CA2716836C - Systeme et procede d'identification d'un point de repere - Google Patents

Systeme et procede d'identification d'un point de repere Download PDF

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Publication number
CA2716836C
CA2716836C CA2716836A CA2716836A CA2716836C CA 2716836 C CA2716836 C CA 2716836C CA 2716836 A CA2716836 A CA 2716836A CA 2716836 A CA2716836 A CA 2716836A CA 2716836 C CA2716836 C CA 2716836C
Authority
CA
Canada
Prior art keywords
landmark
sensor
magnetic sensor
orthopaedic implant
end portion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA2716836A
Other languages
English (en)
Other versions
CA2716836A1 (fr
Inventor
James K. Rains
Nicholas S. Ritchey
Gene Edward Austin
Henry B. Faber
Nathaniel K. Grusin
William M. Ricci
Sied W. Janna
Charles C. Heotis
Tobias Schwagli
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Smith and Nephew Inc
Original Assignee
Smith and Nephew Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from PCT/US2008/055300 external-priority patent/WO2008106593A2/fr
Application filed by Smith and Nephew Inc filed Critical Smith and Nephew Inc
Priority to CA3043572A priority Critical patent/CA3043572C/fr
Priority claimed from PCT/US2008/074520 external-priority patent/WO2009108214A1/fr
Publication of CA2716836A1 publication Critical patent/CA2716836A1/fr
Application granted granted Critical
Publication of CA2716836C publication Critical patent/CA2716836C/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

L'invention concerne un système (1010, 1110) permettant d'identifier un point de repère. Le système comprend un générateur de champ (1016, 1116) permettant de générer un champ magnétique, un implant orthopédique (1030, 1130) situé dans le champ magnétique, l'implant comprenant au moins un point de repère (1028, 1128), une sonde amovible (1029, 1129) dotée d'un premier capteur magnétique (1026, 1126), un identifiant de point de repère (1016, 1116) doté d'un second capteur magnétique (1020, 1120) et un processeur (1012, 1112) permettant de comparer les données de capteur des premier et second capteurs et utilisant la distance déterminée pour calculer la position de l'identifiant de point de repère par rapport au moins à un point de repère. Le système permet de cibler sans visibilité un ou plusieurs points de repère.
CA2716836A 2008-02-28 2008-08-27 Systeme et procede d'identification d'un point de repere Expired - Fee Related CA2716836C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA3043572A CA3043572C (fr) 2008-02-28 2008-08-27 Systeme et procede d'identification d'un point de repere

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
USPCT/US2008/055300 2008-02-28
PCT/US2008/055300 WO2008106593A2 (fr) 2007-02-28 2008-02-28 Système et procédé permettant d'identifier un point de repère
PCT/US2008/074520 WO2009108214A1 (fr) 2008-02-28 2008-08-27 Système et procédé d’identification d’un point de repère

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CA3043572A Division CA3043572C (fr) 2008-02-28 2008-08-27 Systeme et procede d'identification d'un point de repere

Publications (2)

Publication Number Publication Date
CA2716836A1 CA2716836A1 (fr) 2009-09-03
CA2716836C true CA2716836C (fr) 2020-02-11

Family

ID=43759773

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2716836A Expired - Fee Related CA2716836C (fr) 2008-02-28 2008-08-27 Systeme et procede d'identification d'un point de repere

Country Status (1)

Country Link
CA (1) CA2716836C (fr)

Also Published As

Publication number Publication date
CA2716836A1 (fr) 2009-09-03

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20130726

MKLA Lapsed

Effective date: 20220829