The Effect of Flexor Digitorum Profundus Repair Position Relative to Camper Chiasm on Tendon Biomechanics

Author(s):  
Mohammad M. Haddara ◽  
Eric C. Mitchell ◽  
Louis M. Ferreira ◽  
Joshua Gillis
2009 ◽  
Vol 34 (5) ◽  
pp. 643-650 ◽  
Author(s):  
H. OMAE ◽  
C. ZHAO ◽  
Y.-L. SUN ◽  
M. E. ZOBITZ ◽  
S. L. MORAN ◽  
...  

The purpose of this study was to assess tendon metabolism and suture pull-out strength after simple tendon suture in a tissue culture model. One hundred and twelve flexor digitorum profundus tendons from 28 dogs were cultured for 7, 14, or 21 days with or without a static tensile load. In both groups increased levels of matrix metalloproteinase (MMP) mRNA was noted. Suture pull-out strength did not decrease during tissue culture. While the presence of a static load had no effect on the pull-out strength, it did affect MMP mRNA expression. This tissue culture model could be useful in studying the effect of factors on the tendon-suture interface.


2012 ◽  
Vol 38 (4) ◽  
pp. 418-423 ◽  
Author(s):  
E. McDonald ◽  
J. A. Gordon ◽  
J. M. Buckley ◽  
L. Gordon

Our goal was to investigate and compare the mechanical properties of multifilament stainless steel suture (MFSS) and polyethylene multi-filament core FiberWire in flexor tendon repairs. Flexor digitorum profundus tendons were repaired in human cadaver hands with either a 4-strand cruciate cross-lock repair or 6-strand modified Savage repair using 4-0 and 3-0 multifilament stainless steel or FiberWire. The multifilament stainless steel repairs were as strong as those performed with FiberWire in terms of ultimate load and load at 2 mm gap. This study suggests that MFSS provides as strong a repair as FiberWire. The mode of failure of the MFSS occurred by the suture pulling through the tendon, which suggests an advantage in terms of suture strength.


Hand ◽  
2013 ◽  
Vol 8 (3) ◽  
pp. 352-353 ◽  
Author(s):  
Ankur Munjal ◽  
Pooja Munjal ◽  
Abhijeet Mahajan

1998 ◽  
Vol 23 (4) ◽  
pp. 548-549 ◽  
Author(s):  
F. M. VAZ ◽  
H. J. C. R. BELCHER

We report a case of avulsion of the insertion of flexor digitorum profundus (FDP) tendon from a distal phalangeal enchondroma.


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