Lucerne cast provides no additional benefit for extra-articular fractures of the phalanges .
Extra-Articular Fractures of the Proximal Phalanges of the Fingers: A Comparison of 2 Methods of Functional, Conservative Treatment
J Hand Surg Am. 2012 May;37(5):889-98. Epub 2012 Apr 566 patients with extra-articular fractures of the proximal phalanges were randomized to receive either a forearm cast or a Lucerne cast. Radiographic outcomes demonstrated that there were no significant differences between the two groups, in regards to palmar apex angulation and radial or ulnar angulation. However, once the cast was removed, range of motion was found to be superior in individuals with the Lucerne cast. This significant difference in range of motion was not seen at 12 week follow-up.
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