Background: With percutaneous and minimally-invasive pulley release becoming more popular, safety and reliability of such minimally-invasive procedures remain a concern. Visualization of the technical steps by ultrasound suggests increased safety but shows the potential for harm to tendons, nerves and vessels without proper instrumentation. We present the results of implementing a sonographically guided minimally-invasive procedure in 106 trigger digits of 64 patients between 2018-2021.
Methods: A guide instrument for use with a commercially available hook knife was developed and tested in 16 cadaver hands. Due to complication early in our clinical series this guide was modified in due course. A revised design of the guide has been in use since November 2019 with improved performance and safety.
Results: One hundred six procedures in 64 patients were performed. After guide revision, we report a success rate of 97.3%. Complications after instrument revision include two cases of incomplete pulley release and one case of inadvertent skin laceration. The majority of patients report returning to all strenuous activities within two weeks at most apart from four individuals with prolonged postoperative discomfort.
Conclusion: We present the results of the development and implementation of a novel guide instrument for use with a hook knife to treat trigger finger. Despite several limitations of this study, we show that sonographically controlled, minimally-invasive A1 pulley release can be performed safely and effectively with appropriate surgical instruments and practice.
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http://dx.doi.org/10.1186/s12891-023-06982-x | DOI Listing |
J Hand Microsurg
January 2025
Department of Orthopaedic Surgery, University of Chicago Pritzker School of Medicine, Chicago, IL, USA.
Background: Trigger finger is a common disorder of the hand characterized by pain and locking of the digits during flexion or extension. In cases refractory to nonoperative management, surgical release of the A1 pulley can be performed. This study evaluates the ability of machine learning (ML) techniques to predict short-term complications following trigger digit release surgery.
View Article and Find Full Text PDFHand Surg Rehabil
January 2025
Orthopedic Surgery Department, CHU Caremeaux, Nîmes, France.
The purpose of this study was to evaluate the results of a novel retrograde ultrasound-guided A1 pulley release technique for the treatment of trigger thumb. We conducted a retrospective, single-center study of 42 patients who underwent ultrasound-guided A1 pulley release for clinically diagnosed trigger thumb between September 2022 and December 2023. All cases were graded according to the Green classification of trigger finger severity.
View Article and Find Full Text PDFHand Surg Rehabil
January 2025
Chirurgie de la Main et de la Membre supérieur, Médipôle 1 rue Jules Méline, 51430 Bezannes, France.
Trigger finger, or stenosing tenovaginitis, is a common condition characterized by impaired flexor tendon sliding due to thickening of the A1 pulley. While open surgical release remains the gold standard for the treatment of persistent trigger finger, there is increasing interest in minimally invasive ultrasound-guided techniques to improve precision and outcomes. The purpose of this study is to evaluate the outcomes, safety, and complications associated with ultrasound-guided trigger finger release using a minimally invasive surgical knife.
View Article and Find Full Text PDFJt Dis Relat Surg
January 2025
Ankara Üniversitesi Tıp Fakültesi Ortopedi ve Travmatoloji Anabilim Dalı, 06230 Altındağ, Ankara, Türkiye.
Objectives: This study aims to investigate the frequency of recurrence and prolonged postoperative symptoms in patients undergoing open A1 pulley release for trigger finger and to identify potential associated factors.
Patients And Methods: Between October 2021 and December 2023, a total of 72 patients (30 males, 42 females; mean age: 58.0±11.
Background: There are various anatomical descriptions of the pulley system of the fingers and thumb. The A0 pulley, often referred to as palmar aponeurosis of the fingers, is of keen interest, especially regarding surgical release of the A1 pulley for trigger finger; however, there has been no anatomical description of the A0 pulley in the thumb.
Methods: Twenty-four cadaveric thumbs were dissected to expose the entire pulley system.
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