45 results about "Bronchoscopy" patented technology

The invention discloses a blocking sheathing canal device for bleeding in a robot bronchoscope operation and a bronchoscope system, and belongs to the technical field of medical instruments. The blocking sheathing canal device comprises a guide pipeline, a blocking balloon, a medium channel and a pressure device; a pipe cavity is formed in the guide pipeline, and the robot bronchoscope enters a focus position through the pipe cavity; the blocking balloon is arranged at the far end of the guiding pipeline, can expand and deform in the radial direction of the guiding pipeline in the pressure state and is used for blocking the bronchus or / and the lumen; the medium channel is arranged on the guide pipeline, the pressure device is communicated with the near end of the medium channel, and a pressure medium is injected into the plugging balloon through the medium channel; under the bleeding condition, the balloon can be rapidly inflated through the pressure device at the near end of the guide pipeline, so that the balloon is expanded and deformed to completely block the gap between the guide pipeline and the bronchus, the emergency bleeding in the robot bronchoscope operation is blocked, and the safety of the robot bronchoscope operation is improved; and popularization and application of the robot bronchoscope operation are promoted.

The invention provides an expansion supporting device for bronchoscopy. The expansion supporting device comprises a supporting base. The end effector is used for clamping the bronchoscope; one end of the multi-degree-of-freedom mechanical arm is connected to the supporting base, the other end of the multi-degree-of-freedom mechanical arm is connected with the end effector, the multi-degree-of-freedom mechanical arm comprises at least one rigidity adjusting joint, the rigidity adjusting joint comprises a rigidity adjusting mechanism, and the rigidity adjusting mechanism is configured to be switched between a low-damping state and a high-rigidity locking state. According to the extension supporting device for bronchoscopy provided by the invention, a doctor can switch between a low-damping flexible following state and a high-rigidity stable locking state through the rigidity adjusting mechanism only by executing a simple triggering action on the operation part, so that the surgical operation efficiency is greatly improved, and the operation difficulty is reduced. And the operation physical output of doctors is obviously reduced.

The application provides a bronchoscope sampling device, which comprises an operating part and two groups of mounting shells, the operating part is arranged in the two groups of mounting shells, one end of the operating part is provided with an eyepiece part, the other end is provided with an endoscope connecting pipe, one end of the endoscope connecting pipe is provided with an endoscope objective lens, a sampling pipe is arranged in the endoscope connecting pipe, a pull wire is arranged in the sampling pipe, a pulling assembly is arranged in the mounting shell and connected with the pull wire, two groups of branch wires at one end of the pull wire are wound on two groups of first wire wheels, one end of the first wire wheel is provided with a transmission rod connected through a reversing assembly, one end of the transmission rod is provided with a slidingly connected connecting sleeve, the connecting sleeve is elastically connected with the sampling pipe, one end of the connecting sleeve is provided with a spiral cutting knife, the spiral cutting knife is arranged in a shielding cylinder at one end of the sampling pipe, and a cutting assembly is arranged in the shielding cylinder. After the sampling device samples the lesion position, the sample is not easy to fall off in the process of being taken out of the patient's body, and the sampling efficiency is improved.

Systems and methods involve abrading a patient lung airway wall to reduce mucus production therein. Exemplary techniques include rotationally and / or linearly oscillating an abrasive material against the airway wall so as to damage mucus producing tissues, for example by removing goblet cells, while destroying less than the entire airway wall. The abrasive material may be present on the surface of an expandable balloon body or another expandable device, which can be delivered to the patient treatment site via a bronchoscope. In some cases, the abrasion techniques can cause cell damage or death at a controlled or predetermined tissue depth.

