Abstract: A device for holding a transmitter arrangement in a surgical navigation system has a base part and a fastener insertable into bone. A joint arrangement, which is held on the base part, includes a head, a shaft and a receiving part. The shaft extends away from the head and carries the transmitter arrangement. The head and transmitter arrangement are fixable with respect to the receiver part in a desired orientation. The head has a surface with a plurality of first surface discontinuities. The receiver part has at least one second surface discontinuity configured to mate with each of the first surface discontinuities to fix the head in one of a plurality of orientations. The first surface discontinuities are distributed over the surface of the head in such a way that adjacent orientations are separated by an angle of at most 15°, measured from a center of the head.

Abstract: A medical device has a housing with a front plate. A wireless communication unit is formed in the housing and has at least one antenna. The housing includes at least one EMC-proof housing portion and at least one EMC-permitting housing portion. The at least one antenna is formed in the at least one EMC-permitting housing portion within the housing.

Abstract: A surgical device and surgical system for use in a total knee arthroplasty. The surgical device is configured for aligning an extramedullary alignment rod, and has a supporting portion having at least two supporting geometries. The supporting geometries are each adapted for support on an anterior edge of a tibia. A reference portion projects in an anterior direction from the supporting portion and has at least two reference geometries that are separated from one another along a reference line that extends in a proximodistal direction. The reference line is separated from the supporting line by an anterior distance and extends parallel to the supporting line. The reference geometries and/or the reference line serve as a reference for aligning the extramedullary alignment rod instead of the anterior edge of the tibia. The reference geometries are each adapted for at least mediolaterally form-fit mounting of the extramedullary alignment rod.

Abstract: A medical impact instrument, in particular in the form of an impact hammer, includes a shaft defining a shaft longitudinal direction, a proximal end and a distal end. An impact body is arranged on the shaft and defines a longitudinal axis. The impact body is movable in an impact position on the shaft between a distal stop defining a distal stop position of the impact body and a proximal stop defining a proximal stop position of the impact body for transmitting an impact pulse to the distal end of the shaft in the distal or proximal direction. The impact instrument includes a fixing device for temporarily fixing the impact body to the shaft in at least one, in particular arbitrary, fixing position between the distal stop position and the proximal stop position.

Abstract: A surgical instrument for use in a total knee arthroplasty includes a first fastening device and a guide device releasably coupled to the first fastening device and configured for releasable coupling to a second fastening device. The guide device has a sliding guide with at least one guide slot extending longitudinally along a guide track and at least one sliding member which is received in the at least one guide slot so as to be slidingly movable along the guide track. The first fastening device has at least one push-fit receiver, by which the at least one sliding member is introduced into the at least one guide slot forming a releasable push-fit connection with the first fastening device.

Abstract: A knee-joint endoprosthesis includes a tibia component for proximal fixation to a tibia. The tibia component has a form-fitting section arranged on an upper face. The endoprosthesis also has a meniscus component configured to articulate with a femoral joint component. The meniscus component has a complementary form-fitting section arranged on a lower face. The tibia component and the meniscus component are joined together by a form-fitting connection formed between the form-fitting section and the complementary form-fitting section. At least one reinforcement element is inserted into the meniscus component and is configured to mechanically reinforce the form-fitting joint connection. The reinforcing element is arranged in the region of the complementary form-fitting section.

Abstract: New and innovative systems and methods for auto-navigation in an integrated surgical navigation and visualization system are disclosed. An example system comprises: a single cart providing motility; a stereoscopic digital surgical microscope comprising a surgical visualization camera and a localizer; one or more computing devices (e.g., a single computing device powered by a single power connection) housing and jointly executing a surgical navigation module and a surgical visualization module, wherein the localizer is associated with the surgical navigation module, and wherein the surgical visualization camera is associated with the surgical visualization module; a single unified display; a processor; and memory.

