773results about "Bronchoscopes" patented technology

The invention relates to a disease diagnosis and treatment method, system and device based on ear-nose-throat endoscope images and a medium, and the method comprises the steps: synchronously collecting dual-spectrum images through time sequence triggering, and solving the problem of shielding of an anatomical structure caused by mucus flow; a dynamic mucus displacement field is modeled through pixel gradient, and misjudgment of a traditional segmentation method on static lesions and dynamic secretions is eliminated; a deformable convolutional layer is adopted to correct the spatial offset of white light and a narrow-band image, and the mismatch of a multi-mode characteristic due to optical scattering is overcome; and finally, a real-time surgical navigation mark and a clinical treatment scheme are synchronously generated based on topological attributes of the focus probability graph, and a closed-loop link from image analysis to diagnosis and treatment decision is realized. According to the method, the functions of mucus interference suppression, cross-modal accurate registration and real-time diagnosis and treatment assistance are integrated in a breakthrough manner, and the focus recognition accuracy and clinical operation efficiency of the endoscope image are remarkably improved.

The invention provides a visual bronchoscope device, and relates to the technical field of endoscope catheters. The visual bronchoscope device comprises a catheter body and a handle sleeve, an integrated imaging module is eccentrically arranged at the far end of the catheter body, the near end of the catheter body is connected with the handle sleeve, a sputum suction channel is formed in the catheter body, and a handle isolating membrane is further arranged on the imaging catheter; the integrated imaging module comprises a plurality of miniature LEDs and an ultra-miniature CMOS image sensor; the device further comprises a handle and a computer, and the computer comprises an image processing unit which is used for receiving original image data from the integrated imaging module, performing image processing on the original image data and displaying an image processing result on the display screen. The kit can be used for auxiliary diagnosis of lung diseases.

The invention relates to the technical field of medical information processing, in particular to a path planning device of a bronchoscope. Firstly, multi-modal medical image data of a plurality of breathing phases of a patient are collected through a construction module, and a three-dimensional model containing a focus, a bronchus and an accompanying blood vessel is generated. Then, the three-dimensional model is loaded to AR display equipment, AR virtual dissection is carried out on the three-dimensional model through a virtual dissection module based on the target operation instruction until the transparency of the focus reaches the set transparency, and a dissection model corresponding to the three-dimensional model is obtained. An initial path is then generated in the anatomical model based on a preset security constraint. Finally, the initial path is dynamically updated through a dynamic planning module in combination with the real-time breathing phase, and a target path is obtained. According to the invention, a focus shielding blind area is broken through, the target fine bronchial segment shielded by the focus is visually presented, and the operation precision and safety of the bronchoscope are improved.

Pulmonary treatment devices, systems and methods of use are provided which take into account the vast tissue damage of advanced COPD sufferers and provide treatments designed specifically to treat the particularly compromised lung tissues that are present in these patients. These treatments reduce trapped air volume, tension lung tissue and enhance lung elastic recoil. In particular, a variety of embodiments of pulmonary treatment devices are provided. The devices are comprised of a shape memory material wherein the devices are able to be expanded under tension, and then are able to recoil back toward an original relaxed or resting shape as the devices are deployed into the tissue. This action causes the pulmonary treatment devices to corkscrew into damaged tissue, becoming sufficiently entwined to allow pulling of the tissue by retraction of the device. This in turn re-tensions the lung causing lung volume reduction.

This disclosure provides methods, devices, and systems for planning and performing medical procedures. The present implementations more specifically relate to analyzing objects in 3D images. In some aspects, a segmentation system may receive image data representing a 3D image of an anatomy, select a seed location for a target in the 3D image, and infer a segmentation mask associated with the seed location from at least a portion of the received image data based on a neural network model trained to segment a class of objects associated with the target. The system further extracts a polygon mesh from the segmentation mask to produce a 3D model of the target. The system can determine a spatial relationship between an instrument and the target based on a position of the 3D model relative to the 3D image. The system can also estimate a geometry of the target based on the 3D model.