1. The name of the design product: multifunctional oropharyngeal airway catheter. 2. The use of the design product: used for painless gastrointestinal endoscopy, painless bronchoscopy, and other painless endoscopy, as well as airway management tools during painless egg extraction, surface or short surgery, and other sedative anesthesia. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

1. The name of this design product: Bronchoscopy-assisted quality control graphical user interface for electronic equipment. 2. Purpose of this design product: an electronic device. 3. The key design point of this design product lies in the graphical user interface. 4. The picture or photo that best illustrates the key points of the design: Main view of Design 1. 5. The electronic device of this design product is of conventional design, and the rear view, left view, right view, top view, and bottom view of Design 1‑4 are omitted. 6. Designate Design 1 as the base design. 7. Purpose of the graphical user interface: The interface of this design product is a desktop display and application display interface. 8. Human-computer interaction mode of graphical user interface: The main view of Design 1 shows the horizontal real-time display interface of bronchoscopy examination. The upper left side of the interface shown in the main view of Design 1 displays the current inspection time, inspection time, current part, next part and operation score. The current part can be one or more, and the next part is the part to be inspected. The bronchial tree diagram is displayed at the lower left side of the interface shown in the main view of Design 1, and a light-up prompt is given to the inspected parts in the bronchial tree diagram, another light-up prompt is given to the currently inspected part, and a light-up prompt is given to the text corresponding to the inspected part. The largest octagonal area on the right side of the interface shown in the main view of Design 1 is used to display the current endoscopic video image. The small octagonal area of ​​the interface shown in the main view of Design 1 is used to display the screenshots taken by the user during the operation, and displays the swipe-up button and the swipe-down button to display the undisplayed part of the screenshot by turning pages / scrolling. The user can view the undisplayed screenshots by clicking / touching the swipe-up button and the swipe-down button in the interface. The main view of Design 2 shows the vertical real-time display interface of bronchoscopy. The right side of the lower side of the interface shown in the main view of Design 2 displays the current inspection time, inspection time, current part, next part and operation score. The current part can be one or more, and the next part is the part to be inspected. The lower left side of the interface shown in the main view of Design 2 displays a schematic diagram of the bronchial tree, and a light-up prompt is given to the inspected parts in the schematic diagram, another light-up prompt is given to the currently inspected part, and a light-up prompt is given to the text corresponding to the inspected part. The largest octagonal area on the upper side of the interface shown in the main view of Design 2 is used to display the current endoscopic video image. The small octagonal area of ​​the interface shown in the main view of Design 2 is used to display the screenshots taken by the user during the operation, and displays the left and right slide buttons to display the undisplayed part of the screenshot by turning pages / scrolling. The user can view the undisplayed screenshots by clicking / touching the left and right slide buttons in the interface. The main view of Design 3 shows the horizontal summary interface of the bronchoscopy examination. The upper left side of the interface shown in the main view of Design 3 displays the current inspection time, inspection time, operation score and completeness. The bronchial tree diagram is displayed at the lower left side of the interface shown in the main view of Design 3, and the inspected parts in the bronchial tree diagram are highlighted, and the text corresponding to the inspected parts is highlighted. The large octagonal area on the upper right side of the interface shown in the main view of Design 3 is used to display the identified abnormal screenshots, and the left slide button and the right slide button are displayed to display the undisplayed part of the screenshot by turning pages / scrolling. The user can view the undisplayed abnormal screenshots by clicking / touching the left slide button and the right slide button in the interface. The small octagonal areas in the lower right side of the interface shown in the main view of Design 3 are used to display the identified part screenshots, and the left slide button and the right slide button are displayed to display the undisplayed part of the screenshot by turning pages / scrolling. Users can view the undisplayed part screenshots by clicking / touching the left slide button and the right slide button in the interface. The main view of Design 4 shows the vertical summary interface of the bronchoscopy examination. The current inspection time, inspection time, operation score and completeness are displayed on the lower right side of the interface shown in the main view of Design 4. The lower left side of the interface shown in the main view of Design 4 displays a schematic diagram of the bronchial tree, and a light-up prompt is given to the inspected parts in the schematic diagram of the bronchial tree, and a light-up prompt is given to the text corresponding to the inspected parts. In the large octagonal area above the interface shown in the main view of Design 4, each large octagon displays the identified abnormal screenshots, and displays the left slide button and the right slide button to display the undisplayed part of the screenshot by turning pages / scrolling. The user can view the undisplayed abnormal screenshots by clicking / touching the left slide button and the right slide button in the interface. Each small octagon in the small octagon area of ​​the interface shown in the main view of Design 4 displays a screenshot of the identified part, and displays a left slide button and a right slide button to display the undisplayed part of the screenshot by turning pages / scrolling. The user can view the undisplayed part screenshot by clicking / touching the left slide button and the right slide button in the interface. In each view, the swipe up button, swipe down button, swipe left button, swipe right button, etc. in the main view interface of Design 1, Design 2, Design 3 and Design 4 are used for human-computer interaction and to realize functions.

