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77results about "Musculoskeletal system evaluation" patented technology

Radiological image detection apparatus, radiographic apparatus and radiographic system

A radiological image detection apparatus includes a first grating unit, a grating pattern unit, a radiological image detector, and an anti-scatter grating. The grating pattern unit has a period that substantially coincides with a pattern period of a radiological image formed by radiation having passed through the first grating unit. The radiological image detector detects the radiological image masked by the grating pattern unit. The anti-scatter grating is arranged on a path of the radiation incident onto the radiological image detector and removes scattered radiation. A smoothing process is performed for at least one of a surface and a backside of the anti-scatter grating intersecting with a traveling direction of the radiation.
Owner:FUJIFILM CORP

Method and Apparatus for an Implantable Inertial-Based Sensing System for Real-Time, In Vivo Detection of Spinal Pseudarthrosis and Adjacent Segment Motion

A vertebral processor designed to collect and interpret data from multiple surgically implanted accelerometers. Each accelerometer is surgically implanted into a vertebra of a patient utilizing a bone screw. Additional accelerometers are implanted in adjacent vertebrae. The data from the accelerometers is compared by an algorithm to determine the relative movement of the accelerometers implanted in adjacent vertebrae. Data is generated via the algorithm and compared against the expected behavior of the surgically implanted accelerometers as if they were connected to a rigid body, thus determining the level of success of a spinal fusion procedure for those adjacent segments. The apparatus may be utilized with or without spinal stabilization hardware, and with or without fusion cages or artificial discs. The vertebral processor is supplemented by an external system worn by the patient, which provides for an inductive charging power source and for data transfer.
Owner:PHARMACO KINESIS

Patient-Specific Spinal Fusion Cage and Methods of Making Same

A method of determining disc space geometry with the use of an expandable trial having endplate-mapping capabilities. An expandable trial is inserted into the disc space and its height is adjusted to obtain the desired decompression and spinal alignment (which is typically confirmed with the use of CT or Fluoroscopic imaging). The endplate dome / geometry dome is then determined by one of the following three methods:a) direct imaging through the trial,b) balloon moldings filled with flowable in-situ fluid (for example, silicon, polyurethane, or PMMA) from superior / inferior endplates orc) light-based imaging through superior & inferior balloons.
Owner:DEPUY SYNTHES PROD INC

System and method for measuring slope or tilt of a bone cut on the muscular-skeletal system

A system and method is disclosed herein for measuring bone slope or tilt of a prepared bone surface of the muscular-skeletal system. The system comprises a three-axis accelerometer for measuring position, rotation, and tilt. In one embodiment, the three-axis accelerometer can be housed in a prosthetic component that couples to a prepared bone surface. The system further includes a remote system for receiving, processing, and displaying quantitative measurements from one or more sensors. A bone is placed in extension. The three-axis accelerometer is referenced to a bone landmark of the bone when the bone is in extension. The three-axis accelerometer is then coupled to the prepared bone surface with the bone in extension. The slope or tilt of the bone surface is measured. In the example, the slope or tilt of the bone surface corresponds to at least one surface of the prosthetic component attached thereto.
Owner:ORTHOSENSOR

Peripheral Neural Interface Via Nerve Regeneration to Distal Tissues

At least partial function of a human limb is restored by surgically removing at least a portion of an injured or diseased human limb from a surgical site of an individual and transplanting a selected muscle into the remaining biological body of the individual, followed by contacting the transplanted selected muscle, or an associated nerve, with an electrode, to thereby control a device, such as a prosthetic limb, linked to the electrode. Simulating proprioceptive sensory feedback from a device includes mechanically linking at least one pair of agonist and antagonist muscles, wherein a nerve innervates each muscle, and supporting each pair with a support, whereby contraction of the agonist muscle of each pair will cause extension of the paired antagonist muscle. An electrode is implanted in a muscle of each pair and electrically connected to a motor controller of the device, thereby simulating proprioceptive sensory feedback from the device.
Owner:MASSACHUSETTS INST OF TECH

