Carl Zeiss Meditec Ag

Carl Zeiss Surgical Gmbh

Carl Zeiss Ag

Carl-zeiss-stiftung

Carl Zeiss Meditec Gmbh

Optiscan Pty Ltd.

Carl-zeiss-stiftung Trading As Carl Zeiss

Technische Universitaet Dresden Institut Fuer Biomedizinische Technik

Technische Universitaet Dresden Klinik Und Poliklinik Fuer Neurochirurgie

Carl Ziess Meditec Ag

Klinikum Der Johann Wolfgang Goethe Universitaet Frankfurt

Christoph Hauger

Stefan Saur

Markus Seesselberg

Marco Wilzbach

Roland Guckler

Peter Reimer

Holger Matz

Joachim Steffen

Martin Hacker

Gerald Panitz

Alois Regensburger

Michael Haisch

Keith E O'Hara

Christian Voigt

Helge Jess

Alfons Abele

Werner Nahm

Artur Hoegele

Gerhard Gaida

Andreas Obrebski

Anja Seiwert

Konstantinos Filippatos

Joachim Hug

Andreas Raabe

Christoph Schaeff

Xing Wei

Fritz Straehle

Hans-Joachim Miesner

Artur Högele

Margit Krause-Bonte

Schwarz Brigitta

Nancy Hecker-denschlag

Christoph Nieten

Theo Lasser

Fritz Strahle

Delbert Peter Andrews

Martin Kraus

Martin Fanenbruck

Susanne Kohlhammer

Dieter Quendt

Ludwin Monz

Peter Maxwell Delaney

Hartmut Wolf

Thorsten Tritschler

Oliver Findl

Nino Hirnschall

Fritz Strähle

Ulrich Gold

Ady Naber

Harmut Wolf

Guido Hattendorf

Manfred Dick

Peter Nakaji

Scott A Meyer

Christoph Kuebler

Robert F Spetzler

ALois Regensburger

Joachim Luber

Thomas Schuhrke

Michael Kaschke

Klaus Knupfer

Frank Rudolph

Kai Wicker

Yue Qiu

Mark C Preul

Abouzar Eslami

Fenny Nauli

Martin Schneider

Ralf Kuschnereit

Jonathan Essig

Christopher Käsbach

Martin Pelzer

Christine Kochwagner

Marcel Leutenegger

Günter Meckes

Erica Martin-Williams

Guenter Meckes

Christopher Weth

Stefan Gräber

Peter Amend

Dirk Brunner

Carolin Schiele

Antonio Lopez

Christian Lücke

Gerhard Möller

Werner P&ouml;ltinger

Tobias Meyer

Selamawit Getachew Kelemu

Martin Oelschlaegel

Ute Morgenstern

Stephan B Sobottka

Gabriele Schackert

Jennifer Eschbacher

Daniel Berwanger

Brigitta Schwarz

Peter Andrews

Gabor Scharioth

Jochen M Horn

Petra Weinschenk

Bernd Spruck

A microscopy system includes a microscope, a stand configured to mount the microscope and including a drive device configured to move the microscope, a detection device configured to detect a spatial position of a target fastened to a body part or to an instrument, wherein the position detection device includes the target with at least one marker element and an image capture device configured to optically capture the target. The microscopy system further includes at least one control device configured to operate the microscopy system according to the detected position of the target, wherein the position detection device is configured to determine the position of the target by evaluating a two-dimensional image of the image capture device. In addition, a method for operating the microscopy system is provided.

Microscopy system and method for operating the microscopy system

An eye surgery surgical system includes a visualization device for visualizing the position of at least one trocar point for a trocar on the sclera of a patient's eye. The trocar serves to introduce a surgical instrument configured for surgical interventions on the fundus of the patient's eye into the patient's eye. The eye surgery surgical system also includes a computer unit which is configured to provide the position of the at least one trocar point to the visualization device. Here, the computer unit contains a trocar point computation routine configured to calculate the position of the at least one trocar point from the location of at least one surgical site in a model of the patient's eye and from geometric data relating to at least one surgical instrument introducible into the patient's eye through the trocar.

