Determining orientation of a probe insertion end

Details Determining orientation of a probe insertion end Determining orientation of a probe insertion end

A - Human Necessities

61

B

A61B 8/12 (2006.01) A61B 5/06 (2006.01)

Patent

CA 2191000

A method and apparatus is provided for localizing and deter- mining orientation of an insertion end of a probe having diagnostic or therapeutic utility within a bi- otic structure. The apparatus in- cludes a catheter probe (27) with a directional acoustic transmitter (24) attached to the tip of the catheter probe (27) and a power supply (25) for energizing the di- rectional acoustic transmitter (24). The apparatus also includes an ul- trasonic imaging system (20, 21, 23) for displaying positional infor- mation of the catheter probe (27) and an orientation indicating rep- resentation of a signal from the di- rectional acoustic transmitter (24).

Procédé et appareil destinés à localiser et à déterminer l'orientation de l'extrémité d'introduction d'une sonde à usage diagnostique ou thérapeutique dans une structure biotique. Ledit appareil comporte une sonde (27) de cathéter dotée d'un émetteur (24) acoustique directionnel fixé au bout de ladite sonde (2), et un dispositif d'alimentation en puissance (25) destiné à alimenter en courant ledit émetteur (24). Ledit appareil comporte également un système (20, 21, 23) d'imagerie par ultrasons destiné à afficher des informations relatives à la position de la sonde (27) de cathéter et une représentation, indicatrice de l'orientation, d'un signal émis par l'émetteur (24) acoustique directionnel.

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