Abstract: A multi-part medical marker (1) comprising a marker core consisting of at least two corresponding parts (2a, 2b) and comprising a detectable surface, wherein the surface is substantially formed from a detectable coating (4) which is applied to the surface (3) of the parts (2a, 2b) of the marker core (2). An apparatus for producing a medical marker comprising a marker core (?2) and a detectable surface, comprises: —a first feeding device (16) for providing the marker core (2); —an application device (17) for applying a detectable layer to the surface (3) of the marker core (2); and—a transport device (18) for transporting the marker core (2) within the apparatus.

Abstract: Provided is a method for controlling a surgical navigation system. A detection unit for detecting system control inputs made by a user is associated with a surgical navigation system, the navigation system is controlled in accordance with the control inputs, and user gestures are used as said control inputs. A gesture or a initiating user gesture defines a virtual volume surrounding the initiating gesture's limits, and further predetermined gestures made in the virtual volume are recognized as a control input. Also provided is a control system for a surgical navigation system. The navigation system is associated with a detection unit for detecting system control inputs made by a user, the navigation system is controlled in accordance with the control inputs, and the detection unit includes a gesture detection system for detecting user gestures.

Abstract: Provided is a method for controlling a surgical navigation system. A detection unit for detecting system control inputs made by a user is associated with a surgical navigation system, the navigation system is controlled in accordance with the control inputs, and user gestures are used as said control inputs. A gesture or a initiating user gesture defines a virtual volume surrounding the initiating gesture's limits, and further predetermined gestures made in the virtual volume are recognized as a control input. Also provided is a control system for a surgical navigation system. The navigation system is associated with a detection unit for detecting system control inputs made by a user, the navigation system is controlled in accordance with the control inputs, and the detection unit includes a gesture detection system for detecting user gestures.

Abstract: A multi-part medical marker (1) comprising a marker core consisting of at least two corresponding parts (2a, 2b) and comprising a detectable surface, wherein the surface is substantially formed from a detectable coating (4) which is applied to the surface (3) of the parts (2a, 2b) of the marker core (2).

Abstract: The invention relates to a control system for a surgical navigation system, wherein the navigation system is associated with a detection unit for detecting system control inputs made by a user, and wherein the navigation system is controlled in accordance with the control inputs and the detection unit comprises a gesture detection for detecting user gestures. The invention also relates to a method for controlling a surgical navigation system, wherein a detection unit for detecting system control inputs made by a user is associated with the surgical navigation system, the navigation system is controlled in accordance with the control inputs, and user gestures are used as said control inputs.

Abstract: The present invention relates to a method for producing a multi-part medical marker (1) comprising a marker core (2) consisting of at least two corresponding parts (2a, 2b) and comprising a detectable surface, said method comprising the following steps: —providing the parts (2a, 2b) of the marker core (2); —applying a detectable layer (4) to the surface (3) of the parts (2a, 2b) of the marker core (2); and —joining the parts (2a, 2b) of the marker core (2) together to form a marker (1). The present invention also relates to a multi-part medical marker comprising a marker core consisting of at least two corresponding parts (2a, 2b) and comprising a detectable surface, wherein the surface is substantially formed from a detectable coating (4) which is applied to the surface (3) of the parts (2a, 2b) of the marker core (2).

Abstract: A medical holder device to which a flexible medical tooltip comprising an optical fibre can exchangeably be attached, the medical holder device comprising an optical fibre connector for receiving the proximal end of the optical fibre, a light source adapted to emit light into the optical fibre, a light receiver adapted to receive light reflected at the distal end of the optical fibre and to output a corresponding output signal and a processing unit adapted to receive the output signal from the light receiver and to calculate a bending of the optical fibre.

Abstract: The invention relates to a system for controlling and/or operating a medical device (30) associated with a display (20; 50) on which medical images (24) and/or control and/or operating elements (21, 22, 25) are displayed, wherein the system comprises: —a light pointer (10; 40) which projects a delimited light cursor (14; 44); —a light detection device which is associated with the display and comprises a sensor (23) for determining the presence and location of the light cursor (14; 44) projected by the light pointer (10; 40); and—a converter (26) which converts the captured presence and location information into control and/or operating commands for the medical device.

Abstract: The present invention relates to a method for producing a multi-part medical marker (1) comprising a marker core (2) consisting of at least two corresponding parts (2a, 2b) and comprising a detectable surface, said method comprising the following steps:—providing the parts (2a, 2b) of the marker core (2);—applying a detectable layer (4) to the surface (3) of the parts (2a, 2b) of the marker core (2); and—joining the parts (2a, 2b) of the marker core (2) together to form a marker (1). The present invention also relates to a multi-part medical marker comprising a marker core consisting of at least two corresponding parts (2a, 2b) and comprising a detectable surface, wherein the surface is substantially formed from a detectable coating (4) which is applied to the surface (3) of the parts (2a, 2b) of the marker core (2).

Abstract: A medical navigation system, comprising at least one laser scanner, at least one marker and a processing unit, wherein a laser scanner comprises a laser for generating a laser beam and a laser positioning unit for varying the direction of the laser beam in at least one dimension, wherein a marker comprises a detector for the laser beam and is configured to send an information signal to the processing unit when the laser beam hits the detector, and wherein the processing unit is configured to calculate the location of a marker from the information signal sent by the marker.

Abstract: The invention relates to a control system for a surgical navigation system, wherein the navigation system is associated with a detection unit for detecting system control inputs made by a user, and wherein the navigation system is controlled in accordance with the control inputs and the detection unit comprises a gesture detection for detecting user gestures. The invention also relates to a method for controlling a surgical navigation system, wherein a detection unit for detecting system control inputs made by a user is associated with the surgical navigation system, the navigation system is controlled in accordance with the control inputs, and user gestures are used as said control inputs.

Abstract: The invention relates to a system for controlling and/or operating a medical device (30) associated with a display (20; 50) on which medical images (24) and/or control and/or operating elements (21, 22, 25) are displayed, wherein the system comprises: —a light pointer (10; 40) which projects a delimited light cursor (14; 44); —a light detection device which is associated with the display and comprises a sensor (23) for determining the presence and location of the light cursor (14; 44) projected by the light pointer (10; 40); and—a converter (26) which converts the captured presence and location information into control and/or operating commands for the medical device.

Abstract: The invention relates to a medical image registration method in which an actual part of a patient's body is locationally assigned to a stored image of the part of the body with computer assistance, wherein the part of the patient's body comprises a rigid structure and a soft-tissue structure above it, wherein the location of at least one reference point on the rigid structure is ascertained, through the closed soft-tissue structure, by means of optical coherence tomography (OCT), when detecting the actual spatial location of the part of the body. It also relates to a pointer unit of a medical image registration apparatus, which comprises an optical coherence tomography (OCT) scanner or its emitting unit.

Abstract: The invention relates to a method for identifying and localizing body tissue, in which a light beam emitted from a tissue point or tissue region of interest is on the one hand positionally determined with the aid of an optical medical tracking system and is on the other hand analyzed with respect to its light properties, in order to determine from this the nature of the tissue point or tissue region. It also relates to a device for identifying and localizing body tissue, comprising: an optical medical tracking system which detects a light beam emitted from a tissue point or tissue region of interest and positionally determines the location of the tissue point or tissue region; and a light analyzer which analyses the light beam with respect to its light properties, in order to determine from this the nature of the tissue point or tissue region.