Patent ID: 8366634

Claim:
A guide device for guiding a medical instrument relative to a patient, the guide device being usable with a first plate and a second plate, wherein the first plate has a plurality of apertures, wherein the second plate and the first plate are adjustable to secure a portion of the patient, wherein the guide device is configured to be coupled with a selected one of the apertures of the first plate, the guide device comprising: a. a body comprising a proximal portion and a distal portion, wherein the body is at least partially constructed of an elastomeric material, wherein the body is operatively configured to compress in response to a force upon insertion of the body in a selected aperture of the first plate; and b. at least a pair of passageways, wherein each passageway extends from the proximal portion through the body and to the distal portion, wherein each passageway is configured to receive at least a portion of the medical instrument wherein each passageway is undersized and comprises an undersized opening relative to a portion of the medical instrument configured for insertion into the undersized opening, wherein the undersized opening extends along each passageway through the body and has an inner perimeter having a diameter, wherein the undersized opening comprises a pair of slits, each slit formed by apposed faces that contact each other, each slit having end portions extending from the inner perimeter, and wherein the undersized opening and the undersized passageway is operable to expand upon insertion of the portion of the medical instrument.