Eye surgery surgical system and computer implemented method for providing the position of at least one trocar point

The invention relates to a computer-assisted method for position determination for an intraocular lens supported by machine learning. The method comprises providing a scan result for an eye. The scan result here represents an image of an anatomical structure of the eye. The method further comprises use of a trained machine learning system for the direct determination of a final location of an intraocular lens to be fitted, wherein digital data of the scan of the eye is used as the input data for the machine learning system.

Machine-learning based IOL position determination

A visualization system includes an observation apparatus having a first image recording device to observe an operation region with a first observation plane, and an endoscope having a probe and a second image recording device to observe the operation region with a second observation plane. A display device represents a first image recorded by the first image recording device in a first orientation and a second image recorded by the second image recording device in a second orientation. The visualization system further includes a tracking system to determine an orientation of the endoscope relative to the observation apparatus and a controller configured to transform the second image based on the orientation of the endoscope relative to the observation apparatus.

Visualization system comprising an observation apparatus and an endoscope

An eye surgery surgical system includes a device for displaying a relative position of a section of a surgery object in a 3D reconstruction of a region of an eye, a device for continuously providing at least two data records relating to at least partly overlapping portions of the region of the eye and of the section of the surgery object to a computer, a computer program for continuously ascertaining the relative position of the section of the surgery object and continuously ascertaining the 3D reconstruction of the eye from the data records provided. The program includes a first routine for continuously ascertaining the relative position of the section of the surgery object and the 3D reconstruction of the region of the eye from the data records provided via a registration method and a second routine for adapting the registration method based on a criterion.

Eye surgery surgical system having an OCT device and computer program and computer-implemented method for continuously ascertaining a relative position of a surgery object

The invention relates to an arrangementwith an OCT devicefor scanning an object region volumearranged in an object regionwith an OCT scanning beam, comprising an itemwhich has a sectionthat is arrangeable in the object regionand is localizable in the object region volumeby means of the OCT device, and having a computing unitconnected to the OCT deviceand having a computer program for determining a 3-D reconstruction of the object region volumeand determining the location of the portion of the objectin the object region volumeby processing OCT scan information obtained with the OCT deviceby scanning the object region volume. According to the invention, the computer program has a calculation routine for determining a target area in the 3-D reconstruction of the object region volume, which routine determines a reference variable for the objectfor the target area. The computer program contains a path planning routine that uses a criterion to calculate an optimal path for objectto the target spatial position, the criterion being a shadow measure that quantifies the occurrence of shadows caused by objectin the calculated 3-D reconstruction. The invention also relates to a computer program and a method for determining a 3-D reconstruction of an object region volumein an object region

Assembly comprising an OCT device for ascertaining a 3D reconstruction of an object region volume, computer program, and computer-implemented method for same

The invention relates to a head-mounted visualization system having a wearing system, at least one light-transmissive optical system, an image generation device designed to generate image information based on the image data supplied to the image generation device, wherein the optical system is designed to supply image information generated by the image generation device to a person wearing the visualization system, and a polarization unit designed to polarize light penetrating the optical system differently in two spatial regions. The invention further relates to a surgical visualization system having such a head-mounted visualization system and to a visualization method for a surgical environment.

Head-mounted visualization system

A robotic surgical system for treating a patient includes a surgical robot with a moveable robot member, an actuator for moving the robot member to 6D poses in a surgical field and for driving the robot member to act in the surgical field, a robot sensor for providing robot sensor data, and a control device for controlling the actuator according to a control program and under feedback of the robot sensor data, a processing unit configured to provide the control program to the control device, and to include and utilize a virtual anatomical model, a virtual surgical robot simulating movement and driving of the robot member, a surgical simulator, a sensor simulator, and a machine learning unit to create the control program, the machine learning unit reading the sensor simulator, the virtual surgical robot, and the virtual surgical field and feeding the virtual surgical robot.

Robotic surgical system and method for configuring a surgical robot

The present invention relates to a system for acquiring and visualizing OCT signals, comprising an OCT system and a display means designed for the time-resolved display of image data. The system further comprises a control unit configured to drive the OCT system to acquire a time-resolved OCT signal of a selected field of view of the sample and to determine a time-resolved OCT image on the basis of the acquired time-resolved OCT signal and a specifiable virtual viewing direction and to display the time-resolved OCT image on the display means. The present invention also relates to a corresponding method for acquiring and visualizing OCT signals.

