1126 results about "Drainage bags" patented technology

Disclosed herein is a system, apparatus and method directed to automated adjustment of a positioning of a drainage bag based on at least an amount of tension within a tubing extending from the drainage bag. The system, apparatus and method pertain to an automated drainage bag actuation system that includes at least a first railing, a control box coupled to the first railing and configured to receive mounting fasteners that couple a drainage bag to the control box, the control box including a tension load cell sensor, a first motor, and circuitry electrically coupled to the first motor and the tension load cell sensor. The circuitry is configured to receive data from the tension load cell sensor indicating an amount of tension in tubing extending from the drainage bag and transmit one or more electrical signals to activate the first motor causing adjustment of a positioning of the drainage bag.

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 utility model relates to the technical field of drainage bags and discloses an anti-backflow drainage bag which comprises a drainage bag body and a drainage tube, a drainage connector is arranged in the center of the upper end of the drainage bag body, an anti-backflow assembly is arranged at the upper end of the drainage connector, and a liquid outlet in the lower end of the drainage tube is connected with the upper end of the anti-backflow assembly. A side frame is arranged on one side of the back of the drainage bag body. According to the anti-backflow drainage bag, by arranging the fixing blocks, the side frames can be fixedly installed conveniently, when the anti-backflow drainage bag is fixed to the body of a patient, the side frames can limit the position of the drainage bag body, the drainage bag body is effectively prevented from being tightly attached to the skin of the patient, the air permeability between the drainage bag body and the skin of the patient is guaranteed, and the comfort of the patient is improved.

The invention relates to the technical field of medical equipment, in particular to an anti-blocking device of chronic kidney disease dialysis equipment and an anti-blocking method thereof.The anti-blocking device comprises a dialysis bag, a placement tube and a drainage bag, and a second catheter is communicated between the drainage bag and the placement tube; the placing pipe and the second guide pipe are both communicated with anti-blocking assemblies, each anti-blocking assembly comprises a circulation cavity and a driving box, a driving cavity is formed in each driving box, a driven assembly is rotationally connected into each driving cavity, an opening assembly is arranged on the side, located in the corresponding circulation cavity, of each driven assembly, and a conveying assembly is arranged on the side, located in the corresponding driving cavity, of each driven assembly; the driven assembly is sleeved with a turbine assembly, a transmission gear is arranged between the driven assembly and the turbine assembly, and a spring for driving the driven assembly and the turbine assembly through the transmission gear is arranged between the turbine assembly and the driven assembly. The blockage condition in the guide pipe is sensed through the rotating speed of the turbine assembly, and the defibrinase for digesting protein clots is automatically conveyed when the guide pipe is blocked, so that the aim of automatically treating the blockage of the guide pipe is fulfilled.

The utility model relates to the technical field of medical instruments, in particular to a urethral catheterization device which comprises a urethral catheter and a storage assembly, the storage assembly comprises a hook, a diversion bag and a urine receiving bag, the end, away from the diversion bag, of the urethral catheter is inserted into the bladder from the urethra to guide urine, and the drained urine is guided into the diversion bag through the urethral catheter to be stored. When the urine in the flow guide bag reaches a certain amount and needs to be poured out, the urination opening of the flow guide bag is opened, the urine is guided into the urine receiving bag, after the urine in the flow guide bag is guided out, the urination opening is closed, the urine receiving bag is taken down from the flow guide bag, and the urine is discharged and poured out through the urine receiving bag discharging opening. Urine cannot flow out when catheterization is performed or the urine receiving bag is taken down, and the problem that residual urine flows out to cause environmental pollution when the urine in the liquid storage bag is detached and poured out in an existing catheterization device is solved.

The invention relates to the technical field of drainage control, in particular to an intelligent cerebrospinal fluid drainage rate and pressure cooperative control system and method. The system comprises a drainage pipeline module, a positioning adjustment module, an intelligent pump control module, a monitoring sensing module, a cooperative control module and a man-machine interaction module, and can be used for establishing a cerebrospinal fluid drainage channel and being connected with a drainage bag; a laser positioning pen fixed on the infusion rod emits a laser beam which is horizontal to a preset drainage plane and adjusts the hanging height; an infusion pump and a pump body controller drive cerebrospinal fluid to flow according to set parameters and generate flow velocity, flow and drainage time control signals, meanwhile, real-time intracranial pressure data, real-time flow and flow velocity data and physical sign data are collected, and a drainage height adjusting instruction or a pump control parameter adjusting instruction is generated; cooperative control over the drainage rate and the intracranial pressure is achieved, and system operation parameters, patient monitoring data and the drainage state are displayed. The drainage device can accurately control the drainage amount of cerebrospinal fluid.

