A61B90/25

Mount for a digital surgical microscope with position correction

A mount for an optical apparatus having an image recording unit and an image rendering unit includes a first securing device for the recording unit, a second securing device for the rendering unit, and a connecting rail interconnecting the securing devices. The connecting rail is arranged so as to be displaceable in the y-direction in relation to the second securing device via a linear actuator. The first securing device includes a rotation device arranged so as to be rotatable about an axis of rotation extending in the x-direction. The mount includes a controller which is configured to displace the connecting rail in the y-direction in relation to the second securing device via the actuator when the first securing device is rotated about the tilt axis such that the distance between the focal point and the second securing device is kept constant within a certain interval.

MEDICAL OBSERVATION DEVICE AND LENS BARREL OF MEDICAL OBSERVATION DEVICE

To achieve improvement in functionality resulting from switching of optical elements and miniaturization of the device. A medical observation device includes: an imaging optical system configured to capture an image of a subject; an image sensor configured to photoelectrically convert the image of the subject captured by the imaging optical system; and an element holding frame configured to hold a plurality of optical elements and to be capable of being rotated around a rotation shaft. An axial direction of the rotation shaft is set to a direction orthogonal to an optical axis direction that is a direction of a line from the imaging optical system to the image sensor, and the element holding frame is rotated and thus at least one of the optical elements among the plurality of optical elements is positioned on an optical axis. Thereby, the element holding frame is rotated around a rotation shaft whose axial direction is set to the direction orthogonal to the optical axis direction and thus at least one of the plurality of optical elements is positioned on the optical axis, and therefore it is possible to achieve improvement in functionality resulting from switching of the optical elements and miniaturization of the device.

MEDICAL DEVICE FOR EYE SURGERY
20220031502 · 2022-02-03 ·

A control unit for a surgical device, said surgical device (2) comprising: at least one surgical tool comprising an end, called distal, adapted to come into contact with a patient (5), and adapted to be positioned in the patient (5), at least one robotic mobile element (7) on which the surgical tool is mounted, the robotic mobile element (7) being adapted to move said surgical tool, at least one depth imaging tool (8) adapted to acquire a depth image (22) at an acquisition area on the patient (5), said imaging tool (8) being adapted to move the acquisition area on the patient (5), said control unit (1) being adapted to send information to the at least one robotic mobile element (7) and/or the imaging tool (8) so that the position of the acquisition area substantially coincides with the position of the distal end of the surgical tool.

MEDICAL OBSERVATION APPARATUS AND MEDICAL OBSERVATION SYSTEM

Provided is a medical observation apparatus including: a columnar microscope unit configured to image a minute part of an object to be observed with magnification and thereby output an imaging signal; and a support unit including a first joint unit holding the microscope unit in a rotationally movable manner around a first axis parallel to a height direction of the microscope unit, a first arm unit holding the first joint unit and extending in a direction different from the height direction of the microscope unit, a second joint unit holding the first arm unit in a rotationally movable manner around a second axis orthogonal to the first axis, and a second arm unit holding the second joint unit. In a plane passing through the first and second axes, a cross section of the microscope unit, the first and second joint units, and the first and second arm units is included in a circle that has a center at a focus position of the microscope unit and passes through an end point of the first joint unit that is at the maximum distance from the focus position. Thus, when imaging an object to be observed and displaying the image, the user's visual field for observing the displayed image can be sufficiently ensured.

MEDICAL DISPLAY SYSTEM, CONTROL DEVICE, AND CONTROL METHOD

The present technology relates to a medical display system, a control device, and a control method to make it possible to present necessary information without disturbing concentration of an operator.

A medical display system according to the present technology includes a control device including an acquisition unit that acquires an operative field image signal generated by a medical imaging device that images an operative field of a patient and a presented information signal generated by a device that includes an external device excluding the medical imaging device and a control unit that generates a display image on the basis of the operative field image signal and the presented information signal, in which the control unit generates the display image by arranging and displaying presented information generated from the presented information signal in an upper region of a display region of the display image, arranging and displaying an operative field image generated on the basis of the operative field image signal in a middle region that has a length equivalent to the upper region in a horizontal direction, and arranging and displaying user interface information used to control the control device in a region on a lower side of the upper region. The present technology is applied to a control device that controls display on a display.

