83 results about "Endoscopic Assembly" patented technology

The invention discloses a sealing structure, a negative pressure suction sheath and an endoscope assembly, and belongs to the technical field of medical instruments. The sealing structure is used for the negative pressure suction sheath and comprises a first cover body detachably connected with the near end of a sheath base of the negative pressure suction sheath, a first through hole is formed in the middle of the first cover body, and a first air hole is formed in the radial outer side of the first through hole; the second cover body is arranged on the outer side of the first cover body in a sleeving mode and detachably connected with a sheath base of the negative pressure suction sheath, a second through hole is formed in the middle of the second cover body, and a second air hole is formed in the radial outer side of the second through hole; the second cover body and the first cover body are in sliding fit, and the overlapping opening degree of the first air hole and the second air hole is adjusted through relative sliding; the second cover body axially limits the first cover body and provides support when the endoscope is inserted, so that the first cover body is prevented from collapsing. The sealing structure is used for the negative-pressure suction sheath, the branch switch is prevented from additionally occupying the operation space, and the operation safety is improved.

The endoscope with the suction function comprises an endoscope assembly and an aspirator assembly, the endoscope assembly comprises a handle and a main body catheter, and a visualization assembly and a forceps channel assembly are arranged in the endoscope assembly; the aspirator assembly comprises an aspiration tube, a connecting arm and a connector communicated with the aspiration tube, the connecting arm comprises a first connecting part and a second connecting part, the first connecting part is connected to the near end of the aspiration tube and / or the periphery of the connector, the aspiration tube can be inserted into the forceps channel, and meanwhile the connecting arm is clamped on the outer surface of the near end of the handle; and the distance between the far end of the suction tube and the far end of the main body catheter can be adjusted and locked through the connecting arm. According to the endoscope with the suction function, the connecting arm is clamped on the outer surface of the near end of the handle, rapid connection and disassembly of the suction device assembly and the endoscope assembly can be achieved, the distance between the far end of the suction tube and the far end of the main catheter can be adjusted and locked through one-hand operation after connection, operation is convenient and fast, flexibility is high, and the structure is simple.

An endoscopic magnetic anastomosis system, devices and method for forming an anastomosis. The endoscopic magnetic anastomosis system includes an endoscopic assembly, a video processor console, a magnet detector, and a magnetic navigation console. The endoscopic assembly includes an endoscope, an adjustable snare mechanism, an outer sheath, and a magnetic implant assembly. The adjustable snare mechanism includes a snare assembly. The snare assembly passes through a snare channel in the endoscope and includes a snare catheter and a snare wire passing through the snare catheter. The snare is used to selectively tighten and release the magnetic implant assembly disposed at one end of the endoscope.

The utility model provides a patch cord, endoscope subassembly and endoscope system relates to endoscope technical field, the utility model provides a patch cord, endoscope subassembly and endoscope system, including first main line, the distal end of first main line is suitable for connecting endoscope, the proximal end of first main line is divided into first wire harness and second wire harness; wherein the first wire harness is suitable for being connected with power supply equipment so as to provide electric energy for the endoscope, and the second wire harness is suitable for being connected with display equipment so as to display images collected by the endoscope. Compared with the prior art, the power supply function and the image transmission function of the endoscope are separated, the dependence of an existing endoscope system on a host is reduced, and therefore the manufacturing and purchasing cost of the whole system is reduced.

According to the connector end, the tube sheath and the endoscope assembly, the flexible light-transmitting part is adopted for the connector end to replace a hard lens in the prior art, deformation can be generated when the endoscope tube is inserted into the insertion channel of the sheath tube and abuts against the flexible light-transmitting part, the flexible light-transmitting part is attached to the lens of the endoscope tube, the attaching degree of the flexible light-transmitting part and the lens of the endoscope tube is improved, and the endoscope assembly is more flexible. The gap between the far end of the endoscope tube and the flexible light-transmitting piece is reduced or even eliminated, and the imaging quality is improved. Meanwhile, the connector end is a module which can be independently manufactured, and the connector end can be installed on the tube body of the sheathing tube through the butt joint part after being manufactured, so that the flexible light-transmitting piece is simpler to install and time-saving to assemble, and the flexible light-transmitting piece can be conveniently installed through an automatic machine so as to reduce the error rate.

