16 results about "Single lung" patented technology

The utility model discloses a blocking catheter for single-lung ventilation. The blocking catheter comprises a main catheter body. A camera cavity channel is formed in the main catheter body, a camera used for being connected with an external processor is arranged in the camera cavity channel in a sliding and sleeved mode, and the camera cavity channel comprises a front view port located at the near end of the main catheter body and a side view port located in the middle of the main catheter body and close to the near end of the main catheter body. The camera is used for obtaining the view field in front of the near end of the main catheter body through the front view port, and the camera is used for obtaining the view field of the part, located outside the bronchus, of the main catheter body through the side view port. The utility model has the advantages that the visual fields at different positions can be obtained, and the placement and the positioning are convenient.

An endotracheal tube position anomaly alerting device, for monitoring correctness of the position of an endotracheal tube (ETT), includes: a monitoring module for collecting patients' chest X-ray image data; an object detection module for detecting objects with a deep learning model of YOLO V5; a position evaluation module for reading and determining, with an artificial intelligence (AI) algorithm model, appropriateness of the position of the endotracheal tube according to a detection result from the object detection module; and a display module for displaying an evaluation result about endotracheal tube position appropriateness and sending an alert for clinical reference as needed. The device assists clinical professionals in quickly and accurately determining whether the position of the endotracheal tube is appropriate, so as to reduce unplanned endotracheal tube detachment rate or incidence rate of one lung ventilation (OLV), enhance medical care quality, and enhance patients' safety and stability of vital signs.

To provide a warning device for an abnormal position of an endotracheal tube.SOLUTION: A warning device for an abnormal position of an endotracheal tube that monitors accuracy of an installation position of an endotracheal tube includes: a monitoring module 1 for collecting chest X-ray image materials of a patient; an object detection module 2 for detecting an object based on a deep learning model; a position evaluation module 3 for interpreting the position appropriateness of the endotracheal tube based on a result of the object detection module; and a display module 4 for displaying an evaluation result on the position appropriateness of the endotracheal tube and providing a necessary warning as a clinical reference. Thereby, the position of the endotracheal tube is evaluated by an artificial intelligence calculation model using a chest X-ray image captured for the patient. A main objective is to enable clinical medical staff to quickly and accurately determine the appropriateness of the position of the endotracheal tube, reduce the rate of unplanned slipping of the endotracheal tube and the incidence of single-lung ventilation, and improve the medical quality, thereby improving the safety and vital sign stability of the patient.SELECTED DRAWING: Figure 1

The invention discloses a thoracic operation single-lung ventilation monitoring device and monitoring method based on an EIT technology, the thoracic operation single-lung ventilation monitoring device comprises a plurality of monitoring modules, each monitoring module comprises an electrode membrane and an electrode array, the electrode array is integrated on the electrode membrane, and the electrode membrane is provided with a first adhesive layer so as to be adhered to the body surface of a human body; the system further comprises a receiving host detachably arranged on the single side of the human body surface, a receiving module and a wireless module are arranged in the receiving host, the receiving module is electrically connected with the multiple electrode arrays so as to receive impedance change data of each electrode array, the receiving module is electrically connected with the wireless module, and the wireless module is electrically connected with the receiving module. The wireless module is electrically connected with an external EIT device, and the external EIT device receives impedance change data of each electrode array and converts voltage data into a two-dimensional cross-sectional image. The one-lung ventilation monitoring of the EIT technology during the thoracic operation can be realized, the protective ventilation of the lung is realized, the oxygenation index is improved, the occurrence rate of hypoxemia is reduced, and the pulmonary complications are reduced.

The present invention discloses a method, device, equipment and storage medium for predicting emphysema disease. The method includes: obtaining a single lung lobe image of the left lung or the right lung; identifying the emphysema region and the small airway lesion region in the single lung lobe image; determining the emphysema grade detected based on the single lung lobe image, and determining the ratio of the emphysema region to the small airway lesion region; and determining the predicted development grade of emphysema based on the detected emphysema grade and the ratio. The present invention can achieve the determination of the predicted development grade of emphysema and predict the development direction of emphysema disease.

The utility model discloses a single-lung collapse bronchial catheter, which relates to the related technical field of medical equipment and comprises a catheter, a through air cavity pipeline is arranged in the catheter, and a cuff inflation cavity is arranged on one side of the air cavity pipeline of the catheter; one end of the catheter is connected with a cuff, the other end of the catheter is connected with an adapter used for being connected with the outside, and the adapter is connected with an inflation structure communicated with an inflation cavity of the cuff; the utility model solves the problems that the existing plugging trachea cannula cannot realize real single-lung collapse; no strict operation sequence exists; when the device is used in cooperation with the laryngeal mask, the risk of displacement of the laryngeal mask is reduced; the size of the catheter is increased, so that short-time natural lung collapse and an independent collapse channel can be realized through the inner cavity of the catheter, mechanical ventilation and plugging are not influenced, and the operation time can be shortened; the three cavities of the main pipe are independent of one another, so that plugging, collapsing and visual functions are not mutually influenced.

