76 results about "Ureteroscopes" patented technology

A method of localizing a target anatomy involves advancing a ureteroscope to a target calyx of a kidney of a patient through at least a portion of a urinary tract of the patient, determining a positional offset between one or more position sensors associated with the ureteroscope and a target papilla of the kidney that is at least partially exposed within the target calyx, and determining a percutaneous access target based at least in part on one or more of a present position of the one or more position sensors or the positional offset.

A visual ureteroscope includes a ureteroscope body and a ureteroscope tip. The ureteroscope tip includes a tip portion and an image capture device, wherein the tip portion is arranged at a front end of a ureteroscope tube of the ureteroscope body; the tip portion has a camera end face and an aspiration end face; the tip portion includes an aspiration hole, which is in communication with an aspiration channel of the ureteroscope body, and an operating hole for an operating component to pass therethrough, the aspiration hole axially extending forwards from the aspiration channel to the aspiration end face to form an aspiration opening, and the operating hole obliquely extending forwards such that the operating component that passes out from the operating hole, obliquely extends forwards to extend out of the tip portion; and the image capture device comprises a camera.

Devices, systems, and methods for treating stones in anatomical structures are disclosed. A device may include an elongate member and a tubular member extending distally from the elongate member. The elongate member may define one or more lumens with an opening at a distal end of the elongate member. The tubular member may be configured to collapse to a pre-determined shape when in a relaxed state and expand in response to receiving an object. The device may be used with a scope, such as a ureteroscope, lithotripsy devices, and / or other medical devices or systems.

The utility model belongs to the technical field of medical instruments, in particular to a ureter stent tube and a pulling device, which comprises a stent tube, a guide wire, a pushing tube, a catheter and a catcher, a plurality of tail wires are arranged on the stent tube, a plurality of suckers are arranged on the tail wires at equal intervals, one end of the pushing tube wraps the tail wires and is sleeved at the outer end of the stent tube, and the other end of the pushing tube is sleeved at the outer end of the catheter. A first operation cavity, a second operation cavity, an air inflation cavity and a water injection cavity are formed in the catheter, the first operation cavity and the second operation cavity facilitate penetrating of the guide wire and the capturing device, the air inflation cavity facilitates air inflation into the air bag, the water injection cavity injects water into the bladder, a traction base, a mounting plate and a reset spring are arranged in the capturing device, and the traction base is connected with the mounting plate and a pull ring through a traction rope. By means of the device, a stent tube can be directly pulled out conveniently, pain and inconvenience caused by pulling out of special instruments such as a cystoscope and a ureteroscope can be avoided, and meanwhile the economic burden of a patient is reduced.

A medical device includes a sheath extending longitudinally from a proximal end to a distal end and a handle coupled to the proximal end of the sheath. The handle includes a deflection lever coupled thereto. The deflection lever is rotatable proximally and distally along the handle to deflect a distal end of the shaft to which it is operably coupled and a locking mechanism movable between an locked configuration in which the locking mechanism engages an engagement feature on the outer surface of the handle, preventing the deflection lever from rotating and locking the distal end of the shaft in a desired position, and an unlocked configuration in which the locking mechanism releases the engagement feature to allow rotation of the deflection lever and deflection of the distal end of the shaft.

The utility model discloses a tube sheath holding mirror separating device attached to the outside of a ureteroscope sheath tube. The tube sheath holding mirror separating device comprises a bag tube and an injection tube. The balloon tube is divided into a balloon tube inner layer and a balloon tube outer layer, a closed cavity is formed, and the balloon tube wraps and is attached to the ureteroscope sheathing canal; the injection tube comprises a water injection tube and a liquid injection tube, the water injection tube extends into the cavity of the balloon tube and can inject gas into the balloon tube, and the liquid injection tube extends into the space between the inner layer of the balloon tube and the outer wall of the sheath tube and can inject normal saline to form a gap between the balloon tube and the sheath tube. According to the ureteroscope, the bag tube wrapped and adsorbed on the ureteroscope tube sheath is arranged, when the ureteroscope is held, gas can be injected into the bag tube through the injection tube to support the ureteroscope, and normal saline is injected between the bag tube and the tube sheath to separate the bag tube and the tube sheath, so that the ureteroscope can be smoothly separated, and the problems that the ureteroscope is difficult to draw out due to the fact that the ureteroscope is held are solved. The ureter avulsion or fracture is further caused.