An attachable endoscope assembly is disclosed herein. The attachable endoscope assembly can include an attachment component, an ultrasound assembly housing configured to selectively couple an ultrasound array to the attachable endoscope assembly, and a neck coupling the attachment component to the ultrasound assembly housing. The neck can include a guide configured to receive an instrument as it traverses out of an lumen of the endoscope and direct the instrument into a field-of-view of the ultrasound array when coupled to the ultrasound assembly housing, and a first pivot point including a first modulus of elasticity configured to move the ultrasound assembly housing between a relaxed position and a stressed position in response to a resultant force applied by the instrument when the instrument is received by the guide.

The invention discloses a cardiothoracic surgery puncture outfit stable in puncture force, and belongs to the technical field of medical puncture equipment.The cardiothoracic surgery puncture outfit stable in puncture force comprises an outer tube assembly, a puncture assembly is installed in the outer tube assembly, and a connecting mechanism is installed at one end of the outer tube assembly; one end of the connecting mechanism is provided with a grasping forceps assembly, and the other end of the connecting mechanism is provided with an endoscope assembly. By designing the connecting mechanism, the grasping forceps assembly and the endoscope assembly, the grasping forceps assembly and the endoscope assembly can be quickly exchanged in the use process, and the medical instrument can be replaced through the operation of a single medical worker without the assistance of an assistant, so that the medical instrument is prevented from falling off in the process of transferring the medical instrument, the number of surgical steps is reduced, and the surgical efficiency is improved. Therefore, the puncture operation efficiency is improved.

The invention relates to the technical field of medical instruments, in particular to a portable visual nasal gastrointestinal nutrition tube indwelling device which comprises an operation handle, an endoscope assembly, a guide wire and a shaping mechanism, and the endoscope assembly is connected to the operation handle, can be controlled by the operation handle and is used for checking conditions in the body of a patient; the endoscope assembly is sleeved with the nasal gastrointestinal nutrition tube when the nasal gastrointestinal nutrition tube is installed. The guide wire is inserted into the endoscope assembly and is used for supporting the endoscope assembly; the shaping mechanism is configured to enable the section shape of the nasal gastrointestinal nutrition tube with the curvature larger than a preset value to be recovered to be round and can also fix the shape of the nasal gastrointestinal nutrition tube with the curvature larger than the preset value. Therefore, on one hand, it can be guaranteed that the section of the nasal gastrointestinal nutrition tube is round and the blocking risk is avoided when the nasal gastrointestinal nutrition tube conveys nutrient solution or medicine, and on the other hand, elastic reset force generated at the bent position of the nasal gastrointestinal nutrition tube can be offset and the nasal gastrointestinal nutrition tube is prevented from continuously jacking mucous membranes and tissues in the human body.

This invention relates to the field of endoscopy technology, and more particularly to a sheath and endoscope assembly, comprising a sheath seat and a guide tube. The sheath seat is provided with a negative pressure interface, a tube body, and a sealing cap. The sealing cap has a control channel communicating with a cavity in its middle. The distal end of the control channel has a first sealing surface. The inner wall of the sheath seat near the tube body has a second sealing surface. The distal end of the guide tube passes through the control channel and is positioned close to the tube body. The guide tube has an upper sealing ring and a lower sealing ring. The guide tube and the control channel have a sliding stroke along the axial direction. This application utilizes the cooperation of the guide tube and the control channel to shorten the suspension distance of the insertion part from the lower sealing ring to the near end of the tube body, thereby reducing the difficulty of inserting the insertion part into the sheath body, reducing the resistance to rapid insertion of the insertion part from the sheath, eliminating the switch structure on the existing negative pressure interface, simplifying the sheath structure, and improving the ease of use of the sheath.

Provided are an electronic endoscope assembly (1) and an intracranial examination system. The electronic endoscope assembly (1) comprises: a camera module. The camera module comprises: a lens, a circuit board (105), and a plurality of LED lamps (103). The lens comprises: a miniature objective lens (101) and a CMOS image sensor (112). The miniature objective lens (101) is disposed at the foremost end of the camera module, and the CMOS image sensor (112) is disposed at the rear end of the miniature objective lens (101). The plurality of LED lamps (103) are arranged around the miniature objective lens (101). The CMOS image sensor (112) and the LED lamps (103) are electrically connected to the circuit board (105). The intracranial examination system comprising the electronic endoscope assembly can examine the lesion of a patient, thereby improving the examination efficiency and reliability.

