1539 results about "Intubation tubes" patented technology

The invention provides a human-computer interaction virtual-real simulation method and system of an intestinal nutrition nursing teaching system, and relates to the technical field of virtual interaction teaching. By integrating a force feedback glove, a bioelectric sensor and a pressure detector, multi-mode interaction data acquisition including intubation angle deviation, maximum force application pressure value and step interval time is realized; the operation feedback dimension and immersion are improved; the system is combined with a scene construction and intelligent guide module, when the detection operation goodness of fit is lower than a preset threshold value or the process completion degree is insufficient, force feedback vector correction and cognitive prompt are triggered, and standard attitude and step memory are guided; and the comprehensive evaluation module summarizes key indexes to calculate a total operation score, performs defect positioning and training suggestion matching on low-score behaviors, generates a structured visual learning report, constructs a cognition-operation-feedback closed loop, and solves the problems of single interactive feedback, insufficient teaching structuralization and lack of feedback mechanisms.

In some implementations, a prone face pillow may include a body having a top surface, a bottom surface, a right-side surface, a left-side surface, and an internal cavity being open at the top surface and the bottom surface. In addition, the prone face pillow may include a right-side intubation tube channel having a non-horizontal pathway and a left-side intubation tube channel having a non-horizontal pathway. Moreover, the prone face pillow may a right-side slot and a left-side slot each configured to allow insertion of an intubation tube into the left-side channel. Also, the prone face pillow may include a right-side perforation pattern and a left-side perforation pattern, where the right-side or left-side perforation pattern must be broken prior to insertion of the intubation tube.

The invention discloses a PICC infusion protection sleeve facilitating observation and infusion, and relates to the technical field of medical instruments. The invention provides a PICC (Peripherally Inserted Central Catheter) transfusion protective sleeve with ventilation and wiping functions and convenient for observation and transfusion, which comprises a shell, connecting soft plates, a mounting plate, a first connecting plate, a hinged cover plate, a sealing cover, a covering plate, a filter screen, an electric push rod and the like, the shell is fixedly connected with the paired connecting soft plates, the shell is clamped with the mounting plate, the mounting plate is fixedly connected with the first connecting plate, and the first connecting plate is fixedly connected with the hinged cover plate. The first connecting plate is rotatably connected with a hinged cover plate, the first connecting plate and the hinged cover plate are fixedly connected with sealing covers, the hinged cover plate is slidably connected with a covering plate, the covering plate is fixedly connected with a filter screen, and the hinged cover plate is fixedly connected with an electric push rod. By means of the electric push rod, the filter screen and other components, ventilation and heat dissipation can be conducted when the temperature in the protective sleeve is high, the situations that due to the too high temperature, arms of a patient sweat greatly, and an intubation part is infected are avoided, and the comfort and safety of the protective sleeve are improved.

Visualization systems, devices, and methods, optionally adapted for intubation. The systems may be adapted to cause information from a first camera to have more of an influence on the actuation of a introducer that information from a second camera. Introducers herein may include a shaft that includes one or more markers thereon.

The invention provides a visual catheter with perfusion and suction functions, the catheter comprises a catheter body and a camera shooting assembly, the catheter body comprises an operation part and an intubation tube from the near end to the far end, the camera shooting assembly comprises a camera installed at the head end of the intubation tube, and the operation part is connected with the camera shooting assembly. The operation part comprises an operation part shell, and a perfusion joint, a suction joint and an instrument inlet which are arranged on the operation part shell; a main channel extending in the longitudinal direction, at least one liquid drainage channel and at least one instrument channel allowing instruments to pass through are arranged in the cannula, and the main channel, the liquid drainage channel and the instrument channel are arranged in a separated mode.

The invention provides a negative pressure sputum aspirator for helicopter air rescue and a control method of the negative pressure sputum aspirator. The negative pressure sputum aspirator comprises a sputum storage bottle, a sputum suction pipe and a negative pressure suction device. The negative pressure sputum aspirator further comprises a pressure sensor used for monitoring the sputum suction pressure, a pressure adjusting device used for adjusting the sputum suction pressure and a limiting device used for fixing and limiting the insertion difficulty degree of the sputum suction pipe. The signal output end of the airplane bumping detector is connected with the bumping input end of the controller, and the airplane bumping detector is used for transmitting bumping information of the airplane to the controller; in the sputum suction process, when the airplane bumps, the controller controls the pressure regulating device to work according to a pressure signal of the pressure sensor so as to reduce the sputum suction pressure, and mucous membrane injury caused by sudden shaking when the airplane bumps is avoided; the controller controls the limiting device to work according to the bumping degree, the insertion difficulty degree of the sputum suction tube is adjusted, the target tube insertion depth is accurately reached, and the situation that due to sudden shaking, the sputum suction tube is inserted too deep, and a patient is accidentally injured is avoided.

