Abstract: A patient positioning system for radiotherapy, comprising a device for positioning a patient within the framework of treatment planning, using image detection and/or carrying out radiation treatment, comprising a patient bed on which a patient is positioned, wherein means are provided by which the same bed may be arranged both on a planning couch for image detection within the framework of treatment planning as well as on a radiotherapy table, and by providing a reference means on the patient bed by which the position of the immobilized patient or of a marked radiation target is determined with respect to the patient bed. Within this framework, a corresponding method is also provided, as well as an adjusting means for the transport and the bed.

Abstract: Method for displaying changes in medical image data, comprising the steps of acquiring at least two medical anchor image datasets representing medical image data at different points in time, determining at least one transformation calculating at least one intermediate image dataset representing intermediate image data by using the transformation and displaying the medical image data represented by the anchor image datasets and the intermediate image dataset(s) as an image sequence.

Abstract: A catheter for administering a substance into a patient's tissue including a number of pressure sensors for detecting changes in the shape of the catheter or s a backflow along the surface of the catheter. In response to the pressure distribution profile collected along the surface or length of the catheter, the physician may simulate or adapt the substance administration plan to accommodate the actual position of the catheter or the backflow along the surface of the catheter.

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 method for tracking at least one rigid object part of a rigid reference object, wherein the rigid object part can be detached or removed from the rigid reference object is provided. The method includes obtaining a patient data set of a region around the object part, attaching a first reference star in a fixed position relative to the object part situated on the reference object, detecting reference points on the reference object and ascertaining three-dimensional spatial positions of the reference points of the reference object, assigning the three-dimensional spatial positions of the reference points of the reference object to corresponding points in the patient data set, attaching a second reference star to the object part, ascertaining positional information of the second reference star; and ascertaining positional information of the object part or tracking the object part based on the positional information of the second reference star.

Abstract: The invention relates to a surgical instrument comprising a handle portion or mounting portion and a functional portion and/or tip, wherein a display device is provided on the instrument and includes or enables displays which serve to assist in image-guided and/or navigation-assisted surgery. It also relates to a method for navigating a surgical instrument, wherein its position is determined and tracked by means of a medical tracking system and the position data is processed within the framework of medical navigation by means of a medical navigation system, wherein displays for navigation assistance and/or for assisting in image-guided surgery are provided on the instrument or on an element which is positionally assigned to the instrument or fastened to the instrument.

Abstract: The invention relates to a medical tracking reference, comprising a fastening arm and a reference array holding arm to which a reference array is or can be attached, and comprising a joint between the arms which can be fixed using a fixing array, wherein the fixing array of the joint comprises a bonding connection which can be fixed using a curable bonding agent. It also relates to a method for setting the alignment of a medical tracking reference.

Abstract: A device for registering in a medical navigation system a position and/or orientation of a patient's pelvis includes a pelvic registration frame. A plurality of positioning elements are arranged on the pelvic registration frame so as to define a plane, wherein the plurality of positioning elements are movable with respect to each other to enable placement of the positioning elements at defined pelvic points of the patient's pelvis. At least one position transmitter is arranged in an unambiguously defined position and/or orientation relative to the frame.

Abstract: A mounting device for arranging a medical apparatus on a bone includes a fastening portion for fixing the mounting device to the bone. The fastening portion is configured to interface with the bone and operative to fix the mounting device to the bone using a vacuum.

Abstract: A method for planning to treat tissue by administering a substance which emits energy or can interact with administered energy to a body, such as body tissue, wherein a dispersion of the substance in the body is simulated, and to a system or device for planning administering a substance and administering energy to a body or in body tissue.