Abstract: A holding device for a sterile product, in particular for a sterile product container or a soft packaging, which device is provided to hold, during a preparation process, a medical product to be sterilised, and comprises communication means, and a part of the communication means is designed for a frequency range such that the part, when the sterile product is closed, supplies data in relation to the medical product to an environment of the sterile product. Also provided are a sterile product and a method for monitoring a sterile product cycle.

Abstract: A knee endoprosthesis for total knee arthroplasty has a femur bearing surface and a tibia bearing surface. The femur bearing surface has a medial surface and a lateral surface. The tibia bearing surface has a concave medial shell and a concave lateral shell and is configured for sliding on the femur bearing surface. The medial and lateral shells form an asymmetric surface. The medial and lateral surfaces form a non-asymmetric or quasi-symmetric bearing surface. The medial and lateral surfaces coincide in an anterior femur condylar radius. The tibia bearing surface forms an anterior contour portion with an anterior point and a posterior contour portion with a posterior point. The anterior point is proximally elevated relative to the posterior point. A portion of the anterior portion at the medial shell forms an antero-medial apex point. An inlay can be arranged at the tibia part.

Abstract: An implant for fixing a cranial bone flap in a cranial opening includes a first portion designed to transfer force to the bone flap, a second portion designed to transfer force to a skull bone encircling the cranial opening, and a mechanism connected to the first portion and the second portion. The mechanism is configured such that a transverse spacing, projected onto a transverse axis of the implant, between the first portion and the second portion, is enlargeable, such that the first portion is pressable radially inwardly against the bone flap, and the second portion is pressable radially outwardly against the skull bone. The first portion and/or the second portion are designed for arrangement in an annular gap formed between an outer circumference of the bone flap and an inner circumference of the skull bone. At least two of such implants can make up an implant system.

Abstract: A medical manual instrument has an instrument body with at least one effector portion, at least one gripping portion and an RFID tag. The RFID tag is preferably a glass/ceramic tag housed in the instrument body in a recessed manner. A cut-out or an open section is formed in the instrument body in a region which is substantially force-free when actuating the manual instrument in an operation, in which cut-out or open section a separate recessed tag holder is housed. The holder fills the cut-out or the open section so as to be adapted to the shape of the manual instrument. The medical manual instrument can be part of a system that includes the medical manual instrument and a reader that can be coupled to the RFID tag for signal transmission.

Abstract: A medical instrument includes at least one internal electrical energy load, preferably an electric motor, a cable plug, and a motor cable, which connects the medical instrument to a cable-side end of the cable plug to supply the at least one energy load. The cable plug has a pole-side end for insertion into a jack preferably located on a control unit. A glass tag can be or is inserted into or attached to the pole-side end without an application of force and is provided and designed to be readable by an antenna located on the jack. An adapter component is configured for retrofitting a jack of a control unit. A system includes a medical instrument, a motor cable, a cable plug and a control unit having a jack.

Abstract: The present disclosure relates to a cover cap (2) for a medical component, in particular for a robotic arm, with a circular cylindrical tube section (4) that is closed at its one longitudinal end and is formed open at its other longitudinal end and has an edge (6) terminating the tube section (4) at the open longitudinal end, wherein the edge (6) lies in a plane inclined in relation to a tube section longitudinal axis, and at least three catch tabs (8, 10, 12) arranged at a distance from one another over the circumference of the tube section (4) and projecting radially inward from the edge (6) for attaching the cover cap (2) by clip-on connection. The present disclosure also relates to an assembly kit having such a cover cap (2) and a base cap (40) over which the cover cap (2) can be seated.

Abstract: A medicinal sterile packaging for packaging a medicinal product includes a first sterile barrier designed to receive the medicinal product in a heat-sealed/sealed manner. A second sterile barrier forms a receiving space for receiving the first sterile barrier in a heat-sealed/sealed manner. An outer protective packaging receives the first sterile barrier and the second sterile barrier. The second sterile barrier is a film that forms at least two air pockets separated from one another in the film by a predefined fold-over or folding edge. When the film is folded over along the fold-over or folding edge, the two air pockets come to lie one on top of the other in alignment, such that the receiving space can be produced between them.