The embodiment of the utility model provides a kind of endoscope assembly and endoscope, it is related to instrument technical field.Endoscope assembly includes protective sleeve, magnetic piece and traction structure, magnetic piece is set to protective sleeve, and magnetic piece is slidably matched with protective sleeve;Traction structure is connected with magnetic piece, and traction structure is used to pull magnetic piece to slide relative to protective sleeve, to make magnetic piece from protective sleeve stretch out, or be contained in protective sleeve.This endoscope assembly is matched by traction structure and magnetic piece, can be contained in protective sleeve after foreign matter is extracted, to reduce the situation that scratch or damage cavity inner wall appears in foreign matter removal process, improve the effect of clinical treatment.

The guiding tube sheath comprises a multi-cavity tube and a handle, the multi-cavity tube comprises an outer tube and a plurality of inner tubes parallelly arranged in the outer tube in a penetrating mode, the tube wall of the outer tube is provided with a first positioning structure, the handle is provided with an insertion channel used for allowing the multi-cavity tube to be inserted in, and a second positioning structure is arranged in the insertion channel; the second positioning structure and the first positioning structure are connected in a matched mode in the radial direction of the multi-cavity tube so as to fix the handle and the multi-cavity tube. Through the cooperation of the first positioning structure and the second positioning structure, accurate positioning and stable fixing between the handle and the multi-cavity tube can be achieved, and the situation that the clinical operation of a guide tube sheath or an endoscope is affected due to the fact that the multi-cavity tube moves or rotates relative to the handle can be prevented; the guide tube sheath can be used for guiding the multi-cavity tube and providing support for improving the structural sealing performance of the multi-cavity tube and the structural sealing performance between the multi-cavity tube and the handle, so that the risk that germs on an endoscope are transmitted to the guide tube sheath is effectively reduced when the guide tube sheath is matched with the endoscope by enhancing the structural stability and sealing performance of the guide tube sheath.

The specification describes endoscopes that enable varying stiffness of an insertion portion in an endoscope assembly. In one example, an actuator operates either a spring or a flexible tube to vary stiffness of the insertion portion. In alternative examples, an elliptical wheel arrangement or screw mechanism provides a means to increase stiffness of the insertion portion of an endoscope assembly. In further examples, fluid and gas may be used inside the insertion potion to vary stiffness by varying pressure of the fluid / gas.

The invention provides a sampling device and an endoscope assembly, and relates to the technical field of endoscopes, the sampling device comprises a sampler, the sampler is provided with a flange component, and the flange component is arranged around an endoscope handle after the sampler and the endoscope handle are assembled in place so as to assist in positioning the endoscope handle; the side, facing the endoscope handle, of the flange component is provided with a binding face, and at least one convex rib is arranged on the binding face; the sampler is provided with an insertion hole used for being in butt joint with a suction nozzle of an endoscope handle. And under the condition that the sampler and the endoscope handle are assembled in place, the convex rib is propped against the outer surface of the endoscope handle, so that the suction nozzle of the endoscope handle is propped against and fixed in the hole wall of the insertion hole. Compared with the prior art, the invention has the advantage of obviously improving the assembly reliability and connection stability between the sampler and the endoscope handle.

Endoscope assembly suitable for repeated re-processing utilizing autoclave sterilization techniques. An endoscope includes a handpiece and an insertion tube attached to the handpiece, wherein the insertion tube comprises a sidewall, and wherein the sidewall comprises an interior surface and an exterior surface. The endoscope includes a cover plate attached to the interior surface of the sidewall of the insertion tube, and a window attached to the cover plate. The endoscope includes a fiber optic ferrule disposed within the insertion tube, wherein the fiber optic ferrule is configured to receive a distal fiber optic bundle, wherein the fiber optic ferrule is attached to the cover plate at the illumination hole such that electromagnetic radiation transmitted by the distal fiber optic bundle passes through the illumination hole of the cover plate.

