242 results about "Surgical microscope" patented technology

A surgical microscope lighting control system comprising a controller configured to: estimate or determine a lighting need of a surgeon during at least part of a surgical procedure based at least on a viewing status of a region of illumination, wherein the viewing status of the region of illumination is estimated or determined (a) based at least on whether or not the region of illumination is being displayed, or (b) based at least on tracking data of the surgeon or a head-mounted display; determine an adjustment to be made to an illumination provided by a lighting unit of a surgical microscope based on the lighting need; and in response to determining the adjustment, send a first signal to the lighting unit to change the illumination according to the adjustment.

The present disclosure relates to a computer-implemented method for calibrating an optical system of a surgical microscope, a corresponding computer program, a computer-readable storage medium storing such a program and a computer executing the program, as well as a medical system comprising an electronic data storage device and the aforementioned computer. The present disclosure further relates to a computer-implemented method, a computer program and a system for determining the spatial position of an object to be tracked not only via the surgical microscope, but also via a separate detection system. In case a deviation between the detected spatial positions is recognized, the optical system of the surgical microscope is re-calibrated.

Provided is a microdrape configured so that attachment of the microdrape to a surgical microscope is facilitated. This microdrape comprises: a lens cap unit that is attached to or detached from a housing of an objective lens of a surgical microscope; a protective lens that protects the objective lens; and a drape body that covers the surgical microscope. The lens cap unit is provided with: a cylinder-shaped tubular body having an inner diameter dimension larger than that of the housing; a plurality of protrusions protruding, radially inward from the inner peripheral surface of the tubular body, at separate positions in a circumferential direction of the tubular body; and a biasing member for biasing a protrusion, from among the protrusions, which is supported so as to be retractable from the tubular body, in a direction protruding from the inner peripheral surface of the tubular body. The protective lens is supported by the distal end of the tubular body in a state of being inclined relative to the optical axis of the objective lens.

A generic reference model for a planned operation defines a multiplicity of landmarks that describe the planned operation. State data that describe a specific operation are received, for example by a surgical microscope, while performing a specific operation on the basis of the planned operation. Then the generic reference model is individualized in relation to the specific operation on the basis of the state data by virtue of adapting one or more landmarks of the multiplicity of landmarks to the specific operation.

The utility model discloses a surgical microscope integrated with surgical navigation, which comprises a support and a microscope, the support comprises a base and a cross arm component mounted on the base, the microscope is connected with the cross arm component, and the surgical microscope is characterized by further comprising a navigation component and a telescopic adjusting component, the navigation part is installed at one end of the telescopic adjusting part, the other end of the telescopic adjusting part is connected with the cross arm assembly or the base, the telescopic adjusting part can rotate around a first rotating shaft relative to the cross arm assembly or the base, and the navigation part can move and / or rotate in the direction close to or away from the microscope. According to the utility model, the occupied diagnosis and treatment space is reduced, and the operation convenience is improved.

The invention relates to an automatic focusing method and device for a microscope, an operating microscope and a storage medium, and the method comprises the steps: obtaining an image definition value sequence based on the microscope; performing focusing trend feature analysis on the image definition value sequence under multiple time scales to obtain focusing trend features and confidence; reasoning in a preset fuzzy rule base according to the focusing trend characteristic and the confidence so as to dynamically adjust a first step length of a motor in the microscope; and performing automatic focusing on the microscope based on the dynamically adjusted first step length. Through the automatic focusing method and device, the problems of overshoot jitter and low focusing efficiency in related technologies are solved, the overshoot jitter can be eliminated, and the automatic focusing efficiency is improved.

The present invention relates to an image navigation method and system for a surgical microscope. The method includes: first, after fixing a surgical object and markers, radiographing the surgical object and markers to obtain a three-dimensional digital image; then, positioning the markers in the three-dimensional digital image to form a three-dimensional coordinate system and obtain the relative position between the target lesion and the markers; then, plotting a surgical instrument entry point and path guidance points on the three-dimensional digital image to form a navigation path, and transmitting the navigation path data to a media signal processing device; then, positioning the target lesion and markers within the field of view of the surgical microscope and transmitting the image within the field of view of the surgical microscope to the media signal processing device; the media signal processing device recognizing the markers to form a three-dimensional space corresponding to the image within the field of view of the surgical microscope; and real-time navigation is achieved by superimposing the navigation path image at predetermined coordinates on the image within the field of view of the surgical microscope in the three-dimensional space. The system includes a surgical microscope, a media signal processing device, and markers, and the surgical microscope includes a microscope tube and an image enhancement device. By accurately positioning the surgical instrument entry point and path guidance point, the present invention can guide a doctor or related personnel in completing dental treatment and surgery, thereby improving the precision of surgery.