The utility model discloses a disposable drainage bag which comprises a first bag body, and the first bag body comprises a liquid storage bag with a bag connecting end and a drainage bag connector fixedly connected with the bag connecting end; the bag connecting end is provided with oppositely connected bag opening film layers; the drainage bag connector is provided with a body tube and a wing structure integrally arranged on the outer side wall of the body tube. One end of the body pipe and the wing structure are welded between the bag opening film layers, and the wing structure is flatly laid between the two bag opening film layers; the wing structure comprises connecting sheets symmetrically distributed on the two sides of the body pipe. The bag connecting end is provided with more than two welding seam strips for oppositely welding the bag opening film layers; the connecting sheet at least continuously extends from one weld strip to another weld strip.

The invention relates to the field of medical instruments, in particular to a postoperative effusion drainage device which comprises an outer sleeve, an inner sleeve, a supporting structure and a positioning plug. When the device needs to be used for abdominal cavity postoperative channel drainage, the supporting structure is in a closed state in an initial state, at the moment, the positioning plug plays a role in relatively fixing the inner sleeve at a port of the rear end of the outer sleeve, and the rear end of the inner sleeve is connected with a negative pressure drainage bag or an injector to suck or suck hydrops. When the device is conveyed to a preset position, the inner sleeve is forcibly pulled backwards, the inner sleeve axially moves backwards relative to the outer sleeve, the supporting structure is compressed, the middle section hunches outwards, and the interior of the channel is expanded; in the expanding and supporting process, when the supporting structure is in a negative pressure state, effusion in the suction channel is collected into the supporting structure, and under the negative pressure suction effect of the rear end of the inner sleeve, the effusion is continuously drained.

A drainage bag system for urinary collection includes a urinary drainage bag having a first inlet and an inlet valve for regulating a flow of urine from a catheter into the urinary drainage bag via the first inlet, an outlet, and an outlet valve for regulating a flow of urine out of the urinary drainage bag. The drainage bag system further includes a receptacle bag of a foil or sheet material for emptying the urinary drainage bag and having a receptacle compartment for storing urine and a connector for providing a connection between the receptacle bag and the urinary drainage bag. The connector provides a second inlet constituting a receptacle inlet to the receptacle compartment when connected to the receptacle bag such that urine can flow into the receptacle compartment.

The invention discloses an intelligent drainage liquid monitoring and alarming device based on weight sensing, and the device comprises a connecting plate which is constructed to be of a plate body structure with a mounting plane; the fixing assembly is arranged on the connecting plate and used for connecting the connecting plate to a sickbed guardrail; the hanging weighing module is arranged on the connecting plate and used for hanging a drainage bag; the control panel is arranged on the connecting plate and is used for regulating and controlling the suspended weighing module; the alarm module is arranged on the connecting plate, receives a signal of the suspended weighing module and gives an alarm; the protection assembly is connected to the connecting plate; the protection assembly at least has a protection state in which the protection assembly covers the suspension weighing module, the control panel and the alarm module and an opening state in which the suspension weighing module, the control panel and the alarm module are exposed. According to the application, the weight change of the drainage liquid can be accurately monitored in real time, and the data can be deeply analyzed and intelligently processed.

The utility model discloses an anti-backflow drainage bag, which belongs to the technical field of medical auxiliary equipment, and comprises a drainage bag, the top of the drainage bag is provided with an insertion port, and the bottom of the drainage bag is provided with a liquid outlet; comprising a drainage tube, one end of the drainage tube is connected with an insertion port, and the other end of the drainage tube is provided with a silica gel branch pipeline; comprising a flow choking device, a pipe hole is formed in the flow choking device, and the flow choking device is detachably connected with the outer wall of the drainage pipe through the pipe hole; the flow choking device comprises a shell, a clamping block and a motor are arranged in the shell, one side of the clamping block is located in the pipe hole, the clamping block is in contact connection with the outer wall of the drainage pipe, the clamping block is slidably connected with the shell through a sliding rail, a screw hole is formed in the side, away from the pipe hole, of the clamping block, and the screw hole is connected with the motor through a screw rod; a toppling sensor is arranged in the shell and electrically connected with the motor.

