Threaded intramedullary headless nail fixation for fractures requiring carpometacarpal stabilization

Carpometacarpal (CMC) fracture-dislocations are uncommon hand injuries, with few studies available regarding their treatment. The current operative treatment options include fixation with K-wires, mini-screws, or plates, though there is no standardized approach because of varying injury patterns and...

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Main Authors: Gracie R. Baum, Michael Dang, Thomas B. Yeater, Elizabeth Brown, Cameron T. Cox, Bryan Bourland, Brendan J. MacKay
Format: Article
Language:English
Published: Elsevier 2023-03-01
Series:JPRAS Open
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2352587822000894
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author Gracie R. Baum
Michael Dang
Thomas B. Yeater
Elizabeth Brown
Cameron T. Cox
Bryan Bourland
Brendan J. MacKay
author_facet Gracie R. Baum
Michael Dang
Thomas B. Yeater
Elizabeth Brown
Cameron T. Cox
Bryan Bourland
Brendan J. MacKay
author_sort Gracie R. Baum
collection DOAJ
description Carpometacarpal (CMC) fracture-dislocations are uncommon hand injuries, with few studies available regarding their treatment. The current operative treatment options include fixation with K-wires, mini-screws, or plates, though there is no standardized approach because of varying injury patterns and complications associated with each device. The INnate™ threaded intramedullary nail is a relatively novel treatment option that has shown promise in metacarpal fracture fixation by facilitating faster mobilization and recovery with enhanced rotational stability and no compression to prevent fracture displacement and shortening. This study assesses the efficacy of the INnate™ nail for fixation of CMC fracture-dislocations of the second through fifth joints.Nine patients with fourteen CMC fracture-dislocations treated with the INnate™ nail at the University Medical Center between 2019 and 2021 were enrolled in the study. We evaluated postoperative outcomes in terms of pain, total active range of motion (TAM), and return to normal activities.Of the nine patients, seven returned for follow-up. The average time to radiographic union was 11.5 weeks. At final follow-up, no patient reported pain (n = 6). Four patients had 100% TAM, 1 had 95% TAM, and 1 had 25% TAM. The average percentage of normal activity resumed was 84.0% (n = 5). No significant complications were reported. One patient had a dorsal spanning plate; hence, we were unable to record outcomes measures regarding the CMC injury. An additional patient had diminished ROM of the injured hand, but his last follow-up was only 1 month postop.Our pilot data overall suggest that the INnate™ threaded intramedullary nail has the potential to improve treatment algorithms for CMC fracture-dislocations.
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spelling doaj.art-2ab1c5686e4c42d3ba5b35a6ed052f462023-02-23T04:31:35ZengElsevierJPRAS Open2352-58782023-03-01352937Threaded intramedullary headless nail fixation for fractures requiring carpometacarpal stabilizationGracie R. Baum0Michael Dang1Thomas B. Yeater2Elizabeth Brown3Cameron T. Cox4Bryan Bourland5Brendan J. MacKay6Department of Orthopaedic Hand Surgery, Texas Tech University Health Science Center, 808 Joliet Ave Suite 310, Lubbock, TX 79430, United StatesTexas Tech University Health Science Center, 3601 4th Street, Lubbock, TX 79430, United StatesTexas Tech University Health Science Center, 3601 4th Street, Lubbock, TX 79430, United StatesTexas Tech University Health Science Center, 3601 4th Street, Lubbock, TX 79430, United StatesDepartment of Orthopaedic Hand Surgery, Texas Tech University Health Science Center, 808 Joliet Ave Suite 310, Lubbock, TX 79430, United StatesDepartment of Orthopaedic Hand Surgery, Texas Tech University Health Science Center, 808 Joliet Ave Suite 310, Lubbock, TX 79430, United StatesDepartment of Orthopaedic Hand Surgery, Texas Tech University Health Science Center, 808 Joliet Ave Suite 310, Lubbock, TX 79430, United States; Corresponding author.Carpometacarpal (CMC) fracture-dislocations are uncommon hand injuries, with few studies available regarding their treatment. The current operative treatment options include fixation with K-wires, mini-screws, or plates, though there is no standardized approach because of varying injury patterns and complications associated with each device. The INnate™ threaded intramedullary nail is a relatively novel treatment option that has shown promise in metacarpal fracture fixation by facilitating faster mobilization and recovery with enhanced rotational stability and no compression to prevent fracture displacement and shortening. This study assesses the efficacy of the INnate™ nail for fixation of CMC fracture-dislocations of the second through fifth joints.Nine patients with fourteen CMC fracture-dislocations treated with the INnate™ nail at the University Medical Center between 2019 and 2021 were enrolled in the study. We evaluated postoperative outcomes in terms of pain, total active range of motion (TAM), and return to normal activities.Of the nine patients, seven returned for follow-up. The average time to radiographic union was 11.5 weeks. At final follow-up, no patient reported pain (n = 6). Four patients had 100% TAM, 1 had 95% TAM, and 1 had 25% TAM. The average percentage of normal activity resumed was 84.0% (n = 5). No significant complications were reported. One patient had a dorsal spanning plate; hence, we were unable to record outcomes measures regarding the CMC injury. An additional patient had diminished ROM of the injured hand, but his last follow-up was only 1 month postop.Our pilot data overall suggest that the INnate™ threaded intramedullary nail has the potential to improve treatment algorithms for CMC fracture-dislocations.http://www.sciencedirect.com/science/article/pii/S2352587822000894Carpometacarpal JointCarpometacarpal fracture-dislocationIntramedullary nailOrthopedic hand surgery
spellingShingle Gracie R. Baum
Michael Dang
Thomas B. Yeater
Elizabeth Brown
Cameron T. Cox
Bryan Bourland
Brendan J. MacKay
Threaded intramedullary headless nail fixation for fractures requiring carpometacarpal stabilization
JPRAS Open
Carpometacarpal Joint
Carpometacarpal fracture-dislocation
Intramedullary nail
Orthopedic hand surgery
title Threaded intramedullary headless nail fixation for fractures requiring carpometacarpal stabilization
title_full Threaded intramedullary headless nail fixation for fractures requiring carpometacarpal stabilization
title_fullStr Threaded intramedullary headless nail fixation for fractures requiring carpometacarpal stabilization
title_full_unstemmed Threaded intramedullary headless nail fixation for fractures requiring carpometacarpal stabilization
title_short Threaded intramedullary headless nail fixation for fractures requiring carpometacarpal stabilization
title_sort threaded intramedullary headless nail fixation for fractures requiring carpometacarpal stabilization
topic Carpometacarpal Joint
Carpometacarpal fracture-dislocation
Intramedullary nail
Orthopedic hand surgery
url http://www.sciencedirect.com/science/article/pii/S2352587822000894
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