Examples relate to a microscope system, such as a surgical microscope system, and to a corresponding method. The microscope system (100) comprises a microscope (120) with a first optical imaging sensor (122) for generating first imaging sensor data based on light having a first wavelength spectrum, a second optical imaging sensor (124) for generating second imaging sensor data based on light having a second wavelength spectrum, and a multispectral iris (130), configured to provide an opening with a first numerical aperture for the light having the first wavelength spectrum and an opening with a second numerical aperture for the light having the second wavelength spectrum, with the first numerical aperture being different from the second numerical aperture. The microscope system comprises one or more processors (114), configured to generate a composite image based on the first imaging sensor data and based on the second imaging sensor data.

An adjustable binocular lens tube, comprising a connection seat component, an interpupillary distance adjustment sheet (2) connected to the connection seat component, an eyepiece lens tube holder (3) connected to the interpupillary distance adjustment sheet (2), and an eyepiece lens tube component connected to the eyepiece lens tube holder (3), wherein an aperture (100) is formed in the connection seat component, the eyepiece lens tube component is connected to the eyepiece lens tube holder (3) via an adjustment mechanism, the adjustment mechanism comprises an adjustment ring (60) connected to the eyepiece lens tube holder (3) and axially movable relative to the eyepiece lens tube holder (3), the eyepiece lens tube component is connected to the adjustment ring (60), and an optical lens (4) capable of being cut in or out of the aperture is provided in the connection seat component. By adjusting the binocular lens tube during the use of the surgical microscope, a comfortable posture is provided for the doctor, enabling the doctor to always concentrate on high-precision work, meeting the usage needs of different doctors, and working in a posture based on ergonomics to reduce fatigue during the use of the surgical microscope.

The invention relates to a method for providing different stereo image output signals (SBA1, SBA2) using a medical visualisation system (4), the method comprising the following steps: a. receiving at least one first stereo image signal (SB1) which has been generated by a stereo system (22) of a surgical microscope (10) and represents a three-dimensional image of an examination region (1); b. providing the first stereo image signal (SB1) as a first stereo image output signal (SBA1) or processing the first stereo image signal (SB1) to form a first stereo image output signal (SBA1); c. providing a further stereo image output signal (SBA2) which represents a further three-dimensional image of the examination region (1), wherein the first stereo image output signal (SBA1) is provided for the complete display of an image according to a first visualisation modality (VM1), and the further stereo image output signal (SBA2) is provided for the complete display of an image according to a further visualisation modality (VM2), wherein the first and the further visualisation modalities (VM1, VM2) are visualisation modalities (VM1, VM2) that are different from one another and are viewer-specific. The invention also relates to a medical visualisation system (4) and to a computer program product.

The invention relates to a method for generating an augmented image (AA) by a medical visualization system (4) comprising the steps: a. Receiving at least one image signal generated by at least one image acquisition device (5) of an operating microscope (10) and representing an image (A1) of an examination area (1), b. Dividing the image (A1) into a foreground area (V) and a background area (H), c. Receiving at least one signal that represents or encodes additional information (II) for augmentation, d. Generating the augmented image (AA) by overlaying the background area (H) of the image (A1) of the examination area (1) or part thereof with the additional information (ZI) as well as a medical visualization system (4) and a computer program product.

The application discloses a surgery room microscope cover film cutting system and method based on tension mutation feedback, which comprises a grabbing and stretching module, a heat cutting module and a mechanical sensing module. The grabbing and stretching module comprises a suction cup and a vacuum source, the vacuum source is connected with the suction cup through a control valve, the suction cup is used for adsorbing and dragging the film backward, and the vacuum source provides adsorption force for the suction cup. The heat cutting module comprises an electric heating wire and a power supply control loop, the electric heating wire is arranged around the periphery of the suction cup and forms a ring, the suction cup adsorbs the film and drags the film backward to the electric heating wire, and the film is attached to the electric heating wire. The mechanical sensing module is connected in series in the transmission or stress path of the grabbing and stretching module, and is used for acquiring the tension F(t) of the film in real time. The main control microprocessor is electrically connected with the control valve, the electric heating wire and the mechanical sensing module. The electric heating wire is instantaneously turned on only when the current F(t) of the film is greater than or equal to the preset optimal cutting tension threshold value, and the high-tension film is cut by heat melting.

