41 results about "Operating microscope" patented technology

The invention relates to a depth-of-field expansion method for an optical surgical microscope. The method comprises the following steps: collecting an open-source high-definition high-frequency image database; acquiring point spread functions corresponding to different focus depths of the operating microscope; constructing a random depth surface type database; simulating a partial out-of-focus image of the non-flat sample imaged by the optical microscope; simulating a perfect focusing image of the flat sample imaged by the optical microscope; combining a large number of paired data partial out-of-focus images-perfect focusing images; and constructing an encoder-decoder structure network model from the image end to the image end to carry out model training and application. The problem that high-quality pairing training data conforming to imaging of the operating microscope is difficult to obtain for model training is solved, partial defocusing / focusing simulation data of the operating microscope conforming to a real physical rule generation effect can be synthesized in batches, a high-quality training data set is constructed at low cost, the number, diversity and randomness of the training data are ensured, and the training efficiency is improved. And defocus information is efficiently learned and recovered while focusing information is kept.

The invention belongs to the technical field of microscopes, and discloses an ophthalmoscope module and an operating microscope. The ophthalmoscope module comprises a fixed bottom plate, a fundus lens main body module and a front lens module. The fundus lens main body module comprises a focusing lens group and a linkage supporting mechanism; the linkage supporting mechanism is further provided with a driving focusing structure, the focusing lens set comprises an adjusting ring, a first lens structure embedded in the adjusting ring in a sliding mode and a second lens structure arranged on the adjusting ring in a sleeving mode and capable of bearing the adjusting ring, and the second lens structure is connected with the linkage supporting mechanism in a sliding mode. The driving focusing mechanism comprises a lead screw and a lead screw nut connected to the lead screw in a sleeving mode, the lead screw nut can drive the adjusting ring to rotate by rotating the lead screw, and the adjusting ring can drive the first lens structure to move in the second direction. The operating microscope comprises the ophthalmoscope module. According to the ophthalmoscope module and the operating microscope, the distance between the optical components can be flexibly adjusted, the focusing requirement is met, and the use flexibility of the product is met.

The utility model provides an operating microscope lens stabilizing mechanism and an operating microscope, and relates to the field of precise instruments. The operating microscope lens stabilizing mechanism comprises a balance arm assembly and a lens assembly, the balance arm assembly is provided with at least one rotating joint, the rotating joint comprises a first connecting arm, a second connecting arm and a gyroscope motor, the first connecting arm is rotatably matched with the second connecting arm, and a shell of the gyroscope motor is installed on the first connecting arm. A rotating shaft of the gyroscope motor is mounted on the second connecting arm; the lens assembly is connected with the first connecting arm or the second connecting arm. Through the design of the stabilizing mechanism, the shaking time of the lens assembly can be shortened, and the lens assembly can quickly tend to be stable and is convenient to use; meanwhile, different lens modules can be selected, the time required for adjusting the lens assembly is shortened, and the operation efficiency is improved.

The present application relates to digital microscope interactive teaching technical field, specifically a kind of microscopic interactive method and device for uploading information by image acquisition module, including student end microscope, communication module, teacher end computer and teacher end microscope, teacher end computer and student end microscope are connected into a network system by communication module, the display module is built-in in the student end microscope, so that student end does not need external display, system is more compact, and different information is transmitted to teacher end by the image acquisition module of student end, so that the data transmission of student end is simpler, further simplifies system design, so that student can more focusedly operate microscope and interact with teacher.

New and innovative systems and methods are described for providing microphone directionality based on a surgeon's command, for use in surgical environmnents. An example method may include: receiving, via a respective sensor for each of one or more rotating elements of each of one or more robotic arms connecting a digital surgical microscope to the computing device, an angle information for each rotating element; determining, based on the angle information for each rotating element, a joint angle information for the digital surgical microscope; determining, based on the joint angle information, a location of a head of the digital surgical microscope respective to a microphone device; and activating, based on the location, a first channel of a plurality of channels of the microphone device.

