38 results about "Rigid endoscope" patented technology

The invention provides an endoscope imaging system and a hard tube type endoscope, and belongs to the technical field of optical imaging, the endoscope imaging system comprises an objective lens, a relay lens and an ocular lens of an object space telecentric structure, the objective lens comprises a first lens, a second lens, a third lens with positive focal power and a bonding lens group with positive focal power, the second lens is a steering prism, the image side surface and the object side surface of the first lens are aspheric surfaces, the balsaming lens group comprises a fourth lens, a fifth lens and a sixth lens, the fourth lens is a doublet lens, the fifth lens is a triplet lens, the sixth lens is a doublet lens, the relay lens comprises an odd number of rod lens groups which are arranged at intervals, and the rod lens groups are arranged at intervals. The eyepiece comprises a seventh lens, an eighth lens and a ninth lens, and the seventh lens, the eighth lens and the ninth lens are all doublet lenses. By optimizing the structural design of the optical system, the defocusing amount is reduced, seamless switching of visible light and near-infrared light dual-mode imaging can be achieved, and meanwhile high-quality imaging is achieved.

A supplying device and a supplying method for more reliably cleaning the observation window of a rigid endoscope are provided. [Solution] The control unit 72 controls the cleaning liquid supply unit 14 and the gas supply unit 16 to perform a cleaning fluid supply operation in which the cleaning liquid supply unit 14 supplies cleaning liquid to the supply pipe 64, causing the cleaning liquid to remain in the middle of the supply pipe 64, and then the gas supply unit 16 supplies gas to the supply pipe 64, thereby supplying a mixture of cleaning liquid and gas to the cover 22 as a cleaning fluid.

The application discloses a hard mirror optical system of a hard tube endoscope, which comprises an objective lens and a rod lens in sequence from an object side to an image side, and is characterized in that the rod lens comprises n groups of rod lens units, n is a positive odd number, and the rod lens unit is composed of symmetrically arranged object-side rod lens units and image-side rod lens units, and the advantage lies in that through systematic optical design, the focal length, entrance pupil diameter, numerical aperture of the objective lens and the rod lens, and the length of the rod lens unit and other performance parameters are reasonably set, so that the high-definition imaging requirement of the endoscope under the visible light and fluorescence double modes can be met.

This utility model discloses an easily adjustable fixing base for rigid endoscopes, relating to the technical field of rigid endoscope auxiliary equipment. The easily adjustable fixing base for rigid endoscopes consists of a powerful A-clamp, a multi-joint universal adjustment support rod, and a connecting ring. The multi-joint universal adjustment support rod includes multiple equidistantly arranged double-sided ball clamps and rolling balls. Adjacent double-sided ball clamps intersect in a cross shape, enabling flexible multi-dimensional adjustment to meet the needs of different observation angles of the rigid endoscope during medical operations. A pressure locking mechanism is provided above the powerful A-clamp. High-pressure hoses inflate the spherical cavity inside the rolling balls, causing the rubber ball sleeve to expand and compress the groove, thereby locking the support rod and ensuring stable support of the rigid endoscope after adjustment. This fixing base solves the problems of inconvenient adjustment, unstable support, and complex locking found in existing fixing bases, improving the convenience and accuracy of doctors' operations and having significant implications for improving medical diagnosis and treatment outcomes.

The invention discloses a portable handheld endoscope which comprises a handheld control part, a rigid endoscope tube and a light source illumination module, wherein the rigid endoscope tube and the light source illumination module are detachably connected; the handheld control part is integrated with an image acquisition module, a main control board, an image display module, a key operation module and an image storage module; the device is small in size and portable, and can be independently and effectively used in scenes such as field combat without fixed medical facilities for clinical experiment and preliminary diagnosis.

The present invention relates to an electronic flexible and rigid endoscope system and method applicable to general practice. The system comprises: a data acquisition system, configured to acquire image data of a lesion site, and a data processing system, configured to process the image data from the data acquisition system. The data acquisition system comprises a handle end and an endoscope end, the endoscope end comprises an imaging insertion end and an operating end, the imaging insertion end enters the lesion site to acquire images of the lesion site, the operating end controls the action of the imaging insertion end, the handle end sends the image data acquired by the endoscope end to the data processing system, the data processing system comprises a data receiving module and an image processing module, and the data receiving module receives the image data acquired by the data acquisition system.

