51results about "Rectum colonoscopes" patented technology

A method and apparatus for helping to direct endoscope movement and / or applying pressure to a patient's abdomen during an endoscopy procedure. An apparatus for placement at an abdomen of a patient in connection with an endoscopy procedure, includes a main body (802) having a curved surface, wherein the main body (802) is configured to extend across and curve along at least a portion of the abdomen (811) of the patient. The apparatus also includes at least one contour (2177) in an exterior of the main body (802), wherein the at least one contour (2177) is shaped to guide movement of an endoscope during one or more of insertion or withdrawal of the endoscopy procedure.

This invention relates to an invasive / interventional device or probe, comprising a control handle and an insertion tube operably connected to an imaging system. The control handle includes: a body; a motion control mechanism at least partially disposed within the body and having one or more control elements disposed on the body; one or more gears rotatably disposed within the body and operably connected to the control elements; and one or more cables engaging the gears, the cables extending outward from the body and adapted to engage with the tip of an interventional medical device. The control handle also includes a motion locking mechanism at least partially disposed within the body, the motion locking mechanism having one or more brake levers biased to engage with the gears, and a release switch engaging the brake levers to selectively position the brake levers to engage or disengage with the gears.

The present application relates to the technical field of nasogastric tube placement, and particularly relates to a visual nasogastric tube device capable of precise placement, which comprises a nasogastric tube and a placement tube sleeved on the outside of the nasogastric tube, and a control box is fixedly sleeved on the outside of the placement tube; a stop unit is installed on the nasogastric tube, a camera and a pressure sensor are fixedly connected to the end of the placement tube away from the nasogastric tube, and a wiping structure for wiping the camera and the pressure sensor respectively is installed on the placement tube; the camera and the pressure sensor are wiped by the wiping structure, which is convenient for image capture of the camera and avoids some contents adhering to the pressure sensor, so that the camera and the pressure sensor do not need to be cleaned by flushing liquid, thereby greatly improving the positioning accuracy and data value of pressure measurement.

This invention discloses an anti-fogging structure for gastrointestinal endoscope lenses, belonging to the field of endoscopy technology. The anti-fogging structure includes an instrument body. A controller, adjustment mechanism, and water supply mechanism are fixedly mounted on the surface of the instrument body. A connecting tube is fixedly connected to the surface of the instrument body, and a probe is fixedly connected to the end of the connecting tube. The connecting tube and the probe are used to insert into human organs. The adjustment mechanism is used to adjust the position of the probe. The lens body is fixedly mounted on the surface of the probe. A heating tube is tightly fitted to the surface of the lens body, forming a highly efficient heat conduction structure. When sterile water is delivered to the heating tube through the outlet tube, the heating tube rapidly heats up and evenly transfers heat to the surface of the lens body, avoiding blurred vision caused by fogging. Furthermore, using sterile water as the medium avoids the risk of secondary contamination and meets medical-grade safety standards, balancing functionality and hygiene requirements.

The present application relates to the technical field of medical devices, in particular to a fog prevention device for laparoscopic surgery in gastrointestinal surgery, comprising a demister, an infrared heating unit, a temperature monitoring unit and a controller are arranged in the demister, a display and a heating cylinder are arranged on the surface of the demister, a fixed cylinder is fixedly connected to the end of the heating cylinder away from the demister, a plurality of telescopic cavities are symmetrically arranged on the inner side wall of the fixed cylinder close to the heating cylinder, a first spring is fixedly connected to the inner wall of each telescopic cavity, a fixed block is fixedly connected to the other end of the first spring, a limiting assembly is arranged on the fixed block, a plurality of storage cavities corresponding to the telescopic cavities are arranged on the inner side wall of the fixed cylinder away from the heating cylinder, the storage cavities and the corresponding telescopic cavities are in communication, a second spring is fixedly connected to the inner wall of each storage cavity, and a push block is fixedly connected to the other end of the second spring. The impact force of the lens insertion is absorbed by the fixed block and the first spring, the dynamic correction is realized by the gas flow of the telescopic cavities and the storage cavities, and the lens and the cylinder wall are prevented from colliding and wearing.

This invention provides an anti-displacement fixator for endoscopic surgery. Through designs including fixed-end directional constraint, multi-axis adjuster for flexible adjustment, positioning pin locking, and adaptable elastic fastening components, the fixed end restricts the endoscope's movement along its central axis via a sleeve. Combined with an elastic strip and fastening nut, temporary intraoperative fixation is achieved to prevent unintended displacement. The positioning pin and arc-shaped block on the ball sleeve can fix single-axis movement during intraoperative observation and pausing, offering convenient operation and reliable locking. The snap-on installation facilitates disassembly, and the elastic sleeve diameter is adjustable to accommodate different types (colonoscopes / gastroscopes) and diameters of endoscopes. This effectively solves problems such as unstable operation, limited adjustment, and poor compatibility in existing endoscopic surgeries, improving surgical precision and safety. This application can reduce surgical manpower, allowing a single surgeon to perform precise operations without needing to use their right hand for support, freeing up their right hand for easier scalpel control, and eliminating the need for another surgeon to hold the endoscope, thus saving the manpower of one surgeon.