An intermittent catheter package including a plurality of components and a catheterization tray configured to facilitate a catheterization procedure. The plurality of components include a urinary catheter fluidly connected to a urine-drainage bag and a sampling-port access device configured to fluidly connect to a urine-sampling port of the urinary catheter or the urine-drainage bag for aseptic collection of one or more urine samples.The catheterization tray includes at least a first compartment, a second compartment, a third compartment, and a fourth compartment. The second compartment is connected to the third compartment Step-by-step surface instructions for performing the catheterization procedure are incorporated into the catheterization tray.

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 an embedded skull repair material structure, a drainage device and a standby ventricular puncture guide plate, the embedded skull repair material structure comprises a skull repair material, an epidural drainage structure, a double-cavity catheter and an anti-reflux drainage bag, the skull repair material is vault-shaped, and the epidural drainage structure is located on one side of an inner concave surface of the skull repair material; according to the epidural drainage device, the epidural drainage structure is additionally arranged, the epidural bloody liquid between the skull repair material and the epidural is drained, the occupied space of the drainage tube is reduced in the drainage process, the drainage tube is inserted into the epidural drainage structure, and the epidural bloody liquid is drained out and discharged out of the body. The epidural drainage device has the advantages that the epidural bloody liquid between the skull repair material and the epidural is drained through the additional arrangement of the epidural drainage structure; by means of the structure, the drainage tube is prevented from extruding the dura mater, the drainage safety after the skull repair material is implanted is improved, the structure transfers the drainage part from the exterior of the repair material to the exterior of the dura mater, the hematoma forming rule is better met, and the drainage efficiency of epidural bloody liquid can be improved by arranging a plurality of drainage grooves.

The utility model discloses a bladder irrigation device which comprises an irrigation bag, a liquid medicine bag, a catheter, a heater and a drainage bag, wherein a hook is arranged at the top of the irrigation bag; the tops of the flushing bag and the liquid medicine bag are connected with an exhaust pipe, the bottoms are respectively connected to the head end of the main catheter through connecting branch pipes, and clipping devices are respectively arranged outside the connecting branch pipes; the middle of the main guide pipe is connected with a heater which is internally provided with a conical spiral heating pipe; the tail end of the main catheter is connected with the flushing branch and the drainage branch; the tail end of the drainage branch tube is connected with a drainage bag, and a clipping device is arranged on the drainage branch tube. Liquid flowing through the heater is heated through the conical spiral heating pipe, the length of the liquid flowing through the heater is increased, the heating time of the liquid flowing through the heater is prolonged, even if the flow speed of the liquid is high, the liquid can be kept at the proper temperature, and the comfort of a patient is improved; the device can have high flow speed only by being hung at the position higher than the human body, and observation or operation of the device is facilitated.

The invention belongs to the technical field of ascites drainage equipment, and particularly relates to gastroenterology department clinical ascites drainage equipment which comprises a drainage bag, and a drainage tube is mounted at the top of the drainage bag; the device is characterized in that the drainage bag is placed in an adjusting mechanism, the adjusting mechanism comprises a base, a plurality of universal wheels are installed at the bottom of the base, a hollow fixing column is fixedly installed at the top of the base, and an electric push rod is fixedly installed in the fixing column; the electric push rod is controlled through the adjusting button, so that the electric push rod drives the adjusting column and the storage frame to move to a proper height and then stops, and a drainage bag is placed in the storage frame. The drainage bag is arranged at a proper position, the situation that the placement position is too high or too low is avoided, meanwhile, the drainage bag is placed in the storage frame to have a special placement place, and meanwhile the situation that the drainage bag is damaged or internal ascites flows back due to the fact that the drainage bag is mistakenly touched and squeezed can be effectively avoided.