An endoscopic printing device comprising: a printing head having: a nozzle for outputting a biomaterial; a central conduit connectable to a source of the biomaterial and connected to the nozzle, the central conduit being flexible; ribs disposed around the central conduit and spaced apart from one, a rib of the ribs defining three or more guiding apertures extending axially through the rib, the ribs being interconnected to one another; and cables extending through the guiding apertures, ends of the cables attached to the central conduit, the cables configured to be engaged to an actuator for controlling motion of the endoscopic printing head; and an actuation system engaged to the cables, the actuation system including actuators each engaged to a respective one of the cables, the actuators operable to vary a tension in one or more of the cables relative to a remainder of the cable to bend the central conduit.

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.

The invention provides an objective image module and an endoscope, and relates to the technical field of endoscopes. The objective image module is provided with an optical axis and comprises a front fixed lens assembly, a rear fixed lens assembly, a movable lens assembly, a guide assembly and a driving assembly, and the front fixed lens assembly, the movable lens assembly and the rear fixed lens assembly are sequentially arranged on the optical axis. The guide assembly is in sliding fit with the movable lens assembly and used for limiting the sliding direction of the movable lens assembly so that the sliding direction can be parallel to the optical axis direction. The driving assembly comprises a permanent magnet and an electromagnet, and the permanent magnet is connected with the movable lens assembly; when the electromagnet is powered on, driving magnetic force is formed between the electromagnet and the permanent magnet, and the driving magnetic force can drive the movable lens assembly to move in the optical axis direction. The position of the movable lens can be accurately controlled, and the occupied internal space of the head end part is reduced.

The utility model discloses an integrally formed sputum collector, which belongs to the technical field of medical instruments and comprises a collector, a valve body component and a drainage pipe fitting, the front end of the valve body component is communicated with a first suction tube, the tail end of the valve body component is communicated with a second suction tube, the drainage pipe fitting is arranged between the sputum collector and the valve body component, and the first suction tube is communicated with the first suction tube. Through the cooperation between the valve body assembly and the drainage pipe fitting, the communication state between the collector and the bronchofiberscope and the communication state between the suction device and the bronchofiberscope can be adjusted and controlled at any time, it is not needed that sampling is conducted again after the suction device sucks and collects sputum, and in the working process of the bronchofiberscope, sampling is conducted again. Sputum is sampled by the collector in a negative pressure state formed by the suction treatment of the suction device, so that a sputum collection sample independently collected in the suction device can be inspected, the sputum sample does not need to be obtained from a collection part in the suction device, the operation steps are reduced, and the detection efficiency is improved. And convenience is provided for surgical operation of medical personnel.

The invention provides a quick replaceable bronchoscope interventional operation robot. The quick replaceable bronchoscope interventional operation robot comprises a base, a bronchoscope structure, a driving device, a first supporting part and a second supporting part, the driving device is fixed on the base, one end of the bronchoscope structure is connected with the driving device, the first supporting part is connected with the bronchoscope structure, one end of the second supporting part is connected with the base, and the other end of the second supporting part is connected with the first supporting part; the bronchoscope structure comprises a bronchoscope which is arranged in a first supporting part in a penetrating manner; the shell is used for opening or closing the bronchoscope structure; a through hole is formed in the shell, is communicated with the bronchoscope and is used for introducing external normal saline into the bronchoscope. The bronchoscope structure is stably supported through the base, the first supporting part and the second supporting part, external normal saline can be introduced into the bronchoscope through the through hole in the shell, the bronchoscope can be flushed in time, it is guaranteed that the visual field of the bronchoscope is clear, and the precision and safety of an operation are improved.

A method and system for assisting a physician compute the 3D location of the tip of a surgical device inserted into a patient is described. A trained model computes the 3D location of the hidden portion of the surgical device based on live image data of the operative field. A display shows the tip of the surgical device and a 3D model of the body organ in a fused arrangement.

