52 results about "Bronchoscopy study" patented technology

The invention discloses an intelligent bronchial endoscope focus detection method, computer equipment and a storage medium. The intelligent bronchial endoscope focus detection method comprises the steps that real, reliable and diversified bronchial endoscope examination images are collected; through data preprocessing, labeling and data division, a bronchial focus detection data set is constructed; an efficient bronchial focus detection network is constructed, and improvement is carried out through multiple attention mechanisms and a convolution module; designing a loss function and training the network to obtain an optimized bronchial focus detection model; and performing focus detection on the acquired image in the real-time bronchoscopy video, and displaying a result. Based on the deep learning technology, the deep neural network model is trained to carry out precise focus type detection on the bronchial endoscope image, real-time bronchial lesion prompt information is provided for endoscope operators, the lesion omission problem during bronchial lesion examination is effectively relieved, the bronchoscopy process is standardized, the endoscope examination quality is improved, and the bronchial lesion detection efficiency is improved. And the workload of operators is reduced.

The utility model relates to the technical field of bronchoscope examination covers, and discloses a bronchoscope examination cover with a sealing structure, which comprises an examination cover body, a sealing mechanism, a moisture absorption mechanism and a protective sleeve, the sealing mechanism comprises a first circular ring, an air bag, a first arc-shaped plate, a second arc-shaped plate, a fixing plate and a second hand pulling plate, a first reset spring is fixedly arranged in the middle of the end face of the rear side of the fixing plate, a first hand pulling plate is fixedly arranged on the end face of the rear side of the first reset spring, and a second reset spring is fixedly arranged between the second hand pulling plate and the first arc-shaped plate. According to the novel bronchoscope examination cover, the air bag is attached to the surface of a bronchoscope by inflating the air bag, the sealing performance of the examination cover is improved, dirt is prevented from flowing out of a gap, water in exhaled air can be absorbed by arranging activated carbon, water vapor is prevented from being attached to the surface of the examination cover body, and the examination cover is convenient to use. And the interior of the inspection cover body can be conveniently observed.

The invention relates to the technical field of medical robots, in particular to a shape sensing type bronchoscope robot control method, which comprises the following steps of: acquiring a tail end shape coordinate of a bronchoscope in a current bending state, and constructing a current bending state model of the bronchoscope; robot joint angle vectors are obtained through deformation state data collected in real time; according to the robot structure model, constructing a robot model in the current bending form; respectively constructing a bending part spring model and a joint spring model based on the stress conditions of the tail end control point and the bending part control point; lateral pressure borne by the bending part and the tail end of the bronchoscope in the current bending posture is collected and processed; self-adaptive control is realized based on the target control quantity; the shape of the bronchoscope is sensed in real time through multiple sensors, mechanical analysis is carried out in combination with a spring model, multi-strategy self-adaptive control is achieved, the accuracy, safety and efficiency of bronchoscope operation are improved, and powerful technical support is provided for bronchoscope examination and minimally invasive surgery.

Devices, systems, and methods for a two-way valve assembly for a medical device. The two-way valve assembly has a knob seated within a valve body, two inlet passages leading to a suction source and a gas source, an outlet passage leading to an endoscope fluid channel, and an internal channel connecting one of the two inlet passages to the outlet passage. A spring presses the knob into the valve body to seal the openings along the channels and passages. Rotating the knob slides one or more guide pins on the knob along one or more guide grooves on the body and connects the other inlet passage to the outlet passage, such that the same endoscope fluid channel can be used both for suction, as in clearing fluid from within a patient, and delivering gas, as in insufflation.

The invention provides a bronchoscope simulation training system and method based on a VR technology, and the system comprises a VR helmet which is used for generating a 3D simulation bronchoscope examination scene; the simulation operation handle is used for simulating the operation of the bronchoscope; the position sensor is used for capturing action data when the user operates the simulation operation handle; the controller is used for calculating and rendering an operation view angle and an operation object of a user in a 3D simulated bronchoscopy scene according to the received action data, and feeding back an operation torque through the simulated operation handle so as to form various operation experiences; and the adaptability training algorithm chip is used for performing proficiency evaluation according to the action data to obtain an operation proficiency, and dynamically adjusting the difficulty of the 3D simulated bronchoscopy scene according to the operation proficiency. According to the invention, a vivid virtual training environment is provided, so that a novice doctor can carry out simulation training under a non-invasive condition, and the operation skill is improved.

