Anatomic Augmented Glenoid Implants for the Management of the B2 Glenoid

The B2 glenoid is defined by Walch et al. as a glenoid that is biconcave with posterior erosion accompanied by posterior humeral head subluxation. This creates unique challenges for the treating orthopedic surgeon. Bone loss, excessive retroversion, and posterior subluxation make anatomic shoulder a...

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Main Authors: Lisa GM Friedman MD, MA, Grant E Garrigues MD
Format: Article
Language:English
Published: SAGE Publishing 2019-09-01
Series:Journal of Shoulder and Elbow Arthroplasty
Online Access:https://doi.org/10.1177/2471549219870350
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author Lisa GM Friedman MD, MA
Grant E Garrigues MD
author_facet Lisa GM Friedman MD, MA
Grant E Garrigues MD
author_sort Lisa GM Friedman MD, MA
collection DOAJ
description The B2 glenoid is defined by Walch et al. as a glenoid that is biconcave with posterior erosion accompanied by posterior humeral head subluxation. This creates unique challenges for the treating orthopedic surgeon. Bone loss, excessive retroversion, and posterior subluxation make anatomic shoulder arthroplasty in this setting fraught with increased complications, including instability, glenoid component loosening, and poor clinical outcomes. Many techniques have been devised to treat the arthritic shoulder with a B2 glenoid, including hemiarthroplasty, total shoulder arthroplasty using eccentric reaming, bone grafting and custom implantation, and reverse total shoulder arthroplasty. In this review, we will focus on anatomic total shoulder arthroplasty using augmented glenoid implants to treat the B2 glenoid. Indications, clinical results, and basic science analyses of augmented anatomic glenoids are also discussed.
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spelling doaj.art-05a6f7b696a14d86a51c2cd312f626752022-12-22T01:22:37ZengSAGE PublishingJournal of Shoulder and Elbow Arthroplasty2471-54922019-09-01310.1177/2471549219870350Anatomic Augmented Glenoid Implants for the Management of the B2 GlenoidLisa GM Friedman MD, MAGrant E Garrigues MDThe B2 glenoid is defined by Walch et al. as a glenoid that is biconcave with posterior erosion accompanied by posterior humeral head subluxation. This creates unique challenges for the treating orthopedic surgeon. Bone loss, excessive retroversion, and posterior subluxation make anatomic shoulder arthroplasty in this setting fraught with increased complications, including instability, glenoid component loosening, and poor clinical outcomes. Many techniques have been devised to treat the arthritic shoulder with a B2 glenoid, including hemiarthroplasty, total shoulder arthroplasty using eccentric reaming, bone grafting and custom implantation, and reverse total shoulder arthroplasty. In this review, we will focus on anatomic total shoulder arthroplasty using augmented glenoid implants to treat the B2 glenoid. Indications, clinical results, and basic science analyses of augmented anatomic glenoids are also discussed.https://doi.org/10.1177/2471549219870350
spellingShingle Lisa GM Friedman MD, MA
Grant E Garrigues MD
Anatomic Augmented Glenoid Implants for the Management of the B2 Glenoid
Journal of Shoulder and Elbow Arthroplasty
title Anatomic Augmented Glenoid Implants for the Management of the B2 Glenoid
title_full Anatomic Augmented Glenoid Implants for the Management of the B2 Glenoid
title_fullStr Anatomic Augmented Glenoid Implants for the Management of the B2 Glenoid
title_full_unstemmed Anatomic Augmented Glenoid Implants for the Management of the B2 Glenoid
title_short Anatomic Augmented Glenoid Implants for the Management of the B2 Glenoid
title_sort anatomic augmented glenoid implants for the management of the b2 glenoid
url https://doi.org/10.1177/2471549219870350
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