Abstract: The present invention relates to a data processing method for use in the field of radiation therapy and for determining a position of a treatment body part relative to an actual arrangement of at least one position of a treatment beam issued by a treatment device, the position being called monitoring tissue position and the treatment body part being a soft tissue part of an anatomical structure of a patient; the data processing method being constituted to be performed by a computer and comprising the following steps: ? providing CBCT data describing a three-dimensional CBCT image of the anatomical structure, the three dimensional CBCT image representing the treatment body part and a bony structure in a relative position to each other, called tissue-bone pre-alignment position, at a point in time, called pre-alignment time; ? providing x-ray data describing information on a position of the bony structure, called monitoring bone position, relative to the actual arrangement at a point in, time during treatment,

Abstract: A data processing method for determining an enhancing structure of interest within an anatomical body part, wherein the structure of interest exhibits an enhanced signal in an image of the anatomical body part generated by a medical imaging method using a contrast agent, said method being designed to be performed by a computer and comprising a region growing algorithm.

Abstract: A method for modifying a first data set, which is called the target data set and represents the contour of an anatomical object, the method comprising the steps of: —matching a second data set, which is called the template data set and comprises a template for the modification and a template of the object, to the target data set such that the object template in the template data set matches the object in the target data set, thereby also adapting the modification template; —applying the adapted modification template to the target data set.

Abstract: The present invention relates to a data processing method for determining an infusion location in an anatomical region of interest of a patient's body for infusing a medical substance, the method being executed by a computer and comprising steps of: a) acquiring permeability data comprising information about the permeability of anatomical vessels in the body; b) acquiring body vessels set data comprising information about a body vessel set, wherein the body vessel set represents a set of at least one anatomical body vessel in the patient's body and wherein the body vessel set data comprises information about the spatial structure of the at least one body vessel; c) acquiring coverage condition data comprising information about a predetermined coverage of a target region with the medical substance; d) determining, for a plurality of candidate infusion locations, candidate coverage data comprising information about a candidate coverage of a target region with the medical substance based on the permeability data

Abstract: The present invention relates to a data processing method for providing variation data which describe a physically-varying anatomical structure, in particular an indiscernible anatomical structure, in particular a non-enhancing tumor, comprising the steps of: providing second image data which describe a second image of a region of an anatomical body, wherein the region includes a second anatomical part which includes the physically-varying anatomical structure; providing first image data which represent a first image of the same region, wherein said same region includes a first anatomical part which does not include the physically-varying anatomical structure or which includes the physically-varying anatomical structure in a different physical state than in the second anatomical part; providing position change data which describe positional changes of corresponding image elements between the first image and the second image, on the basis of the first and second image data; and providing the variation data on

Abstract: The present invention relates to a method for positioning an arrangement of at least one beam position relative to a patient's body when the patient is placed for treatment by means of a treatment device which can emit treatment radiation, wherein the at least one beam position describes at least one position of at least one treatment beam, wherein the arrangement is referred to as the treatment arrangement and the treatment beam comprises the treatment radiation, wherein the method is executed by a computer and comprises the following steps: providing treatment beam absorption data which describe the absorption properties of the at least part of the body with respect to absorbing the treatment radiation, and the relative position between the at least part of the body and the treatment arrangement; providing treatment beam data which describe radiation properties of the at least one treatment beam; providing condition data which describe a condition for treating the at least part of the body; determining an

Abstract: A data processing method for determining atlas data and comprises information on a description of an atlas image of a general anatomical structure. The method performed by a computer comprises: acquiring patient data which comprise a description of a set of images of an anatomical structure of a set of patient images and each patient image is associated with image representation parameters; acquiring model data which comprise information on a description of a model image of a model of an anatomical structure of a patient; determining matching transformations which are constituted to respectively match the set of patient images of the set of patients to the model image by matching images associated with the same parameter set; determining an inverse average transformation by applying an inverting and averaging operation to the determined matching transformations; and determining the atlas data.

Abstract: The invention relates to an instrument for use in computer guided surgery. The instrument includes a shaft and a reference element adapter, wherein the reference element adapter is directly couplable to the shaft and rotatable about the shaft. A selectively operable mechanical retainer provides retention of the reference element adapter to an instrument shaft adapting interface of the instrument shaft. The instrument also includes a reference element orientating mechanism arranged at an interface between the instrument shaft adapting interface and the reference element adaptor. The reference element orienting mechanism is capable of fixing at least one angular position of the reference element. The instrument also includes a grip piece interface on the instrument shaft, and a grip piece is selectively couplable to the grip piece interface.

Abstract: The invention relates to a method for controlling a surgical microscope (1), wherein the position of the optical system (30) of the microscope (1) is tracked within an operating space by a position tracking system (40), wherein the optical system carrier (20) can be moved by means of a motorized carrier moving system (22, 23, 24). The line of sight of the optical system (30) is automatically set by moving the optical system carrier (20) and is aligned with a predefined direction in said operating space.