The invention discloses a tracheal intubation path feature extraction method and device based on AI analysis, and relates to the technical field of intelligent medical robotics.The method comprises the steps that an optical flow method is used for preprocessing an input matrix, an epiglottis deformation displacement field is calculated, the epiglottis deformation displacement field is imported into ANSYSMechical for finite element analysis, and a three-dimensional tracheal path topological graph is obtained; carrying out fluid-solid mechanical joint simulation on the three-dimensional air pipe path topological graph by adopting a COMSOLMultiphysics multi-physics coupling solver, so as to obtain a lifting parameter; an impedance control instruction is generated according to the lifting parameters, and the cooperative mechanical arm is driven to execute the impedance control instruction; and on the basis of the multi-modal data of the laryngoscope after the impedance control instruction is executed, updating the material parameters of ANSYSMechical through a strategy gradient algorithm. According to the method, the problem that optimization of closed-loop feedback driving parameters is missing is solved through a target function gradient direction and step size zooming mechanism.

The present disclosure relates to systems and methods for driving medical instruments. Certain aspects relate to systems and techniques for driving medical instruments having an inner body and an outer body. In one aspect, a system includes a medical instrument including an outer body and an inner body configured to be driven through a lumen in the outer body. The system can also include a set of one or more instrument manipulators configured to control movement of the outer body and the inner body, and a set of one or more processors configured to: receive a change drive mode command; and change a drive mode of the medical instrument from a paired drive mode to an unpaired drive mode in response to receiving the change drive mode command.

Methods and devices for creating a tunnel for accessing a target tissue are provided. The method comprises: navigating a robotic bronchoscope towards a target site in an airway passage; inserting a tunnel creation device through a working channel of the robotic bronchoscope and creating an opening on the airway at the target site; and inserting a treatment device through the working channel and reaching a target tissue by passing through the opening. The tunnel creation device utilized RF energy with a metal tip, where the metal tip has a rough surface to anchor the metal tip to the target site. The opening has a size allowing the treatment device to pass through and the size is smaller than a diameter of the robotic bronchoscope.

Provided herein are imaging systems for a patient including an imaging probe and an imaging assembly. The imaging probe includes an elongate shaft with a rotatable optical core positioned within a lumen of the elongate shaft. The imaging probe further includes an optical assembly to direct light to tissue to be imaged and to collect reflected light from the tissue to be imaged. The system further includes an imaging assembly optically coupled to the imaging probe. The system further includes a processing unit with a processor and a memory coupled to the processor, and the memory stores instructions for the processor to perform an algorithm. The system records image data based on the reflected light collected by the optical assembly, such that the image data comprises data collected from a segment of a blood vessel during a pullback procedure. The algorithm can analyze the image data.

A two-stage method for guiding an endoscope and second device toward a target destination near the ROI includes navigation and localization. The endoscope is navigated near the vicinity of the ROI according to a pre-procedure plan. When the ROI location is reached, the second device's tip is pushed far enough through the endoscope so that its tip is outside the endoscope and in the endoscope's video view. Then a two-phase registration mechanism is used: i. Phase 1: Align the endoscope by registering the endoscope's video to a virtual bronchoscope's simulated video stream; ii. Phase 2: Align the second device by registering the second device's shape in the endoscope's video to a virtual second device model.

A laryngoscope includes a curved blade including a proximal end, a distal end, and a first channel. The laryngoscope also includes a handle and a second channel. The handle includes a non-electric light source, e.g., a chemiluminescent light source. A catalytic agent in the chemiluminescent light source is activated by pressure on the chemiluminescent light source to generate light that transmits along the first channel. The second channel is disposed proximate and through the blade and configured to provide at least one of oxygen, suction, and an instrumentation into the proximal end and out of the distal end of the blade.

The present invention relates to a system for producing optical radiation to neutralize microorganisms. The system comprises a light source (1) for emitting optical radiation, a storage means (2) having one or more unique identification codes each associated with a respective microorganism, at least one respective wavelength range associated with the microorganism, and a logic control unit (3) configured to select a wavelength range based on the microorganism to be neutralized and to activate the light source (1) such that the optical radiation emitted by the light source (1) has a wavelength within the selected wavelength range, such that, in use of the system, the optical radiation induces optical resonance in the microorganism and causes alteration of the genetic properties of the microorganism.