The utility model relates to an in-vitro drainage device for the hepatobiliary surgery department. The in-vitro drainage device comprises a disposable liquid storage bag and a connecting pipe. The upper portion of the disposable liquid storage bag is provided with a connecting opening, the connecting opening protrudes out of the surface of the disposable liquid storage bag and is provided with a rigid shell, and a stepped hole is formed in the shell. An inner tube extends downwards from the stepped hole, and the bottom of the inner tube is close to the inner bottom of the liquid storage bag; one end of the connecting tube is detachably and fixedly connected with the connecting port, and the other end of the connecting tube extends into the body of a patient for drainage. Compared with an existing disposable liquid storage bag, the drainage bag and the drainage tube are designed to be of a structure capable of being easily detached, when the drainage bag is full, the drainage bag can be directly and independently detached and replaced, and a whole set of drainage device communicated with the drainage tube does not need to be replaced; meanwhile, liquid at the joint of the connecting pipe and the liquid storage bag is prevented from spilling and leaking through the good sealing design, and medical staff can use the device conveniently.

The utility model discloses a double-cavity stoma supporting device with an intracavity flushing and flow turning function. The double-cavity stoma supporting device comprises a fixed base plate, a drainage and collection assembly and a flushing and suction assembly, the appearance of the fixed base plate is of an annular structure, an adhesive layer is arranged on the back face of the fixed base plate, a rotating ring and a supporting rod are arranged on the inner ring of the fixed base plate, and two clamping openings are formed in the rotating ring. In conclusion, the supporting rod and the supporting pad are used for supporting the intestinal canal of the double-cavity stoma and preventing the intestinal canal from retracting, the additionally-arranged drainage bag is used for collecting intestinal contents, and the flushing drainage assembly is further arranged and used for flushing the contents of the double-cavity stoma, so that obstruction is relieved, and the intestinal obstruction symptom of a patient is relieved.

The invention discloses a biliary drainage reinfusion device which comprises a nasobiliary duct, a drainage bag, a sealing cylinder, a heating mechanism, a filtering mechanism and a reinfusion tube, the drainage bag is arranged at the output end of the nasobiliary duct, the sealing cylinder is connected to the output end of the drainage bag, and the heating mechanism and the filtering mechanism are arranged in the sealing cylinder. And the feedback pipe is connected to the output end of the sealing cylinder and is used for feeding back the heated and filtered bile into the body of the patient. By arranging the heating mechanism and the filtering mechanism, bile which is drained and returned is heated and filtered, impurities such as tissue fragments in the bile are removed and intercepted, the bile is prevented from entering the body of a patient, meanwhile, pipeline blockage caused by thick bile is avoided, discomfort caused by the fact that low-temperature bile enters the human body is reduced by heating the bile, and the treatment effect is good. The activity of enzymes in the bile is maintained. And by arranging the feedback tube, the integral closed drainage feedback device is realized, and the pollution is reduced.

The invention relates to the technical field of drainage bags, and discloses a drainage bag for liver and gall nursing, which comprises a first drainage bag body and a second drainage bag body, the first drainage bag body and the second drainage bag body are communicated with each other, and filter cloth is fixedly mounted at the communication part; a first sealing strip and a second sealing strip are fixedly installed at the ends, away from each other, of the first drainage bag body and the second drainage bag body respectively, fixing structures are axially arranged in the first sealing strip and the second sealing strip, and binding structures are arranged at the two ends of the first sealing strip and the second sealing strip. By designing the hook, the binding structure and the fixing structure, during use, the first drainage bag body and the second drainage bag body can be rotated on a bed frame of a patient through the hook, and meanwhile, a user can insert an insertion block into an insertion groove, so that a connecting ring and a fixing rod penetrate through the insertion hole to fix a binding band; therefore, the first drainage bag body and the second drainage bag body are fixed on the body of a patient through the bandage, various fixing modes of various drainage bags are achieved, and the drainage bag is convenient to use.

