93 results about "Endoscopic Procedure" patented technology

The invention discloses an operation index determination method and device for an endoscopic surgery, equipment and a storage medium, and can be applied to the technical field of surgical operation data processing. The method comprises the following steps: firstly, acquiring a surgical operation data set of a target operation object for an endoscopic surgery; the surgical operation data set comprises a plurality of pieces of surgical operation data sorted according to a time sequence. Each piece of surgical operation data comprises five-dimensional data, namely endoscope action data, endoscope type data, instrument action data, instrument type data and surgical object data. And constructing a hidden Markov model by using the surgical operation data set. In the hidden Markov model, the surgical operation described by the surgical operation data is the observed quantity, and the surgical state is the state quantity, and based on the hidden Markov model, the statistical principle is utilized to carry out quantitative evaluation on the surgical operation indexes, so that the accurate evaluation of the surgical operation when a doctor carries out the endoscopic surgery is realized, and the reference effectiveness of the operation indexes is improved.

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.

This invention relates to a novel P-approach endoscopic lumbar fusion surgery method, belonging to the field of lumbar fusion surgery technology. This method addresses the high risk of nerve injury and insufficient operational precision in existing endoscopic fusion techniques by proposing an improved solution. It utilizes Kirschner wires for positioning at the inferior articular process to establish a precise entry point avoiding the nerve root pathway; a visually guided circular saw is used throughout the endoscopic procedure to construct a safe triangular working channel directly reaching the spinal canal; under full endoscopic monitoring, a unilateral approach is used for bilateral spinal canal decompression, thoroughly removing diseased tissue and scraping the endplates until punctate bleeding occurs; a bone graft cannula with a curved tip is used to precisely implant the fusion device into the anterior region of the intervertebral space, restoring intervertebral height through a self-locking structure; finally, a universal pedicle screw is percutaneously implanted for fixation. This method reduces the risk of nerve injury, improves surgical safety and efficiency, and is suitable for patients with lumbar spondylolisthesis complicated by spinal stenosis.

The present invention relates to a polyp trap, configurable for connection to an endoscope and a vacuum system during endoscopic procedures, comprising: a hollow main body (312) having an inlet (316) and an outlet (318), said main body, inlet, and outlet being in fluidic communication; and a tube (322) having a first end (322A) adapted to be removably connected to said inlet and a second end (322B) adapted to be removably connected to the endoscope, and a first support (320) positioned peripherally with respect to said main body for receiving said second end of said tube (322), such that said tube can be selectively connected to said first support when said polyp trap is in its packaging condition or connected to the endoscope when said polyp trap is used during endoscopic procedures. Figure for the abstract: Fig. 4A

A method for planning and guiding an endoscopic procedure is disclosed. The method includes obtaining a first scan of a chest cavity at near total lung capacity, obtaining a second scan of the chest cavity at near functional residual capacity, generating a virtual chest cavity based at least in part on the first scan and the second scan, defining one or more regions of interest (ROI) in the virtual chest cavity, and determining a route to the one or more ROIs based on the virtual chest cavity. The method includes directing endoscope hardware through an airway to the one or more ROIs along the predetermined route, monitoring, by a processor, a real-time position of the endoscope hardware relative to an expected position along the predetermined route, and performing an examination of the one or more ROIs when the real-time position of the endoscope hardware corresponds to an expected ROI location.

This system provides a method for controlling target irradiation to identify targets during endoscopic procedures. [Solution] The endoscope system comprises a light source that generates illumination light, a diagnostic energy source configured to generate a diagnostic beam, an imaging sensor, an endoscope, and a controller circuit, wherein the controller circuit is configured to receive from the imaging sensor an image of a target illuminated by the light source operating in a first illumination mode, determine the brightness or intensity of the received image of the target, send a trigger to the diagnostic energy source to emit the diagnostic beam through the optical fiber to the target when the determined brightness or intensity of the received image satisfies certain conditions, receive reflected light from the target generated by the diagnostic beam, and identify the composition of the target, at least in part, based on the analysis of the reflected light.