MEDICAL OBSERVATION DEVICE

A medical observation device includes: an imaging device; a support unit that supports the image-capturing unit and includes arms and joints rotatably connecting the arms; a motor that applies power to at least one of the joints, and rotates two of the arms connected at the joint relative to each other; a gear mechanism that includes two intermeshing gears and is disposed in a power transmission path from the motor to the at least one joint; an operation receiver that receives a user operation; and a controller that performs first control for causing the motor to rotate in accordance with the user operation received by the operation receiver and performs second control after the first control is completed and rotation of the motor is stopped.

MEDICAL OBSERVATION DEVICE

A medical observation device includes: an imaging device; a support unit that supports the image-capturing unit and includes arms and joints rotatably connecting the arms; a motor that applies power to at least one of the joints, and rotates two of the arms connected at the joint relative to each other; a gear mechanism that includes two intermeshing gears and is disposed in a power transmission path from the motor to the at least one joint; an operation receiver that receives a user operation; and a controller that performs first control for causing the motor to rotate in accordance with the user operation received by the operation receiver and performs second control after the first control is completed and rotation of the motor is stopped.

VIDEO GLASSES FOR USE WITH A STEREOSCOPIC MICROSCOPE FOR MICROSURGICAL PROCEDURES ON PATIENTS

The invention relates to video glasses and a stereoscopic microscope with video glasses for use in microsurgical procedures. The video glasses comprise a support device configured to fasten the video glasses to a head of a user, an image display unit for outputting images, a joint with a rotational axis, which connects the support device with the image display unit rotationally about the rotational axis between an operating position, in which the image display unit is arranged in front of the eyes of the user and images can be displayed to the user, and a rest position, in which the image display unit is arranged upwards out of the visual field of the user, and a locking device. The locking device comprises a latching device and a catch arranged to let the latching device upon rotation in a rotational direction about the rotational axis engage the catch in a holding position and to release the latching device from the catch upon further rotation in the rotational direction, and wherein a rotation in the opposite rotational direction beyond the holding position is impeded as long as the latching device is engaged in the catch.

VIDEO GLASSES FOR USE WITH A STEREOSCOPIC MICROSCOPE FOR MICROSURGICAL PROCEDURES ON PATIENTS

The invention relates to video glasses and a stereoscopic microscope with video glasses for use in microsurgical procedures. The video glasses comprise a support device configured to fasten the video glasses to a head of a user, an image display unit for outputting images, a joint with a rotational axis, which connects the support device with the image display unit rotationally about the rotational axis between an operating position, in which the image display unit is arranged in front of the eyes of the user and images can be displayed to the user, and a rest position, in which the image display unit is arranged upwards out of the visual field of the user, and a locking device. The locking device comprises a latching device and a catch arranged to let the latching device upon rotation in a rotational direction about the rotational axis engage the catch in a holding position and to release the latching device from the catch upon further rotation in the rotational direction, and wherein a rotation in the opposite rotational direction beyond the holding position is impeded as long as the latching device is engaged in the catch.

SURGICAL TOOL FOR ROBOTIC SURGERY AND ROBOTIC SURGICAL ASSEMBLY

A medical instrument for surgery includes at least one frame and at least one jointed device. The jointed device includes at least one first joint member, or first link, adapted to connect to at least one portion of the frame and at least one second joint member, or second link. The first joint member is connected by a rotational joint to the second joint member. The medical instrument includes at least a pair of tendons, adapted to move the second joint member with respect to the first joint member. Each of the first joint member and the second joint member includes a main structural body made in a single piece with one or more convex contact surfaces. Each of the convex contact surfaces is a ruled surface formed by straight line portions all parallel to each other and substantially parallel to a joint movement axis.