The utility model relates to the technical field of medical auxiliary instruments, in particular to a single-cavity blocking catheter which comprises a main catheter and a main air bag used for blocking a trachea, a branch catheter with the inner diameter slightly smaller than that of the main catheter is connected to the lower end of the main catheter, and a branch air bag used for blocking the branch catheter is arranged on the branch catheter. The part connecting the main catheter and the branch catheter is an assembly, a gate used for changing the blocking state of the trachea is arranged in the assembly, a connecting piece is arranged in the gate, when the gate is closed by the connecting piece, single-lung ventilation can be conducted, and when the gate is opened by the connecting piece, double-lung ventilation can be conducted. The single-cavity plugging catheter is high in clinical feasibility, easy to align, simple to operate and convenient for medical staff to operate and use.

The utility model discloses a disposable visual bronchus cannula which comprises a main lumen, the inner surface of the main lumen is fixedly connected with a bronchus cavity, the outer surface of the bronchus cavity is fixedly connected with a camera, and the inner surface of the camera is fixedly connected with a transmission line. The end, away from the camera, of the transmission line is fixedly connected with a data interface, a first air channel is formed in the main pipe cavity, a second air channel is formed in the bronchial pipe cavity, the outer surface of the bronchial pipe cavity is slidably connected with a blocking pipe, and the outer surface of the main pipe cavity is fixedly connected with a first fixing air bag. The camera is mounted in front of the trachea end hole, accurate positioning can be provided for single-lung ventilation, an airway can be quickly established for real-time monitoring, single-lung and double-lung conversion is more convenient while trachea displacement is avoided, the size of the single-cavity ventilation tube is smaller than that of a double-cavity bronchial tube, and the trachea is more convenient to use. The trachea injury is reduced; meanwhile, the intubation difficulty is reduced.

The invention discloses an integrated single-double lung ventilation visual laryngeal mask, and relates to the technical field of medical auxiliary instruments. Comprising a visual laryngeal mask body, a laryngeal mask ventilation connector and a visual laryngeal mask bag are arranged on the outer side of the visual laryngeal mask body, an inflation valve is arranged on the visual laryngeal mask bag, and a bronchus ventilation tube imbedding opening is formed in the extending end of the visual laryngeal mask body; the laryngeal mask further comprises a bronchial catheter which is integrated in the laryngeal mask body, and a bronchial cuff and a bronchial ventilation connector are arranged at the front end of the bronchial catheter. According to the integrated single-lung and double-lung ventilation visible laryngeal mask, through the collaborative design of the built-in bronchial catheter and the laryngeal mask body, rapid and stable single-lung / double-lung ventilation mode conversion is achieved, and the problems that a traditional laryngeal mask cannot meet the emergency ventilation requirement in an operation and cannot prevent tumor bodies from falling into deep bronchus after tracheal tumor resection are solved.

The adjustable single-cavity tracheal catheter comprises a hollow catheter body, an air inlet and a first air outlet are formed in the top end and the bottom end of the catheter body respectively, a second air outlet is formed in the position, 2-3 cm away from the bottom end, of the side wall of the catheter body, and the catheter body is sleeved with a first outer air bag and a second outer air bag. The first outer air bag and the second outer air bag are arranged above and below the second air outlet respectively, an inner air bag is arranged in the catheter body and below the second air outlet, a moving groove is formed in the side wall of the second air outlet, a channel communicated with the top end of the side wall of the catheter body is formed in the top end of the moving groove, and the moving groove is slidably connected with a blocking piece. An annular air bag is arranged in the middle of the blocking piece, the first outer air bag, the second outer air bag, the inner air bag and the annular air bag are connected with different air inlet valves through air inlet pipes respectively, the air inlet pipes connected with the annular air bag are connected with the channel in a sliding mode, and therefore the problem of acute desaturation caused by the fact that an existing double-cavity tracheal catheter is small in inner diameter or too large in pipe diameter and cannot be inserted is solved.