The application provides an endoscope, an endoscope assembly and a surgical microscope system. Two or more light beams collected by two or more light collecting modules from different angles of an observation target are combined into coaxial propagation light beams by a beam combination module. An image sensor is arranged on an image side after beam combination to image the light beams collected from different angles of the observation target, so as to obtain stereoscopic image information of the endoscope observation target. The present application changes double optical path imaging into single optical path imaging by arranging the beam combination module, reduces part of the optical path, reduces the number of optical elements, reduces the cost of the endoscope, realizes miniaturization of the endoscope, and calibrates three-dimensional amplitude. Only the optical elements need to change the light propagation path physically, without the need for complex 3D image processing algorithms, and the number of optical elements that need to be precisely assembled and calibrated can be reduced, so as to reduce the complexity of imaging.

An ultrasonic endoscope assembly (110) has an endoscope (111) defining one or more lumens and a needle (114) that can be pushed forward from a lumen to collect a biopsy sample. An ultrasonic subassembly (120) is attached to the endoscope (111) and includes a communication cable (126) including a set of conductors having a distal end and an ultrasonic imaging head (122) connected to the distal end of the cable. Further included is an imaging head movement subassembly (140) including a conduit (148) releasably connected to the endoscope. The conduit houses a tension member (144) that is releasably connected to the imaging head (122). Thus, the imaging head movement subassembly (140) can be released from the cable and imaging head after use for disposal.

The present invention discloses a front-end component, an endoscope and an endoscope component, which belong to the technical field of endoscopes. It includes a front-end seat and a telescopic tube; the front-end seat has an instrument channel and a camera module mounting portion, and the instrument channel is used to absorb gravel; the telescopic tube is movably mounted on the front-end seat, and the telescopic tube is arranged around the instrument channel. The telescopic tube can move relative to the front-end seat along the axial direction of the instrument channel so that at least part of the telescopic tube extends to the distal end of the front-end seat, and the telescopic tube has a perspective area, which is located on the side of the telescopic tube close to the camera module mounting portion. The present application expands the range of the instrument channel by setting a telescopic tube and utilizing the movement of the telescopic tube to treat stones inside the telescopic tube. The telescopic tube can prevent the diffusion of gravel formed after the stones are crushed, and the instrument channel connected to the telescopic tube is used to absorb gravel, and the gravel in the telescopic tube can be discharged along the fluid negative pressure flow channel to avoid gravel remaining in the body, thereby improving the efficiency and effect of stone removal.

The utility model discloses an endoscope assembly for pipeline inner wall inspection, which relates to the technical field of pipeline inner wall inspection and comprises a groove body, and a hollow long pipe is communicated with the middle of the bottom of the groove body. Rotating shafts are arranged on the two sides of the inner wall of the groove body respectively, and an endoscope is rotatably arranged between the rotating shafts on the two sides; a probe is arranged on the front side of the endoscope, and the endoscope is communicated with external display equipment through a wireless network; the endoscope is further provided with a rotation driving assembly. According to the assembly, the endoscope can be overturned back and forth by 180 degrees towards the rear side of the endoscope in the groove body, especially for a long pipeline with many inspection points, the whole endoscope assembly does not need to be repeatedly rotated by 360 degrees and only rotates within the semicircular range in the pipeline, and the inner wall of the whole pipeline can be inspected by overturning the endoscope through the rotation driving assembly; the device reduces labor intensity, can avoid collision or friction with the inner wall of the pipeline, effectively improves the inspection efficiency of the inner wall of the pipeline, and reduces the production cost.

An endoscope assembly (10) for operation assistance for a treatment or surgery tool. The endoscope assembly includes: an imaging element (11); a shaft (13) that is configured to accommodate the imaging element or is connected to the imaging element; a handle unit (14) extending from the shaft while expanding; and a mounting unit (15) attached to the shaft to mount a treatment or surgery tool.