The backflow enema anal tube comprises a hose body, an inner cavity of the hose body is divided into two channels through a separation part, and side holes communicated with the two channels respectively are formed in the side face of one end of the hose body. The other end of the hose body is connected with a liquid injection connecting pipe connected with an injector and a drainage connecting pipe connected with a drainage bag in a forked mode, the liquid injection connecting pipe and the drainage connecting pipe are communicated with the two channels respectively, and the tail end of the liquid injection connecting pipe is connected with a hard sleeving pipe. And the hard socketed pipe is detachably sleeved on the liquid outlet connector of the injector and is tightly matched with the liquid outlet connector. The backflow enema anal tube for the newborn is easy to operate, time-saving and labor-saving.

A urinary catheter includes a catheter tube with a lumen, a proximal end, a distal end and a balloon coupled to the proximal end. The balloon is configured to be positioned in an interior of a bladder. The proximal end is configured to provide flow of urine from the bladder through the catheter lumen bag collects urine from the bladder through the catheter lumen. The drainage bag has an inlet port for receiving urine and an outlet port for draining urine from the drainage bag. The urinary catheter tube includes the proximal end and the proximal end, with a plurality of urine draining holes that receive urine from the bladder and allow it to be transported to and though the urinary catheter tube. One or more sensors included in the urinary catheter and positioned to be in contact with patient's urine. An artificial intelligence engine is coupled to the one or more sensors to receive sensor data, and make recommendations relative to a health of a patient.

The utility model discloses an adjustable painless anal tube which comprises an anal tube body, a plurality of dirt suction holes are formed in the periphery of one end of the anal tube body, a drainage bag connector is arranged at the other end of the anal tube body, a detachable anal tube connecting part fixing piece is connected to the middle of the anal tube body in a limiting mode, and the anal tube connecting part fixing piece is fixedly connected with one ends of at least two fixing lines. The other end of each fixing line is connected with a fixing line adjusting device capable of adjusting the length of the fixing line; the fixing line adjustable device is fixed on one side surface of the pasting fixing sheet; and an adhesive layer is arranged on the other side surface of the adhesive fixing sheet. The pressure reducing device is used for reducing the pressure of the intestinal canal after the rectum resection, and the conventional skin suture fixation is changed into sticking fixation, so that the postoperative pain of a patient on the crissum is relieved, and the infection incidence rate of the crissum skin is reduced; the length of the fixing line can be adjusted according to the complaint of a patient after operation to further improve the feeling of the patient.

A drainage frame used after neurosurgery comprises a movable base, a stand column is installed on the base, a telescopic column is arranged in the stand column, the section of the stand column and the section of the telescopic column are both rectangular, and the telescopic column can move in the vertical direction relative to the stand column and can be fixed at any position; an opening is formed in the side face of the stand column in the length direction, first clamping pieces are installed on any two side faces of the telescopic column, and the first clamping pieces extend to the outer side of the opening to be provided with an outer sleeve bottle; supporting columns are installed on the other two side faces of the telescopic column, second clamping pieces used for installing the outer sleeve bottle are arranged on the supporting columns in a sliding mode, and the second clamping pieces can be fixed at any position. The telescopic column capable of stretching out and drawing back is arranged, then the outer sleeve bottles are driven to move up and down, the main body of the drainage device can be adjusted in the height direction, and the two outer sleeve bottles capable of adjusting the horizontal position are arranged, so that the drainage bag can be driven to be adjusted in the horizontal direction.

The invention provides an induction monitor attached to a drainage bag, and relates to the technical field of induction monitoring, and the induction monitor comprises a temperature induction module which comprises a first temperature sensor and a second temperature sensor; the flow velocity sensing module is an ultrasonic sensor and is arranged outside the drainage tube; the fusion early warning module is used for reading the combined time sequence temperature data of the temperature sensing module and the flow velocity data of the flow velocity sensing module, synchronously acquiring user physical sign data, performing early warning identification and establishing an early warning signal; and the alarm module is used for carrying out abnormity report based on the early warning signal. The technical problem that in the prior art, the timeliness of medical response and the rehabilitation effect of a patient are further affected due to the fact that the abnormity of the liquid state of the drainage bag cannot be found in real time through manual monitoring can be solved, and the technical effects of improving the monitoring accuracy and timeliness and improving the medical response speed are achieved.

