978 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.

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 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.

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.

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 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.

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 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 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.

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 utility model discloses a tracheal catheter conveying device, tracheal intubation equipment and a tracheal intubation system, and belongs to the technical field of manipulators suitable for surgery. The utility model solves the problems of poor degree of freedom and uncontrollability of the execution end of the existing tracheal intubation machine in the practical operation process of tracheal intubation. The continuum structure comprises a flexible framework main body, a through hole group, a fixing piece and a driving wire group, wherein the flexible framework main body comprises at least one segment group; each segment set comprises a wire limiting segment and a bending segment, the wire limiting segments and the bending segments are sequentially arranged from the first end in the first direction, the through hole sets and the segment sets are arranged in a one-to-one correspondence mode, and the driving wire sets and the segment sets are arranged in a one-to-one correspondence mode. According to the utility model, the bending degree of freedom of each section group on the flexible skeleton main body can be independently and controllably adjusted according to the internal structure of the air pipe, so that the inner wall of the air pipe is prevented from being touched and damaged.

Disposable controls, re-usable devices, and their methods of use. The disposable controls and reusable devices are adapted to in operable communication during a procedure or process, and thereafter the disposable control can be discarded while the reusable device can be reused in a subsequent procedure or process. The disposable controller and reusable portion can be part of an intubation system.

The utility model relates to the technical field of medical devices, and discloses an adjustable medical mouthpiece. It specifically includes: a mouthpiece body, which is tubular and has a first cavity formed inside along the length direction for cooperating with a gastroscope; a baffle plate arranged at one end of the mouthpiece body, an upper limit bar and a lower limit bar are respectively arranged at the upper edge and the lower edge of the baffle plate, a first groove is formed between the upper limit bar and the baffle plate, a second groove is formed between the lower limit bar and the baffle plate, and a first opening connected to the first cavity is also arranged on the baffle plate; a sliding plate of a frame structure; a tongue depressor arranged at the lower part of the other end of the mouthpiece body; the size of the dedicated hole for the air cannula of the mouthpiece in the utility model is adjustable, which improves the flexibility of the mouthpiece to match the air cannulas of different sizes, thereby effectively reducing the problem of the air cannula airbag being squeezed and broken due to the mismatch between the air cannula size and the mouthpiece size.

The invention relates to the technical field of image processing, in particular to an anesthesiology department airway intubation image recognition method based on artificial intelligence. The method comprises the following steps: acquiring an airway CT image of a patient at double view angles, constructing a multi-curvature airway model and generating a corresponding image; correcting the model image in combination with the inherent distortion parameter of the lens to obtain a distortion corrected image; secondly, the influence of different curvatures on distortion is quantified under a multi-curvature distortion correction image, and a curvature-direction-distortion correction factor mapping relation is generated; acquiring a current airway image in real-time intubation, extracting curvature features by performing pixel-level matching with the distortion correction image, associating the curvature features with the mapping relation, and determining a distortion correction index corresponding to the current airway image; and finally, performing double correction on the current airway image by combining the lens distortion parameter and the distortion correction index, and generating a high-credibility airway correction image for subsequent image recognition.

The invention relates to the technical field of medical instrument manufacturing, and discloses a method for instantly forming an individualized child tracheal catheter through a 3D printing technology. The method comprises the following steps: acquiring CT (Computed Tomography) or MRI (Magnetic Resonance Imaging) body layer image data of neck and chest areas of a target child patient, wherein the data is used for reflecting anatomical structures of a throat and a trachea; importing the image data into three-dimensional reconstruction software, executing structure identification and segmentation operation, and constructing a three-dimensional model of the throat and trachea of the child patient; performing parameter modeling according to the model, and designing an individualized tracheal catheter model which is fit with the inner diameter of a target airway and is matched with the target airway in length and curvature; the model is converted into a printing data file matched with 3D printing equipment; and a biocompatible 3D printing device is called, the catheter model is printed through a medical implant material, and the solid catheter meeting the size requirement is obtained. The pediatric intubation system improves the matching degree and safety of pediatric intubation, and has good clinical practical value.

Various embodiments provide an endotracheal tube having a body comprising a flexible hollow tube with a distal end for insertion into a patient's trachea during intubation, and an opposite proximal end. Some embodiments comprise one or more internal projections, said internal projections projecting radially inwardly from an internal wall surface of a distal tip portion of the endotracheal tube, wherein the internal projections are tapered in at least one direction. Some embodiments comprise at least one internal projection projecting radially inwardly from an internal wall surface of a distal tip portion of the endotracheal tube, wherein the internal projection comprises a radiopaque portion. Some embodiments comprise an endotracheal tube body which comprises a polymeric material comprising a helically wound, meshed or braided reinforcement structure embedded therein, the helically wound, meshed or braided reinforcement structure being formed from one or more filaments, and wherein one or more properties of the reinforcement structure vary along the length of the endotracheal tube such that the bending flexibility and / or the mechanical strength of the endotracheal tube varies along the length of the endotracheal tube. Some embodiments comprise a pair of longitudinally spaced locally thinned circumferential wall portions provided at a distal end region of the endotracheal tube. Also described are intubation systems including such endotracheal tubes.