The utility model belongs to the technical field of bronchus plugging suites, and particularly relates to a bronchus plugging suite. Comprising a plugging device, a visual catheter, a connecting pipe and a sputum suction assembly, a first assembling pipe is arranged on the upper side of the periphery of the connecting pipe, a second assembling pipe is obliquely arranged on the lower side of the periphery of the connecting pipe, and a sealing assembly is arranged at the end, away from the connecting pipe, of the second assembling pipe; a mounting groove is formed in the tube wall of the visual catheter, a threaded steel wire is fixedly mounted in the mounting groove, a small cuff and a large cuff are mounted on the left side of the periphery of the visual catheter respectively and provided with inflation tubes, and one end of each inflation tube extends out of the visual catheter and is fixedly connected with a connector. The tracheobronchial ventilation device is simple in structure and reasonable in design, can be used for performing single-lung ventilation on patients with various tracheobronchial anatomical structures during use, is easy to implant, has small injury, is not easy to pollute the lens, and is easy to wash and suck sputum even if the lens is polluted.

The utility model relates to the technical field of medical instruments, in particular to a thoracoscope ultramicro wound aspirator which comprises a thoracoscope aspirator and further comprises an aspirator tube, one end of the aspirator tube is connected with one end of the thoracoscope aspirator, the aspirator tube is further provided with a first side hole, and the first side hole is arranged close to the end of the thoracoscope aspirator; the thoracoscope ultramicro wound aspirator is novel in structure, can prevent the situation that the operation view is affected due to the fact that the lung is excessively expanded during ventilation of a single lung, can increase negative pressure of a pleural cavity to avoid pulmonary atelectasis during ventilation of double lungs, and meanwhile, can be used for aspirating the double lungs, and can be used for aspirating the double lungs. The angle of the suture needle can be quickly adjusted in the pleural cavity, continuous suture is facilitated, unnecessary side injury caused by repeated access of the suture needle to the chest is avoided, free chest tissues such as lung tissues, arteriovenous and trachea can be assisted, and unnecessary fatal injury such as massive hemorrhage can be reduced.

The present disclosure relates to a lung classification model training method, a lung image classification method and a device thereof. The training method comprises: performing regional feature extraction on each first lung image to obtain a first multi-region feature set, and performing regional dimension feature correlation analysis on the first multi-region feature set to obtain a first fusion feature set containing a non-redundant feature set and a correlation feature set; and performing iterative training of a lung classification model according to training label data and a plurality of first fusion feature sets, wherein the non-redundant feature set represents independent feature information with independent distinguishability of a plurality of lung regions, the correlation feature set represents complementary feature information between the plurality of lung regions, and the fusion feature set has precise representation capability of independent features of a single lung region and complementary features across regions, thereby breaking through the adaptation limitation of a fixed application scenario and improving the accuracy and robustness of the lung classification model.

1. The name of the design product: bronchus blocking catheter. 2. The use of the design product: used in the operation needing one-lung ventilation, inserted into the bronchus of the patient, to achieve the purpose of blocking the airway of the left lung or the right lung. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view.

The present invention relates to a double-capsule single-lumen tracheal catheter, which comprises a catheter body and a catheter respiratory connector; a first catheter capsule and a second catheter capsule are arranged at the head of the catheter body, and both the first catheter capsule and the second catheter capsule are wrapped on the catheter body, and the first catheter capsule is located between the second catheter capsule and the end hole of the catheter body; the first catheter capsule and the second catheter capsule are connected to a capsule inflation and deflation mechanism; a catheter side hollowed-out area is arranged on the outer side of the arc-shaped head of the catheter body, and the catheter side hollowed-out area is located between the first catheter capsule and the second catheter capsule, and the catheter side hollowed-out area is communicated with an operating tube for the surgical side lung, and the surgical side lung can be operated as required through the operating tube for the surgical side lung and the catheter side hollowed-out area. The present invention can effectively realize the operations of deflating and inflating the surgical side lung, improve the convenience and controllability of the operation of cleaning secretions during the operation, and effectively improve the stability and reliability of the single-lung or double-lung ventilation state.

This invention discloses an auxiliary ventilation device for one-lung positive pressure ventilation (CPAP) to prevent gas embolism, comprising a gas source connector, a precision flow regulating valve, a pressure generating and display module, and a patient connector. One end of the gas source connector is connected to the inlet of the precision flow regulating valve, and the other end is used to connect to a hospital central oxygen supply or a high-pressure oxygen cylinder. The outlet of the precision flow regulating valve is connected to the inlet of the patient connector, and the outlet of the patient connector can be directly connected to the affected side interface of a single-lumen endotracheal tube or a double-lumen bronchial tube. The pressure generating and display module is installed on the patient connector. This device addresses the problems in existing technologies, such as the lack of dedicated CPAP equipment for gas embolism prevention, the inability to visualize and adjust pressure, and the inability to accurately maintain pressure within a safe and effective pressure window (5~10 cmH2O), thereby achieving active, quantitative, and controllable gas embolism prevention during surgery.