The invention relates to the technical field of drainage, and discloses a drainage device for liver and gall nursing, the drainage device comprises a drainage bag, a first bandage and a second bandage, the drainage bag is communicated with a drainage tube and a discharge tube, and the discharge tube is detachably connected with a sealing cover; the first binding band and the second binding band are fixedly connected with the two sides of the base respectively, and the first binding band and the second binding band are detachably connected; the two sides of the top of the base are provided with a fixed plate and a sliding groove correspondingly, and a movable plate is slidably connected into the sliding groove. The drainage bag is fixedly connected to the base and located between the fixed plate and the movable plate. Elastic blocks are arranged on the two sides of the drainage bag on the fixing plate, and strip-shaped blocks are arranged at the ends, away from the fixing plate, of the elastic blocks; strip-shaped grooves are formed in the positions, located on the two sides of the drainage bag, of the movable plate, the strip-shaped blocks are slidably connected with the strip-shaped grooves, and springs are arranged between the strip-shaped blocks and the strip-shaped grooves. According to the scheme, the problem that when a patient carries a drainage bag to do exercise, the bag body is squeezed due to impact of other people, and liquid flows back is mainly solved.

The utility model relates to the technical field of medical treatment, and discloses a thoracocentesis assembly which comprises a puncture needle and a drainage device, the puncture needle comprises a needle core and a cannula, and a cannula folding clamp is arranged at the tail end of the cannula; the drainage device comprises a drainage tube and a drainage bag, the drainage bag is provided with a ventilation tube, a detachable control circuit is arranged at the tail end of the ventilation tube, and the control circuit comprises an infrared transmitter, an infrared receiver and an electromagnetic valve. According to the thoracocentesis assembly, opening and closing of the ventilation pipe in the drainage bag can be flexibly controlled, and the gas-liquid dual-purpose effect can be improved.

The utility model discloses a medical PVC calendered film, and belongs to the technical field of medical instruments. The film comprises a double-sided reticulated area and a visible area, the double-sided reticulated area is formed by rolling double-sided metal, the double-sided reticulated area is formed by closely arranging a plurality of grids, and the highest point of each grid is 0.04 mm-0. 1mm higher than the visible area. The uniform grid lines are formed on the two surfaces of the thin film, so that the thin film still has high anti-adhesion performance in a high-temperature sterilization environment, and the drainage speed is effectively increased when the thin film is made into a medical bag body such as a drainage bag.

The utility model discloses a multifunctional drainage bag. The drainage bag comprises a bag body, a drainage catheter, a cut-through switch and a multifunctional connector, the liquid outlet end of the drainage catheter is connected with a liquid inlet of the bag body, a threaded connector is arranged at the butt joint end of the drainage catheter, the cut-through switch and the multifunctional connector are arranged between the bag body and the threaded connector, and the cut-through switch is arranged below the multifunctional connector. And a check valve for one-way circulation from outside to inside is fixedly arranged in the combined interface of the multifunctional interface. The utility model has the beneficial effects that the check valve structure with one-way circulation is arranged in the multifunctional interface, so that the application of operations such as specimen retention of drainage liquid, bladder irrigation, drug bladder perfusion chemotherapy and the like can be completed more quickly, conveniently and safely, the related operation process is simplified, the operation efficiency is improved, and the operation cost is reduced. In addition, the drainage tube can be quickly combined and connected with different drainage tubes / ureters, can be suitable for different clinical treatment operations, and is wide in application range.

The invention discloses a bedside drainage device for gastrointestinal hepatobiliary surgery, relates to the technical field of drainage, and solves the problem that normal drainage of the drainage device is affected due to the fact that a long drainage tube is possibly squeezed due to movement of a patient when the long drainage tube is laid on a bed. The winding structure is mounted on the outer side of the drainage tube and used for winding the drainage bag, and the winding structure comprises a mounting disc; by installing the winding structure, the connecting assembly and the positioning assembly, the situation that the long drainage tube is laid on a bed and squeezed by a patient can be avoided while drainage of the drainage tube is not affected, the drainage tube can be buffered by installing a coil spring between a winding roller and a rotating shaft, and the patient can feel more comfortable. The wound of a patient can be prevented from being dragged by the drainage tube under the action of external force, and the drainage tube can be driven to be neatly distributed on the outer side of the winding roller by installing the tube distribution structure.