclined anti-dew mechanism comprises a fixing sleeve. By means of the design, the situation that pneumothorax is developed into open pneumothorax due to the fact that the end of the water sealing pipe is exposed can be avoided, then the sealing performance of the drainage device is guaranteed, air backflow is avoided, and meanwhile it is guaranteed that the drainage device can normally work in an inclined state.

The application discloses a thoracic surgery puncture drainage device, relates to the technical field of medical puncture drainage, and comprises a drainage needle, a drainage tube communicated with the drainage needle, and a negative pressure component communicated with the drainage tube. The negative pressure component comprises an inflatable rubber tube and a shell. An adjusting assembly matched with the inflatable rubber tube is installed on the shell, and the adjusting assembly is used for driving the inflatable rubber tube to stretch and deform. The thoracic surgery puncture drainage device can adaptively drain liquid according to the fluctuation frequency and fluctuation degree of the thoracic cavity when draining the thoracic cavity effusion, effectively reduces the damage to the thoracic cavity, can pressurize and dredge when the drainage tube is slightly blocked, can backwash and dredge when the drainage tube is highly blocked, realizes the integration of dredging and drainage, avoids the backwash and dredging air from entering the drainage device to cause drainage infection, has higher safety, and is more convenient to operate.

The invention relates to the technical field of medical instruments, in particular to a negative pressure flushing type rectal anastomotic fistula treatment device with a blocking balloon, which comprises a drainage tube, a balloon, an annular sponge sleeve, a water injection tube and a filling tube, the balloon is arranged at the near end of the drainage tube, and the filling tube is communicated with the balloon and used for filling media into the balloon to block an enteric cavity; the annular sponge sleeve wraps the outer side of the drainage tube below the balloon, and a side hole II is formed in the section, wrapped by the annular sponge sleeve, of the drainage tube; the water injection pipe is arranged on the drainage pipe and used for injecting flushing fluid into the annular sponge sleeve area. The far end of the drainage tube is used for being connected with a negative pressure device so that a continuous negative pressure drainage environment can be formed in the annular sponge sleeve area, the negative pressure flushing type rectum anastomotic fistula treatment device with the blocking balloon does not need to be placed under an endoscope and only needs to be placed under direct vision of an anoscope, and operation is easy; near-end intestinal juice can be blocked, and the influence of the intestinal juice on healing of an anastomotic stoma is reduced.

The invention discloses a self-breaking outer drainage tube, and relates to the technical field of medical instruments, the self-breaking outer drainage tube comprises a tube body, and the tube body comprises a drainage part, a breaking part, a leading-out part and a puncture part; the drainage part and the fracture part are both made of degradable materials; the hole wall thickness of the circulation hole at the fracture part is smaller than the hole wall thickness of the circulation hole at the drainage part; during surgical operation, the degradable inner drainage part is placed in the pancreatic duct, the fracture part crosses the anastomotic stoma by 7-8 cm and crosses the biliary-intestinal anastomotic stoma, and the leading-out part walks in the enteric cavity to a proper position, penetrates out of the intestinal wall and is led out of the body through the abdominal wall. Cutting the puncture part to expose the outlet of the circulation hole, and discharging the body fluid through the circulation hole; after a certain period of time after the operation, the fracture part is automatically fractured under the action of pancreatic juice, the leading-out part is pulled out, the degradable drainage part continues to be degraded in the body and maintains the drainage function, and finally the drainage part is absorbed by the body or discharged out of the body without being taken out through the operation.

The invention belongs to the technical field of medical instruments, and particularly discloses a drainage device for critical patients, which comprises a fixing ring, a communicating ring arranged above the fixing ring, a socket ring arranged above the communicating ring, a plurality of drainage bottles placed at the bottommost part, and a multi-stage reduction gear set arranged below the fixing ring, a plurality of radially arranged commutation holes are annularly and uniformly formed in the communicating ring, each commutation hole is communicated with the drainage bottle through a commutation pipe, a drainage pipe is inserted into the upper end of the socket ring, and an intermittent mutation type commutation mechanism is arranged in the fixing ring. Through the intermittent sudden change type conversion mechanism, intermittent instantaneous switching of the drainage pipeline among a plurality of independent collection containers is realized, so that a continuous drainage process is discretized into a plurality of independent time slices for sample storage, and dynamic process information of drainage liquid characters is completely reserved; meanwhile, the same power source is used for driving the odor purification unit in a linkage mode, and the problem of odor dissipation in the drainage process is efficiently solved.

