132results about "Laproscopes" patented technology

To provide a surgical system.SOLUTION: A system comprises: an access port configured for percutaneous insertion into a patient to define a channel to a surgical site; an extension tower configured to couple an implant into the spine of the patient; and a linkage having a first connection to receive the access port, a second connection to receive the extension tower, and a plurality of rigid segments extending between the first connection and the second connection. The linkage can selectively lock a position of the access port relative to the extension tower.SELECTED DRAWING: Figure 15

A surgical access device, such as in the form of a Veress needle or trocar / obturator, for use in providing access to a patient in a surgical setting is disclosed. The surgical access device incorporates one or more sensors to provide real-time data usable to evaluate an insertion position of the surgical access device and provide feedback to a live user or robotic insertion device. Additionally, a system and method for adjusting the flow of insufflation gas based on the real-time data and a sensed pressure at the surgical access device is described.

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.

The application relates to the field of medical instruments, and provides an appendix orifice supporting device for endoscopic retrograde appendix treatment, which comprises a support head, a support base, an unfolding piece, a first direction line, a second direction line and an opening and closing piece. A channel is arranged on a colonoscope. The support base is arranged around the front end of the colonoscope. The unfolding piece is arranged in at least three groups and is arranged in sequence along the support base. The opening and closing piece is located in the channel and is divided into a pushing end and a connecting end. The pushing end is located outside the colonoscope. When the pushing end is pushed, the connecting end moves along the channel and extends out of the channel. The support head is an elastic structure with expansion characteristics, and the bottom is connected with the connecting end and the unfolding piece. The application has the advantages of conveniently providing support for the appendix orifice and providing the effect of extending a sub-scope into the appendix cavity for shooting, exploration and treatment on the basis of facilitating colonoscope treatment.

This computer program causes a computer to execute processing of: acquiring, on the basis of a signal detected by a catheter inserted into a hollow organ, a plurality of first medical images generated along an axial direction of the hollow organ; extracting, from the acquired plurality of first medical images, a plurality of second medical images which are at a prescribed interval along the axial direction of the hollow organ; identifying a type and a region of an object included in the extracted plurality of second medical images, by inputting the plurality of second medical images into a learning model which outputs, in response to input of a medical image, information related to an object included in the medical image; determining a reference image from among the plurality of second medical images on the basis of the type and the region of the object; and inputting, to the learning model, the first medical images within a prescribed range in the axial direction of the hollow organ from the reference image.

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.

This utility model relates to a UT sleeve, belonging to the field of medical device technology, and solves the problems of easy T-sleeve detachment, easy loosening, accidental activation, and inconvenient unlocking of the connection between the U-sleeve and T-sleeve in the prior art. A UT sleeve includes a U-sleeve and a T-sleeve; the U-sleeve includes a base plate, a U-shaped end cap, and an outer tube body. The U-shaped end cap is located above the base plate, dividing the upper surface of the base plate into a U-shaped end cap area and a T-shaped placement cavity. The T-shaped placement cavity of the base plate has a central circular hole. The outer tube body is located at the central circular hole on the lower surface of the base plate. The U-shaped end cap includes a curved portion and a straight portion. The curved portion has a first limiting channel at its center, and a press-type spring retractable limiting component is installed within the first limiting channel. The T-sleeve includes a T-shaped end cap and an inner tube body. The T-shaped end cap has a central circular hole, and the inner tube body is located at the central circular hole on the lower surface of the T-shaped end cap. This design achieves safe and convenient operation of the UT sleeve.

The application discloses a thoracoscope smoke removal and field optimization device, which comprises a thoracoscope body, a central controller and a display screen. The front end of the thoracoscope body is provided with a multispectral smoke sensor, and a liquid variable-focus lens is arranged in the optical channel of the thoracoscope body. The central controller comprises a data acquisition module, a hardware compensation calculation module, an optical execution module, an image reverse reconstruction module and a field output module. Thus, the efficiency delay and operation interruption problems caused by the dependence on physical removal in the traditional technology are overcome. Through the dual mechanism of integrated hardware optical compensation and software image reconstruction, the optical scattering and depth of field defocus caused by smoke are directly offset within milliseconds, and the field quality fluctuation and operation pause caused by waiting for physical removal are avoided. Not only the continuous stability and high definition of the surgical field are maintained, but also the smoothness and safety of the surgical operation are ensured, and the interference on the pneumoperitoneum environment is reduced.