The invention relates to gas / oil well mouth sealing equipment, in particular to an inner inserting pipe type well cementation well mouth sealing device structure which comprises a drill rod radish head, a first annular protrusion I, a second annular protrusion II, a sealing ring, a sealing ring, a sealing ring and an inner inserting pipe sealing ring, the outer cylindrical face of the drill rod radish head is provided with a first annular protrusion I, and the lower end face of the first annular protrusion I is a conical slope b; a second annular bulge II is arranged on the inner wall of the upper section part of the sleeve joint, and the upper end surface of the second annular bulge II is a conical inclined surface c; a central hole is formed in the pressing cap; the drill rod radish head seat is placed in the sleeve joint, the conical inclined surface b is adaptively propped against the conical inclined surface c, and a sealing ring is arranged between the conical inclined surface b and the conical inclined surface c; a pressing cap is arranged on the radish head of the drill rod from top to bottom in a sleeving mode, abuts against the conical slope a and is connected with the sleeve joint in a threaded fit mode; cement paste is injected into a well through the drill rod, and the cement paste directly enters a gap between the stratum well wall and the casing pipe from the lower end of the drill rod, so that well cementation is achieved. The sealing device has the beneficial effects that the sealing effect is excellent, and the situation of sealing failure is not prone to occurring; the structure is simple and cost is low.

A protective device for maintaining the sterilization of a self-drilling anchor inserter and prohibiting the sharp, drilling point of the inserter from puncturing sterile packaging. The device includes a cannulated tube having a proximal end and a distal end. The cannulated tube extends along a longitudinal axis and has proximal and distal portions. The proximal portion extends to the proximal end and the distal portion extends to the distal end. The cannulated tube also has an inner volume. A first slot extends into the inner volume and along the proximal portion toward the proximal end. A second slot extends partially into the cannulated tube between the proximal portion and the distal portion. A connecting portion attaches the proximal portion to the distal portion. The proximal portion is movable relative to the distal portion, between an aligned position and a bent position.

Provided is a multifunctional connector. The multifunctional connector includes an auxiliary conduit which is branched from a main conduit and has a guide portion; and an operation member provided detachably from the auxiliary conduit, wherein the operation member includes an intubation portion inserted into the auxiliary conduit; sliding guide formed to move forward and backward while being guided by the guide portion; a fixing cap fixing the sliding guide so as not to be separated from the guide portion; and a first port through which a fluid is injected or discharged, thereby improving the efficiency of treatment, mitigating the fatigue of medical staffs, and reducing contamination of affected areas and a risk of damage to tissues around an endoscope.

The present invention deals with a heat and moisture exchange filter with biocidal activity for medical ventilation equipment that comprises polymeric cellulose fibers impregnated with silver nanoparticles (AgNPs). The heat and moisture exchanger filter can be used in intubated patients under artificial ventilation in anesthesiology and intensive care and allows robust replacement, a fundamental utility for protection against nosocomial cross-contamination infections caused by microorganisms, such as bacteria, fungi, yeasts and viruses.The invention also deals with the method of preparing the heat and moisture exchange filter with biocidal activity and the use of silver nanoparticles.

The invention relates to the technical field of medical intubation, in particular to patient-assisted breathing intubation equipment for nursing, comprising an intubation bed divided into an upper plank bed and a lower plank bed; the head adjusting mechanism comprises a pillow groove formed in the top end of the upper plate bed, an adjusting groove is formed in the inner wall of the pillow groove, and a first supporting plate is fixedly connected to an opening of the adjusting groove. 3, sensing the change of the exhaled air temperature of the patient through the thermistor plate, namely the human body exhaled air temperature (6-37 DEG C vs and the room temperature of 24 DEG C), and when exhaled air flow is in contact with the thermistor plate, triggering the change of a current signal by the temperature change. After the PLC detects sudden change of current, the single-shaft motor is automatically controlled to drive the headrest to rotate, the elevation angle of the head is accurately adjusted to the optimal intubation position through magnetic attraction transmission of the electromagnetic block and the permanent magnet block, a nurse does not need to manually and repeatedly adjust the elevation angle, and especially time is saved in an emergency. The preset position of the thermistor plate ensures the angle accuracy.