The utility model discloses a wound and stoma exudate drainage device which comprises a drainage tube, a leakage-proof mechanism and a fixing mechanism, and is characterized in that the leakage-proof mechanism comprises a clamping mechanism detachably mounted on the drainage tube, a leakage-proof cover fixedly connected to the clamping mechanism, and an air cushion base detachably mounted at the bottom end of the leakage-proof cover; the fixing mechanism comprises fixing belts fixedly connected to the two sides of the air bag cushion, a plurality of hanging pieces arranged on the fixing belts and air bag sleeves detachably installed on the hanging pieces. Skin friction is reduced through the air cushion base, penetrating fluid seeping from a wound and a stoma can be guided to be directly collected into the waste liquid bag so as to maintain the sanitary environment, stable connection of the drainage tube is guaranteed through a clamping mechanism of the rotary sleeve and the threaded connector, and the comfort, hygiene and safety in use are comprehensively improved.

The utility model relates to the technical field of medical instruments, in particular to a maxillofacial region ice compress device. The ice compress cover comprises a cover body, two fixing assemblies and an ice compress assembly, the ice compress assembly comprises a pair of first soft rails which are arranged in parallel, a pair of second soft rails which are arranged below the first soft rails and are parallel to the first soft rails, and a pair of upper jaw ice compress bags which are sequentially connected between the two first soft rails in a sliding manner from left to right; the pair of lower jaw ice compress bags and the chin ice compress bags are sequentially arranged between the first soft rails and the second soft rails in a sliding connection mode from left to right, and the chin ice compress bags are arranged between the two second soft rails in a sliding connection mode; a first sealing channel allowing the drainage tube to penetrate is formed in the middle of the maxillary ice compress bag in the thickness direction in a penetrating mode, and a first guide through groove used for being matched with the first sealing channel to allow the drainage tube to transversely move is formed in the position, located below the maxillary ice compress bag, of the cover body. According to the device, ice compress can be selectively conducted according to the operation area of a patient, and meanwhile compression on the drainage tube can be avoided.

The present invention discloses a pressure-proof hepatobiliary surgical nursing drain, comprising a built-in box for placing a drainage bag, a plurality of pressure-proof components for resisting external pressure being evenly arranged on the outside of the built-in box, and a protective cover for protecting the pressure-proof component being arranged on the outside of the pressure-proof component. Through the use of the built-in box, the drainage bag can be placed in the built-in box to form a drain with a protective shell, thereby improving the safety of the drainage bag. Through the use of the pressure-proof component and the protective cover, the drain can be further protected, effectively resisting and dissolving external pressure, achieving a safe effect of the drain, and avoiding the occurrence of pressurized reflux. Through the use of the first locking airbag and the second locking airbag, the drainage tube connected to the drainage bag can be fixed in two ways to form a stage positioning structure, thereby effectively avoiding slippage due to external force.

The invention discloses a peritoneal drainage flushing device based on multi-dimensional parameter monitoring and a negative pressure regulation and control system, and belongs to the technical field of peritoneal drainage. The peritoneal drainage flushing device and negative pressure regulation and control system based on multi-dimensional parameter monitoring comprises a device support, a multi-channel rotary valve and two negative pressure pumps, a flow guide pipe and a backflow pipe are arranged between the two negative pressure pumps and the multi-channel rotary valve, and pipeline detection modules are installed on the flow guide pipe and the backflow pipe. The peritoneal drainage device solves the problems that an existing peritoneal drainage device is not ideal in treatment effect and affects the treatment effect when a drainage tube is blocked, early intervention is carried out by adjusting a negative pressure pump, a multi-channel rotary valve and a three-way electromagnetic valve, targeted treatment is automatically triggered at the early stage of complications through continuous and multi-dimensional monitoring, and the treatment effect is effectively improved. The tube blocking rate, the abdominal infection rate and the abdominal hypertension syndrome occurrence rate are remarkably reduced, the pain of a patient is relieved, the recovery time is shortened, and personalized and self-adaptive adjustment is carried out according to the physical state of the patient.