Abstract: A planning method and device for knee implants, wherein spatial data on the configuration of a patient's genicular anatomy, in particular of at least a part of the femur and/or the patella and/or the tibia, are captured in order to be inputted into a computer-assisted planning station; the movement of the parts of the genicular anatomy is recorded using a tracking and/or motion capturing method; the captured anatomical and movement data are made available to the computer-assisted planning station; a part of the patient's genicular anatomy is virtually replaced in the planning station by a sample implant and movements of the knee together with the sample implant are simulated; contact and impingement between the non-replaced parts of the genicular anatomy and the implant during the virtual movement is ascertained according to its magnitude; and wherein an adjustment of the positioning, shape or orientation of the implant or of a number of these parameters is determined until the contact and impingement become

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 invention relates to a method for determining preferred alignments of a treatment beam generator, which is suitable for irradiating an object, relative to a body, wherein the visibility of the object in at least one image is taken into account when determining the preferred alignments, wherein the image is obtained by means of at least one imaging device, the position of which relative to the treatment beam generator is known and invariable.

Abstract: A method for determining arrangement data which represents an arrangement of measurement points on an anatomical structure of a patient, wherein the arrangement data is individually determined for different regions of the anatomical structure.

Abstract: The invention relates to a device, system, and method for making an incision into a patient's bone using a cutting block, wherein locations of reference objects of the patient's body are defined with respect to a reference coordinate system. The device may include: a cutting guide having an incision plane; a localization reference for determining a spatial position of the incision plan (the localization reference secured to the cutting guide); a fixation device secured to the bone; an adjusting device for setting a position of the incision plane relative to the bone, wherein a location of the adjusting device is defined with respect to a base coordinate system; and a pre-adjusting device for aligning the base coordinate system with respect to the reference coordinate system.

Abstract: The invention relates to a medical instrument, comprising a signal transmitter and at least one activating device for activating the transmitter which is provided on a transmitter unit which is separate from the instrument, wherein the transmitter unit is a unit which can be fastened to the exterior of the instrument. It also relates to a method for controlling a treatment-assisting medical software by means of a signal transmitter which is arranged on a medical instrument, wherein the instrument is positionally detected by means of a medical tracking system, and wherein the software assigns a different significance to the signal output by the transmitter depending on the position of the instrument.

Abstract: A sterile drape for a trackable medical device includes a reinforced film portion and a holding or tensing device. The holding or tensing device is operative to draw the reinforced film portion taut or smooth on or over a surface of the medical device.

Abstract: The present invention refers to a data processing method for use in the field of radiation therapy and for determining a relative position between the position of the bony structure and a reference position at a monitoring time, the relative position being referred to as monitoring bone position, wherein an anatomical structure of a patient includes the bony structure and a treatment body part to be treated by at least one treatment beam of a treatment device, the reference position having a defined relative position with respect to an actual arrangement of at least one position of the at least one treatment beam; the data processing method being constituted to be performed by a computer and comprising the following steps: •providing CBCT image data describing a three-dimensional CBCT image of the bony structure, the CBCT image representing the bony structure at a pre-alignment time; •providing x-ray image data describing at least one two-dimensional x-ray image of the anatomical structure, the at least one t

Abstract: A method for preparing the reconstruction of a damaged bone structure using an implant, comprising the following steps which are carried out by a computer (2): a) performing atlas segmentation on a structure dataset which represent the structure to be reconstructed, and determining healthy objects and defective objects within the damaged structure; b) determining a target structure by modelling replacements for the defective objects within the damaged structure; c) selecting an implant on the basis of the target structure, and providing a shape dataset which represents the shape of the implant; d) positioning the selected implant in order to find the optimum implant position; e) determining whether or not the selected implant is suitable, and returning to step c) if the implant is determined to not be suitable; and f) exporting the suitable implant to a medical navigation process.

Abstract: The present invention relates to a virtual machine (VM) for processing digital data (MD), in particular medical data by executing a digital data processing application program, in particular a medical data application program called MeDPAP, the virtual machine (VM) being a simulation of a computer, the virtual machine comprising at least the following components: a MeDPAP controller (MC) which is constituted—so that it can be addressed by a Uniform Resource Identifier called VM-URI via a wide area network (WAN), —to support direct interoperable interaction with a client application (MCA) over the wide area network (WAN), —to assign a Uniform Resource Identifier called MeDPAP-URI to the MeDPAP, and —to send the assigned MeDPAP-URI to the client application via the wide area network (WAN); and the MeDPAP which is constituted—to process the digital data (MD), —so that it can be addressed by the client application via the wide area network (WAN) by using the MeDPAP-URI, and —to support direct interaction with the