Disclosed herein are joint implants and methods for tracking joint implant performance. A joint implant according to the present disclosure can include a first implant coupled to a first bone of a joint; a second implant coupled to a second bone of the joint; an insert coupled to the first and second implants; an acoustic exciter configured to emit a vibration signal; a sensor to measure the vibration signal of the first implant, the second implant, and the insert; and a processor operatively coupled to the sensor, the processor configured to output a vibration signature to an external source.

Disclosed herein are joint implants and methods for tracking joint implant performance. Braces and trackers for assessing pre- or post-surgical kinematic movement of a joint are also disclosed. The implants, braces and trackers can be utilized together or separately. Trackers having magnets can be implanted in select areas of the joint and sensors included in the braces can cooperate with the trackers to provide joint movement information to both the patient and the surgeon. Braces that do not require cooperation with implanted trackers are also disclosed, as are their uses.

Disclosed herein are methods for determining kinematic information of a joint. A method according to one embodiment may comprise the steps of receiving data obtained from a sensor of an implanted joint implant, analyzing the data with a trained estimation model to simultaneously determine kinematic information of the joint in six degrees of freedom, and outputting the kinematic information. In another embodiment, a method may comprise the steps of applying data obtained from a Hall sensor of an implanted joint implant to a trained estimation model to simultaneously determine kinematic information of the joint in six degrees of freedom; and outputting the kinematic information.

Disclosed herein are systems and methods for providing secure authentication and connection between an implant and a remote monitoring platform for tracking implant performance. A joint implant according to the present disclosure can include a first implant coupled to a first bone of a joint, a second implant coupled to a second bone of the joint, a first communication module, and a memory to store authentication information. The first communication module can be configured to wirelessly transfer the authentication information to a communication module of an external device when the external device is placed adjacent the joint implant. The first communication module can be an NFC communication module configured to transfer the authentication information to the communication module of the external device via NFC.

Disclosed herein are joint implants and methods for tracking joint implant performance. A joint implant includes a first implant coupled to a first bone of a joint and a second implant coupled to a second bone of the joint. The second implant includes at least one of a first sensor configured to measure a first type of data, and a processor operatively coupled to the at least one of the first sensor. The process outputs the first type of data to a network to be compared with data received from other joint implants. One of the joint or the implant is determined to be in a first state based on a comparison of the first type of data to a set of predetermined values formed based on the data received from the other joint implants. The predetermined values are adapted to change with the addition of new data.

Disclosed herein is a joint implant including a first implant coupled to a first bone of a joint, and a second implant coupled to a second bone of the joint and contacting the first implant. The second implant can include a plurality of sensors configured to measure data and a processor operatively coupled to the plurality of sensors and adapted to receive the data from the sensors. The processor can be configured to communicate with a neural network and a channel detector adapted to exclude a first portion of the data received from the processor and output a second portion of the data.

Disclosed herein is a joint replacement system and a method of performing surgery. The joint replacement system may include a first implant having a marker, a second implant having a reader to detect the marker, and a processor in communication with the second implant. The processor may include different algorithms based on the first and second implants. The method may comprise the steps of receiving first information related to a first implant, receiving second information related to a second implant, selecting an algorithm based on the first and second information; and receiving data from the first and second implants utilizing the algorithm.

Disclosed herein are joint implants with sensors and methods for manufacturing joint implants with sensors. A knee joint implant according to the present disclosure may include a femoral implant, a tibial implant and a tibial insert disposed therebetween. The tibial implant may include a medial side with a medial central region defined around a medial center, a lateral side with a lateral central region defined around a lateral center and a central region disposed between the medial central region and the lateral central region. At least one sensor and a battery may be disposed within the tibial insert. The medial central region and the lateral central region may be defined by solid volumes extending from a proximal surface to a distal surface of the tibial insert.

Disclosed herein are implants with sensors and methods for powering implants with sensors. A joint implant according to the present disclosure can include a first implant and a second implant in contact with the first implant. The first implant can be coupled to a first bone of a joint. The first implant can include an energy generator coupled to a transducer. The second implant can include at least one sensor, a battery coupled to the at least one sensor, and a receiver coupled to the battery. The receiver can be disposed within the second implant adjacent the transducer. Energy from the energy generator can be transmitted from the transducer of the first implant to the receiver of the second implant.

Disclosed herein are joint implants and methods for intra-operatively detecting joint implant gap. A method for detecting a joint implant gap may include coupling a first implant to a first bone of a joint, coupling a second implant to a second bone of the joint, measuring an amplitude of a magnetic flux density using a magnetic sensor to determine a gap between the first and second implants. The first implant may include at least one magnetic marker. The second implant may be configured to contact the first implant. The second implant may include at least one magnetic sensor to detect the magnetic flux density of the magnetic marker. The gap between the first and second implant may be intra-operatively determined using the measured amplitude of the magnetic flux density.