To provide medical probes. [Solution] The medical probe comprises a shaft, a camera, a hollow cutting tool, and an inflatable balloon. The shaft is configured to be inserted through a cutting site in the patient's body, while the shaft includes an operating vacuum channel extending through it. The camera is mounted at the distal end of the shaft and is configured to provide images of a target tissue site in the body. The hollow cutting tool is placed over a guidewire and inserted into the operating vacuum channel of the shaft, and is configured to perforate the target tissue site under the guidance of images taken by the camera. The inflatable balloon is configured to stabilize the distal end of the shaft and is positioned proximal to the camera so as not to obstruct images of the target tissue site.

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.

The application provides an electronic ophthalmic endoscope, and belongs to the technical field of endoscopes. The electronic ophthalmic endoscope can effectively observe the posterior region of an eyeball. The electronic ophthalmic endoscope comprises a handle, an insertion part arranged at the front of the handle, and a camera module. The insertion part is curved into an arc shape as a whole, the curvature of the arc shape is matched with the outer contour of the eyeball, and the cross section of the insertion part is flat. The arc-shaped insertion part can enter along the surface of the eyeball in a ring shape during use, so that the front end can reach the posterior region of the eyeball. A light guide fiber delivers light emitted by a light source to the head end part, illuminates the observation part, and clearly and timely visually observes the posterior region of the eyeball and the running path through the camera module. Compared with a cylindrical structure, the electronic ophthalmic endoscope can effectively reduce the height of the support from the surrounding tissue of the eyeball, reduce the mechanical pressure on the sclera and the adjacent soft tissue, and improve the operation safety and the comfort of the patient under the same functional size.

A cannula system is provided that enables hands-free operation of cameras by a surgeon and provides 3D images of the surgical site. An exemplary cannula system comprises a body portion, a rear portion, a proximal end, a distal end, a central lumen, and an insertion axis. One or more motion-controlled cameras are housed in one or more slots defined in the distal end of the cannula. An obturator has a proximal end and a distal end and is configured to be at least partially disposed within the cannula along the insertion axis. The cameras are controllable mechanically or electronically and are tiltable along a vertical axis, a horizontal axis, or a combination of the vertical axis and the horizontal axis. An alignment and stabilization system is configured to align the orientation of the cameras with views of the surgical opening as perceived by a medical practitioner and to stabilize the images perceived by the medical practitioner

Surgical systems and related computer-implemented methods are provided, including during performance of a surgical procedure on a patient, receiving, at a first surgical system, a first dataflow from a second surgical system, the first dataflow including first data regarding a measured patient parameter that the first surgical system is configured to use in performing a function during the performance of the surgical procedure. The computer-implemented methods including determining that a trigger event occurred during the performance of the surgical procedure such that a sum of a first bandwidth of the first dataflow and a second bandwidth of a second dataflow exceeds an available bandwidth, and in response to determining that the trigger event occurred, and during the performance of the surgical procedure, adjusting at least one of the first and second dataflows such that the sum of the first and second bandwidths does not exceed the available bandwidth.

An active smoke filtration unit is used to remove smoke during laparoscopic surgery. The active smoke filtration unit is part of a recirculation circuit. The recirculation circuit is pneumatically isolated from a primary flow generator, such as an insufflator, by a valve assembly. The active smoke filtration unit can be housed separately from the valve assembly or together with the valve assembly. The recirculation circuit can include a humidifier to heat and humidify the insufflation gases.

This invention relates to the field of medical auxiliary devices, specifically to a visual endoscopic minimally invasive surgical aid device, comprising a metal cannula and a transparent inner tube. The transparent inner tube slides within the metal cannula. The metal cannula contains a sealing mechanism for sealing the transparent inner tube and a clamping mechanism for applying clamping force to the transparent inner tube. The sealing and clamping mechanisms coordinate with the operation of the transparent inner tube, enabling axial displacement of the transparent inner tube to trigger synchronous adjustment of the sealing and clamping mechanisms, achieving sealing and clamping fixation. This invention combines the axial sliding operation of the transparent inner tube with the synchronous triggering of sealing and clamping functions, achieving a linkage design where operation equals sealing and movement equals locking; it simplifies surgical procedures and improves surgical efficiency.