The utility model discloses a kind of endoscope surgery pasting film, it is related to medical supplies technical field, including first film, second film, water baffle and liquid collecting and guiding bag.The bottom surface of first film is used to paste on skin.Second film is located on the top surface of first film, and the accommodating cavity that is formed with upward protrusion between second film and first film.Water baffle is located in accommodating cavity, and the region formed by surrounding water baffle is used to accommodate liquid.Liquid collecting and guiding bag is connected with one side of second film, and the bag opening of liquid collecting and guiding bag is towards the opening of water baffle, so that the liquid in the region formed by surrounding water baffle can flow into liquid collecting and guiding bag.In the process of operation by doctor, water baffle can be resisted by second film with physiological saline and patient's blood and other liquids, that is, water baffle plays a blocking role to liquid, so that liquid in the process of operation all stays in the region formed by surrounding water baffle, avoid the pollution of the surrounding environment of operation area.

Systems and methods for objective evaluation of a stool sample to determine whether a patient's lower gastrointestinal tract is sufficiently clean to undergo a successful gastrointestinal visualization procedure with favorable visualization. A method includes collecting a stool sample from a patient and assessing the stool sample to determine whether an intestine of the patient is sufficiently clean for the patient to undergo a successful lower gastrointestinal tract visualization procedure.

The invention relates to the technical field of surgical navigation, in particular to a children urinary system endoscopic surgery visual auxiliary operation system which comprises a respiratory displacement field generation module, a tissue stiffness inversion module, a visual scale correction module, a tangential gradient calculation module and an anisotropic registration correction module. According to the method, a respiration displacement field is analyzed to invert tissue hardness parameters, a preoperative physical model with biomechanical characteristics is constructed, non-rigid deformation behaviors of kidneys and ureters of children in a stress state are simulated, the physical depth of pixels is calculated in combination with endoscopic image characteristics, sparse feature point cloud is converted into real-scale spatial data, and the spatial depth of the kidneys and ureters of the children is calculated. And according to the tangential gradient change of the path, constructing an anisotropic weight matrix to dynamically adjust the registration constraint intensity, and driving the virtual model to follow the movement track of the endoscope to carry out adaptive deformation correction, so that real-time three-dimensional visual guidance for soft tissue respiratory movement and contact deformation is realized.

A method for planning and guiding an endoscopic procedure includes obtaining a first scan of a chest cavity at near total lung capacity, obtaining a second scan of the chest cavity at near functional residual capacity, generating a virtual chest cavity based at least in part on the first scan and the second scan, defining one or more regions of interest (ROI) in the virtual chest cavity, determining a route to the one or more ROIs based on the virtual chest cavity, directing endoscope hardware through an airway to the one or more ROIs along the predetermined route, monitoring, by a processor, a real-time position of the endoscope hardware relative to an expected position along the predetermined route, and performing an examination of the one or more ROIs when the real-time position of the endoscope hardware corresponds to an expected ROI location.

An air-water valve assembly is provided for regulating the flow of both water and air through an endoscope. The valve assembly includes a tripartite stem having a plurality of seals disposed thereon and a hub configured to releasably couple the valve assembly to an endoscope for an endoscopic procedure. The stem includes a lower stem member, an upper stem member, and a cap that may be coupled together in a variety of configurations. Each of the lower stem member, upper stem member, and the cap may include a channel or bore extending therethrough to permit fluid communication between a distal opening of the lower member and an aperture of the cap once the stem is assembled.

The utility model discloses a painless endoscopic diagnosis and treatment bite block with jet ventilation and gas sampling functions, and relates to the technical field of medical auxiliary equipment. The painless endoscope diagnosis and treatment instrument solves the problem that the existing painless endoscope diagnosis and treatment instrument does not have auxiliary ventilation and end-expiratory carbon dioxide monitoring functions during endoscope operation. A tongue pressing pad is arranged below a mouth pad, the head end of the tongue pressing pad is fixedly connected with the inner side face of a fixing pad, and a jet ventilation hole channel and two anti-blocking gas sampling hole channels which are arranged in parallel and penetrate through the head end face and the tail end face of the tongue pressing pad are formed in the tongue pressing pad in the longitudinal direction. The two anti-blocking gas sampling hole channels are located on the left side and the right side of the jet ventilation hole channel, and a jet guide pipe connector and two anti-blocking gas sampling connectors which are in one-to-one correspondence with the jet ventilation hole channel and the two anti-blocking gas sampling hole channels and are communicated with the jet ventilation hole channel and the two anti-blocking gas sampling hole channels are formed in the fixing pad. The utility model is used for implementing assisted respiration and end-expiratory carbon dioxide monitoring technology for a patient under the condition of non-airtight airway management.