The invention provides an outpatient hemodialysis infection event monitoring system and monitoring method, and is applied to the technical field of data processing. The method comprises the following steps: processing vascular access information of a target patient and an outpatient hemodialysis intubation record of the target patient to generate a hemodialysis event influence factor; processing the dialysis physiological parameter information of the target patient within the preset time to generate hemodialysis monitoring parameter information of the target patient; processing the historical infection data of the hemodialysis target patient to generate a hemodialysis prediction monitoring feature vector; and processing the hemodialysis event influence factor, the hemodialysis monitoring parameter information of the target patient, the hemodialysis prediction monitoring feature vector and the infection examination result information of the target patient based on the target hemodialysis event early warning model to generate hemodialysis infection event early warning information.

The utility model provides a stainless steel pipe convenient to install, and particularly relates to the technical field of stainless steel pipes, the stainless steel pipe convenient to install comprises a stainless steel pipe body, a connecting mechanism and an installing mechanism, and a butt joint pipe is integrally formed at one end of the stainless steel pipe body. The stainless steel pipe body is inserted into the insertion pipe of the other stainless steel pipe body, so that butt joint of the two stainless steel pipe bodies is more convenient, the butt joint pipe extrudes the elastic piece in the insertion process, one end of the limiting plate abuts against the interior of the fixing groove, and the limiting plate deforms to be close to the elastic piece through the arrangement of the arc-shaped face; the elastic piece and the limiting plate are made of high-elasticity stainless steel materials and have good rebound resilience, after the butt joint pipe is completely inserted into the inserting pipe, the elastic piece and the limiting plate rebound and are clamped into the clamping groove, one side of the limiting plate is tightly attached to the inner wall of the clamping groove, and therefore the butt joint pipe and the inserting pipe are fixed, pre-fixing of the two stainless steel pipe bodies is completed, and welding of workers is facilitated.

The full-automatic tray pipe inserting machine comprises a conveying unit, a pipe inserting unit and a pressing and positioning mechanism, wherein the conveying unit is used for conveying trays to all stations through servo driving; the pipe inserting unit is arranged beside the conveying unit; the pressing and positioning mechanism is used for pressing the trays during pipe inserting; the pipe inserting unit comprises a visual deviation rectifying module used for obtaining the pipe inserting position on the tray and a pipe inserting mechanical arm used for inserting the pipe into the tray, and the output end of the visual deviation rectifying module is electrically connected with the input end of the pipe inserting mechanical arm. According to the full-automatic pipe assembling machine, the pipes can be fully automatically assembled into the tray, a large amount of labor cost is saved, the pipe inserting position of the tray is obtained in real time through the visual deviation rectifying module, the assembling process is accurate, the situation that the tray is poked and damaged is not prone to occurring, the full-automatic pipe assembling machine further has the low useless action running process, the assembling production efficiency is high, and the production cost is low. And the use requirements of the current huge and ever-increasing high-weighing-load tray can be met more easily.

A system, method and apparatus to automatically perform endotracheal intubation in a patient comprising, inserting a blade inside the upper airway of the patient to retract an anatomical structure; inserting a bending portion and a tube arranged on the bending portion inside the airway of the patient; collecting airway data using at least one imaging sensor arranged on the bending portion; communicating collected airway data to a processing circuitry; predicting an intended path for insertion of the tube and generating control signals using the processing circuitry, wherein the intended path is predicted based on at least one anatomical structure recognized by the processing circuitry using the collected airway data; and communicating the control signals generated by the processing circuitry to at least one actuation unit to actuate the three-dimensional movement of the tube.

The invention provides an intelligent airway management system and method, and the method comprises the steps: screening an effective region of an intubation structure in each airway image through the pixel contribution degree in each airway image, and determining the recognition attention of each airway image; determining a spatial topological structure relationship of the intubation structure in the airway of the patient among multiple view angles according to a spatial mapping relationship among key nodes related to the intubation structure in each airway image; performing cross-view cross fusion on each local feature and each global feature in the airway image at different visual angles based on the spatial topological structure relationship and all recognition attention to obtain a cross fusion feature vector of the airway state of the patient; and generating a risk prediction level of the difficult airway of the patient by combining a pre-constructed difficult airway prediction model with the cross fusion feature vector of the airway state of the patient. By adopting the scheme of the invention, airway state recognition based on a multi-view spatial topological relation can be realized, and the accuracy of difficult airway prediction can be improved.