System and method to change a contact point of the muscular-skeletal system

A system and method for adjusting a contact point of a joint is disclosed. The system comprises a prosthetic component having sensors therein and a remote system to receive and display sensor data. A plurality of sensors of the prosthetic component provide data related to load magnitude and position of load applied to a surface of the prosthetic component. The prosthetic component further includes one or sensors that provide position, rotation, and tilt data. Adjustment of the contact point of the prosthetic component can be performed by repositioning the prosthetic component relative to a bone to which it is coupled. For example, a prosthetic component can be pinned to the bone allowing rotation of the prosthetic component relative to the bone in-situ. A remote system receives sensor data from the prosthetic component allowing viewing of the load magnitude, position of load, and rotation of the prosthetic component.
Owner:ORTHOSENSOR

Patient-specific spinal fusion cage and methods of making same

A method of determining disc space geometry with the use of an expandable trial having endplate-mapping capabilities. An expandable trial is inserted into the disc space and its height is adjusted to obtain the desired decompression and spinal alignment (which is typically confirmed with the use of CT or Fluoroscopic imaging). The endplate dome / geometry dome is then determined by one of the following three methods:a) direct imaging through the trial,b) balloon moldings filled with flowable in-situ fluid (for example, silicon, polyurethane, or PMMA) from superior / inferior endplates orc) light-based imaging through superior & inferior balloons.
Owner:DEPUY SYNTHES PROD INC

Systems, devices, and methods for monitoring an under foot load profile of a patient during a period of partial weight bearing

Systems, devices, and methods for measuring an under foot load profile of a patient during a period of partial weight bearing are described. The system may include a walking boot cast. A housing, including an inner surface and an upper surface that cooperate to define an inner cavity, may be oriented with respect to a patient's leg. The upper surface may be slidably received within the inner cavity in a piston and cylinder configuration or may be otherwise configured. The system may include a pressure sensor configured to monitor the load profile of a patient during the desired period of partial weight bearing. The pressure sensor may be located below the upper surface. The system may include a noncompressible force transmitter positioned within the inner cavity and at least partially encapsulating an upper portion of the pressure sensor to transmit pressure within the housing to the pressure sensor.
Owner:UNIV OF UTAH RES FOUND

System for surgical information and feedback display

A graphical user interface having a portion of an orthopedic system displayed on an electronic display. Where the graphical user interface displays: a parameter of the orthopedic system; a portion of an orthopedic insert; and a parameter of the orthopedic insert. Where in response to detecting movement of the orthopedic system the displayed portion of the orthopedic system is moved, a change of the parameter of the orthopedic system is displayed, and a change in parameter of the orthopedic insert is displayed.
Owner:ORTHOSENSOR

Autonomous robot using data captured from a living subject

Using various embodiments, an autonomous robot using data captured from a living subject are disclosed. In one embodiment, an autonomous robot is described comprising a robotic skeleton designed similar to that of a human skeleton to simulate similar movements as performed by living subjects. The movements of the robotic skeleton are resultant due to control signals received by effectors present near or on the robotic skeleton. The robot can be configured to receive sensor data transmitted from a sensor apparatus that periodically gathers the sensor data from a living subject. The robot can then process the sensor data to transmit control signals to the effectors to simulate the actions performed by the living subject and perform a predictive analysis to learn the capability of generating spontaneous and adaptive actions, resulting in an autonomous robot that can adapt to its surroundings.
Owner:HEMKEN HEINZ

Dental imager and method for recording photographic impressions

A dental imager includes an elongated handle with a rotatable head coupled to a distal end thereof and having a central platform with a plurality of arcuate scanning arms pivotally coupled thereto by a hinge. The arcuate scanning arms are of a shape and size for general deployment around a tooth and each include at least one scanner and a roller guide that comfortably rolls along the surface of the tooth or gums to bias the scanners a desired distance from the surface of the tooth, conducive for imaging thereof. In this respect, such a dental imager may be used in a process to scan and record the contours of an intraoral surface, the data of which may be used to create a digital three-dimensional surface impression printable by a 3D printer or the like.
Owner:MARTIN MARCO