Disclosed is an active bending sheath-type urological flexible endoscope (1), comprising an active bending sheath (20), wherein the active bending sheath (20) comprises a bendable sheath main body (21) and a control handle (22) connected to the rear end of the bendable sheath main body (21) and is provided with a connecting channel (24); and a flexible endoscope main body (30), wherein the flexible endoscope main body (30) comprises a flexible endoscope inner core (31) and a flexible endoscope handle (32) connected to the rear end of the flexible endoscope inner core (31). The flexible endoscope inner core (31) is suitable for being inserted into the connecting channel (24). The active bending sheath (20) is sleeved on the outside of the flexible endoscope main body (30), the bendable sheath main body (21) is sleeved on the flexible endoscope inner core (31), and the control handle (22) is sleeved on the flexible endoscope handle (32). The bendable sheath main body (21) is suitable for bending to drive the flexible endoscope inner core (31) to bend.

1. The name of the design product: hydrogen peroxide low-temperature plasma sterilizer (PS-80X). 2. The use of the design product: for sterilization of medical wire cables, optical lenses and glass lenses, power equipment and batteries, rigid endoscopes, catheters and surgical instruments. 3. The design points of the design product: in the combination of shape, pattern and color. 4. The picture or photo that best shows the design points: perspective view. 5. The design claimed contains color.

The utility model discloses a hard tube endoscope, which relates to the technical field of medical equipment and comprises a guide tube, a light-transmitting sheet and a camera device. The guide tube is provided with a first mounting channel penetrating in the axial direction of the guide tube and an insertion end, the end face of the insertion end is obliquely arranged relative to the radial direction of the insertion end, the guide tube has a rotation stroke rotating around the axis of the guide tube, and the light-transmitting piece is arranged at the insertion end to seal an opening in one end of the first mounting channel; the camera device is installed in the first installation channel, is close to the insertion end and faces the end face of the insertion end. According to the technical scheme provided by the utility model, the end face of the insertion end of the guide tube is obliquely arranged, and the camera device is correspondingly and obliquely arranged, so that the camera device can shoot part of lateral images while shooting right ahead images; by rotating the guide tube, it can be ensured that all images in the front can be observed, meanwhile, the lateral view field range is enlarged, and the technical effect of enlarging the shooting range of the camera device is achieved.

To provide a medical image processing device that allows a user to confirm anatomical structures such as blood vessels and nerves within an organ during surgery without burdens by performing display control of a 3D organ model, and a method of operating the same.SOLUTION: A 3D organ model acquisition unit 20 acquires a 3D organ model 25. A hard mirror image acquisition unit 21 acquires a hard mirror image 27 including an organ to be observed. A posture matrix estimation unit 22 estimates a posture matrix representing a posture of the organ to be observed included in the hard mirror image 27, in a three-dimensional coordinate system used for the 3D organ model 25. A display control unit 23 controls the display of the 3D organ model 25 on the basis of the posture matrix.SELECTED DRAWING: Figure 2

Rigid endoscope (1) with a fiber tube (2) whose distal end is closed by a window (3, 3'), and with a lens (6, 7) arranged in the fiber tube (2), which is held at a distance from the window (3) by a spacer device (10), wherein the spacer device is designed as a spacer tube (10) which is supported distally on the window (3) and proximally on the lens (6, 7), characterized in that the lens (6, 7) is arranged in a lens tube (5, 8) by means of which the lens (6, 7) is mounted in the fiber tube (2) and supported on the spacer tube (10), that the lens tube (5, 8) is designed in its distal end region (8) forming a step with a smaller diameter, and that the spacer tube (10) is supported at its distal end on the window (3, 3') and at its proximal end on the step on which the lens tube (5, 8) is supported in its transitions to a diameter-reduced distal end region (8).