The utility model provides a nasal catheter suitable for a bronchoscope, relates to the technical field of medical instruments, and aims to solve the technical problems that in the prior art, a nasal catheter easily affects bronchoscope examination, and the difficulty of bronchoscope examination is increased. A nasal catheter suitable for a bronchoscope comprises a catheter body, a first nasal plug tube and a second nasal plug tube, the side wall of the catheter body is connected with the first nasal plug tube and the second nasal plug tube, the second nasal plug tube comprises a connecting part, a limiting part and a nasal plug part which are coaxially arranged, and the two ends of the connecting part are connected with the side wall of the catheter body and the limiting part respectively. The end, away from the connecting part, of the limiting part is connected with a nose plug part, the diameter of the limiting part is larger than that of the nose plug part, the limiting part is used for abutting against the end face of the outer edge of a nostril, the connecting part is made of a telescopic threaded pipe, the connecting part, the limiting part and the nose plug part are of hollow tubular structures and communicate with one another, and the connecting part communicates with the pipe body. The tube body is connected with a fixing assembly used for fixing the second nasal plug tube.

The utility model relates to the field of three-way devices, and discloses a three-way device for severe bronchoscopy, which comprises a main body, the upper surface of the main body is fixedly connected with a rotary switch, the outer wall of the front end and the outer walls of the two sides of the main body are respectively provided with a bending mechanism, and each bending mechanism comprises a rotating block, a first corrugated pipe and a second corrugated pipe. A connecting mechanism is arranged on the outer wall of the side, away from the main body, of each first corrugated pipe and comprises a first limiting pipe, and a protruding block is arranged on the outer wall of each first limiting pipe. According to the three-way device, the pipelines needing to be connected are placed into the three limiting pipes of the three-way device, the threads on the pipelines needing to be connected are meshed with the threads in the fixing blocks, the pipelines needing to be connected can be fixed by rotating the fixing blocks, and if the connected pipelines need to be disassembled, the pipelines can be disassembled only by rotating the fixing blocks. Therefore, the work burden of workers is reduced, and the work efficiency of the workers is improved.

The utility model relates to the field of medical supplies, and discloses an anti-splashing eyeshade for bronchoscopy, which comprises a support plate, the front end of the support plate is provided with a support assembly, the support assembly comprises a support frame, the rear end of the support frame is fixedly connected to the front end of the support plate, the inner wall of the support frame is provided with a lens assembly, and the lens assembly is fixedly connected to the front end of the support plate. The lens assembly comprises a protective lens, the protective lens is inserted into the inner wall of the supporting frame, the front end of the supporting frame is fixedly connected with a sealing ring, the lens assembly further comprises a sealing gasket, the bottom end of the sealing gasket is fixedly connected to the top end of the protective lens, and the top end of the sealing gasket is fixedly connected with a supporting block. The whole device is fixed to the head of a patient through the elastic belt, the fixing stability can be improved, meanwhile, the detachable protection lens is used for shielding, the protection effect can be achieved, follow-up cleaning can be facilitated, sanitation is guaranteed, and the protection capacity of the whole device is good when the whole device is used.

The present invention relates to a guide sheath for peripheral bronchial lesion treatment, comprising a side tube for saline infusion, and injects physiological saline, which has been injected for peripheral bronchial dilation and access, through the side tube so that the physiological saline can efficiently reach a peripheral lung lesion as the physiological saline is injected through the side tube without insertion and removal of the guide sheath as in a conventional procedure, such that the precision and efficiency of a bronchoscopy procedure for diagnosing the peripheral lung lesion can be improved. In a conventional procedure, cold physiological saline or epinephrine for hemostasis could be administered after removal of the guide sheath and biopsy forceps, but the side tube of the guide sheath can administer a solution that assists hemostasis immediately after biopsy such that reduced side effects after the procedure and improved safety for the patient can be expected.