Abstract: A data processing method for determining the position of a main plane of an anatomical body part, comprising the steps of: • providing absolute auxiliary point data which describe the position of at least one actual auxiliary point of the body part relative to a marker device attacked to the body part, the at least one actual auxiliary point being outside the main plane; • providing relative point data which constrain the possible positions of the main plane relative to the at least one actual auxiliary point; • providing absolute main point data which describe the position of one or two actual main points of the body part relative to the marker device attached to the body part, said one or two actual main points lying in the main plane and/or calculating the position of at least one virtual main point relative to the marker device, said at least one virtual main point being in the main plane and being calculated based on the absolute auxiliary point data and the relative point data; • calculating a position

Abstract: The invention relates to a data processing method of determining a change of an image of an anatomical body part of a patient's body, the method being executed by a computer and comprising the following steps: a) acquiring static medical image data comprising static medical image information describing anatomical body part in a first anatomical spatial state of an anatomical vital spatial change of the anatomical body part; b) acquiring patient model data comprising patient model information describing a model body part corresponding to the anatomical body part, wherein the patient model information describes the model body part in a plurality of model spatial states of a model vital spatial change corresponding to the anatomical vital spatial change; c) determining spatial state mapping data comprising spatial state mapping information describing at least one of a first mapping from the model body part in a first one of the plurality of model spatial states to the model body part in a second, different one o

Abstract: A medical catheter (1) comprising an inner catheter tube (2) and an outer catheter tube (3), wherein the inner catheter tube (2) has at least one outlet port (6) for a medical liquid at its distal end and the outer catheter tube comprises two parts of differing rigidities, namely a flexible part (5) and a rigid part (4), wherein the flexible (5) part is located at the distal end of the outer catheter tube (3) and the distal end of the flexible part (5) is connected to the inner catheter tube (2), and wherein the medical catheter also comprises a drive means (7) for generating a relative movement between the inner catheter tube (2) and the rigid part (4) of the outer catheter tube (3).

Abstract: The present disclosure relates to a feedback system for control or input gestures in a medical environment, which includes a presence detector which generates a threshold and acquires detection data which describe whether a medical input gesture reaches and/or crosses the threshold; and the extent to which the gesture has passed the threshold; and a computer which is connected to the presence detector and triggers a sterility-preserving response to a positive detection by the presence detector including information how dangerous the situation is becoming with regard to non-sterility. The invention also relates to a medical image display system comprising such a feedback system and to a method of providing sterility-preserving feedback with respect to control or input gestures in a medical system.

Abstract: A method for finding fibers in image data of a brain, comprising the steps of: matching (S2) a functional atlas of the brain to an image data set which represents a medical image of the brain; performing functional atlas segmentation (S3) in order to segment the image data set into functional areas; using (S4, S8) the segmented image data set to determine at least one seed point for a fiber tracking algorithm; and - performing (S5) fiber tracking in order to find the fiber.

Abstract: The present application relates to an endoprosthesis including a first member which is connected to a patient's bone; a second member which is adjustably coupled to the first member by a coupling device; wherein the coupling device configured to generate a movement of the second member relative to the first member. The present application also relates to an artificial joint including such an endoprosthesis and to an endoprosthesis placement system including such an endoprosthesis or artificial joint and a projection device which is configured to project visible light markings, acquired from pre-operational and/or intra-operational patient data, onto the patient and/or the endoprosthesis, thus enabling visible alignment markings of the endoprosthesis to be aligned with respect to projected visible light markings so as to allow a proper adjustment of the endoprosthesis.

Abstract: The present disclosure relates to a feedback system for control or input gestures in a medical environment, which includes a presence detector which generates a threshold and acquires detection data which describe whether a medical input gesture reaches and/or crosses the threshold; and a computer which is connected to the presence detector and triggers a sterility-preserving response to a positive detection by the presence detector, wherein the computer is configured to provide user guidance comprising a warning message if actual contact with a medical display has been detected by the presence detector or a touch screen display or a touch detector on the display. The invention also relates to a medical image display system comprising such a feedback system and to a method of providing sterility-preserving feedback with respect to control or input gestures in a medical system.

Abstract: A data processing method of determining a treatment plan including a corresponding program and a computer running the program. The treatment plan describes a medical treatment to be carried out on a patient and executed by a computer, including acquiring current patient data comprising current patient information about a current patient's body, and determining, based on the current patient data, reference treatment plan data comprising reference treatment plan information about a reference treatment plan.

Abstract: A method is provided for planning a position and/or a movement trajectory of a medical instrument in a heterogeneous body structure. The method includes providing at least one of a) body structure data corresponding to mechanical properties of the heterogeneous body structure, wherein said mechanical properties influence a movement of the instrument through the heterogeneous body structure due to the mechanical interaction between the instrument and the heterogeneous body structure, b) instrument data concerning mechanical and/or geometric properties of the instrument, or c) movement data concerning mechanical properties that are intended to cause and/or describe a movement of the instrument through the heterogeneous body structure. The position and/or movement trajectory-of the instrument or a probability that said position and/or movement trajectory will be achieved then is determined based on at least one of the movement data, the body structure data or the instrument data.

Abstract: A malleolar registration clamp comprising a reference unit and a receiving portion for receiving the malleolus, wherein the receiving portion is designed to receive at least part of the malleolus in a defined position relative to the receiving portion, and the position of the reference unit relative to the receiving portion is defined.