An endoscopic diagnosis assistance method includes: detecting an acquisition position that is a position within a lumen whose image is acquired by an imaging portion provided at a distal end portion of an endoscope; detecting a speed at which the distal end portion of the endoscope is advanced into or retracted from the lumen; and determining, based on an inference model, whether or not the speed of the distal end portion of the endoscope passing through an attention region capable of being determined under a predetermined condition is within a predetermined speed range for the attention region relative to the detected acquisition position, wherein the inference model was obtained by machine learning using: previously captured image frames captured in multiple cases; and a result of determining the attention region for the previously captured image frames to annotate an examination speed appropriate for examining the attention region, as training data.

Systems, and methods of disassembling systems that includes a medical device, a shaft that is optionally steerable, and a handle assembly. The methods can include providing a system after it has been exposed to a blood environment of a subject, disconnecting a medical device electrical contact from an electrical contact on the printed circuit board, moving the medical distally relative to the sheath and out of the distal end of the sheath, and cleaning at least a portion of the medical device.

A device for treating hemorrhoids includes a first ligating member which moves between a first position in which the first member is tightened to a degree required to maintain a desired position of the first member around the first portion without significantly cutting off blood flow and a second configuration in which the first member is cinched down around the first portion to substantially cut off blood flow to the encircled first portion. Also, the device includes a first applicator having a proximal lumen and first and second opposed distal lumens open to the proximal lumen. The first member is extending from a proximal end distally through the proximal lumen into the first lumen to exit a distal end of the first lumen, loop around and enter the distal end of the second lumen. The first member is passing through the second lumen into the proximal lumen.

An enteroscopy short pants, including four corner structure examination trousers body, the top of examination trousers body is equipped with waist opening, lower part both sides are equipped with a pair of leg opening, the rear part of examination trousers body is equipped with rectangular gap part corresponding with anal region, the edge of rectangular gap part is equipped with PE film frame, the top of examination trousers body is equipped with elastic band, examination trousers body includes outer layer SMS water repellent non-woven fabric, middle layer cotton core layer and inner layer skin-friendly hot rolling non-woven fabric, middle layer cotton core layer is bonded with outer layer SMS water repellent non-woven fabric and inner layer hot rolling non-woven fabric using hot melt adhesive, the outside of rectangular gap part is adhesively provided with detachable nursing pad piece covering it, the advantage of the utility model is that: during enteroscopy preparation, other trousers can be worn, then other trousers can be worn, during the early stage of enteroscopy, it is necessary to drink medicine to promote excretion, due to continuous diarrhea, it can cause the situation that water pollution underpants, at this time, only detachable nursing pad piece needs to be replaced.

The present application discloses diagnostic methods and kits for detecting disease activity in a subject having an inflammatory bowel disease, such as Crohn's disease. Methods of treating endoscopically active gastrointestinal disease, as well as methods of determining effectiveness of a treatment for endoscopically active gastrointestinal disease in a subject, are also disclosed.

The present disclosure, in its various aspects, is directed to expandable guide devices, implementation methods, and related delivery systems. Embodiments according to the present disclosure, including as described herein, may increase the effectiveness and efficiency of endoscopy procedures. In one example, an expandable guide device is configured to receive an instrument through an instrument lumen of the device, wherein the device comprises first and second bodies, with first and second expandable members disposed about the first and second bodies.

To provide a pediatric surgical anal dilator that combines operational safety, user comfort, and clinical practicality. [Solution] The device has a fixed ring 1, a handheld frame 12 is fixedly connected to the outer wall of the fixed ring, multiple connection grooves are provided at the lower end of the fixed ring, a hinged connecting plate 3 is connected by a hinge in the connection groove, an expansion plate 11 is fixedly connected to the lower end of the hinged connecting plate, female screw threads are provided on the inner wall of the fixed ring, an expansion mechanism is provided above the fixed ring, and safety protection mechanisms are provided on the outside of the multiple expansion plates. Through the combination of the fixed ring, hinged expansion plate and screw-type adjustable expansion tube, stable and controllable circumferential expansion is achieved, the expansion force is made uniform and operation is made easy, and by combining a position limiting ring, anti-detachment ring, end protection shield and safety protection strip made of transparent silicone material, the gaps between the expansion plates are filled, and as a result, when the multiple expansion plates are narrowed and the device is removed, it is not possible to pinch flesh or damage mucous membranes. The entire device is made of transparent material and has an auxiliary observation hole, ensuring softness and comfort and conforming to the physiological structure of children, as well as providing a good field of view for examination.