This utility model belongs to the field of medical device technology, and particularly relates to a head fixation mechanism for bronchoscopy. Addressing the problem that most existing bronchoscopy head fixation devices only provide a single supine support function, making it difficult to easily switch between supine and lateral positions on the same device, the following solution is proposed: A headrest shell and a headrest base are provided. The headrest base is equipped with a supine headrest and lateral headrests located on either side of it. A headrest groove is formed in the center of the top surface of the headrest shell. One of the supine or lateral headrests is positioned directly below the headrest groove. Temporal fixation clips and forehead fixation straps are provided on the top surface of the headrest shell on either side of the headrest groove. This mechanism allows switching between supine and lateral positions by sliding the headrest base. Combined with disposable sterile pads, it achieves one-person-one-change isolation protection, balancing positional accuracy, head fixation stability, and infection control safety.

The utility model discloses a head fixing device for child bronchoscopy. The head fixing device comprises a bearing plate, a fixing device and a fixing device, wherein the bearing plate is used for bearing the head, the neck and the shoulders of a child and extends from the head to the shoulders in a curve shape; the side fixing plates are arranged on the two sides of the bearing plate and used for being attached to the temples on the two sides of the child to prevent the head of the child from shaking; the forehead fixing band is arranged on the bearing plate and used for fixing the forehead of the child; and the bearing plate fixing assembly is arranged on the bearing plate and is used for fixing the bearing plate on the diagnosis and treatment bed. The head fixing device is simple in structure, convenient to use, capable of fixing the head of a child and opening an airway in the child bronchoscopy process, labor-saving, proper in fixing force and capable of enabling the child to feel more comfortable.

The application provides a bronchoscope automatic navigation method and device, electronic equipment and storage medium, and relates to the technical field of bronchoscope. The bronchoscope automatic navigation method comprises the following steps: in response to the start of bronchoscope examination operation, a virtual bronchoscope model of a target patient is obtained; according to the virtual bronchoscope model, a navigation path of bronchoscope examination is obtained, so that the operator drives the bronchoscope to move to the region of interest in the bronchus of the target patient according to the navigation path; in response to receiving a real scene image of the bronchus of the target patient taken by the bronchoscope at the current position, depth information is extracted from the real scene image to obtain a real scene depth map corresponding to the current position; point cloud information is extracted from the real scene depth map to obtain the point cloud of the current position; and according to the real scene depth map and the point cloud of the current position, the current pose of the bronchoscope is obtained by using a projection function. The application can effectively improve the accuracy of bronchoscope automatic navigation.

Methods and systems provide improved navigation through tubular networks such as lung airways by providing improved estimation of location and orientation information of a medical instrument (e.g., an endoscope) within the tubular network. Various input data such as image data and CT data, are used to model the tubular networks, and the model information is used to generate a camera pose representing a specific site location within the tubular network and / or to determine navigation information including position and orientation for the medical instrument.

Via a trachea (5) of the subject, an end of a first tube (120) is advanced along a first airway route (127) to an imaging site (20) within the lung (55). Independently of the first tube, an end of a second tube (130) is advanced along a second airway route (130) to a tool site (30) within the lung. While the first tube remains extended along the first route and the second tube remains extended along the second route, an imaging device (128), extended from the end of the first tube, is used to image a tool (138) extended from the end of the second tube, and a target (40) within the lung. The tool can be used to perform a procedure on the target, guided by the imaging of the target and the tool. Other embodiments are also described.

The present invention provides an inner membrane tube bronchial catheter. The head of the main ventilation tube is equipped with a main ventilation port and a lateral ventilation port, while the tail is provided with two ventilator interfaces. One of the two ventilation ports can be selectively connected to either ventilator interface, thereby forming a membrane ventilation lumen. A front sealing cuff and a rear sealing cuff are respectively arranged at the anterior and posterior sides of the lateral ventilation port, and they are each connected to an inflation tube and an inflation valve. During thoracic surgery, the front sealing cuff is inserted into one bronchial orifice, while the rear sealing cuff remains within the main airway, with the lateral ventilation port oriented toward the opposite bronchial orifice; by inflating or deflating the membranous ventilation tube, lung isolation can be easily achieved, thereby minimizing the catheter's outer diameter, reducing intubation-related injury, and providing a larger ventilation chamber with lower airway resistance when ventilating either lung. Moreover, suctioning and bronchoscopic examination are made more convenient. After the surgery, the front sealing cuff can be deflated and retracted into the main airway, thereby converting the device into a single-lumen endotracheal tube. The catheter has a simple design, is cost-effective, has a low complication rate, and holds significant potential for clinical application.