The invention relates to a shaft instrument (10) for laparoscopic and / or endoscopic procedures, comprising a proximal shaft section (28) having a proximal shaft section longitudinal axis, and a distal shaft section (30) having a distal shaft section longitudinal axis and having an applicator (20) at its distal end, wherein the two shaft sections are connected to each other in the region of a connecting joint (32) and are rotatable relative to each other, wherein at least one of the end faces of the two shaft sections facing the connecting joint is oriented at an angle deviating from 90° relative to the respective shaft section longitudinal axis, and wherein an angle between the two shaft section longitudinal axes is variable, and wherein the shaft instrument comprises at least one transmission device.which is displaceable along or parallel to an actuating axis by one actuating stroke and is coupled at a distal end to the applicator of the shaft instrument, wherein the transmission device transmits axial forces along the actuating axis and torques around the actuating axis, wherein the applicator is rotatable around the distal longitudinal axis of the shaft section and the transmission device is rotationally fixed to the applicator.

Endoscopic diagnosis and surgery are performed by inserting a trocar into a small hole in the abdomen and then inserting instruments such as an endoscopic camera and forceps into the trocar, and this product is used for training in endoscopic diagnosis and surgery.The most fragile part during endoscopic training is the truncated cone-shaped endoscope support packing shown in the AA cross section, and this product makes this endoscope support packing replaceable.

To provide a suction and irrigation system for maintaining an in situ pressure of an anatomical environment at an anatomical site under control during an endoscopic procedure.SOLUTION: Systems and methods for providing in-situ pressure control in an anatomical environment during a procedure are disclosed. The example irrigation and aspiration system includes a user input configured to receive, from a user, a desired pressure to be applied to the anatomical environment or a desired flow condition corresponding to the desired pressure. The system comprises a pressure sensor for sensing a pressure at or near the anatomical environment during the procedure, and a control module for adjusting one or more of an irrigation flow rate or an aspiration flow rate of at least one working channel of the medical device to maintain the pressure in the anatomical environment substantially at a desired pressure level or to maintain desired flow conditions in the working channel.SELECTED DRAWING: Figure 1

Medical instrument device (10), in particular for use in endoscopic procedures in aqueous and / or non-aqueous solutions, comprising: - an instrument body (12) for insertion into a treatment area (13) and - a thermochromic element (14) which is arranged in and / or on the instrument body (12), wherein the thermochromic element (14) has a thermochromic transition temperature of less than 50°C.

An endoscopic plug for performing an endoscopic procedure includes an external housing and internal tubing for securing within a body cavity opening, the external housing including a plurality of support tabs to secure the external housing to an exterior of the body cavity opening, and the internal tubing including an expandable balloon on an outer surface for expanding within the body cavity to secure the plug within the body cavity. The support tabs, expandable balloon and other features help to create a sealed internal environment for performing water aided endoscopy (“WAE”). The endoscopic plug additionally includes an air passage within the internal tubing to inflate the expandable balloon, sloped edges adjacent to the support tabs to seal the external housing to an external opening of the body cavity, and a plurality of valves, seals and pumps which allow for the introduction and retention of liquid into the body cavity.

The present invention relates to compounds useful as bradykinin receptor antagonist, pharmaceutical composition comprising such compounds, and therapeutic use of the same. The present invention further relates to the combination of compounds useful for the therapeutic use. The present invention relates to the pharmaceutical composition comprising the compound and combination of compounds useful for treatment of urinary bladder pain, the symptomatic relief of pain, burning, urgency, frequency, and other discomforts arising from irritation of the lower urinary tract mucosa caused by infection, trauma, surgery, endoscopic procedures, or the passage of sounds or catheters.