The invention discloses a bionic model system for periodontal surgery training and a preparation method and application thereof, and belongs to the technical field of dental models. The bionic model system comprises a dental model, a periodontal soft tissue substitute arranged on at least one of the inner side and the outer side of the dental model, and an optional supporting seat, the periodontal soft tissue substitute is shaddock peel. The plaster model is used, the plaster model is modified, the pomelo peel is used for replacing gingiva and soft tissue below the gingiva on the model, and the pomelo peel and the model are innovatively combined, so that the training model can completely restore the body positions of a patient and an operator in the actual clinical process, use of an operating microscope and an odontoscope and the hand feeling process mode of incision and suture; and the purpose of simulating professional training is achieved to the maximum extent.

The utility model relates to a cross arm locking mechanism for an operating microscope rack, which comprises a movable connecting rod seat and a fixed connecting rod seat, a connecting rod component is arranged between the movable connecting rod seat and the fixed connecting rod seat, and the connecting rod component comprises an upper connecting rod and a lower connecting rod. The two ends of the upper connecting rod and the two ends of the lower connecting rod are rotationally connected with the movable connecting rod base and the fixed connecting rod base through pin shafts respectively, the upper connecting rod and the lower connecting rod are buckled up and down, and a locking component is arranged between the connecting rod component and the movable connecting rod base. According to the technical scheme, the locking rotary knob is arranged on the movable connecting rod base and is close to the hand operation space of a doctor, the doctor can easily and conveniently adjust the rotary knob, the operation efficiency is improved, meanwhile, the purpose of locking and positioning the small cross arm can be achieved through the locking shaft of the locking component, meanwhile, the requirement for the motion precision of the locking shaft is low, and the practicability is high. Therefore, the part machining precision of the whole locking structure can be reduced, the cost is reduced, and the economical efficiency is improved.

The invention belongs to the field of microscopes, and particularly discloses an automatic operation microscope and system, and the microscope comprises a main body, a driving mechanism, and an identification mechanism. The driving mechanism comprises a first steering engine and a second steering engine, a gear is arranged at the output end of the first steering engine, a sleeve is arranged at the output end of the second steering engine, and a connecting piece is arranged between the gear and the second steering engine; the two groups of driving mechanisms are respectively positioned on the main body and the movable seat; the position of the glass slide is detected through the camera, an image is transmitted to the processor so as to automatically control the objective table and the glass slide on the objective table to move transversely or longitudinally on the movable seat, the visual recognizer recognizes the microscopic image of the glass slide through the objective lens, and whether focusing is conducted or not is judged through the definition of the microscopic image. And then the movable seat and the glass slide are driven to move up and down, so that the microscope can be automatically controlled to perform microscopic recognition operation, and the working efficiency is improved.

The present invention provides a method for adjusting the illumination optics of an operating microscope, belonging to the technical field of medical devices. Specifically, it includes: determining the operation error data of the surgical operator according to the displayed image of the operating microscope, and when the adaptation coefficient of the recommended brightness does not meet the requirements in combination with the operation time of the surgical operator in different operation processes, taking the brightness safety adjustment range as a constraint condition, obtaining the deviation between the recommended brightness and the upper endpoint of the brightness safety adjustment range, and determining the target adjustment brightness of the lighting device based on the deviation situation, the adaptation coefficient of the recommended brightness, and the current surgical operation time. When the operation error data of the surgical operator at the target adjustment brightness meets the requirements, the brightness adjustment of the lighting device is stopped, ensuring the reliability of the surgical operation.

A computing system, method, and apparatus for voice control and tracking of a tool via a digital surgical microscope (DSM). An example system may be configured to: activate a voice control and tracking of at least a distal end of a tool of interest via the DSM; obtain and process a voice command from a user to determine whether the voice command indicates a task performed by the DSM in relation to the distal end of the tool of interest; generate signals to control one or more robotic arms to cause movements of the DSM based on the voice command; and perform the task by the DSM in relation to the distal end of the tool of interest based on the signals.