The utility model discloses a restraining device for children bronchoscopy, which belongs to the field of detection devices and comprises a bed sheet. The four edge fixing pieces are respectively arranged at four corners of the bed sheet; the edge fixing pieces are used for fixing the bed sheet on an external bed body; the four limb fixing pieces and the headrest assembly are detachably arranged on the bed sheet through hook-and-loop fasteners respectively; the four limb fixing pieces are used for fixing the limbs of a child respectively, the headrest assembly is used for bearing the head of the child, and the using positions of the limb fixing pieces and the headrest assembly can be adjusted through the hook-and-loop fasteners. When the restraining device for child bronchoscopy needs to be used, the four limbs, the trunk and the lower body of a child can be sequentially fixed through the four limb fixing piece, the trunk fixing piece and the lower body fixing piece, a microscopic examination tube can be smoothly examined in the trachea of the child by limiting movement of the child, and the examination effect is prevented from being affected.

A robotic system is configured to automatically identify surgical instruments used during a bronchoscopy procedure. The robotic system can include a video capture device, a robotic manipulator, sensors configured to detect a configuration of the robotic manipulator, and control circuitry communicatively coupled to the robotic manipulator. The control circuitry is configured to perform, using a machine learning classifier, a first analysis of a bronchoscopy video of a patient site to track a medical instrument in the bronchoscopy video. The control circuitry can then identify a set of possible instrument identifications for the medical instrument in the bronchoscopy video based on the first analysis and an identified phase of the bronchoscopy procedure. The control circuitry can then track a motion of the medical instrument in the bronchoscopy video and select an identification from the set of possible instrument identification for the medical instrument based at least on the tracked motion.

The present invention discloses an electric flexible bronchoscope, comprising a flexible mirror, the end of which is bendable, and the head end of which is provided with a first rotating body and a second rotating body connected coaxially; a motion control mechanism, which comprises a first motion control mechanism and a second motion control mechanism coaxially and spaced apart, the first motion control mechanism is sleeved on the outer periphery of the first rotating body and forms a group of transmission structures with the first rotating body, and the second motion control mechanism is sleeved on the outer periphery of the second rotating body and forms a group of transmission structures with the second rotating body; one end of two steel wires are respectively connected to the opposite sides of the second rotating body, and the other ends are inserted into the first rotating body close to each other and extend in parallel to connect with the end of the flexible mirror. Automatic control is realized, the difficulty of doctor's operation is reduced, and the doctor does not need to hold the mirror to operate like using a handheld mirror, which greatly reduces the doctor's physical consumption. At the same time, automatic control has higher accuracy, and more complex bronchoscopic examinations and operations can be completed.

The invention provides an adjustable bronchoscope biting device, and belongs to the technical field of bronchoscope biting devices. Comprising an upper plate body and a lower plate body, the upper plate body and the lower plate body are fixedly connected through a circular-ring-shaped connecting frame, the upper plate body and the lower plate body are vertically and symmetrically distributed outside the connecting frame, tooth occlusion areas are fixedly connected to the outer portions of the upper plate body and the lower plate body, and grooves for containing teeth are formed in the inner sides of the tooth occlusion areas; weakening grooves are formed in the inner sides of the ends, close to the connecting frame, of the upper plate body and the lower plate body. By arranging the adjusting assembly, the lower fixing base, the upper fixing base, the positioning plate, the upper air bag and the lower air bag jointly expand the upper plate body and the lower plate body outwards from the inner sides of the upper plate body and the lower plate body, the expanding state of the mouth biting device in the oral cavity of a patient is kept, the opening degree of the upper plate body and the lower plate body can be rapidly and finely adjusted, the oral cavity of the patient can be effectively supported, and the mouth biting device is convenient to use. The normal operation of bronchoscopy is ensured, the inner wall of the oral cavity is not excessively extruded, and the discomfort of a patient is relieved.

The present disclosure relates to bronchoscope devices and method of use for the visualization and surgical treatment of pulmonary conditions within the lungs of a patient. The bronchoscope assembly comprises a first working channel and a second working channel that respectively provide complementary functions for accessing the surgical site and a plurality of surgical applications.