Abstract: A medical drilling apparatus includes a cannulated drill having a longitudinal channel extending coaxially with the longitudinal axis of the drill. The drilling apparatus has, at a proximal end, a drilling apparatus coupling portion for coupling to a handle or a drilling machine in a rotationally fixed manner. The drilling apparatus also has a mandrin with a distal mandrin portion and a proximal mandrin portion. The distal mandrin portion is configured for inserting and closing the longitudinal channel of the drill over the entire or substantially the entire length of the longitudinal channel of the drill in a drilling position. The drill includes, in the region of its proximal end, a drill coupling portion that forms the drilling apparatus coupling portion together with the proximal mandrin portion. The medical drilling apparatus can be part of a medical drilling system.

Abstract: A tibial trial insert system includes a bearing component having a superior articulating surface for articulation with a distal femoral surface, a plate component having an inferior fixation surface for fixation to a proximal tibia, and an adjustment arrangement for adjusting a proximal/distal spacing between the bearing component and the plate component. The adjustment arrangement includes an adjustment device having a superior connector element that engages an inferior surface of the bearing component, an inferior base element adapted to be placed upon a superior surface of the plate component, and a telescopic mechanism coupled to the connector element and the base element. The telescopic mechanism can adjust a thickness of the adjustment device. At least one shim is insertable between the superior surface of the plate component and an inferior surface of the base element for adjusting a height level of the adjustment device relative to the plate component.

Abstract: A patella trial implant includes: (1) a fixation member having a longitudinal axis extending between a posterior portion and an anterior portion, the anterior portion being configured for fixation to a resected patella, and (2) a patella component having a posterior articular surface configured to articulate with a femoral surface and having an anterior contact surface configured to contact the resected patella and defining a frontal plane of the patella component. The patella component has a guide slot defining at least one guide axis extending longitudinally in parallel to the frontal plane. The posterior portion of the fixation member engages in the guide slot. The patella component and the fixation member are movable relative to each other in translation along the at least one guide axis and in rotation about the longitudinal axis of the fixation member.

Abstract: A medical sterile goods container and a device setup for documenting a content and a location of the sterile goods container. The device setup includes the sterile goods container, a transport or storage device, and a holding device insertable into the sterile goods container. The sterile goods container has at least one first identification element that is identifiable by an identifier and able to be read digitally. The first identification element is located on an outside of the sterile goods container. The sterile goods container also has at least one second identification element that is identifiable by an identifier and able to be read digitally. The second identification element is located on an inside of the sterile goods container, with the identifier of the first identification element of the sterile goods container corresponding to the identifier of the second identification element of the sterile goods container.

Abstract: A medical instrument includes a handle with a fixed part, a movable part, a locking device, a shaft releasably locked on the handle by the locking device, and a jaw arranged on the shaft. The jaw is movable between open and closed positions by actuation of the movable part. A push-pull element is guided in the shaft and operatively connected to the movable part and to the jaw. The locking device has an actuation element that is movable into a release position to release the locking, and a blocking element which is connected to the movable part and movable into a blocking position in a working position of the movable part, in which the blocking element blocks mobility of the actuation element, and which is movable into an enabling position in a rest position of the movable part, to permit mobility of the actuation element.

Abstract: A medical sliding shaft instrument includes a tool element carrier, a tubular sliding shaft surrounding the tool element carrier and defining a sliding direction, and an actuating device for moving the sliding shaft relative to the tool element carrier in the distal direction. At least one tool element is arranged or movably mounted on the distal end of the tool element carrier. The at least one tool element is arranged or formed so as to cooperate with a distal end region of the sliding shaft in such a way that the at least one tool element is moved as a result of a movement of the sliding shaft in the distal direction. The sliding shaft instrument further comprises a locking device for blocking a movement of the sliding shaft relative to the tool element carrier in at least one advancing position.