The ureteroscope with the bendable insertion end comprises a handle part, an insertion part and a tip bending part, the tip bending part is fixedly connected to the front end of the insertion part, the rear end of the insertion part is fixedly connected with the front end of the handle part, an eyepiece part is arranged above the front portion of the middle end of the handle part, and the eyepiece part is fixedly connected with the front end of the handle part. An operation channel opening valve is arranged below the front portion of the middle end of the handle part, the rear portion of the middle end of the handle part is a handheld area, a tip bending part adjusting mechanism is fixedly installed at the tail end of the handheld area, a water inlet connector is fixedly connected to the bottom of the tip bending part adjusting mechanism, and the side face of the water inlet connector is communicated with a water outlet connector. According to the ureteroscope, the tip bending part adjusting mechanism is additionally arranged on the basis of an existing ureteroscope, the bending angle of the tip bending part which can only be passively bent originally can be actively adjusted through the tip bending part adjusting mechanism, and therefore the problem that according to a traditional passive bending scheme, when the needed bending angle is too large, the bending angle is too large is solved. And large friction is easily generated with the lumen of the patient, so that the patient feels uncomfortable.

This invention relates to the field of force measuring device technology, and more particularly to a force measuring device for ureteroscopic surgery, comprising a hand handle, a clamping component, a pressure sensor, a control board, and a display screen. The hand handle has an integrally formed opposing plate at its top, with a perforation on the opposing plate. The clamping component is used to hold tubular objects used during ureteroscopic surgery and includes a base plate, rod-shaped bodies integrally formed on both sides of the upper part of the base plate and arranged opposite each other, and a clamping assembly disposed between the two rod-shaped bodies. A guide post is fixedly connected to the base plate. The pressure sensor monitors the pressure between the opposing plate and the base plate. The control board is located inside the hand handle; its input end is connected to the output ends of the two pressure sensors. By setting up the control board, pressure sensors, and an alarm device, an alarm can be triggered promptly when the force exceeds a set threshold during insertion or withdrawal, thus alerting the surgeon and reducing instances of non-standard surgical procedures.

The invention relates to the technical field of flushing devices, and provides a ureteroscope flushing device which can realize sequential operation of primary cleaning, soaking, secondary cleaning and disinfection links of a ureteroscope, the cleaning steps are relatively complete, the cleaning effect is further improved, and the cleaning quality is also ensured to a certain extent. The ureteroscope cleaning device can achieve assembly line type cleaning operation of a plurality of ureteroscopes, is good in operability and more practical and comprises a box body and a table frame, a mounting table is fixedly connected to the table frame, a conveying belt is mounted on the mounting table, a plurality of mounting rods are hinged to the conveying belt, and positioning frames are fixedly connected to the mounting rods. The mounting table is provided with a plurality of positioning frames, each positioning frame is provided with an opening positioning cavity, each positioning frame is provided with an adjustable positioning structure, the mounting table is connected with a traction rail bar through a plurality of supporting rods, the traction rail bar is connected with a plurality of opening bar rings, each opening bar ring is fixedly connected with a connecting spring, and each connecting spring is fixedly connected with a traction ring.