System for acquiring and visualizing OCT signals

An optical imaging device includes at least a first and a second image recording units for generating a first and a second original images of an object, wherein the original images differ at least with regard to an image parameter, wherein the image recording units are arranged such that original images are recorded from the same perspective, an image processing unit configured to further process the original images and an image display unit configured to reproduce displayed images generated from the processed original images. The image processing unit is configured to supplement at least one of the two original images with image information from the other original image to generate a displayed image. In addition, a corresponding method is provided.

Optical imaging device and method for improving displayed images

A scanning image generation apparatus is provided and includes an image information acquisition unit for scanning grid points of an object and for acquiring, on the basis of the scanned grid points, items of image information that represent an image. An evaluation unit has a software routine for evaluating at least some of the items of image information and for classifying the items of image information as usable or unusable on the basis of the evaluation. The apparatus also includes a release unit which enables an image recording if the evaluated items of image information are classified as usable by the evaluation unit. The scanning image generation apparatus moreover includes a memory with at least one quality profile stored thereon. The quality profile contains a person-specific software routine for evaluating and classifying the items of image information. The software routine is loadable into the evaluation unit.

Scanning image generation apparatus and scanning image recording method

The invention relates to a method for operating a visualization system in a surgical application, wherein at least one image representation of a region to be operated on and/or operated on is captured by means of a capturing device, wherein the at least one image representation is displayed on a main display device, wherein a pose of a visualization device that can be worn on the head relative to a display surface of the main display device is captured by means of a pose sensor system, and wherein at least one three-dimensional augmentation information item corresponding to the at least one image representation displayed is generated and/or provided and is displayed on a display device of the visualization device, wherein the augmentation information item is generated and/or provided in consideration of the captured pose in such a way that the at least one image representation displayed on the main display device is extended into a three-dimensional region by the at least one three-dimensional augmentation information item corresponding to said at least one image representation. Furthermore, the invention relates to a visualization system for a surgical application.

Method for operating a visualization system in a surgical application, and visualization system for a surgical application

A head-mounted visualization unit is provided with an at least partially light-transmissive optical system. The optical system has a first optical channel assigned to a first eye of a user and a second optical channel assigned to a second eye of the user. The first optical channel is substantially transmissive to optical radiation of a first polarization and substantially opaque to optical radiation of a second polarization, with the first polarization substantially orthogonal to the second polarization. The second optical channel is substantially transmissive to optical radiation of the second polarization and substantially opaque to optical radiation of the first polarization. A polarizer and a light attenuator are arranged in the first optical channel. The light attenuator is arranged downstream of the polarizer in a direction toward the first eye of the user.

Head-mounted visualization unit and visualization system comprising light-transmissive optical system

The invention relates to a method for operating a visualization system in a surgical application, wherein a registration device of the visualization system provides a video data stream with a first image size as an output, wherein an image excerpt of the video data stream with a second image size that has been reduced in relation to the first image size is transmitted to a head-mounted visualization device via a communications link and is displayed on a display device of the visualization device, wherein a viewing direction of a user is registered by means of a sensor system, and wherein the image excerpt of the video data stream is defined on the basis of the registered viewing direction. Further, the invention relates to a visualization system.

An apparatus for classifying a brain tissue area as functional or non-functional by a stimulation of the brain includes a receiver unit for receiving information about a performed stimulation, a recording device for recording images that represent the brain tissue area, a detection unit for detecting a change in perfusion in the brain tissue area, and a classification unit configured to determine with the information whether there is a correlation between the performed stimulation and the detected change in perfusion, and to classify the brain tissue area as functional or as non-functional. The recording device is an endomicroscope for recording endomicroscopic images of the brain tissue area with a spatial resolution better than 20 &#x3bc;m and a frame rate of at least 0.4 frames per second. The detection unit is configured to detect a change in perfusion based on the positions of certain tissue structures in the recorded images.

Apparatus and method for classifying a brain tissue area, computer program, non-volatile computer readable storage medium and data processing apparatus

Growing community of inventors

Aalen, Germany

Christoph Hauger