To provide an endoscopic instrument operated in a narrow anatomical space in a body by using an endoscope or an arthroscope.SOLUTION: The endoscope assembly comprises a handle and a shaft with an optical housing at its distal end, enclosing a camera sensor whose optical axis is at an angle to the shaft rotation axis. The camera sensor rotates with the shaft relative to the base housing of the handle. A rotation sensor in the handle senses an angle of rotation of the camera sensor relative to the base housing. The processor converts rotational changes in the field of view into translational changes to correct the angular orientation of the image from the image sensor. The processor applies variable smoothing to the rotation of the displayed image, the smoothing being greater during deceleration of the rotation than during acceleration of the rotation. The shaft is surrounded by a trocar, and the space between the shaft and the trocar allows irrigation fluid to be conveyed to and from the space at the distal end of the shaft.SELECTED DRAWING: Figure 91

The invention discloses a sheathing canal assembly, a suction sheath, an insertion assembly and an endoscope assembly, and belongs to the technical field of medical instruments. The sheathing canal assembly is applied to the negative pressure suction sheath and comprises a sheathing canal and a flexible assembly, the flexible assembly is installed at the far end of the sheathing canal, the flexible assembly comprises a flexible sleeve film, the near end of the flexible sleeve film is connected with the sheathing canal, and the far end of the flexible sleeve film is used for fixedly sleeving an insertion part of an endoscope penetrating through the sheathing canal. A fluid channel can be formed between the flexible sleeve film and the peripheral side wall of the insertion part; the far end of the flexible sleeve film can be driven by the insertion part to move relative to the sheath tube. According to the invention, the sheath tube is connected with the flexible sleeve film, and the fluid channel is formed between the flexible sleeve film and the insertion part through the cooperation of the flexible sleeve film and the insertion part, so that the suction effect on liquid and calculus debris is improved, and meanwhile, the damage to the ureter caused by the movement of the sheath tube is avoided, and the damage to the insertion part caused by the bending of the sheath tube is avoided.

The utility model relates to the technical field of medical instruments, and provides a connecting pipeline and a mobile phone and a tooth treatment system using the same. Comprising a hose, and a first connector and a second connector are arranged at the two ends of a hose body of the hose respectively; wherein the first connector is provided with a first male seat, and the first male seat is provided with a plurality of jack groups; the second connector is provided with a second male seat, the second male seat is provided with a plurality of jack groups, and the plurality of jack groups of the first male seat are correspondingly conducted with the plurality of jack groups of the second male seat; a plurality of end heads are arranged on the first connector, a plurality of end heads are arranged on the second connector, and the plurality of end heads on the first connector are correspondingly communicated with the plurality of end heads on the second connector. The connecting pipeline has the advantages that the electric signal line in the endoscope assembly is integrated in an existing pipeline for transmitting gas media and liquid media, the electric signal line can provide a power source for the endoscope assembly, transmit image signals and the like, the integration degree is high, and a new standard is formulated for the industry.

The invention discloses engine control valve detection equipment which comprises a feeding assembly used for product supply; the detection assembly is arranged on the downstream of the feeding assembly and comprises a rotating platform and first to fourth detection modules which are sequentially arranged on the peripheral side of the rotating platform, a plurality of bases are arranged on the rotating platform and used for placing to-be-detected products, and the first detection module is arranged on the downstream of the feeding position of the rotating platform and used for detecting the upper planes of the products; the second detection module detects product holes and comprises a first endoscopic assembly and a second endoscopic assembly, the first endoscopic assembly and the second endoscopic assembly correspond to holes in the top face and the side face of a product respectively, the third detection module detects the peripheral side of the product, and the fourth detection module detects the bottom face of the product; the discharging assembly is arranged on the side face of the rotating platform and used for obtaining products on the discharging position of the rotating platform. The control valve hole detection device can detect holes in the surface of a control valve, and is compact in overall structure and small in occupied area.

The application discloses a sealing structure, a negative pressure suction sheath and an endoscope assembly, and belongs to the technical field of medical devices. The sealing structure is used for the negative pressure suction sheath and comprises a first cover body, which is detachably connected to the proximal end of a sheath base of the negative pressure suction sheath, a middle part of the first cover body is provided with a first through hole, and a first air hole is arranged on the radial outer side of the first through hole; a second cover body is arranged on the outer side of the first cover body and is detachably connected to the sheath base of the negative pressure suction sheath, a middle part of the second cover body is provided with a second through hole, and a second air hole is arranged on the radial outer side of the second through hole; the second cover body and the first cover body are in sliding fit, the overlapping opening degree of the first air hole and the second air hole is adjusted through relative sliding; the second cover body axially limits the first cover body and provides support when the endoscope is inserted, so that the first cover body is prevented from collapsing. The sealing structure in the application is used for the negative pressure suction sheath, avoids the additional occupation of a branch switch to a surgical space, and improves the safety of surgery.