The invention belongs to the technical field of endoscopic surgery, and particularly relates to a disposable auxiliary suction cap for endoscopic treatment surgery, which comprises a circular tube-shaped main body, an endoscopic hole is formed in the center of the circular tube-shaped main body, and a gastrointestinal endoscope can penetrate through the endoscopic hole; lateral protrusions are arranged on the outer side walls of the two opposite sides of the lower section of the circular-tube-shaped body, each lateral protrusion is provided with a forceps channel hole and a traction wire hole, and the forceps channel holes are parallel to the endoscope hole and used for traction forceps to penetrate through. A plurality of traction holes are formed in the tube wall of the upper section of the circular-tube-shaped main body, traction wires penetrate through the traction holes, and the traction wires are used for being connected with traction forceps and adjusting the direction of the traction forceps. According to the structure of the scheme, the front end of the gastrointestinal endoscope can be sleeved with the traction forceps, two or more traction forceps can be arranged at the forceps channel hole, convenience is provided for cooperative use of the traction forceps and the gastrointestinal endoscope, when an operator conducts an operation, an operation assistant can assist in operating the traction forceps, and therefore the operation efficiency is improved, the operation time is shortened, and the operation risk is reduced.

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.

The utility model relates to the technical field of medical instruments, in particular to a digestive endoscopy operation auxiliary platform which comprises a first pipe body and a second pipe body. Wherein the outer side of the far end of the first tube body is fixedly sleeved with a cap; a guide pipe is arranged on the cap in a penetrating mode, the guide pipe is arranged on one side of the first pipe body, the guide pipe comprises a first arc-shaped plate-shaped structure and a second arc-shaped plate-shaped structure, and the two sides of the second arc-shaped plate-shaped structure are fixedly connected with the two sides of the first arc-shaped plate-shaped structure respectively; wherein the first arc-shaped plate-shaped structure and the second arc-shaped plate-shaped structure are enclosed to form a cavity. According to the auxiliary platform for operation of the digestive endoscopy, the diameter between the catheters can be changed through the arrangement of the catheters, the first arc-shaped plate-shaped structure and the second arc-shaped plate-shaped structure, so that blood clots or part of intestinal tract solid feces can be cleaned through different endoscope operation instruments, and the operation time of an endoscopic surgery is shortened.

The application relates to an endoscope operation evaluation system. The system comprises a data acquisition module, a data analysis module and an operation evaluation module; the data acquisition module is used for synchronously collecting target data during the execution of a target operation task by an operator, so as to obtain target data of the entire operation process; the target data comprises image data and motion sensing data of an instrument; the data analysis module is used for constructing a time sequence data feature sequence of the entire operation process based on the received target data of the entire operation process, and analyzing the constructed time sequence data feature sequence to determine target data corresponding to each operation stage in the entire operation process; and the operation evaluation module is used for determining an endoscope operation evaluation result of the entire operation process based on the target data corresponding to each operation stage. The system solves the problem that the existing endoscope operation evaluation system cannot adaptively evaluate different operation stages and the evaluation result is inaccurate.

A methodology is for deriving a guidance route to any selected site including an unplanned ROI site observed in a radiologic imaging view or endoscopic video view on an assisted-endoscopy system during a live surgical endoscopic procedure based on a preloaded initial procedure plan. The initial procedure plan can be updated by identifying a new site s at the unplanned ROI on one of graphical visualization tools of an image-guided endoscope system as a new examination destination and automatically computing the new navigation airway route that leads to the new examination destination.

Systems, devices, and methods for endoscopic mapping of a target and tracking of an endoscope position within a subject during a procedure are disclosed. An example system includes an imaging system configured to capture endoscopic images of a target, the endoscopic images including a footprint of an aiming beam directed at the target; and a video processor configured to: identify one or more landmarks from the captured endoscopic images and determine respective positions of the one or more landmarks relative to the footprint of the aiming beam; and generate a target map by integrating a plurality of endoscopic images based on the landmarks identified from one or more of the plurality of endoscopic images. The target map can be used to track the endoscope position during an endoscopic procedure.