The drainage device comprises a fixing disc, a drainage tube and a drainage bottle, the lower surface of the fixing disc is fixedly connected with a drainage bottle cap, the drainage bottle cap is provided with a quick connection assembly, the lower surface of the fixing disc is fixedly connected with a supporting column, the lower end of the supporting column is fixedly connected with a base, and the base is fixedly connected with the drainage tube. By designing the quick connection assembly on the bottle cap, the drainage tube can be quickly positioned and inserted into the drainage bottle, so that installation is convenient, the drainage bottle can be quickly replaced by the replacement assembly, the medical efficiency is improved, the drainage tube is kept stable in the drainage bottle replacement process, and the drainage tube is prevented from being damaged. The drainage tube does not swing greatly, so that the connecting part of the drainage tube and the patient does not shake, the risk that the pain of the wound of the patient is aggravated due to swinging of the drainage tube is further reduced, and the risk of medical accidents is reduced while the comfort of the patient is improved.

A surgical instrument for percutaneous transhepatic choledochoscope diagnosis and treatment is used for establishing a first-stage surgical channel of the percutaneous transhepatic choledochoscope and sinus tract forming of staging surgery, and the surgical instrument system is composed of a surgical working channel sheathing canal and a sinus tract forming drainage tube. The operation working channel sheathing canal is provided with a straight pipe, a bent pipe, an adjustable bending design and an adjustable bending device so as to adapt to all levels of bile ducts to walk, is provided with an anti-squashed pipe body or a variable-diameter material or a variable-diameter device pipe body, a controllable negative pressure connector, an endoscope insertion channel, a sealing cap and an instrument channel, and is provided with an expansion pipe, so that the sheathing canal can be conveniently and smoothly placed into the biliary tract; the sinus tract forming drainage tube body is of a reducing structure, adapts to the volume of a bile duct cavity, is provided with a pigtail-shaped anti-falling device, a fixing line and other anti-falling devices, reduces falling of the drainage tube, is provided with a side hole, can achieve the bile drainage function, is provided with a fixed Luer taper and a movable Luer taper, facilitates imbedding of the sinus tract forming drainage tube in different operation scenes, and is convenient to use. The device is used for improvement and smooth implementation of percutaneous transhepatic choledochoscope surgery.

The utility model discloses a pancreatic duct support drainage tube for pancreatic surgery, and relates to the technical field of drainage tubes, the pancreatic duct support drainage tube comprises a drainage tube body and an insertion port, two rollers are arranged outside the drainage tube body, one of the rollers is rotatably connected with a handrail, the other roller is rotatably connected with a U-shaped column, and the U-shaped column is connected with the insertion port. The rolling wheels are attached to the outer wall of the drainage tube body, two connecting columns are fixedly connected to the sides, close to the rolling wheels, of the handrails, and extrusion pieces are arranged between the U-shaped columns and the ends of the connecting columns. The rolling wheels, the handrail, the U-shaped column, the connecting column and the like are arranged outside the drainage tube body, and the extrusion part is arranged between the U-shaped column and the connecting column, so that when blockage occurs in the drainage tube body, blockages in the drainage tube body can be quickly extruded out, the operation is convenient, the efficiency is higher, and the risk that the infection of a patient is increased due to the fact that drainage liquid is smooth and inconvenient is avoided.

The invention discloses a film water collection negative pressure system for an antibacterial operation. The film water collection negative pressure system comprises a water collection main body, a waterproof film and a negative pressure drainage tube. The shape of the water collecting main body is configured to surround a water collecting area on the outer side of a surgical incision on the body surface of a patient, and microporous structures facing the stoma of the human body are distributed on the water collecting main body; the water collecting main body and the water collecting area are covered with the waterproof thin film, the waterproof thin film is provided with a surgical operation opening corresponding to the stoma of the human body in position, and the waterproof thin film is further provided with a liquid passing hole facing the micropore structure; the head end of a tube body of the negative pressure drainage tube is connected with the micropore structure in an attached mode. And the tail end of the tube body of the negative pressure drainage tube is communicated and connected with a negative pressure source. Sterile normal saline for lavage incision can be prevented from flowing to an operating table, a bed sheet and the ground along the body of a patient, the sterile environment of an operation area is guaranteed, the risks of low body temperature, postoperative infection and the like in the operation of the patient are reduced, and the experience of the patient in the perioperative period is improved.

