scholarly journals Anomalous flexor digitorum superficialis muscle belly presenting as a mass within the palm

2007 ◽  
Vol 15 (1) ◽  
pp. 44-46 ◽  
Author(s):  
Nicholas Stephens ◽  
Eric Marques ◽  
Christopher Livingston
2015 ◽  
Vol 32 (01) ◽  
pp. 008-011 ◽  
Author(s):  
B. Ray ◽  
A. Saxena ◽  
S. Nayak ◽  
B. Pugazhendi ◽  
B. Gayathri

Abstract Introduction: Flexor digitorum superficialis (FDS) takes its origin by two heads: humero ulnar and radial.. The FDS is considered to be potential flexor of proximal interphalangeal, metacarpophalnageal and wrist joints through its insertion to the middle phalanges of lateral 4 fingers. Aim of the study was to conduct a morphometric study on FDS and to evaluate its variants in cadaveric limbs. Materials and Methods: The study was carried out on 25 right and 23 left upper limbs belonging to formalin fixed adult cadavers. Lengths of humeral, ulnar, radial heads of the muscle as well as its tendons were separately measured using digital caliper. Mean length of muscle bellies of humeral head, tendinous length and musculotendinous length tabulated. Results: A unique muscle belly arising from the deeper surface of left FDS as a tendon, proximal to flexor retinaculum, entering in the palm after passing through the carpal tunnel was observed. The muscle was inserted into the middle phalanx of index finger. Conclusion: Studies on absolute length of FDS are rare. The present study has significant influence on length tension relationship of afore mentioned muscle. The hazardous effects of anomalous belly of FDS and its consequences were also discussed.


1991 ◽  
Vol 16 (1) ◽  
pp. 68-69 ◽  
Author(s):  
J. AGEE ◽  
H. RELTON McCARROLL ◽  
ANNE HOLLISTER

The flexor digitorum superficialis is a digastric muscle with a proximal muscle belly from which the tendons to the index, ring and little fingers arise. These tendons are not independent and are not good motors for non-synergistic transfers. Such as for finger extension. The muscle and tendon to the middle finger arise separately and are therefore more suitable for non-synergistic transfers.


2013 ◽  
Vol 2013 (oct31 1) ◽  
pp. bcr2013201257-bcr2013201257
Author(s):  
W. Chow ◽  
J. Dickson ◽  
U. Khan

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