The invention discloses a digestive endoscopic surgery treatment bed, and belongs to the technical field of medical auxiliary instruments, the digestive endoscopic surgery treatment bed comprises a treatment bed body, the treatment bed body is rotatably connected with a half-barrel-shaped placing cylinder, the treatment bed body is provided with a rotating mechanism for driving the placing cylinder to rotate, the treatment bed body is provided with three rotating locking mechanisms, and the rotating locking mechanisms are connected with the half-barrel-shaped placing cylinder. The rotary locking mechanism can lock the placing cylinder on the treatment bed body, sliding moving mechanisms are arranged on the treatment bed body and located on the two sides of the placing cylinder, and each sliding moving mechanism is provided with a flexible pressing actuator. By rotating the rotating mechanism and the half-barrel-shaped placing cylinder, automatic and accurate overturning of the body position of a patient is achieved; a traditional low-efficiency mode of manually carrying and turning over the general anesthesia patient is changed, the physical burden of medical staff is greatly relieved, the risk of iatrogenic injury of the cervical vertebra, joints and the like of the patient possibly caused in the carrying process is fundamentally avoided, and medical safety is improved.

The application discloses a handle assembly for endoscopic surgical instruments, and relates to the technical field of medical instruments, which comprises a control handle, a push-pull ring, a traction tube, an intermediate steel wire and an execution end; the push-pull ring is slidingly installed on the control handle, the traction tube is synchronously installed between the push-pull ring, the intermediate steel wire is fixedly connected between the control handle, one end of the intermediate steel wire is connected with the execution end through the end of the traction tube, the other end of the intermediate steel wire is connected with a clamping block one, the end of the control handle is provided with a mounting groove, and the clamping block one is fixedly installed between the mounting groove; an intermediate sliding groove is arranged in the control handle, an inner ring of the push-pull ring is fixedly connected with a matching block, the push-pull ring is slidingly installed between the matching block and the intermediate sliding groove, the traction tube is connected with the matching block, and a direction adjusting mechanism is arranged between the traction tube and the matching block; through the synchronous installation between the traction tube and the push-pull ring, the execution end will not be withdrawn, and the execution end can be accurately executed.

This item is a forceps lifting platform used to manipulate forceps during endoscopic surgery. To use it, the device is assembled into the tip of the endoscope, and the user raises the device to control the angle and direction of the forceps. The "Reference Diagram Showing the Device in Use" illustrates the device assembled into the endoscope and raised. The presence of a "recess" in this device allows the cleaning brush to easily reach deep into the gap between the forceps lifting platform and the endoscope tip during cleaning, improving the cleaning effect. Furthermore, by providing a "flat section" around the "recess," the device can be assembled into the endoscope without any gaps, preventing rattling during operation.

The present invention is an apparatus, device or tool for performing endoscopic (that is, minimally invasive) surgery. An exemplary embodiment of the invention includes a video endoscope whilst in another embodiment of the invention includes an endoscopic surgical tool which, when equipped with one of a suite of endoscopic surgical instruments, can be used by a surgeon to perform surgical procedures inside a body. Another embodiment of the present invention includes a suite of endoscopic surgical instruments designed to work co-operatively with the endoscopic surgical tool. In another embodiment of the present invention, a video-assisted endoscopic surgical tool system is provided. In one embodiment, the system includes the video-assisted endoscopic surgical tool and a suite of at least one endoscopic surgical instrument.

Systems, devices, and methods for creating and using a personalized, segment-specific endoscope withdrawal plan to control an endoscopic procedure are disclosed. An endoscopy system comprises an endoscope and a control circuit. The endoscope includes an imaging system for acquiring images or video data streams of individual anatomical segments of a patient during an endoscopic procedure. The control circuit can analyze the images or video data streams to generate image or video features for each of the distinct anatomical segments. Based on the image or video features, the control circuit can generate an endoscope withdrawal plan that includes target or recommended segment-specific endoscope withdrawal parameter values ​​for each of the segments.The endoscope retraction plan can be provided to the user or a robotic system to facilitate manual or robot-assisted retraction of the endoscope.

A surgical device includes a jaw assembly, an articulating assembly and a drive shaft. The jaw assembly includes first and second jaws. The articulating assembly is removably coupled to a proximal end of the jaw assembly and includes a distal joint member, a proximal joint member, and a pivot pin. The pivot pin is fixedly coupled to the distal joint member and is rotatably coupled to the proximal joint member. The jaw assembly and the distal joint member together define a first longitudinal axis. The proximal joint member defines a second longitudinal axis. The drive shaft includes a gear element that is meshingly engaged with a pivoting gear element that is fixedly coupled to the pivot pin. Longitudinal movement of the first drive shaft pivots the jaw assembly relative to the proximal joint member about a pivot axis defined by the pivot pin.