This utility model relates to the field of medical equipment technology, and specifically discloses an auxiliary lighting device for proctological examination. A height-adjustable bracket is slidably mounted on a support frame, and an angle-adjustable cantilever is rotatably mounted on the bracket. An annular cover is fixedly mounted on the cantilever, and LED light groups for illumination are evenly fixedly mounted on the annular cover. A frosted ring is fixedly mounted on the annular cover, a first retaining ring is fixedly mounted on the bracket, and a second retaining ring is slidably mounted on the cantilever. A spring is installed on the side end of the second retaining ring, and a one-way threaded rod is rotatably mounted on the support frame. The cantilever can be suspended at any angle. When the LED light groups are powered on, they illuminate through the frosted ring, which makes the light emitted by the LED light groups softer. The light can be seen through the central area of ​​the annular cover, achieving a user-friendly effect.

A system for analyzing images includes memory storing instructions, which when executed by at least one processor, cause the system to access a plurality of video clips of at least a portion of a GIT and for each video clip of the plurality of video clips, provide a score for classifying the video clip to a segment of a plurality of segments of the GIT. The system is also caused to classify each video clip of a subset of the plurality of video clips to one of the plurality of segments of the GIT and detect, in consecutive video clips in the subset, a change from a first classification to a second classification. The system is also caused to classify, among the video clips in the subset, a transition between two adjacent segments of the plurality of segments of the GIT.

This disclosure relates generally to medical devices, systems, and methods for locating devices and / or anatomy during medical procedures. More particularly, in some embodiments, the disclosure relates to medical device and / or anatomy locating devices, access devices, and systems and methods thereof, for use during, e.g., gastrojejunostomy procedures. In an aspect, a medical device locator may include an elongate member (such as sheath or guidewire) having a proximal end, a distal end, a longitudinal axis, and a length extending along the longitudinal axis. A location device may be disposed along the length of the elongate member.

The present subject matter provides a shovel configured to attach to a distal edge of an endoscope and protrude from a lower part of the distal edge, and an endoscope comprising the shovel attached to a distal edge of the endoscope. Additional embodiments of the shovel and the endoscope comprising the shovel are disclosed herein.

The application relates to the technical field of magnetic control micro robots, and discloses a gradient force driving control method and system for multimodal motion of a micro robot, which introduces a Jacobian matrix to establish a magnetic field gradient expression under a non-uniform magnetic field, defines the contribution of a unit current to a magnetic field and a gradient magnetic field force to construct a mapping matrix, thereby constructing a linear homogeneous control equation which makes the direction of the magnetic field and the expected gradient magnetic field force collinear, performing singular value decomposition on a coefficient matrix of the linear homogeneous control equation to extract a null space base vector, and under physical constraints such as current amplitude limiting, magnetic field and gradient magnetic field force amplitude, maximizing the expected direction gradient magnetic field force through linear programming to obtain optimal coil input current. The application enables the micro robot to realize translational motion by applying a pulsed gradient magnetic field force and to complete a sustained lifting and lifting action by applying a constant gradient magnetic field force in a limited space, significantly improves the local operation capability of the micro robot, and improves the motion control precision in the limited space.

System and methods for controlling a laser light source of a lithotripsy device to fragment or break a target object are disclosed. An exemplary system includes a controller that can perform one or more iterations of a first process and one or more iterations of a second process. The first process includes steps of selecting at least one variable operating parameter of a laser light source of a lithotripsy device, determining a value of each of a plurality of base settings of the at least one variable operating parameter selected, and selecting one of the plurality of base settings based on signals received from the target in response to laser irradiation according to the value of each of the plurality of base settings set. The second process includes controlling the laser light source based on the one of the plurality of base settings selected.

An overtube comprising: a connector body defining an internal lumen through which an insertion portion of an endoscope is insertable along a longitudinal axis extending through a distal opening and a proximal opening of the internal lumen; and a connection mechanism comprising: a connector movably attached to the connector body, wherein the connector is configured to define a stable, balanced first position radially distal to the longitudinal axis, and to move from the stable, balanced first position to a second position radially closer to the longitudinal axis than the first position by a radial force, and wherein, in the second position, the connector is configured to engage the insertion portion to limit relative movement of the connector body and the insertion portion along the longitudinal axis while allowing the connector body to rotate relative to the insertion portion along the longitudinal axis by a driving force.

