The mean anatomical shape of the tibial plateau at the knee arthroplasty resection level: an investigation using MRI.

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The mean anatomical shape of the tibial plateau at the knee arthroplasty resection level: an investigation using MRI. / Hartel, Maximilian; Loosli, Yannick; Gralla, Jan; Kohl, Sandro; Hoppe, Sven; Röder, Christoph; Eggli, Stefan.

in: KNEE, Jahrgang 16, Nr. 6, 6, 01.12.2009, S. 452-457.

Publikationen: SCORING: Beitrag in Fachzeitschrift/ZeitungSCORING: ZeitschriftenaufsatzForschungBegutachtung

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@article{cdd31f8d0ac34a3f94a29a004b5ec0a7,
title = "The mean anatomical shape of the tibial plateau at the knee arthroplasty resection level: an investigation using MRI.",
abstract = "Clinical assessments after Total Knee Arthroplasty (TKA) show persisting pain after implantation in over 20% of patients. Impingement of soft tissue around the knee, due to imprecise geometry of the tibial implant, can be one reason for persisting ailment. Two hundred and thirty seven MRI scans were evaluated using an active contour detection algorithm (snake) to obtain a high-resolution mean anatomical shape of the tibial plateau. Differences between female and male, older and younger (40) and left and right averaged shapes were determined. The shapes obtained were asymmetric throughout. Absolute differences between the subgroups fell short of inter-individual variations represented by calculated one-sigma confidence intervals. Our results indicate that a differentiation in TKA tibial plateau design by gender, age, or side is of minor relevance.",
keywords = "Adult, Humans, Male, Aged, Female, Middle Aged, Young Adult, Age Distribution, Sex Distribution, *Magnetic Resonance Imaging, *Arthroplasty, Replacement, Knee, Tibia/*anatomy & histology/*surgery, Adult, Humans, Male, Aged, Female, Middle Aged, Young Adult, Age Distribution, Sex Distribution, *Magnetic Resonance Imaging, *Arthroplasty, Replacement, Knee, Tibia/*anatomy & histology/*surgery",
author = "Maximilian Hartel and Yannick Loosli and Jan Gralla and Sandro Kohl and Sven Hoppe and Christoph R{\"o}der and Stefan Eggli",
year = "2009",
month = dec,
day = "1",
doi = "10.1016/j.knee.2009.04.011",
language = "English",
volume = "16",
pages = "452--457",
journal = "KNEE",
issn = "0968-0160",
publisher = "Elsevier",
number = "6",

}

RIS

TY - JOUR

T1 - The mean anatomical shape of the tibial plateau at the knee arthroplasty resection level: an investigation using MRI.

AU - Hartel, Maximilian

AU - Loosli, Yannick

AU - Gralla, Jan

AU - Kohl, Sandro

AU - Hoppe, Sven

AU - Röder, Christoph

AU - Eggli, Stefan

PY - 2009/12/1

Y1 - 2009/12/1

N2 - Clinical assessments after Total Knee Arthroplasty (TKA) show persisting pain after implantation in over 20% of patients. Impingement of soft tissue around the knee, due to imprecise geometry of the tibial implant, can be one reason for persisting ailment. Two hundred and thirty seven MRI scans were evaluated using an active contour detection algorithm (snake) to obtain a high-resolution mean anatomical shape of the tibial plateau. Differences between female and male, older and younger (40) and left and right averaged shapes were determined. The shapes obtained were asymmetric throughout. Absolute differences between the subgroups fell short of inter-individual variations represented by calculated one-sigma confidence intervals. Our results indicate that a differentiation in TKA tibial plateau design by gender, age, or side is of minor relevance.

AB - Clinical assessments after Total Knee Arthroplasty (TKA) show persisting pain after implantation in over 20% of patients. Impingement of soft tissue around the knee, due to imprecise geometry of the tibial implant, can be one reason for persisting ailment. Two hundred and thirty seven MRI scans were evaluated using an active contour detection algorithm (snake) to obtain a high-resolution mean anatomical shape of the tibial plateau. Differences between female and male, older and younger (40) and left and right averaged shapes were determined. The shapes obtained were asymmetric throughout. Absolute differences between the subgroups fell short of inter-individual variations represented by calculated one-sigma confidence intervals. Our results indicate that a differentiation in TKA tibial plateau design by gender, age, or side is of minor relevance.

KW - Adult

KW - Humans

KW - Male

KW - Aged

KW - Female

KW - Middle Aged

KW - Young Adult

KW - Age Distribution

KW - Sex Distribution

KW - Magnetic Resonance Imaging

KW - Arthroplasty, Replacement, Knee

KW - Tibia/anatomy & histology/surgery

KW - Adult

KW - Humans

KW - Male

KW - Aged

KW - Female

KW - Middle Aged

KW - Young Adult

KW - Age Distribution

KW - Sex Distribution

KW - Magnetic Resonance Imaging

KW - Arthroplasty, Replacement, Knee

KW - Tibia/anatomy & histology/surgery

U2 - 10.1016/j.knee.2009.04.011

DO - 10.1016/j.knee.2009.04.011

M3 - SCORING: Journal article

C2 - 19467875

VL - 16

SP - 452

EP - 457

JO - KNEE

JF - KNEE

SN - 0968-0160

IS - 6

M1 - 6

ER -