1. Name of the designed product: portable operating microscope. 2. Use of the designed product: for operating microscopic observation. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: design 1 perspective view. 5. Design 1 is designated as the basic design.

The present invention belongs to the technical field of microscopes and discloses a fundus mirror module and a surgical microscope. The fundus mirror module includes a fixed base plate, a fundus lens main body module and a front lens module. The fundus lens main body module is slidably connected to the fixed base plate along a first direction, and the front lens module is fixedly connected to the fundus lens main body module via a retaining frame assembly. The fundus lens main body module includes a focusing lens group and a linkage support mechanism. When the fundus lens main body module slides along the fixed base plate, the linkage support mechanism synchronously drives the focusing lens group to move along a second direction. When the fundus mirror module and the surgical microscope are converted from an anterior segment mode to a posterior segment mode, the movement of the focusing lens group along the second direction can be adjusted simultaneously, so that the focusing lens group moves to a working position to meet the required imaging effect.

The present application discloses an image navigation method and system for a surgical microscope. The method comprises: fixing a surgical subject and a marker, and performing radiation imaging on the surgical subject and the marker to obtain a three-dimensional structural digital image; locating the marker via the image, establishing a coordinate system, and obtaining relative locations of a target affected part and the marker; setting an entry point and a path guide point of an instrument on the image to generate a navigation path, and transmitting data to a media signal processing apparatus; placing the target affected part and the marker in a field of view of a microscope, and transmitting an image in the field of view to the media signal processing apparatus; identifying, by the media signal processing apparatus, the marker to generate a matched three-dimensional space; and superposing a path image of corresponding coordinates on the image in the field of view according to the three-dimensional space to implement real-time navigation. The system comprises the microscope, the media signal processing apparatus, and the marker. The microscope comprises a microscope body and an image augmentation apparatus. The present application can precisely locate an entry point and an entry path of a surgical instrument, to guide a doctor or a related operator to complete a dental diagnosis and treatment surgery, thus improving the surgical precision.

The invention provides a 4K3D surgical microscopic light path system. The 4K3D surgical microscopic light path system comprises a focusing module, a zoom module and a reflection module which are sequentially arranged on the same imaging light path from an object plane to an image plane, a 4K3D image processing module and a binocular eyepiece module which are coupled with the light path of the reflection module, and a self-adaptive illumination module independent of the imaging light path, the reflection module is used for transmitting the imaging light to the 4K3D image processing module and the binocular eyepiece module in a beam splitting manner, the 4K3D image processing module is used for generating the imaging light and outputting a stereoscopic video signal with 4K resolution, and the binocular eyepiece module is used for converting the imaging light into a physical natural image which can be observed in real time by binocular. According to the 4K3D operation microscopic optical path system disclosed by the invention, an operator can flexibly select electronic imaging observation or optical observation according to operation requirements.

The invention provides an ultra-wide-angle observation mirror system for an operating microscope, and relates to the technical field of operating microscopes, and the system comprises a pre-lens which is suitable for being connected with a microscope, and the pre-lens comprises a first lens; the shell is arranged between the front lens and the eyeball and is suitable for being in contact with the eyeball, and an optical channel penetrating in the axial direction is formed in the shell; the second lens is arranged in the optical channel, and the second lens is suitable for refracting fundus imaging light of the eyeball so that the fundus imaging light of the far periphery of the eyeball can be deflected and gathered towards the first lens. The second lens can refract fundus imaging light of eyeballs, so that the first lens can collect fundus images in a larger range, a doctor can observe the fundus images in the larger range at a time through a microscope, the condition of an operation site is known more comprehensively, and the operation efficiency is improved. The surgical risk caused by view limitation is reduced, meanwhile, the requirement for frequently adjusting the view angle of the microscope is reduced, and the convenience and efficiency of surgical operation are improved.

A method for operating a microscopy system is provided. The microscopy system includes a microscope and a stand supporting the microscope. The microscope is arranged on the stand. The stand includes at least one drive device configured to move the microscope. The method includes determining a specified value or a specified change of a modulable inertia of the microscopy system based on a state variable and / or based on user information and / or based on a force acting on the microscopy system and / or based on a current instance of application. The at least one drive device is controlled such that a divergence between the specified value and an actual value of the modulable inertia is reduced or the modulable inertia is varied in accordance with the specified change.