The invention relates to the technical field of building engineering structures, in particular to an integral assembly type green building steel structure which comprises longitudinal beam mechanisms, cross beam sleeves, cross beam insertion pipes and storage pipes, the two ends of each cross beam sleeve are each connected with the end of the corresponding cross beam insertion pipe in an inserted mode, and the other end of each cross beam insertion pipe is connected with the corresponding longitudinal beam mechanism; the inner wall of the other end of the cross beam insertion pipe is connected with the end of a storage pipe, hydraulic oil is injected into the storage pipe, and the other end of the storage pipe is connected with the output end of the driving mechanism. Therefore, deformation of the cross beam sleeve and the cross beam insertion pipe is prevented, then it can be guaranteed that the longitudinal beam mechanism is free of structural deformation caused by the influence of temperature changes, the safety of the device during use is greatly improved, and the phenomenon that the structure in the device is permanently deformed due to the influence of the temperature changes can be prevented.

The invention provides a reservoir dam water seepage monitoring device, and relates to the technical field of permeability detection.The reservoir dam water seepage monitoring device comprises an insertion pipe assembly, the insertion pipe assembly comprises permeation pipes, a mounting disc is fixed to one end of each permeation pipe, a mounting ring is fixed to the other end of each permeation pipe, and the two permeation pipes are in locking connection with the mounting discs through the mounting rings; rows of through holes are formed in the surface of the permeation pipe at equal intervals, the outer surface of the permeation pipe is sleeved with a separation net, compared with the prior art, the permeation pipe is mounted in a spliced mode in the overall length direction, the use requirements of different lengths can be met, and the permeation pipe is matched with a detection assembly and moves along the interior of the permeation pipe to detect the leakage position; the separation net is arranged on the periphery of the permeation tube to isolate sand and stones, and meanwhile, along with rotation of the separation net, the accumulated and covered sand and stones are fed into the inner cavity of the mounting disc of the permeation tube and are pumped out by the suction pump, so that the permeability of the permeation tube is prevented from being influenced, and high-sensitivity permeation detection is kept.

The invention belongs to the technical field of medical instruments, and discloses a gynecological postoperative flushing device which comprises an outer flushing tube and an inner suction tube, the outer diameter of the inner suction tube is smaller than the inner diameter of the outer flushing tube, and the inner suction tube penetrates through the outer flushing tube; the liquid inlet end of the outer flushing pipe is communicated with a flushing pump, the liquid inlet end of the flushing pump is communicated with a liquid storage bottle for storing flushing liquid, and a first through hole is formed in the liquid outlet end of the outer flushing pipe; the liquid outlet end of the suction inner tube is communicated with a collecting bottle, the collecting bottle is communicated with the suction pump through a negative pressure tube, and a second through hole is formed in the liquid inlet end of the suction inner tube; the outer side of the flushing outer pipe is adjustably connected with a fixing assembly. The flushing outer pipe and a wound are fixed through the fixing assembly, the fixing effect is good, and the situation that the pipeline displaces to rub skin is avoided; the flushing pump is started to flush the wound position in the abdominal cavity through the flushing outer pipe, the suction pump is started to drain hydrops in the abdominal cavity through the suction inner pipe, and flushing and drainage work can be completed through one-time intubation operation.

A cannula structure with a pressure stabilizing air bag comprises a cannula, a cannula air bag and an inflation structure, the cannula air bag is arranged on the outer side of the cannula and used for fixing the end of the cannula in the trachea of a patient, and the inflation structure is connected with the cannula air bag and used for inflating the cannula air bag. In the inflation process of an inflation structure, the pressure of an air bag in an intubation air bag is difficult to control, the pressure of the air bag in the intubation air bag is likely to be too large or too small, and the use of the intubation structure is not facilitated. The air inflation mechanism comprises an air inflation tube, an air inflation head and a pressure relief head, the air inflation head and the pressure relief head are connected to the air inflation tube, the air inflation head is used for being connected with a needle tube or a component with an air inflation function and inflating the intubation air bag, the pressure relief head is used for conducting pressure relief on the intubation air bag, and the air bag pressure in the intubation air bag is controlled through pressure relief of the pressure relief head. Therefore, the air bag pressure in the intubation air bag is kept within a reasonable range.