The invention relates to the field of medical equipment, in particular to a visual double-cavity laryngoscope and thyrocricocentesis integrated device for difficult airways, which comprises a double-cavity laryngoscope main body and a thyrocricocentesis device, the outer surface of the double-cavity laryngoscope main body is fixedly connected with a connecting plate, the other surface of the connecting plate is fixedly connected with a hemispherical shell, and the hemispherical shell is fixedly connected with the double-cavity laryngoscope main body. The integrated structural design is adopted, the core functions of a visual double-cavity laryngoscope and a cricothyroid membrane puncture instrument are organically integrated, the current situation that the two traditional instruments are independently used and need to be frequently switched is thoroughly changed, an operator can sequentially complete glottis exposure and tracheal intubation operation on the same device, and if intubation fails or a patient suffers from emergency oxygen deficit, the visual double-cavity laryngoscope and the cricothyroid membrane puncture instrument can be directly used. The cricothyroid membrane puncture device which is assembled in place can be directly used for implementing puncture without additionally replacing instruments, so that the operation continuity is greatly improved, the key time for establishing an airway is effectively shortened, and the oxygen deficit risk of a patient caused by instrument switching is fundamentally reduced.

An endotracheal lung suction system includes an endotracheal tube defining a tube lumen, a suction assembly, and an inner suction catheter. The endotracheal tube comprises an inflation connector and an implantation balloon adjacent the distal tube end and fluidically connected to the inflation connection and through which the balloon inflates. The suction assembly comprises a proximal valve and a distal endotracheal tube connector fluidically connected to an interior of the tube lumen. The inner suction catheter passes through and slides within the suction assembly, the endotracheal tube connector, and through the tube lumen to extend slidably out from and back into the distal tube end. The inner suction catheter comprises a distal, inflatable, hollow, inner-suction- catheter securing device and a catheter body defining a main lumen extending through the inner suction catheter and a catheter-securing inflation lumen extending through the inner suction catheter parallel to the main lumen.

The invention relates to the technical field of medical instruments, in particular to a bronchoscope for respiratory medicine examination. Comprising a handle module, the handle module is fixedly connected with a flexible sheath, the flexible sheath is internally and fixedly connected with a spiral framework and a snake bone pipe, the handle module and the snake bone pipe are fixedly connected with the two ends of the spiral framework respectively, the end, away from the spiral framework, of the snake bone pipe is fixedly connected with a fixing block, and the fixing block is provided with a camera module, a communicating pipe, an illumination module and two symmetrically-distributed steel wires; the camera module, the communicating pipe and the steel wire are all connected with the handle module, and the fixing block is fixedly connected with two regulation and control pipes which are symmetrically distributed. By controlling the expansion of the regulating pipe and limiting the partial position of the snake-bone pipe, the resistance to be overcome by bending of the snake-bone pipe is increased, so that the length of the bendable part of the snake-bone pipe is shortened, the bending radius of the snake-bone pipe is further shortened, the two bending radiuses of the snake-bone pipe are freely switched through the expansion and contraction of the regulating pipe, and the bending efficiency of the snake-bone pipe is improved. And the applicability of the bronchoscope in bronchial examination is improved.

A medical image display apparatus for displaying medical images of a lung on a screen includes a network interface receiving positional information of a navigation instrument from a position sensor of the navigation instrument, a video stream from an optical sensor of the navigation instrument, and medical images from an imaging device, a memory storing a plurality of medical images and instructions, a processor executing the instructions, and a display dynamically displaying images on the screen. The instructions, when executed by the processor, cause the medical image display apparatus to determine whether status information indicates a pathway reviewing mode, a target management mode, or a navigation mode. The instructions, when executed by the processor, further cause the display to dynamically select and update images, which are displayed on the screen, among the plurality of medical images based on the positional information of the navigation instrument and status information.

