{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,6,24]],"date-time":"2025-06-24T20:27:03Z","timestamp":1750796823465},"reference-count":31,"publisher":"Wiley","issue":"10","license":[{"start":{"date-parts":[[2019,4,5]],"date-time":"2019-04-05T00:00:00Z","timestamp":1554422400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["PM&amp;R"],"published-print":{"date-parts":[[2019,10]]},"abstract":"<jats:sec><jats:title>Background<\/jats:title><jats:p>Carpal tunnel syndrome (CTS) is the most common entrapment mononeuropathy of the median nerve. In comparison to open surgical and endoscopic carpal tunnel release, a new ultrasound\u2010guided hook knife carpal tunnel release (CTR) procedure was reported to have superior results in terms of reduced morbidity and early return to work.<\/jats:p><\/jats:sec><jats:sec><jats:title>Objective<\/jats:title><jats:p>To evaluate the reproducibility of the hook knife CTR procedure when performed by musculoskeletal ultrasound trained physicians without prior experience in this technique.<\/jats:p><\/jats:sec><jats:sec><jats:title>Design<\/jats:title><jats:p>Cadaveric study.<\/jats:p><\/jats:sec><jats:sec><jats:title>Setting<\/jats:title><jats:p>Tertiary\u2010level academic institute.<\/jats:p><\/jats:sec><jats:sec><jats:title>Participants<\/jats:title><jats:p>Sixteen lightly embalmed forearm and hand specimens.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>The ultrasound\u2010guided CTR was done using a 1\u2010mm proximal wrist puncture, creation of a tunnel, followed by the retrograde percutaneous release of the transverse carpal ligament (TCL) using a 3\u2010mm hook knife.<\/jats:p><\/jats:sec><jats:sec><jats:title>Main Outcome Measurements<\/jats:title><jats:p>Assessment of the completeness of TCL release, the integrity of the surrounding neurovascular structures, and the technical and subjective procedural difficulty encountered during the procedure.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>In 14 of 16 specimens, complete release of the TCL was achieved. In two specimens with an incomplete release, the TCL resection was 52% and 55%, respectively. The integrity of the surrounding neurovascular structures and superficial anatomy volar to the dissection path was maintained in all specimens. The mean level of procedural difficulty was 2.6 (range 2\u20104) on a Likert 5\u2010point rating scale.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>In cadavers, the ultrasound\u2010guided hook knife CTR procedure was found to be reproducible when performed by ultrasound\u2010trained physicians with no experience in this technique. Further in vivo investigations are required.<\/jats:p><\/jats:sec>","DOI":"10.1002\/pmrj.12118","type":"journal-article","created":{"date-parts":[[2019,2,8]],"date-time":"2019-02-08T05:39:05Z","timestamp":1549604345000},"page":"1101-1106","update-policy":"http:\/\/dx.doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":9,"title":["Ultrasound\u2010Guided Incisionless Carpal Tunnel Release Using a Hook Knife: A Cadaveric Study"],"prefix":"10.1002","volume":"11","author":[{"given":"Nimish","family":"Mittal","sequence":"first","affiliation":[{"name":"Division of Physical Medicine and Rehabilitation, Department of Medicine University of Toronto  Toronto Canada"},{"name":"Department of Anesthesia and Pain Management, Toronto Western Hospital University of Toronto  Toronto Canada"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Harpreet","family":"Sangha","sequence":"additional","affiliation":[{"name":"Division of Physical Medicine and 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