An illumination lens of an operating microscope relates to the technical field of microscope illumination. In order to solve the technical defects that the lighting system of the existing operating microscope in the prior art is insufficient in uniformity, flexibility, operability and the like, the technical scheme provided by the utility model is as follows: the lighting lens assembly of the operating microscope comprises a collimating lens group used for collimating divergent light into parallel light; the variable diaphragm is arranged on an emergent light path of the collimating lens group and is used for adjusting the diameter of the parallel light; and the projection lens group is used for projecting the parallel light to an object plane. The collimating lens group comprises a first collimating lens of a plano-convex structure, a second collimating lens of a biconvex structure and a third collimating lens of a meniscus structure. The projection lens group comprises a biconcave structure projection lens I, a biconvex structure projection lens II and a meniscus structure projection lens III; and the reflecting mirror is arranged between the projection lens II and the projection lens III. The illumination device is suitable for illumination of the operating microscope.

The invention discloses an optical continuous zooming structure of an operating microscope. The optical continuous zooming structure comprises a fixed lens group unit, a first movable lens group unit, a second movable lens group unit, a rotating cylinder and a zooming knob, the fixed lens group unit comprises a supporting member, a first fixed lens group and a second fixed lens group; the first fixed lens group is fixed on the support member; the second fixed lens group is positioned below the first fixed lens group; a first guide structure and a second guide structure are arranged on the supporting component; the rotating cylinder is rotatably mounted on the supporting member; a first bevel gear is arranged on the rotating cylinder; and the zoom knob is rotatably arranged and is provided with a second bevel gear meshed with the first bevel gear. According to the invention, the transmission efficiency can be improved, the zooming knob can be rotated through a smaller torque to realize zooming, the user experience is improved, and the first movable lens group unit, the second movable lens group unit and the rotating cylinder can be conveniently separated and assembled.

The utility model relates to the technical field of operating microscopes, in particular to a disposable lens cover for an operating microscope, which comprises an integrally formed lens cover main body, a fixing plate is fixedly connected outside the lens cover main body, and a bandage is connected onto the fixing plate. The opening of the lens cover main body is in threaded connection with an extension ring; the beneficial effects of the utility model are that a traditional fixing seat and a lens cover main body are integrally molded to form the lens cover main body in the application, the lens cover main body in the application can be directly installed on a lens, the fixing seat does not need to be installed firstly and then inserted into the lens cover main body, and the integrated design enables the operation to be simplified and the use to be convenient; and the lens cover main body is prevented from slipping from the fixing seat to pollute an operation part in an operation.

In a first aspect, an optical system for a microscope is provided. The optical system includes: an excitation light source configured to generate an excitation light pulse; and an objective lens configured to guide the excitation light to the sample space and receive the detection light from the sample space. The optical system also includes a detection unit including a detector array configured to receive detection light. The scanning unit is disposed between the excitation light source and the objective lens, and is configured to selectively direct the excitation light to different regions of the sample space via the objective lens. The optical system further comprises a beam splitter configured to direct excitation light from the excitation light source to the objective lens, in particular via the scanning unit, and to direct detection light from the objective lens to the detection unit. The detector array is time gated relative to the excitation light pulse. In another aspect, a microscope and a method for operating a microscope are provided.

The utility model relates to the technical field of medical auxiliary instruments, in particular to a light-emitting device used under an operating microscope and an operating bed. The technical scheme of the utility model mainly comprises: a light-emitting belt, which comprises an elastic belt and a lamp belt, and the lamp belt is attached to the bottom of the elastic belt; the two sides of the light-emitting belt are each provided with one width adjuster, each width adjuster and the elastic belt are each provided with two detachable connecting points, and the width adjusters are configured to be capable of adjusting the width between the two connecting points; the upper end of the supporting column is fixedly connected with the width adjuster; the fixing adjusting part comprises a height adjusting structure and a fixing structure, and the connecting part is connected with the supporting column through the height adjusting structure and connected with a fixed object through the fixing structure.

