NORTHERN DIGITAL INC.

3D GUIDANCE

Medical instruments, namely, pulsed DC magnetic sensors for navigating a medical device to a target or region within a patient;

KRIOS

Opti-electrical motion measurement device;Opti-electrical motion measurement device for medical purposes, namely, for use in computer assisted medical therapy;

MEASUREMENT YOU CAN TRUST

Spatial measurement devices, namely electronic motion measurement and position detection devices for use in industrial applications to measure the position and/or orientation of target objects, and computer software for the operation of the foregoing devices;Spatial measurement devices, namely, electronic motion measurement and position detection devices for use in medical applications to measure the position and/or orientation of analytical or therapeutic devices with respect to a patient during analytical or therapeutic procedures, for measuring motion of a living body for analysis or therapy, and computer software sold as a unit therewith for the operation of the foregoing devices;

OPTOTRAK

THREE-DIMENSIONAL POINT OPTICAL POSITIONING MEASURING DIGITIZER WITH A CONTROL UNIT, INFRA-RED POSITION SENSORS, A CAMERA CONTROLLER AND POWER CHASSIS, INFRA-RED MARKERS, CALIBRATION FRAMES AND CABLING;OPTICAL TRACK;

OPTOTRAK CERTUS

Three dimensional motion measurement and position sensing systems, namely, position sensors and markers; remote position sensors; remote position markers; rigid bodies with at least three markers for remote determination of orientation and position; digitizing probes for remote determination of probe tip position; strobe signal interface with a system control unit; computer hardware and software for three dimensional motion measurement and position sensing; and computer software for acquisition, analysis and display of three dimensional motion measurement and position sensing data;Three dimensional motion measurement and position sensing systems, namely, position sensors and markers, remote position sensors, remote position markers, rigid bodies with at least three markers for remote determination of orientation and position, digitizing probes for remote determination of probe tip position, strobe signal interface with a system control unit, computer hardware and software for three dimensional motion measurement and position sensing and computer software for acquisition, analysis and display of three dimensional motion measurement and position sensing data for medical use;

POLARIS

opti-electrical motion measurement devices;

POLARIS

OPTI-ELECTRICAL MOTION MEASUREMENT DEVICE FOR DETERMINING THE POSITION OF PROBES DURING SURGICAL PROCEDURES;

POLARIS KRIOS

Opti-electrical motion measurement device;Opti-electrical motion measurement device for medical purposes, namely, for use in computer assisted medical therapy;

POLARIS LYRA

Opti-electrical motion measurement devices;Opti-electrical motion measurement devices for use in computer assisted medical therapy;

POLARIS VEGA

Opti-electrical motion measurement device for the measurement of 3D positions of infrared active or passive markers affixed to an object in order to determine the 3D location of the object for the purpose of determining motion measurement of biological beings, namely, humans, and the 3D measurement of the motion of mechanical entities for scientific research and three-dimensional measurement of objects in general metrology; all aforementioned goods without sensors for industrial process control systems, in particular without filling level sensors, point level sensors, pressure sensors, density sensors and flow sensors;Opti-electrical motion measurement device for use in computer assisted medical therapy, namely, measurement devices for tracking the 3D position and orientation of active and passive markers attached to surgical tools used in image-guided surgery including brain surgery, ear, nose and throat (ENT) surgery, orthopedic surgery and in various forms of cancer therapy;