This utility model relates to the field of bronchoscopy technology, specifically a bronchoscopy structure that improves practicality. It includes a tracheal section with several vent holes for oxygen delivery on its sidewalls, which are inserted into the trachea. The tracheal section has a through-tube inside. A handle is fixedly attached to the end of the tracheal section outside the body. A cavity is located inside the handle, and the cavity and the tracheal section's tubes are interconnected. An extension tube is connected through the sidewall of the handle, with one end penetrating the cavity of the handle. An oxygen delivery tube is inserted into the extension tube, passing through the tracheal section's tubes and extending to the end of the tracheal section away from the handle. The oxygen delivery tube passes through the tubes and exposes vent holes at different locations to deliver oxygen.

Devices, systems, and methods for measuring the diameter of an airway in a human or animal subject are disclosed. The device comprises a flexible catheter body having a proximal end and a distal end. Flexible sizing elements are disposed along and extend approximately orthogonally from the catheter body. The sizing elements have different heights from one another and are configured to fit through the working channel of a bronchoscope. Devices, systems, and methods for redirecting airflow through a lung airway are also disclosed. The method comprises introducing into the airway a catheter comprising a distal end, a proximal end and an elongated portion therebetween, wherein the distal end comprises an airway closing mechanism, and wherein the proximal end comprises an actuator to actuate the airway closing mechanism; and actuating the airway closing mechanism to at least partially close the airway.

The present application discloses a method, device and equipment for determining the type of bronchial tuberculosis, which relates to the field of artificial intelligence-assisted diagnosis. The method includes: obtaining a data set; the data set is an image sample under bronchoscopy; constructing a bronchial tuberculosis diagnosis model; the bronchial tuberculosis diagnosis model is a bronchial tuberculosis diagnosis model based on the ResNet34 framework and incorporating multi-head self-attention and depthwise separable convolution; training the bronchial tuberculosis diagnosis model based on the data set; inputting the image of the user under bronchoscopy into the trained bronchial tuberculosis diagnosis model to obtain the type of bronchial tuberculosis. The present application can realize the intelligent diagnosis of bronchial tuberculosis through an artificial intelligence-assisted diagnosis system, and can effectively reduce the misdiagnosis and missed diagnosis of bronchial tuberculosis.

The utility model relates to a child restraint device for bronchoscopy and an examining table. The child restraining device is installed on a bed board of the bronchoscopy bed and comprises fixing rods symmetrically arranged on the edges of the two sides of the bed board, two sliding supports are independently arranged on each fixing rod in a sliding mode, and fastening rotary knobs used for fixing the positions of the sliding supports are arranged on the sliding supports. A chest and abdomen restraint strap or a leg restraint strap is arranged between the corresponding sliding supports on the two sides in a penetrating mode. The child restraint device further comprises a head restraint assembly arranged on the bed board, and the head restraint assembly comprises a set of head limiting plates and a driving assembly used for driving the head limiting plates to be close to each other or away from each other. Compared with the prior art, the child restraint device has the advantages that through cooperation of the chest and abdomen restraint strap, the leg restraint strap and the head restraint assembly, turning over and twisting of a child patient can be effectively limited during bronchoscopy, and clinical examinations such as bronchoscopy and the like are facilitated.