The invention discloses a negative pressure drainage device for auricle reconstruction. The negative pressure drainage device comprises a fixing part, a negative pressure device, a regulation and control assembly and a drainage tube, the fixing piece is detachably connected with the negative pressure device and is used for fixing the negative pressure device in the drainage area; the negative pressure device is used for generating drainage negative pressure and maintaining drainage pressure and comprises a syringe, one end of the syringe is connected with the regulation and control assembly, a push rod is inserted into the other end of the syringe, and the drainage negative pressure can be generated after the push rod slides in the syringe; and a pressure stabilizing ring is arranged on the push rod. The whole structure is small, can be pasted behind the ear through the fixing paste, is convenient to carry and does not affect the action of a patient; the fixing paste fixes the syringe through the silica gel buckle, so that the syringe is convenient to disassemble and fix, the replacement is convenient, the operation is simple, and the labor intensity of medical staff is reduced; a pressure stabilizing ring is matched with a pressure regulating hole to regulate the pressure, so that the operation is simple; and different drainage pressures can be generated by utilizing different pressure adjusting holes, so that the use flexibility is improved.

The present invention provides a closed chest drainage device, including a drainage tube and a drainage bottle assembly; the first end of the drainage tube is flexibly connected to an adaptive airbag, which moves down to the accumulation of effusion in the chest cavity under the action of gravity; the interior of the adaptive airbag is also provided with a drainage channel, the drainage channel is provided with a first one-way valve and a second one-way valve, and a pressure difference driven diaphragm and a corresponding chamber are provided on the periphery of the adaptive airbag, the pressure difference driven diaphragm swings back and forth with the change of the internal pressure of the chest cavity, so that the drainage channel forms a negative pressure to introduce the effusion into the drainage channel through the first one-way valve. The present invention can reduce the difficulty of intubation and can completely drain the effusion in the chest cavity.

The invention discloses a thoracic cavity exhaust and drainage device based on the Tesla valve principle, and belongs to the technical field of medical instruments, the thoracic cavity exhaust and drainage device comprises two drainage tubes, namely an exhaust drainage tube and a drainage drainage tube; the exhaust pipe is detachably connected and communicated with one end of the exhaust drainage pipe, and the other end of the exhaust drainage pipe is detachably connected and communicated with one of the through pipes of the puncture trocar; the liquid discharge tube is detachably connected and communicated with one end of the liquid discharge and drainage tube, and the other end of the liquid discharge and drainage tube is detachably connected and communicated with the other through tube of the puncture trocar; and the bacteria isolation cover is detachably arranged on the puncture trocar and is used for preventing the puncture part from being infected in the drainage process. The bacteria isolation cover is arranged, so that infection caused by the fact that a puncture position is not effectively protected in the drainage process is prevented.

The utility model discloses an abdominal cavity drainage tube which comprises an outer sleeve and a liquid suction tube arranged in the outer sleeve in a sleeved mode, a flushing cavity is formed between the outer sleeve and the liquid suction tube, the outer sleeve is connected with a flushing tube, a plurality of flushing holes are formed in the side wall of the outer sleeve, the flushing holes are communicated with the flushing cavity, and the liquid suction tube is communicated with the flushing cavity. And a plurality of connecting pipes are arranged between the outer sleeve and the pipette. According to the utility model, the drainage tube is inserted into the body of a patient, the flushing tube is connected with the flushing equipment, and the liquid suction tube is connected with the drainage equipment, so that flushing fluid can enter the flushing cavity from the flushing tube and then enter the body of the patient for flushing, effusion can enter the liquid suction tube from the connecting tube for drainage, and the flushing fluid and the effusion are respectively positioned in different tubes; and the peritoneal cavity of the patient can be washed clean, so that secondary infection is avoided.

The invention discloses a drainage tube fixing device for hepatobiliary, pancreatic and spleen surgery drainage, and relates to the technical field of medical drainage tube fixation, the drainage tube fixing device comprises a fixing unit, and the fixing unit comprises two groups of lifting caps, a first clamping cylinder, a second clamping cylinder and a fixing piece; the rotating unit comprises a connecting plate, a plurality of groups of mounting seats, a bonding surface and a binding belt; the magic tape comprises an annular hair surface. The drainage tube has the advantages that the position of the drainage tube can be flexibly adjusted, and pressure and traction on a wound area are reduced at the same time. The holder can alter the path of the drainage tube without increasing the pain of the patient. In addition, the drainage tube can be stably fixed, unnecessary movement is avoided, and therefore stimulation to a patient is reduced. And the hinged opening and closing of the first clamping cylinder and the second clamping cylinder do not need to be sleeved from the root of the drainage tube for use, so that the inconvenience and potential risk caused by stroking the wire are effectively avoided.