Bone cutting method for alignment relative to a mechanical axis

A method is disclosed herein for aligning a bone cutting jig for a bone cut relative to a mechanical axis. The method utilizes a three-axis accelerometer in a device to measure position, rotation, and tilt. The device is coupled to a bone-cutting jig. The bone-cutting jig is coupled to a bone. A joint of the bone is placed in a predetermined flexion. The joint end of the bone is rotated between a first point and a second point. As the joint rotates it pivots off a pivot point related to the mechanical axis. The joint rotation is monitored on a remote system. The device transmits data related to an arc made by the joint as it is rotated. The alignment of the bone relative to the mechanical axis is calculated from the three-axis accelerometer data. The bone-cutting jig is positioned to cut the bone based on the alignment measurement.
Owner:ORTHOSENSOR

Systems and methods for use in diagnosing a medical condition of a patient

Systems and method for use in diagnosing a medical condition of a patient are provided. The method includes providing medical condition information, receiving patient data relating to the medical condition information, comparing the received data to a baseline, and determining, by a computing device including a processor, a class of patient based on the received patient data.
Owner:BONUTTI RES

Method to measure medial-lateral offset relative to a mechanical axis

A system and method for measuring medial-lateral tilt of a bone is disclosed. The bone is coupled to a joint of the muscular-skeletal system. The method comprises coupling a three-axis accelerometer to a prepared bone surface of a bone. The three-axis accelerometer is configured to measure position, rotation, and tilt. The joint is rotated between two points. The rotation between the two points traverses an arc having a maximum therebetween. The joint pivots off of a surface to which the bone is coupled. In one embodiment, a pivot point and joint rotation relates to a mechanical axis of the joint and bone. The three-axis accelerometer measures data points along the arc as it is rotated between the two points. Multiple passes along the arc generates sufficient data points to determine the maximum. The position of the maximum is used to calculate the medial-lateral tilt of the bone.
Owner:ORTHOSENSOR

Reference position tool for the muscular-skeletal system and method therefor

An alignment system for the muscular-skeletal system is disclosed. The system supports parameter measurement and alignment. The system comprises a sensored device, a reference position tool, and a remote system configured to receive and display sensor data. The sensored device includes a three-axis accelerometer configured to measure position, rotation, and slope. The reference position tool comprises a body, a first arm coupled to a proximal end of the body, and a second arms coupled to a proximal end of the body. The sensored device couples to the reference position tool. The first and second arms of the reference position tool couples to the muscular-skeletal system in predetermined locations to allow a position of the muscular-skeletal system to be referenced. The body of the reference position tool can extend and retract to adapt to different sized muscular-skeletal systems.
Owner:ORTHOSENSOR

System and method for measuring muscular-skeletal alignment to a mechanical axis

A system and method is disclosed herein for measuring alignment of the muscular-skeletal system. The system comprises a sensored module that can be placed within a prosthetic component to measure load, position of load, and joint alignment. The system further includes a remote system for receiving, processing, and displaying quantitative measurements from the sensors. Alignment relative to a mechanical axis is measured. In a two bone system with a joint therebetween the total alignment measured comprises offsets measured for each bone. The joint is placed in a predetermined flexion that supports measurement of the joint as it is moved. The joint pivots on a point that is along the mechanical axis. Points along the arc made by the joint rotating between a first and second point are measured. An arc maximum is determined. The arc maximum is then converted to varus or valgus offset relative to the mechanical axis.
Owner:ORTHOSENSOR

User movement monitoring method and system performing the same

Provided are a method and a system for monitoring a movement of a user. The system includes at least one wearable flexible tactile sensor configured to sense movement of a muscle or bending of a joint at a corresponding location and transmitting a sensed value. The system further includes a monitoring server configured to analyze movement of the muscle or the bending of the joint of the user based on the sensed value received from the flexible tactile sensor motility of the user.
Owner:KOREA ELECTRONICS TECH INST