The invention relates to a multi-degree-of-freedom objective lens adjusting device for an operating microscope, and belongs to the technical field of operating microscopes, the multi-degree-of-freedom objective lens adjusting device comprises a moving frame, a lifting rod is slidably connected to the outer wall of the moving frame, a connecting rod is fixedly connected to the top of the lifting rod, and a telescopic rod is slidably connected to the inner wall of the connecting rod; one end of the telescopic rod is rotationally connected with a rotating frame, and the outer wall of the rotating frame is slidably connected with a threaded sliding block. The effect of conveniently adjusting the use height of the observation seat is achieved through the arranged lifting rod, the effect of telescopic movement of the vertical use position of the observation seat is achieved through the arranged telescopic rod, and the effect of adjusting the horizontal use angle of the observation seat is achieved through the arranged rotating frame; and meanwhile, by arranging the rotating shaft, the effect of vertically adjusting the use angle of the observation seat is achieved, so that the microscope objective lens can be adjusted and used in a multi-degree-of-freedom manner.

The utility model relates to a zoom intensifier, which comprises a shell, a turntable and an operating piece, an installation space is arranged in the shell, and corresponding lens holes are respectively arranged on two end surfaces of the shell; the turntable is rotatably arranged in the mounting space, a plurality of mounting holes are formed in the turntable, and zoom lens groups are mounted in the mounting holes; and the operating piece penetrates from the shell and is connected with the turntable, and the operating piece is operated to drive the turntable to rotate, so that the zoom lens group is cut into or out of the lens hole. An operating microscope comprises a microscope body, an eyepiece, and a zoom intensifier detachably connected between the microscope body and the eyepiece. The zoom intensifier can be installed between the eyepiece and the body of the operating microscope, light paths can be switched through the turntable, the magnification of the microscope can be adjusted, the zoom intensifier can be selected and installed according to requirements, and the zoom intensifier is flexible to use; the zoom intensifier is compact in overall structure and can occupy a small space; the quick-shifting structure of the operating part is simple, quick to adjust and convenient to use.

The utility model provides a portable operating microscope which comprises a pillar, a clamping base, a lower cross arm and an upper cross arm, the lower end of the pillar is fixedly provided with the clamping base, the upper end of the pillar is provided with the lower cross arm, the clamping base is provided with a clamping groove, one end of the lower cross arm is sleeved on the upper end of the pillar and is rotatably connected with the pillar, the upper cross arm is arranged above the lower cross arm in parallel, and the upper cross arm is connected with the lower cross arm. The other end of the lower cross arm is provided with a microscope assembly; and a gas spring for balancing the weight of the microscope assembly is arranged in the upper cross arm. The system is high in portability, portable, flexible in deployment, small in size, light in weight and suitable for various complex or resource-limited medical environments; and the view field adjustment range of the microscope assembly is large, and adjustment is convenient and fast.

The present invention relates to the technical field of laser devices, and provides a multi-wavelength medical laser system. The system in the present invention comprises: a femtosecond laser, a large-numerical-aperture focusing lens group, a deep ultraviolet nanosecond laser, a beam compensator, a first laser transmission apparatus, a first reflector, a second laser transmission apparatus, a laser light positioning apparatus, an eye-tracking system, and an operating microscope. The deep ultraviolet nanosecond laser generates deep ultraviolet laser light having a wavelength ranging from 190 to 213 nm. The femtosecond laser generates femtosecond laser light having a wavelength ranging from 800 nm to 1100 nm. The first reflector is capable of reflecting the femtosecond laser light and transmitting the deep ultraviolet laser light, or alternatively, the first reflector is capable of reflecting the deep ultraviolet laser light and transmitting the femtosecond laser light, so that a single instrument is capable of both utilizing the deep ultraviolet laser light for precise corneal ablation and employing the femtosecond laser light to perform cutting within the intermediate layer of the cornea. Multiple instruments and patient transfer are not needed during treatment, thereby simplifying a treatment procedure and improving the treatment efficiency.