The utility model relates to a ureteroscope convenient for detecting urinary calculus. The ureteroscope comprises a ureteroscope body and a ureteroscope body, one end of the endoscope body is connected with the endoscope body, and the other end is provided with a bent detection tube; and a control handle for controlling the bent detection tube is also arranged on one side of the endoscope body. The ureteroscope convenient for detecting the urinary calculus has the advantages that the bent detection tube is bent through the control handle, and compared with a traditional flexible ureteroscope, the ureteroscope convenient for detecting the urinary calculus has a larger bendable range, is convenient for entering each renal calyx, and eliminates a view blind area and an operation blind area of a hard ureteroscope. And the bending direction and angle of the tail end of the mirror body are controlled by an operating rod on a control handle behind the mirror body. The novel ureteroscope has the advantages of a traditional hard ureteroscope and a traditional soft ureteroscope, is convenient to operate, has no view blind area and operation blind area, enables the view under the ureteroscope to be clearer, enables the quality of diagnosis and treatment of upper urinary tract diseases to be greatly improved, and is good in clinical application prospect.

The invention discloses a foot-operated ureteroscope flushing device convenient to accurately control, which comprises a bottom plate, an injector is mounted on the bottom plate through a mounting rack, a control panel is movably connected to one side of the top of the bottom plate, a pumping assembly of the injector is arranged at the bottom of the control panel, side plates are arranged on both sides of the control panel, and the side plates are mounted on the bottom plate. When the moving rods extend outwards, limiting blocks are used for clamping the interiors of the arc-shaped gear type limiting grooves again, then the soles are loosened, the pause effect is achieved, the limiting blocks can still be clamped into the grooves of the next arc-shaped gear type limiting grooves to achieve limiting, and it is avoided that after the control plate moves downwards, the resilience force of the second rotating shaft is increased, and the rotating shaft cannot rotate. However, the trigger force of the limiting trigger plate is not changed, so that the resilience force of the rotating shaft II is greater than the force applied to the limiting trigger plate by the medical staff when the limiting is removed, and the overall stability is abnormal due to local contraction.

The utility model belongs to the technical field of flexible ureteroscopes, and particularly relates to a double-channel flexible ureteroscope and lithotripsy equipment, the double-channel flexible ureteroscope comprises a handle, the end part of which is provided with an insertion tube; at least two channels are accommodated in the insertion tube, namely, the first channel is suitable for liquid feeding and optical fiber insertion, and an instrument can extend into the body through the first channel; the second channel is a suction pipe and is used for sucking liquid and / or broken stones; in short, the first channel is used for inserting an optical fiber and an instrument to complete lithotripsy and instrument operation, the second channel is used for sucking the lithotripsy, the two channels work independently and do not interfere with each other, the situation that the lithotripsy cannot be taken out can be effectively avoided, furthermore, liquid can be introduced into the gap of the first channel, the second channel is matched for sucking the liquid, and water circulation in the renal pelvis can be guaranteed; and the pressure in the renal pelvis is maintained.

The invention relates to ureteroscope equipment based on artificial intelligence and an implementation method. The method comprises the following steps: constructing a ureteroscope image set based on a ureteroscope operation video; constructing a target detection network which comprises a feature extraction module, a feature fusion module and a feature detection module; the feature extraction module is used for carrying out step-by-step spatial downsampling and semantic feature extraction on the ureteroscope image and outputting a multi-scale feature map; the feature fusion module is used for receiving a highest-layer feature map in the multi-scale feature map, expanding a receptive field through spatial pyramid pooling and compressing channel dimensions, and generating a fused high-layer semantic feature map; the feature detection module is used for outputting a position frame and confidence of the ureteral orifice based on the fused high-level semantic feature map; and training the target detection network by using the ureteroscope image set, and obtaining a ureteral orifice detection model based on the trained target detection network. The ureter opening can be quickly and accurately detected through the ureteroscope image.

The invention belongs to the technical field of medical apparatus and instruments, and discloses a movable water-blocking drainage apparatus on a ureteroscope, the movable water-blocking drainage apparatus comprises a shell, the shell is composed of an upper connecting part and a lower connecting part, the upper connecting part and the lower connecting part are each composed of a water-blocking part, a buffer part and a mounting part, the two mounting parts are rotatably connected through a hinge, and the water-blocking part is connected with the buffer part. The two sets of installation parts are fixedly connected with pressing plates, a first elastic piece is arranged between the two sets of pressing plates, and the lower connection part is connected with a liquid guide pipe. The ureteroscope drainage device solves the problem that in the prior art, when a ureteroscope discharges drainage liquid, gauze is usually used for wrapping drainage, overflow of the drainage liquid cannot be effectively blocked, and operation is not facilitated.

