Novel Measure of Acetabular Cup Inclination and Anteversion During Total Hip Arthroplasty

William L Walter,1 Neri A Baker,2 Daniel Marsden-Jones,2 Ameneh Sadeghpour2 1Orthopaedics and Traumatic Surgery, University of Sydney, Sydney, New South Wales, Australia; 2Innovation Department, Navbit, Sydney, New South Wales, AustraliaCorrespondence: William L Walter, Tel +61 2 9160 6662, Email bi...

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Main Authors: Walter WL, Baker NA, Marsden-Jones D, Sadeghpour A
Format: Article
Language:English
Published: Dove Medical Press 2022-01-01
Series:Medical Devices: Evidence and Research
Subjects:
Online Access:https://www.dovepress.com/novel-measure-of-acetabular-cup-inclination-and-anteversion-during-tot-peer-reviewed-fulltext-article-MDER
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author Walter WL
Baker NA
Marsden-Jones D
Sadeghpour A
author_facet Walter WL
Baker NA
Marsden-Jones D
Sadeghpour A
author_sort Walter WL
collection DOAJ
description William L Walter,1 Neri A Baker,2 Daniel Marsden-Jones,2 Ameneh Sadeghpour2 1Orthopaedics and Traumatic Surgery, University of Sydney, Sydney, New South Wales, Australia; 2Innovation Department, Navbit, Sydney, New South Wales, AustraliaCorrespondence: William L Walter, Tel +61 2 9160 6662, Email bill.walter@hipknee.com.auPurpose: The purposes of the present research were to assess the accuracy and usability of the inertial navigation system (INS).Materials and Methods: The accuracy of the device navigation subsystem was assessed using benchtop testing. The usability was assessed through simulated use with surgeons. These results were compared to recent cadaveric results for the same system.Results: The navigation subsystem had an overall mean absolute error of 1.21° and a maximum absolute error across all devices of 4.79°. The device was found to be usable and to add an estimated 7 minutes to surgery time.Conclusion: The INS uses a novel approach to provide the surgeon with accurate and fast acetabular cup inclination and anteversion angles during THA.Keywords: THA, navigation, imageless, accurate, inertial, intraoperative
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spelling doaj.art-fe44b61ba926421086cfb66b1bae0cfb2022-12-21T19:44:22ZengDove Medical PressMedical Devices: Evidence and Research1179-14702022-01-01Volume 1511472550Novel Measure of Acetabular Cup Inclination and Anteversion During Total Hip ArthroplastyWalter WLBaker NAMarsden-Jones DSadeghpour AWilliam L Walter,1 Neri A Baker,2 Daniel Marsden-Jones,2 Ameneh Sadeghpour2 1Orthopaedics and Traumatic Surgery, University of Sydney, Sydney, New South Wales, Australia; 2Innovation Department, Navbit, Sydney, New South Wales, AustraliaCorrespondence: William L Walter, Tel +61 2 9160 6662, Email bill.walter@hipknee.com.auPurpose: The purposes of the present research were to assess the accuracy and usability of the inertial navigation system (INS).Materials and Methods: The accuracy of the device navigation subsystem was assessed using benchtop testing. The usability was assessed through simulated use with surgeons. These results were compared to recent cadaveric results for the same system.Results: The navigation subsystem had an overall mean absolute error of 1.21° and a maximum absolute error across all devices of 4.79°. The device was found to be usable and to add an estimated 7 minutes to surgery time.Conclusion: The INS uses a novel approach to provide the surgeon with accurate and fast acetabular cup inclination and anteversion angles during THA.Keywords: THA, navigation, imageless, accurate, inertial, intraoperativehttps://www.dovepress.com/novel-measure-of-acetabular-cup-inclination-and-anteversion-during-tot-peer-reviewed-fulltext-article-MDERthanavigationimagelessaccurateinertialintraoperative
spellingShingle Walter WL
Baker NA
Marsden-Jones D
Sadeghpour A
Novel Measure of Acetabular Cup Inclination and Anteversion During Total Hip Arthroplasty
Medical Devices: Evidence and Research
tha
navigation
imageless
accurate
inertial
intraoperative
title Novel Measure of Acetabular Cup Inclination and Anteversion During Total Hip Arthroplasty
title_full Novel Measure of Acetabular Cup Inclination and Anteversion During Total Hip Arthroplasty
title_fullStr Novel Measure of Acetabular Cup Inclination and Anteversion During Total Hip Arthroplasty
title_full_unstemmed Novel Measure of Acetabular Cup Inclination and Anteversion During Total Hip Arthroplasty
title_short Novel Measure of Acetabular Cup Inclination and Anteversion During Total Hip Arthroplasty
title_sort novel measure of acetabular cup inclination and anteversion during total hip arthroplasty
topic tha
navigation
imageless
accurate
inertial
intraoperative
url https://www.dovepress.com/novel-measure-of-acetabular-cup-inclination-and-anteversion-during-tot-peer-reviewed-fulltext-article-MDER
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