The present invention belongs to the technical field of medical devices, and specifically is a nursing suction device for an intensive care unit, including a left bottle, a right bottle, a gas transmission mechanism, a mounting frame, and a reversing mechanism. In order to improve the suction efficiency and reduce the discomfort of patients, a single-tube delivery method is adopted, and the patient can be treated with suction therapy and expectorant therapy respectively, reducing the number of pipes inserted into the affected part, and at the same time, the steps of pulling out and plugging pipes and expectorant therapy when treating thick sputum can be optimized, shortening the treatment time while improving the suction efficiency, solving the problem that traditional suction devices cannot perform expectorant therapy and too many pipes are inserted into the affected part for suction therapy. At the same time, the adjustment method of suction and expectorant is simple, and only the switching coil magnet and the trigger judgment of the left trigger and the right trigger need to be exchanged, which helps medical staff to master the use method more quickly, improve work efficiency, and save precious time.

The invention relates to the technical field of adhesive dispensing devices, and discloses a product pipe inserting and adhesive dispensing device which comprises a workbench, a rotary disc mechanism, a product positioning mechanism, a hole expanding mechanism, a pipe inserting mechanism, an adhesive dispensing mechanism A, an adhesive dispensing mechanism B, a UV curing mechanism, a discharging mechanism, a feeding mechanism and a product maintaining mechanism. According to the structure, through cooperation of all the mechanisms, the integrated process operation of products from feeding to chambering, pipe inserting, glue dispensing, curing and discharging is achieved, the form of mechanical equipment flow operation is achieved, the glue outlet amount, the glue dispensing position, chambering, pipe inserting and the like can be standardized, and the consistency of pipe inserting and glue dispensing and the stability of the quality of produced products are guaranteed; due to the arrangement of the multiple product positioning mechanisms and the multiple machining mechanisms, simultaneous machining work of multiple products in different processes can be achieved under driving of the rotary disc mechanism, the machining efficiency is effectively improved, and the increased production requirement is met; and the turntable realizes the conversion of the processing flow, the process is simple and convenient, and the operation space is effectively saved.

The invention provides a thoracic cavity closed drainage device. The thoracic cavity closed drainage device comprises a drainage tube and a drainage bottle assembly. The first end of the drainage tube is flexibly connected with a self-adaptive air bag, and the self-adaptive air bag extends downwards to the hydrops accumulation position of the thoracic cavity under the action of gravity; a drainage channel is further arranged in the self-adaptive air bag and provided with a first one-way valve and a second one-way valve, a pressure difference driving type diaphragm and a corresponding cavity are arranged on the periphery of the self-adaptive air bag, and the pressure difference driving type diaphragm swings in a reciprocating mode along with changes of pressure in the chest. And negative pressure is formed in the drainage channel to introduce the hydrops into the drainage channel through the first one-way valve. According to the invention, the intubation difficulty can be reduced, and effusion in the chest can be drained completely.

The utility model discloses a glottis cover catheter with a stomach tube channel. The glottis cover catheter comprises a cover body and a tube body connected to the cover body. A concave cavity is formed in the inner side of the cover body, an air duct is arranged in the tube body, and the air duct is provided with a channel opening communicated to the concave cavity; the cover body comprises a body part and a soft medical elastic material layer located on the body part, and the soft medical elastic material layer is located at the edge of an opening of the cavity. At least one side of the far end of the cover body is provided with a far-end opening, the tube body is provided with a stomach tube channel communicated with the far-end opening, and the stomach tube channel is communicated with the far-end opening. By the adoption of the technical scheme, the intubation tube enters the esophagus through the piriform nest during stomach tube intubation operation.

The utility model discloses an endoscope cannula sealing piece and an endoscope, and belongs to the technical field of endoscopes, the endoscope cannula sealing piece comprises a main body part, the main body part is provided with an axis, the main body part is used for being connected with a catheter, at least part of the main body part is configured to be capable of being inserted into a trachea cannula, and a gap is formed between the main body part and the inner tube wall of the trachea cannula; the sealing part is annularly arranged on the main body part, and the sealing part is configured to be capable of blocking the gap; the friction part is arranged on the main body part, and at least part of the friction part is configured to be capable of abutting against the inner wall of the trachea cannula. The catheter and the trachea cannula are connected in a sealed mode through the sealing part, leakage is avoided when oxygen is conveyed by the trachea cannula, meanwhile, the friction part abuts against the trachea cannula in the gap to form certain friction force, and therefore synchronous mobility of the catheter and the trachea cannula is kept.