The utility model provides a fixing device for children bronchoscope alveolar lavage, which relates to the field of medical instruments and comprises a body stabilizing mechanism, a limb stabilizing mechanism and a leg stabilizing mechanism. The body stabilizing mechanism comprises a body stabilizing belt, a hook-and-loop fastener loop surface, a hook-and-loop fastener hook surface, a first fixing belt, a second fixing belt, a shoulder belt, a third fixing belt, a connecting block and a hook buckle, and the limb stabilizing mechanism comprises a limb sleeve, a fixing strip, a first hollow groove, a fourth fastening belt, a second connecting belt and a fifth fastening belt. And the leg stabilizing mechanism comprises a leg stabilizing belt, a second hollow groove and a sixth fastening belt. The body, the four limbs and the two legs of a patient can be effectively stabilized conveniently, the constraint effect of the device is guaranteed, the lying or sitting patient can be conveniently constrained and fixed, and the body stabilizing belt, the shoulder belts, the four limb sleeves and the leg stabilizing belts can be tightened, so that the body stabilizing belt, the shoulder belts, the four limb sleeves and the leg stabilizing belts can be tightened, and the body stabilizing belt, the shoulder belts and the leg stabilizing belts can be tightened. And the device can effectively fix children with different body types.

Systems and methods involve abrading a patient lung airway wall to reduce mucus production therein. Exemplary techniques include rotationally and / or linearly oscillating an abrasive material against the airway wall so as to damage mucus producing tissues, for example by removing goblet cells, while destroying less than the entire airway wall. The abrasive material may be present on the surface of an expandable balloon body or another expandable device, which can be delivered to the patient treatment site via a bronchoscope. In some cases, the abrasion techniques can cause cell damage or death at a controlled or predetermined tissue depth.

The invention relates to the technical field of optical scanning of pathological sections, in particular to a tissue digital pathological section generation method for lung biopsy through a bronchoscope. According to the method, the target scanning area corresponding to the lung tissue is quickly positioned by pre-scanning the tissue slice; planning a secondary scanning path based on the morphological characteristics and the secondary scanning parameters of the target scanning area; on the premise of reducing the scanning blank area, the high-quality digital pathological section image of the pathological tissue sample is obtained again, the scanning efficiency and effect are improved, and then the generation effect of the digital pathological section is improved.

The application relates to a local administration device for a bronchoscope, which comprises a main pipe, a syringe butt joint and a conical end head, a baffle is arranged in the middle of the inner part of the main pipe, the inner cavity of the main pipe is divided into two passages by the baffle, a syringe butt joint is arranged at the upper end of the main pipe, two injection ports corresponding to the two passages are arranged on the syringe butt joint, the conical end head is arranged at the lower end of the main pipe, a silica gel injection head is arranged at the lower end of the conical end head, a plurality of closable injection holes are arranged on the lower end of the silica gel injection head, a wire pulling structure moving up and down is arranged at the middle part of the baffle, and a push block structure connected with the lower end of the wire pulling structure is arranged in the lower end of the silica gel injection head. The application has the characteristics of accurate control of the injection amount of medicine, simple structure, convenient manufacturing, improved treatment effect and the like.

The present invention relates to an image segmentation method for assisting bronchoscopy, and relates to the field of medical image processing, including: performing significant feature analysis on airway images to determine multiple significant airway regions; configuring an initial image segmentation granularity scheme based on multiple image saliencies; synchronously monitoring and acquiring user physiological characteristics and lens operation characteristics, performing image blur prediction, and generating image segmentation compensation coefficients; adjusting the initial image segmentation granularity scheme to obtain a corrected image segmentation granularity scheme, and performing image segmentation on multiple significant airway regions. The present invention can solve the problem in traditional methods that the segmentation strategy cannot be dynamically adjusted according to image features, resulting in difficulty in adapting to the needs of different lesion regions and easily causing false detection or missed detection; it can significantly improve the segmentation precision and accuracy of tracheal images, achieve efficient and accurate image segmentation, thereby better identifying different types of lesion regions and effectively reducing false detection and missed detection.