The application discloses a trachea cannula for bronchoscopy, which can solve the problem that the existing bronchoscopy cannot be fixed relative to the trachea cannula after being embedded into the trachea cannula. Specifically, the bronchoscopy is embedded into the cannula body, at this time, the second clamping block and the first clamping block jointly clamp the bronchoscopy to fix the position of the bronchoscopy under the elastic force of the first spring; then the cannula body is inserted into the trachea through the mouth of the patient, then the support plate cover is arranged on the mouth of the patient, and the cannula body is fixed to the head of the patient by using the fixing assembly; when it is necessary to adjust the position of the bronchoscopy relative to the cannula body, the second support block is driven to move away from the first support block by the driving component, so that the position of the bronchoscopy is no longer clamped and fixed, and the position of the bronchoscopy can be manually adjusted, and the operation is more convenient.

The utility model provides an anaesthesia machine loop adapter for bronchoscopy, which relates to the technical field of anaesthesia machine loop adapters for bronchoscopy and comprises an adapter, a first rotating shaft is rotatably connected to the inner wall of the adapter, a second rotating shaft is movably sleeved on the outer surface of the first rotating shaft close to the top, and the second rotating shaft is movably sleeved on the outer surface of the first rotating shaft. A first gear is fixedly connected to the outer surface, close to the top end, of the second rotating shaft, a first connecting plate is rotationally connected to the outer surface, close to the bottom end, of the first gear, and a second connecting plate is fixedly connected to the top, close to the edge of one side, of the first connecting plate. According to the device, the first baffle is driven by the first rotating shaft, the second baffle is driven by the second rotating shaft, the second rotating shaft can be driven to rotate when the first rotating shaft rotates through mutual meshing of gears, the first rotating shaft can also rotate when the second rotating shaft rotates, and the two baffles can jointly block backflow gas.

Provided are a method and an apparatus for determining endobronchial tuberculosis typing, and a device, and relates to the field of artificial intelligence-assisted diagnosis. The method includes: obtaining a dataset, where the dataset includes an endobronchial endoscopic image sample; constructing an endobronchial tuberculosis diagnostic model, where the endobronchial tuberculosis diagnostic model is an endobronchial tuberculosis diagnostic model that is based on a ResNet34 framework and that incorporates multi-head self-attention and depthwise separable convolution; training the endobronchial tuberculosis diagnostic model based on the dataset; and inputting a bronchoscopy image of a user into a trained endobronchial tuberculosis diagnostic model to obtain the endobronchial tuberculosis typing. According to this application, intelligent diagnosis of endobronchial tuberculosis can be implemented through an artificial intelligence-assisted diagnostic system, so that misdiagnosis and missed diagnosis of endobronchial tuberculosis can be effectively reduced.

The utility model discloses an electronic bronchoscopy and interventional therapy operation pillow device for children, which comprises an operation pillow device body, the operation pillow device body comprises a neck pillow and two head blocking plates arranged on the rear side of the neck pillow, and the close sides of the two head blocking plates are inclined planes and are fixedly adhered with arc-shaped air bags. According to the utility model, a series of structures are arranged, so that the supporting position of the neck pillow can be conveniently adjusted according to children with different neck lengths, the neck pillow is suitable for accurately supporting the necks of the children with different neck lengths, the applicability is improved, in addition, the neck pillow and the arc-shaped air bag on the rear side are integrally arranged through the series of structures, and the practicability is high. Compared with the prior art, mutual limitation is improved, the phenomenon of independent displacement of the neck pillow in the using process is avoided, the effects of integrally limiting the head and accurately supporting the neck are achieved, good auxiliary fixing work can be conveniently carried out on children with heads of different widths, and the head positioning effect and applicability are improved.

The invention relates to the technical field of image processing, and discloses an auxiliary navigation method and system for a bronchoscope and a storage medium. The method comprises the following steps: performing bronchial branch identification according to CT image data of a patient to obtain a three-dimensional bronchial tree semantic graph structure; performing cavity opening detection on the endoscope image through a lightweight detection network to obtain a detection result and confidence; performing trajectory association by adopting a multi-target tracking algorithm to obtain a tracking sequence; performing graph matching association based on the track sequence and the semantic identifier to obtain a matching result; and performing path planning in combination with a matching result to obtain real-time three-dimensional navigation guidance information. According to the invention, the navigation precision and the operation efficiency of bronchoscopy are improved.