To solve problems with conventional medical devices, i.e., the difficulty of operating both a duodenoscope and a cholangioscope at the same time, and the difficulty of incorporating various features into small-diameter devices.SOLUTION: A controller for an auxiliary endoscope comprises a coupling piece to attach to a main endoscope, a handpiece connected to the coupling piece, a working shaft extending from the handpiece and extending into the coupler, and a first control feature located on the handpiece for operating a pull wire extending through the working shaft, the pull wire configured to steer the auxiliary endoscope, where the handpiece can be moved relative to the coupling piece to adjust a position of the auxiliary scope relative to the main scope.SELECTED DRAWING: Figure 8A

Systems and methods for automated video documentation of an endoscopy procedure are disclosed. An endoscope system (10) includes an endoscope (14) having an imaging device to produce images or video streams of a target anatomy, and a controller circuit (320) to identify from the images or video streams an area of interest (AOI) in the target anatomy. The controller circuit (320) receives contextual information about one or more procedure workflow events such as an event log and / or an operator observation or action log, select or adapt a portion, less than an entirety, of the images or video streams based on the AOI identified and the contextual information received, and generate a multimedia procedure report comprising the selected or adapted image or video portion and corresponding contextual information presented as text or audio overlay. The multimedia procedure report can be presented to a user, or assist in diagnosis and treatment planning.

The application provides a gastrointestinal endoscope real-time positioning and operation alarm system and method based on voice navigation, and belongs to the technical field of medical endoscopes, and comprises: an image processing module, which is used for anatomical structure recognition, lesion detection and image feature output of endoscope real-time images based on a deep neural network model; a posture detection module, which is used for acquiring posture features and mechanical features and quantifying a snaring risk; a multi-modal prediction module, which is used for unified time sequence modeling of the image features, the posture features and the mechanical features by using a multi-modal fusion framework, so that a predicted trajectory and a comprehensive risk index at a future time are obtained; and a voice navigation and alarm module, which is used for reminding an operator to make adjustments by voice guidance and screen visual prompts, and triggering an alarm response. The application can only synchronously broadcast key anatomical structures, and can also send operation suggestions to the operator in real time according to future trajectory prediction.

This invention relates to the field of anorectal examination technology, and more particularly to a multi-light source anorectal examination endoscope device for anorectal surgery. The device includes an endoscope body, an endoscope core, a first mounting cylinder, a second mounting cylinder, and a handheld camera. The front end of the endoscope body is rolled inward to form a mounting ring, and an annular groove is formed between the mounting ring and the inner wall of the endoscope body. A protective cover is fixedly installed at the rear end of the endoscope body. A first mounting housing that mates with the first mounting cylinder or a second mounting housing that mates with the second mounting cylinder is detachably installed at the rear end of the protective cover. This invention achieves a comprehensive effect of clear observation, stable installation, convenient operation, efficient disinfection, and economic and environmental protection through multi-light source layered illumination, modular installation structure, integrated disinfection and drug administration, manual synchronous control, and cost-optimized design. Its design not only improves the flexibility and safety of doctors' operations but also reduces usage costs.

We provide an AI-powered wearable respiratory monitoring device equipped with multimodal sensing. [Solution] The device 100 includes a flexible band worn on the user's chest and includes a strain sensor 101 for detecting chest expansion and contraction, a bioimpedance sensor 102 for measuring impedance changes during respiration, and a motion compensation sensor 104 for generating motion data. An embedded processing unit 105 receives multimodal sensor signals and performs digital signal processing and in-device artificial intelligence classification to detect respiration patterns and abnormal respiration in real time. A power management unit 106 controls energy distribution within the device, and an output and interface module 103 provides a warning to the user when abnormal respiration is detected. A wireless communication module 107 transmits processed respiration data to an external device via Bluetooth® communication.

This invention relates to the field of medical imaging and surgical navigation technology, and in particular to an intraoperative lesion area identification system and method based on photoacoustic endoscopy. The lesion area identification system includes a photoacoustic endoscopy probe unit, a photoacoustic signal preprocessing unit, a real-time image reconstruction unit, and an analysis and processing unit connected in sequence. During surgery, the surgeon guides the photoacoustic endoscopy probe unit to the target area, acquires the photoacoustic signal of that area in real time, and reconstructs an oxygen saturation distribution image and hemodynamic image using the photoacoustic signal preprocessing unit and the real-time image reconstruction unit. Based on the analysis and processing unit, suspected lesions (such as hypoxic areas) are automatically identified and highlighted, thereby achieving automatic intraoperative identification of lesion areas.

To provide pull wire tensioning mechanisms for endoscopes.SOLUTION: An endoscope comprises a handpiece housing, an elongate flexible shaft extending from the handpiece housing, a pull wire extending from the handpiece housing into the elongate flexible shaft, and a tensioning mechanism configured to adjust tension in the pull wire. A method for adjusting tension in a pull wire of a controller for an endoscope comprises preparing an endoscope for use before a procedure, adjusting tension in a pull wire for deflecting a flexible elongate shaft of the endoscope to reduce the knob dwell, and performing an endoscopic procedure with the endoscope.SELECTED DRAWING: Figure 2