The invention provides an endoscope, an endoscope assembly and an operating microscope system. The light beams collected by two or more than two light receiving modules from different angles of an observation target are combined into coaxially propagating light beams through a beam combining module; and an image sensor is arranged at the image space after beam combination to image the light beams collected from different angles of the observation target, so that the three-dimensional image information of the observation target of the endoscope is obtained. According to the scheme, through the arrangement of the beam combining module, dual-optical-path imaging is changed into single-optical-path imaging, and part of optical paths are reduced, so that the number of optical elements is reduced, the cost of the endoscope is reduced, and the microminiaturization of the endoscope is realized; according to the three-dimensional amplitude calibration, only the optical elements need to physically change the light propagation path, a complex 3D image processing algorithm is not needed, the number of the optical elements needing to be precisely assembled and calibrated can be reduced, and therefore the imaging complexity can be reduced.

1. The name of the design product: the connecting seat of digital operating microscope. 2. The use of the design product: the auxiliary equipment for doctors to observe in the process of operation. 3. The design points of the design product: in shape. 4. The picture or photo that can best show the design points: perspective drawing.

The invention provides an optical system, an operating microscope and an adjusting method. The optical system comprises an objective lens group; the continuous zoom lens group is arranged on the image side of the objective lens group; the objective lens group comprises a first lens, a second lens, a third lens, a fourth lens and a fifth lens which are sequentially arranged on the same optical axis from the object side, each of the first lens and the fifth lens has negative focal power, each of the second lens, the third lens and the fourth lens has positive focal power, the first lens and the second lens are glued to form a first glued lens, and the second lens and the fifth lens are glued to form a second glued lens; the object side surface of the first cemented lens is a concave surface, the image side surface of the first cemented lens is a convex surface, the third lens is a biconvex lens, the fourth lens and the fifth lens are cemented to form a second cemented lens, the object side surface of the second cemented lens is a convex surface, and the image side surface of the second cemented lens is a concave surface; the objective lens group meets the following relational expression: low-aberration and high-resolution imaging is realized through the system and the method.

The utility model relates to a handle adjusting device for an operating microscope, which allows a user to adjust the up-down position of a handle according to self requirements, is simple in operation in the adjusting process, and is convenient and fast. The handle adjusting device comprises a stand column and a handle matched with the stand column, and at least one connecting block component is arranged between the stand column and the handle. The handle is movably arranged on the stand column up and down through a connecting block component and is locked and positioned, and the connecting block component comprises a connecting block body and an elastic supporting piece. According to the technical scheme, the operating microscope is simple and reasonable, the height of the handle can be adjusted according to the height of a user, so that the operating microscope can be conveniently adjusted to the most labor-saving and convenient height to move, and the operating microscope is prevented from being damaged due to collision in the moving process.

The utility model relates to an operating microscope which comprises a support assembly and a microscope body, the support assembly comprises a plurality of supporting arms, one end of one supporting arm is connected with one end of the other supporting arm, a first wiring space and a second wiring space which are communicated are formed in the supporting arms, and circuit boards are arranged in the first wiring space and the second wiring space respectively. A cable of the microscope body enters from one end of one supporting arm, one part of the cable is connected with the circuit board in the first wiring space, and the other part of the cable is connected with the circuit board in the second wiring space. According to the utility model, the cables entering the supporting arms are branched, so that on one hand, the wiring in each supporting arm is simplified, and the connection positions of the cables can be quickly positioned; on the other hand, cables which are easy to damage or need to be overhauled and replaced frequently are separated from other cables, so that more convenient overhauling and replacement are realized; when the microscope main body is adjusted, the cable does not affect the sight line, and interference or line pinning is not generated during various rotation.

The invention discloses a variable-focus operating microscope objective lens which comprises a first lens group and a second lens group which are sequentially arranged in the direction away from an observed object. The first lens group has negative focal power and comprises a first lens and a second lens; the first lens is a positive lens and is provided with a first concave spherical surface and a first convex spherical surface; the first concave spherical surface is concave towards an observed object, and the first convex spherical surface is convex towards the second lens group; the second lens is a negative lens; the focal length of the first lens group is F1, the focal length of the second lens group is F2, and the focal length ratio of the first lens group to the second lens group meets the following relational expression: 0.93 lt; f1 / F2lt; 1.08). On the premise that the magnification requirement is met, a larger working distance range can be provided, the application range is expanded, the use requirements of more departments of a hospital are met, and the imaging quality can be improved.