The utility model discloses an oxygen inhalation nasal catheter which comprises a nostril connecting seat, an adjusting valve is installed in the nostril connecting seat, an oxygen connecting pipe is installed below the nostril connecting seat, and a branch pipe is fixedly installed on the adjusting valve. When the blood oxygen concentration of a patient is reduced, a connecting air pipe of the patient can be detached from the U-shaped clamping opening, the intubation tube is inserted into the medicine inlet of the bronchoscope, and then the patient can be examined by using the bronchoscope, so that the patient can be examined by using the bronchoscope and the nasal intubation tube which is not inserted into the nostril of the patient. Meanwhile, the air flow control valve is used for adjusting the oxygen to enter into the two parts, so that the operation of supplying oxygen to a patient can be realized, and compared with the existing nasal catheter, the nasal catheter is more convenient to operate, is connected with a bronchoscope more quickly, and can supply oxygen to the patient in time and recover the blood oxygen concentration of the patient.

A bronchoscopy simulator includes: a main body part which is formed to be similar to the bronchial tree of the human body; and a bleeding producing part which is provided on the main body part to create a situation where bleeding occurs bronchial tree inside the main body part, thereby enabling practice of a response process for bleeding situations occurring during bronchoscopy. A control method for the bronchoscope simulator, includes: a bleeding occurrence step in which bleeding occurs inside a main body part by a bleeding simulation part; and a bleeding stop step, after hemostasis responding to the bleeding is performed, in which the bleeding is stopped by the bleeding simulation part.

The utility model relates to the field of nursing frames, in particular to a head and neck nursing frame for bronchoscopy. The technical problem that most head and neck nursing frames are only provided with head protection structures, so that the head of a patient cannot be adjusted and fixed is solved. According to the technical scheme, the head and neck nursing frame for bronchoscopy comprises a head and neck nursing frame body. The neck lifting assembly is arranged to lift and protect the neck of a patient, so that a doctor or a nurse can perform bronchoscopy and related operations such as biopsy and sputum suction more easily, the head placement adjusting assembly can provide a stable platform, the patient is kept stable when subjected to bronchoscopy, and the patient is prevented from being damaged. The head adjusting and fixing assembly can adjust and fix the head of the patient, the head of the patient can be stably fixed, and the bronchoscopy efficiency and accuracy can be improved.

The utility model discloses a child comfortable bronchoscopy body position pad and a transfer device, which comprise a transfer device, a position pad body and a position pad body, the transfer device is arranged on an operating bed for bronchoscopy, and the position pad body is arranged on the transfer device. The head ring is arranged on the bed transferring part and is detachably connected with the bed transferring part; and the shoulder pad is arranged on the transfer bed, located on one side of the head ring and detachably connected with the transfer bed, and the head ring and the shoulder pad can be adjusted according to the specific body position of the child patient. According to the comfortable bronchoscopy body position pad and the transferring device for the children, the head ring and the shoulder pad facilitate body position placement of the children during bronchoscopy, operation efficiency is improved, the head ring prevents the head from moving, transferring is easy when the children pass through a bed, manpower resources are saved, and the whole device is simple in structure and convenient to use. The body position fixing device is a powerful tool for solving the problems of body position placing, body position fixing and compression prevention during bronchial examination of children.

The utility model relates to the technical field of medical instruments, in particular to a catheter for assisting bronchoscopy, which comprises a gas-guide tube body, a tube sleeve, a rubber fixing plug, a sputum collecting cavity and an isolating device, the isolating device comprises a sliding ring, a protective component, a fixing component and a limiting component, and the sliding ring is in sliding connection with the gas-guide tube body. The protection assembly is arranged on the sliding ring, the fixing assembly is arranged on the gas-guide tube body, and the limiting assembly is arranged on the side, away from the fixing assembly, of the gas-guide tube body, in the using process of the tracheal catheter, through the arrangement of the sliding ring, the sliding ring drives the protection assembly to move on the gas-guide tube body, and the protection assembly and the fixing assembly are matched with each other; the rubber fixing plug can be covered in the rubber fixing plug cover, so that the rubber fixing plug is located in a closed space, the rubber fixing plug can be prevented from being exposed in the air for a long time, bacteria breeding of the rubber fixing plug is avoided, the body health of a patient is guaranteed, and use is convenient.