A cordless endoscope assembly includes a housing, an endoscope tube and an eyepiece. Electronics are housed in the housing and operable to operate one or more light sources in the endoscope, the electronics including one or more batteries and a printed circuit board. The housing includes a connector configured to removably couple with a cannula connector of a cannula when the endoscope tube is inserted through the cannula. The cordless endoscope is a disposable single use endoscope that can optionally be sterilized with an ethylene oxide (EtO) sterilization process.

A trans-xiphoid procedure for gaining entry to the chest cavity of a patient, sometimes also referred to herein as a “TRAX” procedure. The procedure may be used for, among other things, mobilization of the mammary arteries and performing coronary artery bypass surgery in which the mammary artery of the patient or other conduit is joined to a coronary artery of the patient, such as the left anterior descending (LAD) coronary artery.

A system for monitoring and cleaning a lens of a laparoscope interoperative includes a monitoring system having a laparoscope and software for monitoring clarity of an image provided by the laparoscope. The software being configured to provide a feedback signal when the image clarity falls below a predetermined threshold. The system further includes a cleaning system in operative connection with the monitoring system and configured to activate upon receipt of the feedback signal from the monitoring system. The cleaning system includes a source of pressurized liquid, a source of compressed air, and a source of suction. The sources of pressurized liquid and compressed air are configured to be activated simultaneously with the source of suction.

The application discloses a GPS navigation single-arm robot navigation system for percutaneous nephrolithotomy (PCNL), which comprises a reverse laser positioning module for emitting laser from inside to outside of tissue through a laser emitter to assist in positioning a puncture needle insertion point; a single-arm robot execution module for moving based on instructions of a navigation signal tracking and fusion module to drive the puncture needle to reach a body surface puncture point marked by a laser spot along a planned path and perform puncture; the navigation signal tracking and fusion module is used for signal tracking and receiving and processing space position information and medical image data to generate a real-time navigation interface; and a special instrument set comprises an integrated double-mirror sleeve, and the inner diameter of the sleeve allows a standard nephroscope or ureteral flexible scope to simultaneously perform combined lithotripsy or exploration. The application integrates reverse optical positioning, robotics, real-time electromagnetic navigation and special instruments into one, and provides an integrated intelligent solution covering the whole process of preoperative planning, intraoperative navigation, channel establishment and stability.

The application discloses a laparoscope intestinal pressing plate with illumination function for small incision suturing, and relates to the technical field of surgical operation instruments.The laparoscope intestinal pressing plate comprises a rod body, which is hollow and has an elongated structure; a circular lifting disc, which is movably sleeved in the rod body; and a pressing plate assembly, which is connected to the bottom of the circular lifting disc and comprises at least two retractable supporting skeletons and a flexible film arranged on the supporting skeletons; and a push-pull rod, which is movably arranged on the circular lifting disc in an axial direction and extends to the outside of the rod body at the top end; the push-pull rod can drive the circular lifting disc to move in the axial direction of the rod body under the drive of external force, so that the supporting skeletons are radially retracted or expanded relative to the rod body; when the supporting skeletons are expanded, the flexible film is tensioned to form a pressing plate working surface for pressing an intestinal canal; and the laparoscope intestinal pressing plate is designed to be retractable and integrated with illumination, so that the instrument can conveniently pass through a small incision and provide local illumination and stable operation space in the body, and the safety and convenience of small incision suturing operation are improved.