A control device (1) for microsurgery for controlling a surgical instrument (2) is described. The control device (1) comprises a sensor device (3) which has at least one device (4) for detecting the lateral position of the surgical instrument (2) relative to a surface (12) of a tissue (11) and at least one device (5) for detecting data which characterizes an axial relationship between the surgical instrument (2) and the tissue surface (12). The axial relationship is characterized by at least one kinematic and / or at least one dynamic parameter. The control device (1) is designed to control the action of the surgical instrument (2) on the tissue (11) and / or to control the movement of the surgical instrument (2) with respect to the tissue (11) based on data detected by the sensor device (3).A robotic assembly and a surgical microscope for microsurgery are also disclosed.

The present application discloses an image navigation method and system for a surgical microscope. The method comprises: fixing a surgical subject and a marker, and performing radiation imaging on the surgical subject and the marker to obtain a three-dimensional structural digital image; locating the marker via the image, establishing a coordinate system, and obtaining relative locations of a target affected part and the marker; setting an entry point and a path guide point of an instrument on the image to generate a navigation path, and transmitting data to a media signal processing apparatus; placing the target affected part and the marker in a field of view of a microscope, and transmitting an image in the field of view to the media signal processing apparatus; identifying, by the media signal processing apparatus, the marker to generate a matched three-dimensional space; and superposing a path image of corresponding coordinates on the image in the field of view according to the three-dimensional space to implement real-time navigation. The system comprises the microscope, the media signal processing apparatus, and the marker. The microscope comprises a microscope body and an image augmentation apparatus. The present application can precisely locate an entry point and an entry path of a surgical instrument, to guide a doctor or a related operator to complete a dental diagnosis and treatment surgery, thus improving the surgical precision.

Cataract surgery is in recent years more and more augmented and supported by the application of laser cuts in the eye tissue. Such laser systems are separate units from the phacoemulsification system units that are usually used for cataract extraction. The laser systems require the patient to be positioned under the laser unit and then being moved under the surgical microscope next to the phacoemulsification unit. The here described invention relates to systems combining several aspects of the laser system and the phacoemulsification system. In particular, this invention relates to combining at least some parts of the control system and the housing for both systems and thereby minimizing and optimizing setup time, operating room footprint, patient flow and cost. Furthermore the here disclosed invention relates to integrating the laser system under the surgical microscope and thereby significantly reducing the surgery setup and complexity.

The invention relates to a method for generating an augmented image (AA) using a medical visualisation system (4), comprising the following steps: a. receiving at least one image signal which has been generated by at least one image capturing device (5) of a surgical microscope (10) and which represents an image (A1) of an examination region (1); b. dividing the image (A1) into a foreground region (V) and a background region (H); c. receiving at least one signal which represents or encodes supplementary information (ZI) for augmentation; d. generating the augmented image (AA) by i. superimposing the background region (H) of the image of the examination region (1), or a portion thereof, with the supplementary information (ZI), or ii. superimposing the image (A1) of the examination region (1), or a portion thereof, with the supplementary information (ZI), wherein the superimposition in the background region (H) and in the foreground region (V) is carried out according to superimposition modalities that are different from one another. The invention also relates to a medical visualisation system (4) and to a computer program product.

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.

The invention provides an ultra-wide-angle auxiliary lens system for an operating microscope, and relates to the technical field of operating microscopes, the ultra-wide-angle auxiliary lens system comprises a shell, the shell is arranged between a front lens and an eyeball and is suitable for being in contact with the eyeball, and an optical channel penetrating in the axial direction is arranged in the shell; the lens body is arranged in the optical channel, and the lens body is suitable for refracting fundus imaging light so that the distant peripheral fundus imaging light can be deflected and gathered towards the front lens. The ultra-wide-angle auxiliary lens system for the operating microscope can refract fundus imaging light, so that the front lens can collect fundus images in a larger range, a doctor can observe the fundus images in the larger range at a time, the condition of an operating site can be known more comprehensively, and the operating efficiency is improved. The operation risk caused by view limitation is reduced, the safety and success rate of the operation are improved, meanwhile, the requirement for frequently adjusting the view angle of the microscope is reduced, the convenience and efficiency of the operation operation are improved, and the operation time is shortened.