The application discloses a proximal end joint of a sputum suction tube, the sputum suction tube and a sputum suction mirror. The proximal end joint (10) is provided with a ventilation hole (30) in communication with the atmosphere, and the proximal end joint (10) is connected with an extension piece (20) outside the ventilation hole (30). The extension piece (20) extends from the ventilation hole (30) along the length direction of the proximal end joint (10), and the extension piece (20) and the outer wall of the proximal end joint (10) form an atmosphere channel in communication with the ventilation hole (30) and the atmosphere. The atmosphere channel is provided with an atmosphere communication port (50) at the extension end of the extension piece (20). The proximal end joint of the sputum suction tube can be used in common sputum suction tubes and sputum suction mirrors, and can not only avoid the contamination of fingers of medical staff during the suction of sputum and the cross infection, but also has low cost and is suitable for popularization and use.

A robotic surgical system comprises a horizontal platform to support a patient, a rail positioned about the horizontal platform, a carriage operatively coupled to and configured to translate along the rail, and a robotic arm operatively coupled to the carriage and translated about the patient by the rail. The robotic arm is configured to operate on the patient in a variety of positions provided by the translating carriage. The rail provides a rounded path for the carriage, such as a U-shaped path. The U-shaped path may comprise a first leg and a second leg, the first leg longer than the second leg. Furthermore, the system may comprise a plurality of carriages operatively coupled to the rail and a plurality of robotic arms. Also, the system may further comprise a central base which the horizontal platform can articulate relative to, such as by translating horizontally or vertically, rotating, or titling.

A non-transitory computer-readable medium storing instructions that, when executed by one or more processors, cause the one or more processors to: display, in an alignment mode of a graphical user interface and during alignment of a distal end of an elongate device to perform a medical procedure at a target location, first image data from a perspective corresponding to the distal end of the elongate device, wherein the first image data includes a target indicator corresponding to the target location and an alignment indicator corresponding to an expected location of the medical procedure; receive a plurality of instrument trajectories for an instrument delivered to the target location; and display a plurality of historical indicators corresponding to the plurality of instrument trajectories.

To provide an improved steering mechanism for a medical instrument including an endoscope.SOLUTION: A steering assembly for a medical device may include a handle having a recess and first and second wire guides disposed within the recess. At least one of the first or second wire guides may be secured in the recess to prevent rotation of the first or second wire guide within the recess. The first and second wire segments may be configured to advance a sheath coupled to the steering assembly in first and second directions. The first wire segment may pass through a first gap between the first wire guide and the second wire guide. The second wire segment may pass through a second gap between the first wire guide and the second wire guide. Neither the first gap nor the second gap may occupy an overlapping space.SELECTED DRAWING: Figure 1B

The present invention relates to a device for supporting probe and / or endoscope parts of medical devices introduced through the mouth of a patient.

The application provides a single-bending-degree support laryngoscope with variable rigidity and a method for using the same. The device comprises a bendable joint, a driving component and a variable rigidity structure. The distal joint, the middle joint and the proximal joint are hollow structures and are in communication with each other to form an operation channel. The variable rigidity structure is installed in the operation channel. The variable rigidity structure comprises a distal rod, a connecting rod, a translation rod, a proximal rod, a horizontal sliding block and a sliding block frame. The driving component comprises a rudder, a front side driving line, a back side driving line, a guide wheel, a limiting wheel, a driving wheel and a tension spring. The application can be freely bent at a certain angle to expose a lesion site and has a larger field of view. The back side driving line is connected in series with the tension spring, so that self-adaptive adjustment is realized, the structural compliance is enhanced, the system is stable, and the robustness is good. The angle adjustment and the rigidity enhancement realized are both stepless adjustment, the adjustment range is large, and the device is suitable for various application requirements.

The invention discloses a photoacoustic detection and imaging device for probing a natural orifice of a human body. The photoacoustic detection and imaging device comprises a photoacoustic probe, a light source, a rear-end processing module and the like. According to the invention, the probe and the interventional catheter can enter the cavity for detection. External laser with specific wavelength is introduced through the laser source and the special optical fiber; and analyzing and imaging by processing photoacoustic signal data through a rear end. The natural cavity and surrounding lesions of the human body are screened, and the screening capacity of pathological tissues is remarkably improved.