Lower limb loading assessment systems and methods

A lower loading assessment system having at least one motion sensor mounted to a subject's lower limb that is configured to sense the tibial shockwaves experienced by the lower limb as the subject performs a repetitive physical activity involving repetitive footstrikes of the lower limb with a surface. The motion sensor comprises an accelerometer that is configured to sense acceleration data in at least three axes and generate representative acceleration data over a time period associated with the physical activity. The acceleration data represents a series of discrete tibial shockwaves from the discrete footstrikes. A data processor receives the tibial shockwave data and processes that to generate output feedback data comprising data to assist the subject to minimize future loading in their lower limbs.
Owner:IMEASUREU

Multifunctional load test exercise device and load test system for magnetic resonance imaging and application of system

The invention discloses a multifunctional load test exercise device for magnetic resonance imaging, a magnetic resonance imaging load test system and an application of the system. The multifunctionalload test exercise device for magnetic resonance imaging comprises a fixed plate, a foot placement and exercise mechanism, a sliding guide component, a exercise transfer component and an air pressuresensor, and the magnetic resonance imaging load test system comprises a magnetic resonance device, the multifunctional load test motion device for magnetic resonance imaging, a human body informationdetector, a door control unit, an analog-to-digital converter and a computer. The magnetic resonance imaging load test system is used for shank load test exercise training, thigh load test exercise training, foot load test exercise training, heart load test exercise training and magnetic resonance scanning imaging.
Owner:郜发宝

Wearable device to monitor musculoskeletal loading, estimate tissue microdamage and provide injury risk biofeedback

A wearable device operably worn by a user for monitoring musculoskeletal loading on structure inside the body of the user includes a plurality of sensors, each sensor operably worn by the user at a predetermined location and configured to detect information about a biomechanical activity of musculoskeletal tissues, a limb segment orientation, and / or a loading magnitude or location thereon; and a processing unit in communication with the plurality of sensors and configured to process the detected information by the plurality of sensors to estimate the musculoskeletal loading, and communicate the estimated musculoskeletal loading to the user and / or a party of interest.
Owner:VANDERBILT UNIV

Noninvasive determination of cardiac health and other functional states and trends for human physiological systems

This document describes the assessment of human physiological systems in a manner that can be applied throughout the population. Various noninvasive sensors (including wearable, passive contact and noncontact sensors) may be integrated into the furniture of a person's home (including a mat, a toilet-seat, a mirror and a bathtub). They can be used to detect vitals and other parameters and combined with mathematical models to assess the functional state of physiological systems. For example, the health of the cardiovascular system is ultimately determined by organ blood perfusion and molecular gas exchange. In lieu of measuring these functional metrics directly, noninvasive sensors are used to monitor cardiac pressures and volumes, along with pressure transit through the vascular to quantify cardiovascular health, presenting little if any risk to the person and are simple and easy to use. In particular, cardiac pressure-volume loops are determined at different points in time and a health trend for the physiological system is determined based thereon.
Owner:GOOGLE LLC

Bone cutting system for alignment relative to a mechanical axis

A bone cutting system is disclosed that supports one or more bone cuts that are aligned relative to a mechanical axis. The system comprises a first bone cutting jig, a second bone cutting jig, a sensored insert, a bone jig adapter shim, and a device having at least two reference surfaces. The sensored insert includes a three-axis accelerometer to measure position, rotation, and tilt and includes a plurality of sensors to measure a parameter of the muscular-skeletal system. The reference surface device can be an operating table having a first reference surface and a second reference surface that is perpendicular to the first reference surface for referencing the three-axis accelerometer. The bone jig adapter shim can include a tab that fits into a slot of the first or second bone cutting jigs. A remote system receives accelerometer data to calculate offset relative to a mechanical axis.
Owner:ORTHOSENSOR
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