The utility model relates to an optical bayonet, which comprises a bayonet main body with a cylindrical structure and an optical structure arranged in an inner cavity of the bayonet main body, the optical structure comprises a lens cone coaxially arranged with the bayonet main body, and a glass lens group is arranged in the lens cone; a focusing structure is arranged on the peripheral side portion of the bayonet body and drives the lens cone to move in the axial direction of the bayonet body, and an endoscope connecting structure is arranged at the front end of the bayonet body. The bayonet body and the rotatable adjusting ring are of a split type structure, assembling and manufacturing are easy, all repeated optical bayonet functions are met, a disposable hard endoscope eyepiece cover and the optical bayonet are integrated, the operation difficulty is effectively lowered, and material assembling loss is reduced.

The invention discloses a hard lens optical system of a hard tube endoscope, which sequentially comprises an objective lens and a rod lens from an object side to an image side, and is characterized in that the rod lens comprises n rod lens groups, n is a positive odd number, and each rod lens group consists of an object space rod lens unit and an image space rod lens unit which are symmetrically arranged. And performance parameters such as focal lengths, entrance pupil diameters and numerical apertures of the objective lens and the rod lens and the length of the rod lens unit are reasonably set, so that the high-definition imaging requirement of the endoscope in visible light and fluorescence dual modes can be met.

A system and method for determining the calibration of an endoscopic camera, the endoscopic camera comprising a camera equipped with replaceable, rotatable optics (rigid endoscope), wherein the calibration is performed in an operating room without user intervention. First, the rigid endoscope is described by a set of parameters. Then, this lens descriptor is used as input to real-time software that processes images acquired by any camera equipped with the rigid endoscope to provide calibration of the complete endoscopic camera arrangement at every frame, regardless of the relative rotation or zoom setting of the lens endoscope relative to the camera. An image software method is also disclosed that detects whether the lens descriptor is incompatible with the rigid endoscope used to prevent errors and warn the user of erroneous conditions.

1. The name of this design product: rigid tube endoscope. 2. Application of this product: Used for video inspection of engines, auto repair equipment, etc. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the key points of the design: main view.

The utility model relates to a medical internal hard endoscope linear fitting degree testing device which comprises a device body and an illuminometer arranged outside the device, the device body is composed of a fixing plate, a transmission-type lamp box and a workbench, the workbench and the transmission-type lamp box are installed on the fixing plate, an endoscope is installed on the workbench, and the illuminometer is installed on the workbench. The endoscope is right opposite to a transmission-type lamp box below, and a test card is installed above the transmission-type lamp box. The whole device has the advantages of being simple and reasonable in structure, practical, convenient to use and the like.

This utility model discloses a dental pad specifically for rigid endoscopes, belonging to the technical field of auxiliary instruments for treatment and examination. It includes: a biting portion; a pressure plate installed at one end of the biting portion, with fixing straps installed on both sides of the pressure plate; and a rotating sleeve rotatably installed on the inner side of the biting portion near the pressure plate end, with multiple circumferentially distributed ball bearings accommodating between the rotating sleeve and the biting portion. During examination, after the patient wears the dental pad, the rigid endoscope is inserted into the biting portion, also passing through the inner side of the rotating sleeve. Due to the presence of the ball bearings, the rotating sleeve can rotate smoothly relative to the biting portion. When rotating the rigid endoscope, the rotation of the rotating sleeve relative to the biting portion facilitates convenient rotation, thereby reducing the difficulty in operating the rigid endoscope due to high friction between the outer wall of the rigid endoscope and the inner wall of the biting portion, thus contributing to the smooth operation of rigid endoscope procedures.

The present invention provides a supply device and supply method for more reliably cleaning the observation window portion of a rigid endoscope. [Solution] The control unit 72 controls the cleaning fluid supply unit 14 and the gas supply unit 16 to perform a cleaning fluid supply operation in which a mixture of cleaning fluid and gas is supplied to the cover 22 as a cleaning fluid by supplying cleaning fluid to the supply pipe 64 via the cleaning fluid supply unit 14, allowing the cleaning fluid to accumulate in the middle of the supply pipe 64, and then supplying gas to the supply pipe 64 via the gas supply unit 16. When the control unit 72 receives a switch-on command, it performs the cleaning fluid supply operation a predetermined number of times, and then performs the gas supply operation.