The invention relates to a method and a system for generating three-dimensional images (A, A2) of at least a partial section of a row of teeth (Z) using a stereo camera system (1) of a surgical microscope (2), and a computer program product, in which the stereo camera system (1) comprises a first image capture device (5a) and a further image capture device (5b), in the image (I5a) generated by the first image capture device (5a) and in the image (I5b) generated by the other image capture device (5b), a respective imaged image (S5a, S5b) is detected, said imaged image being provided by a mirror element (3) arranged in a capture area (4) of the stereo camera system (1), the first image capture device (5a) and the further image capture device (5b) are arranged such that a mirror image of at least one partial section of the row of teeth (Z) can be imaged by the first image capture device (5a) and the further image capture device (5b), b. Determining a pose (P) of the mirror element (3), c. Determining a three-dimensional image (A, A2) on the basis of at least the imaged mirror image (S5a, S5b) and the pose (P) of the mirror element (3).

The invention provides an operating microscope focusing and illumination synchronous adjusting device, which comprises a fixed lens group and a focusing lens group, and is characterized in that the focusing lens group can be driven to move relative to the fixed lens group along an optical axis; the lighting assembly comprises a reflecting mirror set and a rotating shaft arranged on the reflecting mirror set. The angle adjusting assembly comprises a guide piece, an angle adjusting block connected with the rotating shaft, a transmission piece arranged at one end, far away from the rotating shaft, of the angle adjusting block, and a pre-tightening piece; the guide piece is configured to synchronously move along the optical axis along with the focusing lens group; the guiding piece is provided with a guiding inclined face in sliding contact with the transmission piece, and the pre-tightening piece is used for driving the transmission piece to keep contact with the guiding inclined face in the adjusting process so as to guide the transmission piece to drive the angle adjusting block and the rotating shaft to jointly rotate along the axis of the rotating shaft. According to the operating microscope focusing and illumination synchronous adjusting device disclosed by the invention, the center of an illumination light spot always coincides with the center of the visual field of the microscope in the focusing process.

The utility model discloses a non-contact fundus imaging wide-angle lens adapter for an operating microscope, and the adapter comprises a connecting assembly which is used for detachably installing the adapter on the operating microscope; a moving assembly; a focal length adjusting assembly; a wide-angle lens mounting assembly; the moving assembly is arranged on the connecting assembly, the moving assembly is connected with the focal length adjusting assembly, the focal length adjusting assembly is connected with the wide-angle lens mounting assembly, and the wide-angle lens can synchronously rotate and / or perform height adjustment along with the focal length adjusting assembly and can also synchronously move along with the moving assembly. The adapter provided by the utility model is strong in adaptability, and can be compatible with operation microscopes of almost all brands and models; the non-contact fundus imaging function can be achieved by adding the adapter for an old microscope and a common operating microscope, so that fundus vitrectomy can be performed, a brand-new microscope does not need to be purchased, and a large amount of cost can be saved for hospitals; the focusing and dynamic visual field adjusting functions are achieved, and a doctor can adjust the imaging focal length more smoothly in the operation process.

The utility model relates to a lifting arm locking mechanism of an operating microscope, which comprises a lifting arm rear end connector, a connecting rod shaft pin, a deep groove ball bearing, a lifting arm front end connecting block and connecting rods, and the lifting arm rear end connector and the lifting arm front end connecting block are movably connected through the four connecting rods, the connecting rod shaft pin and the deep groove ball bearing. The lifting arm rear end connector, the lifting arm front end connecting block and the four connecting rods form a lifting arm four-connecting-rod mechanism, that is, the lifting arm front end connecting block can do up-and-down lifting motion around a connecting rod shaft pin arranged at the position of the lifting arm rear end connector through the four connecting rods, and the lifting arm is further provided with a locking mechanism for locking the lifting arm front end connecting block to move. The locking mechanism is installed on the connecting rod and located on the connecting block at the front end of the lifting arm. According to the technical scheme, the structure is reasonable, the upper connecting rod and the lower connecting rod are not prone to dislocation and deformation in actual operation, and the upper connecting rod and the lower connecting rod can be protected.