The invention relates to the technical field of medical instruments, in particular to an adjustable restraint device for child bronchoscope surgery, which comprises a support, a bed board is fixedly connected to the top of the support, and an adjusting component for adjusting the gravity center of the bed board is arranged at the bottom of the bed board. The adjusting assembly comprises a first lead screw and sliding blocks which are symmetrically and slidably matched with the bottom of the bed board, and balancing weights are fixedly connected to the bottoms of the sliding blocks; the sliding blocks are in threaded fit with the first lead screw, and the thread directions of the adjacent sliding blocks are opposite. Limiting rods are fixedly connected to the sliding blocks, penetrate through the sliding blocks on the opposite sides and are in sliding fit with the sliding blocks on the opposite sides. A driving assembly for driving the first lead screw to rotate and a limiting assembly for limiting the moving range of the sliding block are arranged at the bottom of the bed plate. The balance weight distribution can be dynamically adjusted according to the body length of a child patient, it is ensured that the gravity center of the bed board is matched with the body shape of the child patient, and the child patient is more reliably fixed in an operation through the synergistic effect of physical balance weights and a mechanical structure.

This invention relates to the field of bronchial hemostasis devices, specifically to a hemostatic plug for use under bronchoscopy that preserves a distal operating channel. The hemostatic plug includes a central channel and absorbent material fitted over the central channel. A one-way valve is located at the distal end of the central channel, allowing one-way passage of the device. The absorbent material expands rapidly upon contact with blood or saline solution, achieving physical occlusion of the bleeding bronchus. The hemostatic plug also features an expansion and fixation structure that expands radially synchronously with the expansion of the absorbent material, enhancing the anchoring effect with the bronchial wall. In some embodiments, this structure can also form a secondary sealing barrier. The hemostatic plug integrates a retrieval control structure; during removal, axial traction preferentially drives the radial contraction of the expansion and fixation structure, safely separating it from the bronchial wall and avoiding removal injury. This invention solves the problem that traditional balloon devices cannot simultaneously achieve effective hemostasis and continuous distal operation, achieving multiple functions such as rapid occlusion, stable operation, reliable fixation, and safe removal.

According to the laryngeal mask for bronchoscopy, a bronchoscope intubation tube and a drainage tube intubation tube are arranged, and a drainage tube can be inserted on the premise that it is guaranteed that a bronchoscope can enter the trachea, so that gastric juice of a patient can be drained; in addition, the device is provided with a first bag sleeve, a second bag sleeve and a third bag sleeve, air inflation can be conducted separately according to different parts of the throat of the patient, the device can be fully attached to and seal the esophagus of the patient, and meanwhile a more rapid and stable channel is constructed for entering of a bronchoscope and a drainage tube; in addition, the device is provided with the breathing machine connector and the piston connecting hole in a matched mode, so that connection of a breathing machine does not affect use of the bronchoscope, the piston connecting hole can improve leakproofness between the bronchoscope and a bronchoscope cannula, and therefore air flow escape is reduced.

The present invention relates to a microwave ablation catheter for bronchoscopy, belonging to the field of medical device technology. The microwave ablation catheter comprises a handle, a fixed sheath, a silicone catheter, and a microwave catheter head; the handle comprises a microwave connector, a temperature measurement connector, a water inlet pipe connector, and a water outlet pipe connector; the fixed sheath is externally placed on the silicone catheter, and the retaining sheath and the silicone catheter are placed together at the end of the handle; the silicone catheter adopts a multi-cavity silicone tube, and a memory alloy material is added to the catheter; the microwave catheter head comprises a microwave antenna, an eccentric balloon, and a temperature measurement module. The present invention provides a microwave ablation catheter for bronchoscopy, which performs intrabronchial microwave ablation combined with biliary stent placement under ERCP to increase the stent patency period and patient survival.