The invention discloses a disposable ureter lithotripsy and calculus discharging device, and belongs to the technical field of urinary surgery minimally invasive surgical instruments, and the disposable ureter lithotripsy and calculus discharging device comprises a disposable ureteroscope, comprising a head end seat, a camera module assembled on the head end seat, a temperature and pressure sensor assembled on the head end seat, a snake bone connected with the head end seat, and a hose connected with the snake bone, the head end seat is provided with at least two channels; wherein one channel is configured as a water injection channel, and the other channel is configured as a suction intervention channel; the handle assembly is connected with the insertion assembly; according to the disposable ureteral lithotripsy and lithotripsy device, a traditional lithotripsy and lithotripsy operation mode is changed, and the problems that a traditional ureteral lithotripsy and lithotripsy system is complex in operation and large in material consumption, real-time temperature and pressure monitoring cannot be conducted, and the temperature and pressure in the body cannot be adjusted are solved.

1. Name of the product in this design: Ureteroscope with graduations. 2. Purpose of this design: For the examination and diagnosis of the ureter, and can be used in conjunction with relevant accessories for endoscopic treatment. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: the front view. 5. Other situations requiring explanation: Other explanation: Partial enlarged view 1 is a partial view in the main view.

The utility model relates to the technical field of medical devices, and specifically to a one-way simple water-sealing cap for a ureteroscope. The device includes a water-sealing cap body, an anti-leakage device, an instrument hole one, and an instrument hole two. Among them, the water-sealing cap body is the main body of the utility model, one end of which is tightly connected to the ureteroscope to prevent water leakage from the ureteroscope body, and the instrument hole one at the other end can pass surgical devices. The anti-leakage device is conical in shape, one end of which is fixed in the water-sealing cap body, and the other end is open to the instrument hole two, which can pass surgical devices and can also fit tightly with the surgical devices to prevent water leakage from the ureteroscope body. The utility model can effectively prevent water leakage in the ureteroscope body, and at the same time, the device is simple and convenient for multiple uses.

This invention discloses a disposable ureteral lithotripsy and stone removal device, belonging to the field of minimally invasive surgical instruments in urology. It includes: a disposable ureteroscope, comprising: an insertion assembly including: a tip, a camera module mounted on the tip, a temperature and pressure sensor mounted on the tip, a snake-like bone connected to the tip, and a flexible tube connected to the snake-like bone; the tip has at least two channels, one configured as a water injection channel and the other as a suction intervention channel; a handle assembly connected to the insertion assembly; and a disposable ureteral lithotripsy and stone removal system connected to the handle assembly. This disposable ureteral lithotripsy and stone removal device changes the traditional surgical method of lithotripsy and stone removal, solving problems such as the complexity of operation, high consumable costs, inability to perform real-time temperature and pressure monitoring, and inability to regulate internal temperature and pressure in traditional ureteroscopic lithotripsy and stone removal systems.

A ureteroscope system includes a handle; an elongated shaft extends from the handle to a distal end and includes a working channel which is opened at the distal end; an external member extends from a proximal end to a distal end and is coupled to the shaft, the member includes a hub and a tube defining a first external channel; and a coupling mechanism defines first and second tubes and is coupled the distal end of the member to the distal end of the shaft. The first tube defines a first lumen and the second tube defines a second lumen which is sized and shaped to receive a distal end of the member. A proximal portion of the first tube is sized and shaped to be inserted into a distal portion of the shaft such that the first lumen is opened to the working channel.