The invention relates to the technical field of medical image processing and interventional therapy assistance, and discloses an intubation fluorescent image feature learning system for hepatic artery chemoembolization. Comprising an image acquisition module which is configured to acquire a distortionless two-dimensional fluorescent blood vessel image in a hepatic artery chemoembolization super-selective intubation process; the control module is used for extracting surface geometric features of the blood vessel from the two-dimensional fluorescent blood vessel image; inputting the surface geometric features to a preset spatial reasoning model, and outputting a spatial distribution probability matrix of each blood vessel part; capturing a difference signal between the spatial distribution probability matrix and angiography feedback data in an actual intubation process in real time, and forming an iterative training data set to optimize the spatial reasoning model; and identifying a potential complex blood vessel region according to the spatial distribution probability matrix, generating an intubation path early warning signal, and generating guide parameters of X-ray release opportunity and dose based on the early warning signal so as to reduce radiation exposure.

The catheter comprises a catheter body and a camera shooting assembly, the catheter body comprises an operation part and an intubation tube from the near end to the far end, and the camera shooting assembly comprises a camera installed at the head end of the intubation tube. The operation part comprises an operation part shell, and a perfusion joint, a suction joint and an instrument inlet which are arranged on the operation part shell; a liquid outlet channel and a liquid inlet channel are arranged in the intubation tube, and the liquid outlet channel and the liquid inlet channel are arranged separately; the cannula comprises a main tube section, a bent section and a head end in the extending direction from the near end to the far end, the bent section is driven by the operation part to drive the head end to deflect, and the flexible tube wall at least partially limits the boundary of the liquid inlet channel and / or the liquid outlet channel.

The invention relates to the technical field of medical endoscopes, and provides an endoscope with a temperature measurement function, the endoscope comprises an operation part and a soft lens catheter, and the operation part and the soft lens catheter are both internally provided with a liquid supply channel, a suction channel and a transmission medium channel; the flexible lens catheter is detachably arranged on the operating part through a connecting part, and the connecting part comprises a locking piece, a sealing insertion tube, an elastic contact piece and a sealing piece; the operation part and the flexible lens catheter are both provided with the abutting pipes communicated with the suction channel, and a sealing piece is arranged at the connecting position of the two abutting pipes. Through the arrangement of the connecting part, the flexible lens catheter can be quickly disassembled and replaced during use, the replacement time when the operation part breaks down in the operation process can be greatly shortened, and the flexible lens catheter can be disassembled and replaced without being taken out.

The utility model relates to the technical field of paint making corollary equipment, in particular to a metal anti-rust paint bucket uncovering device which comprises a paint bucket and an uncovering device body, the uncovering device body comprises a connecting ring, a clamping base, a pedal, an insertion pipe, a telescopic rod, a rotary knob, a pinch bar and an opening device, the connecting ring is arranged on the outer side of the bottom of the paint bucket in a sleeved mode, and the clamping base is arranged on the clamping base. The clamping seats are fixed to the two ends of the top of the connecting ring, the treading plates are arranged in the clamping seats in a clamped mode, the inserting pipe is fixedly arranged on the top of the connecting ring, the telescopic rod is arranged on the inner side of the top of the inserting pipe in a clamped mode, and the rotary knob is connected with the top of the outer side of the inserting pipe through threads. The wedge-shaped area at the end of the inserting block is clamped between the barrel wall and the prying plate on the edge of the barrel cover, the barrel cover of the paint barrel is opened by upwarping according to the lever principle, operation is convenient, the opening requirements of the paint barrels of different sizes are met, the completeness of the barrel cover is kept, and operation is easy and safe.

The invention discloses a magnetic control steerable guide wire and an ERCP biliary tract probing and calculus removing operation method thereof.The magnetic control steerable guide wire comprises a magnetic control guide wire body and an external electromagnetic coil, the magnetic control guide wire body comprises a head end magnetic control module, a flexible transition section, a guide wire body section and a near-end control handle, the tail end of the head end magnetic control module is connected with the flexible transition section, and the tail end of the guide wire body section is connected with the external electromagnetic coil; the tail end of the flexible transition section is connected with a guide wire main body section, the tail end of the guide wire main body section is connected with a near-end control handle, and the external electromagnetic coil comprises an annular coil and an insulating layer.By means of guide wire head end magnetic force control and external magnetic field guiding, the problem that guide wire intubation is difficult due to the fact that a gallbladder duct and a total hepatic duct form an angle is solved; and through magnetic control of the head end of the guide wire and guidance of an external magnetic field, the problem that the guide wire is difficult to intubate due to angulation of the gallbladder duct and the total hepatic duct is solved, and the success rate and the safety of taking out the biliary calculus are improved.