The utility model relates to bronchoscopy transfer technical field, especially a bronchoscopy transfer case, including bracket body, four universal wheels and tray, the lower portion of tray is provided with two layers of clean drawer layers that distribute up and down, two layers of clean drawer layers are used for storing fixed clean bronchus and bronchoscopy accessory, the side of two layers of clean drawer layers is provided with single -layer storage drawer layer, storage drawer layer is used for depositing gloves tool, two layers of soaking drawer layers are used for soaking pipe body and dirty tool, the flushing drawer layer is used for washing the pipe of bronchus. The utility model provides the professional adaptation transfer case for bedside bronchoscopy, operating room bronchoscopy, reduces the bronchoscopy breakage or pathogen pollution probability caused by the collision or medical plastic bag breakage in the previous transfer process, and simultaneously, the transfer case has the primary disinfection flushing soaking function, can start primary disinfection in the operation end and transfer process, greatly shortens the waiting time of next patient.

Systems and methods for tracking movement of a catheter within airways of a lung. A deformable model of the lung represents airways of the lung as airway segments joined at bifurcations. Deformation of the lung model uses modification of the angles and / or positions of the airway segments with respect to each other. An initial model may be generated, for example, based on segmentation of a CT image. A baseline deformable registration of the initial model to a lung shape of the patient at the beginning of the procedure may be established from position measurements of the catheter along plurality of different pathways. Optionally, the baseline registration is dynamic according to respiratory phase. Relative to the baseline registration, real-time changes in lung shape may be modeled by using further measurements obtained using the catheter as it navigates to a target, preferably using position sensors distributed along the catheter body.

Systems and methods involve abrading a patient lung airway wall to reduce mucus production therein. Exemplary techniques include rotationally and / or linearly oscillating an abrasive material against the airway wall so as to damage mucus producing tissues, for example by removing goblet cells, while destroying less than the entire airway wall. The abrasive material may be present on the surface of an expandable balloon body or another expandable device, which can be delivered to the patient treatment site via a bronchoscope. In some cases, the abrasion techniques can cause cell damage or death at a controlled or predetermined tissue depth.

Systems and methods involve abrading a patient lung airway wall to reduce mucus production therein. Exemplary techniques include rotationally and / or linearly oscillating an abrasive material against the airway wall so as to damage mucus producing tissues, for example by removing goblet cells, while destroying less than the entire airway wall. The abrasive material may be present on the surface of an expandable balloon body or another expandable device, which can be delivered to the patient treatment site via a bronchoscope. In some cases, the abrasion techniques can cause cell damage or death at a controlled or predetermined tissue depth.

The utility model provides a suitcase for bronchofiberscope outgoing inspection, and relates to the technical field of suitcases. The suitcase comprises: an outer case body, the top of which is provided with an opening, and the opening is hinged to a case cover; the inner box body is arranged in the outer box body and can ascend and descend relative to the outer box body; wherein the inner box body is sequentially provided with a first storage part, a second storage part and a third storage part from high to low in the height direction of the inner box body, the first storage part is located at the top of the inner box body, the second storage part and the third storage part both adopt a drawer type pulling design, and the pulling directions of the first storage part and the second storage part are opposite; and the straps are arranged on the outer box body. When the suitcase is used for bronchofiberscope outgoing inspection, through lifting of the case cover and the inner case body and reasonable arrangement of the storage part, inspection articles can be carried in order in a classified mode, medical staff can rapidly and accurately position and take the articles after arriving at an inspection place, rummaging time is shortened, efficiency is improved, operation delay is avoided, and it is guaranteed that inspection work is efficiently carried out.