This invention relates to an adjustable-bend video rigid endoscope for endotracheal intubation, comprising a core tube assembly and a display. The core tube assembly includes a plastic sheath, a deformable core, a suction tube, and a camera. The suction tube is inserted into the plastic sheath, with its distal end extending to the distal end of the plastic sheath. The distal end of the suction tube can be connected to a negative pressure source. The camera is fixedly mounted at the distal end of the deformable core's inner hole, and the video signal captured by the camera can be transmitted to the display. This invention allows for adjustable curvature and direction of the tube during intubation, providing visual assistance. The special material and lubricated design of the plastic sheath reduce intubation resistance, improving the smoothness of the procedure and patient comfort. This endoscope effectively addresses difficult airways caused by abnormal anatomical structures in the pharynx and larynx, such as those with preglottic masses obstructing vision, limited mouth opening, limited neck mobility, or a high glottis, further facilitating glottic exposure and improving the safety and convenience of endotracheal intubation.

A 3D organ model acquisition unit acquires a 3D organ model. A rigid endoscope image acquisition unit acquires a rigid endoscope image including an organ to be observed. An orientation matrix estimation unit estimates an orientation matrix representing an orientation of the organ to be observed included in the rigid endoscope image in a three-dimensional coordinate system used for the 3D organ model. A display control unit controls display of the 3D organ model based on the orientation matrix.

The present application relates to the technical field of image acquisition, in particular to a rigid endoscope image acquisition method and system based on eyepiece imaging, comprising: receiving a first light path image and a second light path image transmitted through an objective lens by an eyepiece assembly of a rigid endoscope, and performing photoelectric conversion on the first light path image and the second light path image to obtain corresponding first original electric signals and second original electric signals; inputting the first original electric signals and the second original electric signals into a pre-trained image denoising model for denoising processing to obtain a first denoised image and a second denoised image. The present application generates a real-time depth mapping graph by combining posture sensor data, so that the endoscope can accurately reflect the distance distribution between the front end and the photographed tissue when observing the tissue, which helps doctors obtain more accurate spatial information.

An optical rigid tube endoscope comprises a base (100), an optical mounting (200), an optical imaging assembly (300) and an illumination assembly (400), the base (100) has a first channel (110) and a second channel (120), the first channel (110) penetrates through the base (100), the optical mounting (200) comprises a first mounting part (210) and a second mounting part (220), and the optical mounting (200) is an integrally formed structural member, the optical imaging assembly (300) comprises a rod lens assembly (310) and an eyepiece assembly (320), part of the rod lens assembly (310) extends into the first channel (110), the rod lens assembly (310) is mounted on the first mounting part (210), the eyepiece assembly (320) is mounted on the second mounting part (220), and the optical mounting (200), the rod lens assembly (310) and the eyepiece assembly (320) can be assembled into an independent integral structure. The assembly of the integral structure can be performed synchronously with the assembly of the illumination assembly (400) on the base (100), thereby facilitating the improvement of assembly flexibility and assembly efficiency, and since the optical mounting (200) is an integrally formed structural member, the number of assembly parts can be reduced and the complexity of the assembly dimension chain can be lowered.

1. The name of the design product: endoscope camera optical bayonet. 2. The use of the design product: for connecting the scope and camera of rigid endoscope. 3. The design points of the design product: the shape of the product is protected in designs 1 to 3, and the combination of shape and color of the product is protected in designs 4 to 6. 4. The picture or photo that best shows the design points: design 1 perspective view 1. 5. Design 1 is designated as the basic design. 6. Other circumstances that need to be explained: designs 4 to 6 request protection of the color of the product.

This application provides an endoscope needle drive assembly and a suturing device. The endoscope needle drive assembly includes a housing assembly, an arc-shaped suture needle, a rotating structure, a drive assembly, a control member, an engaging member, and a position limiting member. The rotation of the rotating structure is controlled by the cooperation of the control member and the drive assembly, and the rotating structure drives the engaging member to rotate along a first or second direction, thereby rotating the arc-shaped suture needle one full turn relative to the housing assembly to achieve a single suture in human tissue. The above structure is rationally designed, compact in structure, and convenient to use. By driving the arc-shaped suture needle to repeatedly rotate 360° relative to the housing assembly through the cooperation of the rotating structure, drive assembly, control member, engaging member, and position limiting member, suturing of human tissue can be achieved, improving operational efficiency. Furthermore, the direction of movement of the control member is at least partially perpendicular to the rotational direction of the rotating structure and the arc-shaped suture needle, allowing for easy observation of the suturing state of the arc-shaped suture needle, making it suitable for suturing operations using a flexible or rigid endoscope.