This invention discloses a magnetically controlled choledochoscope miniature lens structure, comprising a base shell and a transparent cover. A swivel inner tube is suspended within the base shell, and a miniature lens is connected to the front end of the swivel inner tube. A permanent magnet ring assembly is fitted onto the body of the swivel inner tube. The advantages of this invention are: the permanent magnet ring assembly is coupled with a synthetic magnetic field of controllable intensity and direction generated by an external magnetic field generator; a telescopic positioning unit and a flexible support unit are movably connected between the swivel inner tube and the base shell; the base shell and the transparent cover form a sealed main body, protecting the internal structure; the swivel inner tube, as the core moving component carrying the miniature lens, allows for multi-degree-of-freedom movement due to its suspended arrangement; and the permanent magnet ring assembly is coupled with the external magnetic field generator to achieve contactless transmission. This solves the problems of wear, breakage, and large space occupation associated with traditional wire traction mechanisms, significantly improving reliability and allowing for structural miniaturization.

A transmitter device in which the observation area and measurement area coincide is manufactured using a simple process. [Solution] A method for manufacturing a transmission device, comprising forming a transmission body 22 on a columnar member or a member deformed into a columnar shape 20, providing a light guide 41 at the end of the member 20, and performing a process to expose the transmission body 22 and the light guide 41 flush with the end face of the member 20.

In some embodiments, endoscopy systems and / or methods of using endoscopy systems are described. In some embodiments, an endoscopy system comprises a shaft having an image sensor within a distal tip of the shaft. The shaft can have an expandable cuff disposed on an outer surface of the shaft. The expandable cuff can be moved from a contracted configuration to a deployed configuration. In the deployed configuration, an outer surface of the expandable cuff can inhibit, reduce, or prevent fluid (e.g., blood) flow in the vessel. Inhibiting or preventing the fluid flow can permit direct visualization of the interior of the vessel by the image sensor without interference from the fluid.

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.

The invention relates to an endoscope device (10), comprising: a shaft (20) with a shaft longitudinal axis (30); an actuating shaft (40) which is movable in parallel with the shaft longitudinal axis (30); and a camera module (50), which is pivotally mounted on the shaft (20) and has a stereoscopic image recording unit (60), wherein the camera module (50) can be deflected from an insertion position to an image capturing position by moving the actuating shaft (40) relative to the camera module (50) in parallel with the shaft longitudinal axis (30) and / or by moving the camera module (50) relative to the actuating shaft (40), wherein, in the image capturing position, the camera module (50) defines a viewing direction which is at an angle to the shaft longitudinal axis (30), and wherein, in the image capturing position, the stereoscopic image recording unit (60) is mounted so as to rotate relative to the actuating shaft (40) to rectify an image.The invention further relates to a system with an endoscope device according to the invention.

Access port adapter for an access device, wherein the access port adapter comprises: an elastomeric body having a tubular section arranged about a longitudinal axis and having a radial dimension perpendicular to the longitudinal axis, wherein the elastomeric body has a first end and a second end along the longitudinal axis and defines a longitudinal passage for at least one elongated instrument between the first end and the second end; wherein the elastomeric body further comprises an access port retaining device near the second end, wherein the access port retaining device comprises a projecting section configured to engage with a corresponding retaining device at a proximal end of an access device.

The surgical system (110, 700, 702, 802, 810, 10100, 10200, 10400, 10500) comprises a first scoping device (10102, 10228, 10412, 10502) having a first portion configured to be inserted and positioned within an extraluminal anatomical space and a second portion distal to the first portion and configured to be positioned within an endoluminal anatomical space, and a second instrument (10462) configured to be inserted into the extraluminal anatomical space and configured to couple to and move the first portion of the first scoping device within the extraluminal anatomical space to facilitate movement of the second portion of the first scoping device while the second portion is positioned within the endoluminal anatomical space.

The present disclosure provides a method of performing a minimally invasive spinal surgical procedure comprising making a percutaneous pedicle screw skin incision on the back of a patient over targeted vertebrae for insertion of a pedicle screw therethrough and performing an endoscopic surgical procedure through the percutaneous pedicle screw skin incision. The percutaneous pedicle screw skin incision may be about 0.5-3.5 cm in length. The method may further comprise making a secondary percutaneous pedicle screw skin incision on the back of the patient over the targeted vertebrae. The endoscopic surgical procedure may be a discectomy, laminotomy, laminectomy, foraminotomy, spinal fusion and / or intervertebral fusion. The method allows multiple spinal procedures to be performed through the same small skin incisions typically made for percutaneous pedicle screw fixation, reducing total incisions while maintaining minimally invasive surgical access.