The application discloses an endoscope transmission device and a surgical robot, wherein the endoscope transmission device comprises a clamping assembly for connecting a transmission box and an endoscope assembly; and a release assembly coupled with the clamping assembly to quickly separate the endoscope assembly from the transmission box.In the embodiment of the application, the above endoscope transmission device and surgical robot are adopted, the quick installation of the endoscope assembly is realized through the cooperation of the butt joint plate and the fixing plate, the manual quick replacement of the endoscope assembly is realized through the release assembly, the use efficiency of the endoscope assembly by doctors is improved, and the disassembly and disinfection of the endoscope assembly are facilitated.When the butt joint plate is clamped with the fixing plate, the movement of the endoscope assembly along the axial direction thereof is limited, and the rotation of the endoscope assembly relative to the fixing plate is limited, so that the positioning accuracy is ensured, that is, the transmission accuracy of the endoscope assembly is ensured.

The present invention relates to the technical field of medical devices, and discloses a resectoscope handle, which includes a handle main body, a grip and a grip ring. The grip ring can be installed on the handle main body. The handle main body includes a tube column and a slider sleeved on the tube column. The grip can be installed on the tube column. When the grip ring is installed on the handle main body, the grip ring can drive the slider to slide. Also disclosed is a resectoscope, which includes an endoscope assembly, a sheath assembly, an electrode and the above-mentioned resectoscope handle. The sheath assembly and the endoscope assembly are respectively installed at both ends of the tube column, and one end of the electrode is connected to the slider. Also disclosed is a method for using a resectoscope, which includes: when the resectoscope is operated by a surgical robot, the grip and the grip ring are separated from the handle main body, and the actuator of the surgical robot drives the slider to slide along the axial direction of the tube column; when the resectoscope is operated by hand, both the grip and the grip ring are installed on the handle main body. The resectoscope handle can be used both for surgical robots and by hand, and the conversion process is simple and safe, which can greatly reduce the risk of surgery.

The invention discloses a float glass endoscopic monitoring cooling device and a using method, and relates to the technical field of endoscopic monitoring, the float glass endoscopic monitoring cooling device comprises an endoscopic assembly and a transmission piece, the transmission piece comprises an outer sleeve, a middle sleeve and an inner sleeve which are sequentially distributed from outside to inside, a hollow connecting rod is arranged in the inner sleeve, one end of the outer sleeve is provided with an integrated piece, and the integrated piece is connected with the transmission piece. And an injection piece is arranged on the integrated piece. Through the arrangement of the transmission part, the monitoring part and the balance part, the multi-layer design of the transmission part can be utilized to be matched with the injection part to complete the gas-liquid layered design, the circulating liquid cooling is ensured, and the continuous injection is performed by utilizing gas transmission, so that the temperature near the camera is well controlled by utilizing water cooling, and the safety of the camera is improved. And meanwhile, the design of uniform blowing can effectively prevent fog shadow and thermal deformation of a lens opening caused by high temperature, guarantee the definition of a monitoring picture, and prevent dust and impurities in the tin bath from being attached through gas flow.

The present application relates to the field of medical devices. Disclosed are a protective sheath and an endoscope assembly. The protective sheath comprises a sheath tube handle and a sheath tube. The axis of an insertion port is offset relative to the axis of the sheath tube. Under the constraint or limiting action of the insertion port, an insertion portion inserted into the sheath tube is offset relative to the sheath tube, that is, the axis of the insertion portion is located to one side of the axis of the sheath tube, such that a larger space is formed on the side of the insertion portion close to the axis of the sheath tube, such that a medium can be aspirated at a higher flow rate. In this arrangement, a gap with a larger space can be formed between the sheath tube and the insertion portion, thereby improving the aspiration efficiency of the gap and ensuring that a larger volume of the aspirated material can be introduced into the gap.