The invention discloses a disposable ureteroscope and a lithotripsy and discharge device, and belongs to the technical field of urinary surgery minimally invasive surgical instruments, the disposable ureteroscope and lithotripsy and discharge device comprises an insertion assembly comprising a head end seat, a camera module assembled on the head end seat, a temperature and pressure sensor assembled on the head end seat, a snake bone connected with the head end seat, and a hose connected with the snake bone; the head end seat is provided with at least two channels; wherein one channel is configured as a water injection channel, and the other channel is configured as a suction intervention channel; the handle assembly is connected with the insertion assembly; according to the disposable ureteroscope and lithotripsy and lithotripsy device, the pressure sensor is matched with the suction channel and the water injection channel in function, so that the effect of controlling temperature and pressure is achieved, the risk of an operation is greatly reduced, and the safety of a patient is guaranteed; compared with an existing soft lens technology, a hard lens and a sheath do not need to participate in guiding, the system can directly enter the body of a patient, the operation process is reduced, and the operation difficulty is lowered.

The utility model discloses a ureteroscope orifice cleaning device, and relates to the technical field of medical instrument cleaning. The cleaning device comprises a liquid conveying shell, an outer cleaning pipe, an inner cleaning pipe and a liquid conveying pipe, the liquid conveying pipe is fixedly connected and communicated with the input end of the liquid conveying shell, the outer cleaning pipe and the inner cleaning pipe are fixedly installed and communicated with the output end of the liquid conveying shell, an outer cleaning cavity is formed in the outer cleaning pipe, and a plurality of cleaning nozzles are evenly installed on the inner wall face of the outer cleaning pipe. A sliding balloon is slidably mounted at the bottom end of the inner cleaning pipe and comprises a sliding baffle ring and an expansion balloon, the sliding baffle ring is slidably mounted in the inner cleaning pipe and communicated with the inner cleaning pipe, and the expansion balloon is fixedly connected and communicated with the bottom end of the sliding baffle ring. And a spray hole matched with the sliding baffle ring is formed in the bottom end of the inner cleaning pipe, the inner wall and the outer wall of the ureteroscope pipeline can be sprayed and scrubbed, ureteroscope instruments are prevented from being corroded and damaged, and therefore the service life of the ureteroscope is prolonged.

This invention discloses a multi-scenario universal elastic cavity fluid dynamics research and testing method and system. It can automatically identify the cavity type based on the compliance coefficient of the elastic cavity and adjust the fluid injection mode, realizing unified adaptation for various intracavitary treatment scenarios such as laparoscopy, arthroscopy, ureteroscopy, and cystoscopy. The system can provide customized fluid dynamics environment according to the physical characteristics of different anatomical organs, such as compliance, pressure threshold, and inherent volume. It effectively solves the technical bottleneck of existing R&D equipment having single function and being unable to be universally applicable across scenarios, realizing universal simulation and research across organs and multiple scenarios.

The utility model discloses a disposable ureteroscope guide sheath which comprises a hose, one end of the hose is communicated with a fixing sleeve, two sets of sliding assemblies are connected in the fixing sleeve in a sliding mode, two sets of steel wire ropes are connected in the hose in a sliding mode, and one end of each steel wire rope is fixedly connected with a fixing piece. According to the disposable ureteroscope guide sheath, through the arrangement of the sliding assembly and the steel wire rope, when the guide sheath is inserted into the urethra, the pull ring is pulled according to the bending degree of the urethra, so that the pull rod drives the steel wire rope to slide in the sliding hole in one side in the hose, the positioning rod slides in the fixing sleeve, and the telescopic spring is stressed to deform; the steel wire rope is pulled to drive the hose to deflect, so that the effect of adjusting the deflection angle of the conical intubation tube is achieved, the situation that the conical intubation tube extrudes the urethra wall and causes urethra injury when the disposable ureteroscope guide sheath is directly inserted into the urethra is prevented, and the adjustability and safety of the disposable ureteroscope guide sheath are improved.