A transparent intubation barrier in the form of a box is provided which substantially reduces aerosol exposure and the transmission of disease between patient and healthcare provider.

The trachea cannula capable of being heated and measuring the temperature is used in cooperation with a monitor and comprises a multi-cavity trachea body, a heating body is arranged in the pipe wall of one side of the multi-cavity trachea body, a temperature measuring probe is arranged in the pipe wall of one side of the multi-cavity trachea body, an end-expiratory carbon dioxide monitoring pipe is arranged in the pipe wall of the multi-cavity trachea body, and the temperature measuring probe is arranged in the pipe wall of the multi-cavity trachea body. The heating body, the temperature measuring probe and the end-tidal carbon dioxide monitoring tube are all connected to the monitor. When the trachea cannula heating device is used, the heating body is connected with the monitor which has the heating function, the temperature monitoring function and the end-tidal carbon dioxide monitoring function, the temperature needed by the human body is set through the monitor and conveyed to the heating wire to heat the trachea cannula, the temperature of gas is increased after the gas passes through the heated trachea cannula, and the temperature suitable for the human body is reached. Meanwhile, the temperature probe on the trachea cannula monitors the temperature of the airway at the same time so as to achieve the function of monitoring the body temperature in real time, and the other end-expiratory carbon dioxide monitoring tube monitors the carbon dioxide content of gas exhaled from the airway of the patient at the same time.

The utility model provides a material taking device, automatic pipe inserting equipment and an air conditioner. The material taking device comprises a rack, a material taking mechanism and a material taking mechanism, the moving part is arranged on the rack and can move relative to the rack; the connecting piece is connected with the moving piece, and the connecting piece is provided with a first sliding part; the first sliding piece is connected with the first sliding part in a matched mode, and the first sliding piece can slide in the first direction relative to the first sliding part; the second sliding piece is connected with the first sliding piece; the grabbing piece is provided with a second sliding part, the second sliding part is connected with the second sliding piece in a matched mode, and the second sliding part can slide in the second direction relative to the second sliding piece; wherein the second direction is different from the first direction. In other words, in the process that the grabbing piece picks up the to-be-inserted pipe, the grabbing piece can slide in the first direction and can also slide in the second direction, so that the position adjustment of the grabbing piece is achieved, even if the consistency of supplied materials of the to-be-inserted pipe is poor, the grabbing piece can also smoothly pick up the to-be-inserted pipe, and the working efficiency of automatic pipe insertion is improved.

The technology relates to incorporating video laryngoscope data into the electronic medical record (EMR) of a patient. An example intubation system includes a patient terminal, a wireless hub, and a video laryngoscope. In an example method, the patient terminal accesses the electronic medical record of the patient; and receives, from the wireless hub wirelessly coupled to a video laryngoscope, intubation data generated by the video laryngoscope during an intubation procedure of a patient. The intubation data includes video data captured by the video laryngoscope and metadata for the video data generated by the video laryngoscope. The patient terminal then concurrently displays at least a portion of the intubation data with fillable fields of the electronic medical record; receives at least one interaction with the electronic medical record during the concurrent display; and stores the electronic medical record based on the at least one interaction.

The invention relates to the technical field of medical instruments, and discloses a sputum metering collector which comprises a collecting tank, a sputum suction pipe is connected to the right half portion of the upper surface of the collecting tank, a connecting assembly is connected to the left half portion of the upper surface of the collecting tank, an air guide assembly is connected to the other end of the connecting assembly, and a negative pressure pump assembly is connected to the right end of the air guide assembly. A cannula assembly is fixedly installed at the left end of the air guide assembly, a sealing assembly is arranged at the other end of the cannula assembly, a breathing cannula is fixedly installed at the top of the sealing assembly, and a monitoring assembly is clamped on the surface of the breathing cannula. The piston plate moves leftwards and pulls the sputum suction tube to move leftwards, so that the conical head extends into the air passage; when the piston plate moves to the left end of the piston cylinder, the push rod pushes the communicating piece to the right end of the mounting hole, and the left cavity communicates with the right cavity, so that the sputum suction port sucks sputum in the air passage, and the sputum is sucked into the collecting tank; therefore, the purpose of automatically sucking sputum is achieved.

The invention belongs to the technical field of cardiothoracic surgery, and particularly relates to a cardiothoracic surgery clinical closed drainage device which comprises a drainage bottle and a drainage tube and further comprises an installation part and a tube clamping part, a spring is connected between the installation part and the tube clamping part, and an insertion tube communicated with the drainage bottle is arranged on the installation part. One end of the drainage tube is connected with the cannula in an inserted mode, and the tube clamping piece wraps the outer wall of the drainage tube. When the extension position of the drainage tube is pulled, the stability of connection between the drainage tube and the intubation tube is guaranteed through the tension of the spring, the tube clamping piece can move properly to avoid the situation that the contact position of the drainage tube and the tube clamping piece is excessively bent to affect drainage operation, and the long-time drainage use effect and the adaptability to external environment changes are improved.