The present invention relates to the field of drainage tube fixation technology, and in particular to a drainage tube fixer, comprising a breathable patch, the breathable patch is arranged on the inner side of the anterior superior iliac spine of a human body, a patch is fixedly installed on the top of the breathable patch, a first bandage and a second bandage are arranged on the top of the patch, the first bandage and the second bandage are cross-connected, a sliding mechanism is arranged on the top of the patch, a fixing mechanism is arranged on the top of the breathable patch, and a fixing cylinder is arranged below the first bandage and the second bandage. The advantages are: the breathable patch is arranged on the inner side of the anterior superior iliac spine of a human body, the displacement of the fixer during use is reduced, and personalized adjustments can be made to meet the needs of patients of different body shapes, the drainage tube is avoided from being squeezed by fat, and the stability of the fixer is enhanced. The drainage tube passes through multiple through holes and is fixed by the first bandage, the second bandage and the fixing cylinder in multiple layers, which effectively prevents the displacement or falling off of the drainage tube, thereby enhancing the fixing effect.

The invention relates to the technical field of external thoracic drainage, and particularly discloses a drainage device for thoracic surgery nursing, which comprises a bottle body and a collecting cavity, the collecting cavity is arranged on the bottle body, the bottle body is provided with a water seal cavity and a pressure regulating cavity, the collecting cavity is used for collecting hydrops and gas discharged from the thoracic cavity of a patient, and the water seal cavity discharges the gas in the body of the patient in the form of bubbles. The pressure adjusting cavity is used for adjusting and maintaining the negative pressure level of the drainage device, the collecting cavity is connected with a drainage tube, and the monitoring assembly is arranged in the collecting cavity, corresponds to the drainage tube and is used for monitoring the flow of accumulated liquid in the drainage tube and the negative pressure in the collecting cavity and judging whether the drainage tube is blocked or damaged or not. By monitoring the hydrops flow in the drainage tube and the negative pressure state in the collection cavity, whether the drainage tube is blocked or damaged or not is judged according to the hydrops flow and the negative pressure state, and when facing abnormal drainage, medical staff can give an alarm in time to inform the medical staff to quickly judge whether the drainage tube is blocked or is physically damaged.

The invention discloses a liver and gall drainage flushing device, which relates to the technical field of medical instruments and comprises a solution tank, an infusion pump, a drainage tube, a drainage tube and a liquid passing valve, a first solution cavity capable of containing flushing fluid, a second solution cavity for collecting drainage fluid and a third solution cavity for collecting waste fluid are formed in the solution box. A suction pipe is connected to a water inlet of the infusion pump and extends into the first solution cavity, and a liquid outlet pipe is connected to a water outlet of the infusion pump; the drainage tube is connected with a human body to drain body fluid; the liquid discharging pipe is used for discharging flushing liquid, and one end of the liquid discharging pipe is communicated with the third solution cavity; the liquid passing valve is provided with four interfaces, three interfaces are respectively connected with the liquid outlet pipe, the drainage pipe and the liquid discharge pipe, and the other interface is communicated with the second solution cavity. The operation steps of flushing the drainage tube can be reduced, drainage and flushing of the drainage tube are facilitated, and the drainage tube is prevented from being blocked.

The utility model discloses a novel drainage device for hepatobiliary surgery, and relates to the technical field of drainage devices. The collecting bag is connected with a drainage tube through a first connecting tube and a first connecting cap, the collecting bag is connected with a negative pressure suction ball through a second connecting tube and a second connecting cap, a first partition strip and a second partition strip are arranged on the inner side of the collecting bag, a plurality of drainage holes are formed in the side wall of the end, away from the collecting bag, of the drainage tube, and a plurality of scale marks are arranged in the side wall of the drainage tube. And the plurality of scale lines are colored lines. Along with the collection of the effusion by the collection bag and the reduction of the pressure in the negative pressure suction ball, the gas is discharged through the one-way valve II after the negative pressure suction ball is pressed, and the negative pressure in the negative pressure suction ball is increased, so that the negative pressure can be adjusted by simply pressing the negative pressure suction ball under the condition that the collected effusion is not discharged, the drainage process is effectively controlled, and the drainage efficiency is improved. The operation convenience and flexibility are improved; and stable connection of the drainage tube is realized by utilizing the anti-falling mechanism.