This invention provides a ureteroscopic irrigation catheter, belonging to the field of medical device technology. The ureteroscope includes a scope body and a tubing. An imaging probe is installed at the end of the tubing. An infusion catheter is inserted through the tubing, and the gap between the catheter and the inner wall of the tubing forms a return channel. The inner wall of the catheter is equipped with a spiral flow-guiding structure to generate centrifugal force to evenly disperse the water flow. This invention systematically solves the problems of thermal damage and visual interference in ureteroscopic holmium laser lithotripsy through fluid dynamics optimization and a dual-channel drainage structure, combining clinical safety and ease of operation.

An embodiment in accordance with the present invention provides a method for accurate and objective quantification of stone fragment size. The method includes intraoperative measurement of objects during URS. The method analyzes URS procedures for ureteral and renal stones during basket extraction of fragments. An instrument is passed through an instrument channel of the ureteroscope and advanced until it is adjacent to the stone fragment to be measured. The measurement of stone fragment size is based on the known distance of a tip of the instrument in the ureteroscope's visual field.

The invention discloses a ureteroscope capable of rapidly replacing a ureteroscope body and monitoring inlet resistance in real time, the ureteroscope comprises the ureteroscope body, one end of the ureteroscope body is provided with a caliper fixing structure, the ureteroscope body is fixedly installed at one end, far away from the ureteroscope body, of the caliper fixing structure, and the interior of the ureteroscope body is slidably connected with a resistance detection structure. An existing ureteroscope is redesigned and reformed, the resistance detection structure and the caliper fixing structure are additionally arranged on the front portion of the eyepiece and the front portion of the light source, the resistance detection structure is externally connected with the monitoring computer, the ureter entry resistance can be monitored in real time in an operation, and when the monitored entry resistance is larger than a normal value, the caliper fixing structure is connected with the caliper fixing structure. According to the ureteroscope early warning device, guidance is provided for a surgeon to replace the ureteroscope through early warning, the situation that the surgeon breaks off the ureteroscope due to the too large deviation angle when entering is prevented by monitoring the maximum early warning of the shearing force, the design of the caliper fixing structure enables the doctor to only replace the ureteroscope body part when replacing the ureteroscope, and the waiting time in an operation is shortened.

A system for providing a medical treatment, including a first medical instrument and a second medical instrument is disclosed. The first medical instrument includes a first operator interface configured to define a plurality of operating parameters of the first medical instrument. The second medical instrument includes a second operator interface configured to define a subset of the plurality of operating parameters. The first operator interface is configured for placement and use outside of a sterile field and the second operator interface is configured for placement and use within the sterile field. The second operator interface is attached to or attachable to a handle of the second medical instrument. The handle is configured for manipulation by a hand of the operator and the second operator interface is configured for interaction with one or more extremities of the same hand.

The present invention discloses a visual ureteroscope, which comprises a mirror body and a ureteroscope tip configured on the mirror body. The ureteroscope tip comprises a tip portion and an image acquisition device, wherein the tip portion is arranged at the front end of the mirror tube of the mirror body, and the tip portion has a camera end face and a suction end face located in front of the camera end face, wherein the tip portion comprises a suction hole connected to a suction channel of the mirror body and a working hole for passing a working component of the mirror body, wherein the suction hole extends axially forward from the suction channel to the suction end face to form a suction opening, and the working hole extends obliquely forward so that the working component passing through the working hole extends obliquely forward from the tip portion; the image acquisition device comprises a camera mounted on the camera end face of the tip portion, and the suction opening and the head of the working component passing through the working hole are both within the field of view of the camera.

1. The name of the product of this design: Disposable intraoperative temperature and pressure measurement ureteroscope catheter. 2. The purpose of this design product: used for lighting, taking pictures, and detecting the patient's intracavitary conditions. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

Various embodiments disclosed relate to a balloon catheter for use with a ureteroscope. A balloon catheter may include an elongated shaft having a proximal end and a distal end, the elongated shaft shaped for insertion into a patient. A balloon catheter may include a balloon attached at the distal end of the elongated shaft, wherein the balloon is inflatable between a collapsed state and inflated state, and wherein a wall of the balloon comprises a balloon wall material defining plurality of valves that open to allow fluid flow therethrough when the balloon is in the inflated state.