The utility model relates to detection and correction equipment suitable for a hard mirror tube, which comprises a bedplate, a rotating and clamping assembly which is arranged on the bedplate and is used for clamping the hard mirror tube and driving the hard mirror tube to rotate, and a detection assembly which is arranged on the bedplate and is used for detecting the bending degree of the hard mirror tube, the rotating and clamping assembly is arranged on the table plate, the linear motion assemblies are arranged on the table plate and symmetrically arranged on the two sides of the rotating and clamping assembly, the first clamp is arranged on one linear motion assembly, and the second clamp is arranged on the other linear motion assembly. The first clamp and the second clamp are driven by the corresponding linear motion assemblies to move in the direction close to the hard lens tube and used for straightening the hard lens tube with the abnormal bending degree. According to the utility model, equipment integrating detection and correction functions is utilized to detect the bending degree of the hard mirror tube, and meanwhile, the hard mirror tube with abnormal bending degree can be straightened on line, so that the detection precision and the straightening efficiency can be improved.

A medical image processing device and a method of operating the same that enable a user to check an anatomical structure such as a blood vessel or a nerve in an organ during surgery without any burden by controlling display of a 3D organ model. A 3D organ model acquisition unit (20) acquires a 3D organ model. A rigid endoscope image acquisition unit (21) acquires a rigid endoscope image including an organ to be observed (45). An orientation matrix estimation unit (22) estimates an orientation matrix representing an orientation of the organ to be observed included in the rigid endoscope image in a three-dimensional coordinate system used for the 3D organ model (52a). A display control unit (23) controls display of the 3D organ model based on the orientation matrix.

The utility model provides a bendable nerve ventricle endoscope, and relates to the technical field of endoscopes. A bendable nerve ventricle endoscope comprises a handle, the handle is provided with an insertion tube, a bent snake bone is arranged at the end, away from the handle, of the insertion tube, a tip is arranged at the end, away from the insertion tube, of the bent snake bone, and a camera is arranged at the tip; the bent snake bone is hollow, two pull wires are oppositely connected to the inner side wall of the front end of the bent snake bone, the pull wires penetrate through the insertion tube and extend into the handle, and the handle is provided with a traction assembly used for pulling the pull wires. By the adoption of the cranial nerve endoscope, the problems that a traditional cranial nerve operation is large in trauma and large in operation difficulty can be solved, the endoscope is simple in structure, convenient to use, small in trauma and capable of being bent easily, lesions which cannot be displayed by a hard endoscope can be observed, the operation can be carried out at the same time, a safer and more reliable technical means is provided for the cranial nerve operation, and popularization and application are facilitated. The operation quality is improved, and the operation complications are reduced.

1. The name of the design product: endoscope camera optical bayonet. 2. The use of the design product: for connecting the scope and camera of rigid endoscope. 3. The design points of the design product: the shape of the product in design 1, the combination of shape and color of the product in design 2. 4. The picture or photo that best shows the design points: design 1 perspective view 1. 5. Design 1 is designated as the basic design. 6. Other circumstances that need to be explained: design 2 requests protection for the color of the product.

The utility model discloses an endoscope optical performance detection device. Endoscope optical performance detection device includes base plate, angle adjusting structure, positioning structure and measurement structure, angle adjusting structure rotates and is established on the base plate, positioning structure is suitable for endoscope fixed on it, and positioning structure includes the positioning plate on angle adjusting structure, and positioning plate can rotate with angle adjusting structure and rotates to make positioning plate can rotate to be suitable with the front end detection surface of endoscope and is pasted, measurement structure is movably arranged on angle adjusting structure, and with positioning plate is opposite interval setting, and measurement structure has the activity stroke of approaching and moving away positioning plate, to adjust the distance between measurement structure and the front end detection surface of endoscope on positioning plate. The utility model provides technical scheme, can better test the social field angle and / or the optical performance such as depth of field of endoscope, and endoscope optical performance detection device can be applicable to rigid endoscope and soft endoscope, and the detection range is wider.