The invention discloses a gastrointestinal decompression drainage bottle with an extension function. The drainage bottle comprises a transparent bottle body and a drainage tube, the upper portion of the transparent bottle body is provided with a connector used for being connected with a drainage tube and a self-locking air exhaust nozzle. The connector is communicated with the interior of the transparent bottle body; the drainage bottle further comprises a pressure regulating mechanism; the pressure regulating mechanism comprises a pressure regulating cylinder arranged in the transparent bottle body and a pull head arranged above the transparent bottle body; the pressure regulating cylinder is vertically arranged, and the lower end of the pressure regulating cylinder is open and communicated with the transparent bottle body; a piston is arranged in the pressure adjusting cylinder in a sealed and sliding mode. The upper end of the piston is vertically connected with a telescopic sleeve; the uppermost end of the telescopic sleeve is connected with the pull head; the telescopic sleeve comprises a plurality of sections of sleeve single bodies which are sequentially sleeved in a sliding manner; through the innovative design of the pressure regulating mechanism, the extension function and the drainage tube and the optimization of materials, the gastrointestinal decompression drainage bottle has the functions of flexible adjustment of air pressure, reliable residue cutting and dredging, expandable capacity design and high biocompatibility.

The invention discloses a thoracic surgery nursing operation teaching model, which relates to the technical field of medical models and comprises a trunk model, a mounting plate, a puncture rubber plug, a hydrops bin, a tube connector, a hose, a syringe, a sealing cover, a sliding plug, a rubber bag and a puncture assembly. And the liquid pushing assembly is arranged on the syringe. The liquid pushing assembly drives the sliding plug to slide in the injection cylinder, then liquid in the injection cylinder is squeezed into the liquid accumulation bin, drainage liquid can enter an external drainage tube, simulation of closed drainage operation of the thoracic cavity is achieved, when the sliding plug moves to a fixed position, the puncture assembly penetrates into the rubber bag, and the drainage effect is improved. The marking liquid in the rubber bag flows into the syringe, the color of the liquid in the syringe becomes red, drainage operation under the active bleeding condition is simulated, in addition, drainage liquid with the light color in the early stage can be simulated, and drainage liquid in the later-stage active bleeding can be simulated. And the emergency handling capability of green medical personnel can be greatly improved.

The utility model relates to a three-cavity drainage tube which comprises a main tube, and a plurality of drainage holes are evenly formed in the tube wall of the head end of the main tube at intervals. A flushing cavity and an air cavity are formed in the pipe wall of the main pipe, the flushing cavity is connected with a flushing pipe outside the main pipe, and a flushing hole is formed in the inner wall of the main pipe and communicated with the flushing cavity; the air cavity is connected with an air pipe outside the main pipe, an air hole is formed in the inner wall of the main pipe and communicated with the air cavity, a balloon is installed in the main pipe and is an elastic pipe body, the outer ring walls of the two ends of the pipe body are fixed to the inner wall of the main pipe in an adhesive mode respectively, and the middle of the outer wall of the pipe body right faces the air hole. The pipe wall, close to one side of the air hole, of the pipe body is jacked by air to deform and is close to the pipe wall on the opposite side to be partially attached, and the purpose of radial plugging in the main pipe is achieved. The balloon is a section of elastic tube body, and the outer ring walls at the two ends of the tube body are respectively adhered and fixed with the inner wall of the main tube, so that the operation is more convenient in actual production.

The invention relates to the technical field of medical equipment, in particular to a multifunctional pleuroperitoneal fluid drainage device and system for treating lung injury, the device comprises a drainage tube, the drainage tube is communicated with a plurality of negative pressure tubes, and the ends, away from the drainage tube, of the negative pressure tubes are communicated with a negative pressure machine used for generating negative pressure suction force; the drainage tube is communicated with a plurality of flushing tubes used for conveying flushing fluid, the outer wall of the drainage tube is further provided with a wriggling mechanism used for externally pushing the drainage tube, the wriggling mechanism comprises a fixed groove body and a pushing wheel, the drainage tube is located in the fixed groove body, and the pushing wheel abuts against the drainage tube; an opening and closing mechanism is arranged on the side, close to the drainage tube, of the fixed groove body and used for communicating the flushing tube with the drainage tube based on pressing of the pushing wheel; the drainage tube is used for reducing the risk of blockage of the drainage tube and maintaining the stability of suction pressure so as to keep continuous extraction of hydrops in the thoracic cavity of a patient.