The present invention discloses an ultrasonic bronchoscopic sampling device, comprising a tube body and a working channel. The tube body is provided with a working channel and a clamping ring. The clamping ring is slidably arranged in the working channel, and a puncture needle for sampling can be placed in the working channel. The puncture needle is provided with a protrusion, and the protrusion can be movably clamped into the clamping ring. In addition, an air cushion ring is fixedly provided at the output end of the tube body, and the air cushion ring can fix the position of the tube body in the patient's trachea.

The invention relates to the technical field of guiding devices, and particularly discloses a bronchoscopy auxiliary positioning guiding device which comprises a connecting pipe, a clamping sleeve is fixedly installed at the lower end of the connecting pipe, and an expansion assembly is arranged at the lower end of the clamping sleeve; the expansion assembly comprises an outer supporting sleeve and an inner supporting sleeve, the inner supporting sleeve is located on the inner side of the outer supporting sleeve, and a gap is formed between the inner supporting sleeve and the outer supporting sleeve; sliding groove rods are fixedly installed on the outer side face of the inner supporting sleeve at equal intervals in an annular array mode, push rods are slidably installed at the left ends in the sliding groove rods, and sliding blocks are slidably installed in the sliding groove rods and located between the push rods and the right ends. Due to the fact that the outer supporting sleeve can be contracted to work, the outer supporting sleeve can work after completely entering the glottis of the middle-aged and elderly people at the moment, the glottis of the middle-aged and elderly people is completely opened, and the situation that only the shallow part of the glottis is opened, but the deep part of the glottis cannot be opened is avoided.

The invention discloses a balloon catheter device for treating central lung cancer by combining irreversible electroporation and cold atmospheric pressure plasma jet. The balloon catheter device comprises a balloon structure, a multi-cavity catheter and a balloon electrode, the invention provides a balloon catheter device based on a bronchoscope. The balloon catheter device is used for achieving combined treatment of lung cancer through irreversible electroporation and atmospheric pressure cold plasma. The balloon catheter device is composed of a balloon electrode and a catheter, and the balloon electrode covers the surface of a balloon and can deliver a pulsed electric field to ablate the central lung cancer. The catheter device integrates the bronchoscope and the plasma discharge tube, can directionally convey working gas to the bronchus network under the guidance of the navigation system, generates plasma active matter after being ionized by the pulsed electric field, and can be quickly sent into the bronchus network under the action of the electric field and the flow field.

The invention discloses an airway opening body position included angle recommendation method based on intelligent model prediction, which comprises the following steps: deploying a random forest for predicting a body position included angle into an application program, and receiving the random forest accessed by a user through a graphical user interface of the random forest application program, and the predicted body position included angle obtained by the random forest is fed back to the user. The prediction model provided by the invention can accurately recommend the optimal glottis-exposed airway opening body position for medical personnel, so that the risk of difficult glottis exposure in bronchoscope diagnosis and treatment can be reduced or avoided, and time can be saved for bronchoscope diagnosis and treatment; and a prediction service is provided through a computer application program, so that the use convenience is good.

The utility model provides a nasal glottis breather pipe which comprises a catheter and a connector inserted in the top end of the catheter, the lower end of the catheter is a diagonal plane, and a side hole is formed in the side wall close to the lower end of the catheter; two side lugs are symmetrically arranged on the periphery of a connecting port in the connector, a fixing hole is formed in each side lug, and a binding band arranged on the head in a sleeving mode is tied in the two fixing holes. The nasal glottis breather pipe can enter the glottis and a trachea with the tail end located below the glottis by 1-3 cm through the nose and the pharynx, effective ventilation can be conducted, a channel can be provided for a bronchoscope and a sputum suction tube to clean secretions of the lower respiratory tract, therefore, the respiratory function is improved through a non-invasive means, and the medical cost is effectively reduced.