1. Name of the designed product: surgical microscope. 2. Use of the designed product: for clinical examination and surgery. 3. Design points of the designed product: in shape. 4. Picture or photo that best shows the design points: front view.

An optical adapter device and an operating microscope with an optical adapter device, comprising a body housing (20) and an optical element group. Both ends of the body housing (20) are used for connection with an operating microscope and a digital imaging device (3). The body housing (20) includes a first housing segment (200) that at least partially extends in the direction of a first axis (a), a second housing segment (201) with one end connected to the other end of the first housing segment (200) and extending at least in the direction of a second axis (b), and a third housing segment (202) with one end connected to the other end of the second housing segment (201) and extending at least in the direction of a third axis (c). The first axis (a) and the third axis (c) each intersect the second axis (b). The optical adapter device is adapted to beam splitters of different structures, suitable for a wider range of microscope bodies, applicable to various digital devices, capable of observing and recording images more clearly, being flexibly operable, improving the diagnosis efficiency, with modular production and assembly, simple structure, good scalability, and low cost.

To provide a microdrape that can properly hold the objective lens while suppressing an increase in the number of parts. The microdrape comprises a lens cap unit that is attached to and detached from the housing of the objective lens of a surgical microscope, and a drape body that covers the surgical microscope. The lens cap unit comprises a cap body that is cylindrical in shape with an inner diameter larger than that of the housing and has a first notch on a part of its circumference, and a protective lens that protects the objective lens. The cap body has bulges that are connected to both ends of the first notch and bulge radially inward, and are elastically deformable radially outward.

A stereoscopic arrangement that includes at least one of each of an objective unit, deflection unit, lens group arrangement and at least one image sensor. In this case, an optical sub-path between the deflection unit and the image sensor should be at an acute angle to a plane spanned by an optical sub-path, running between the objective unit and the deflection unit, of the same optical path and the stereoscopic base. In addition, at least one lens group of a lens group arrangement is intended to be provided between the deflection unit and the image sensor. Also, in a stereoscopic arrangement, at least two optical paths can run in a common plane. Further, a surgical microscope having such a stereoscopic arrangement is provided.

The utility model provides a wide-angle auxiliary lens system, and relates to the technical field of medical instruments, the wide-angle auxiliary lens system comprises a connecting arm and a double-lens cantilever, one end part of the connecting arm is rotatably connected with a folding cantilever on an operating microscope; the double-lens cantilever comprises a cantilever body, an auxiliary lens and lens mounting rings, the lens mounting rings are fixedly arranged at the two ends of the cantilever body, the center of the cantilever body is rotationally connected with the end, away from the accessory mounting platform of the operating microscope, of the connecting arm, and the auxiliary lens is fixedly arranged in the lens mounting rings. Through the design of the rubber ring and the supporting piece in the lens mounting ring, it is ensured that the auxiliary lens is stable and does not shift in the use process, and the problem of blurred view or misalignment caused by lens movement is effectively solved. And by adopting the stainless steel cantilever body and the black high-temperature-resistant silicon rubber ring, the durability of the system and the stability in the high-temperature disinfection process are guaranteed, and meanwhile, the holding stability during operation is improved through the design of anti-skid textures.

The invention provides an operating microscope device which comprises a support, a first rotating arm, a first rotating assembly and a microscope body, the first rotating arm comprises a first cylindrical structure and a second cylindrical structure, the first rotating assembly is arranged on the support, one end of the first cylindrical structure is fixedly connected to the first rotating assembly, and the other end of the first cylindrical structure is fixedly connected to the second cylindrical structure. The other end of the first cylindrical structure is integrally connected with a second cylindrical structure, a second rotating assembly is contained in the second cylindrical structure, the mirror body is rotatably connected with the second rotating assembly, and a rotating shaft of the first rotating assembly is coaxial with the central axis of the first cylindrical structure. The first rotating arm rotates with the central axis of the first cylindrical structure as a rotating shaft, the first rotating arm drives the mirror body to rotate, and the axis of the rotating shaft of the first rotating arm is coaxial with the main optical axis of the mirror body. Through the coaxial design of the main optical axis of the microscope and the rotating shaft of the first rotating assembly, when a doctor integrally moves horizontally in a sitting posture, the doctor can clearly see a diagnosis and treatment area from multiple angles without readjusting the microscope.