SURGICAL NAVIGATION SYSTEM WITH ELECTROSTATIC SHIELD
First Claim
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1. A surgical navigation system comprising:
- a tracking system;
a field generator operatively connected to the tracking system;
a field sensor operatively connected to the tracking system; and
an electrostatic shield circumscribing the field sensor, wherein the electrostatic shield is adapted minimize capacitive coupling between the field generator and the field sensor.
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Abstract
A surgical navigation system is disclosed herein. The surgical navigation system includes a tracking system, a field generator operatively connected to the tracking system, a field sensor operatively connected to the tracking system, and an electrostatic shield circumscribing the field sensor. The electrostatic shield is adapted minimize capacitive coupling between the field generator and the field sensor.
142 Citations
19 Claims
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1. A surgical navigation system comprising:
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a tracking system; a field generator operatively connected to the tracking system; a field sensor operatively connected to the tracking system; and an electrostatic shield circumscribing the field sensor, wherein the electrostatic shield is adapted minimize capacitive coupling between the field generator and the field sensor. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A surgical navigation system comprising:
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a computer; an imaging device connected to the computer; a display connected to the computer; a tracking system connected to the computer, said tracking system adapted to estimate a position and/or orientation of a medical instrument; a field generator connected to the tracking system; a field sensor connected to the tracking system; and an electrostatic shield completely surrounding the field sensor, wherein the electrostatic shield is adapted minimize capacitive coupling between the field generator and the field sensor. - View Dependent Claims (9, 10, 11, 12, 13)
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14. A surgical navigation system comprising:
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a computer; an imaging device connected to the computer; a display connected to the computer; a tracking system connected to the computer, said tracking system adapted to estimate a position and/or orientation of a medical instrument; a field generator connected to the tracking system; a field sensor connected to the tracking system; and a housing assembly completely surrounding the field sensor, said housing assembly comprising; a structural portion adapted to protect the field sensor; and an electrostatic shield applied as a coating to the structural portion of the housing assembly, wherein the electrostatic shield is adapted minimize capacitive coupling between the field generator and the field sensor. - View Dependent Claims (15, 16, 17, 18, 19)
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Specification