Clinical Biomechanics
Volume 15, Issue 5 , Pages 301-305 , June 2000

Flexor muscle incursion into the carpal tunnel: a mechanism for increased carpal tunnel pressure?

  • Peter J. Keir

      Affiliations

    • Department of Kinesiology and Health Science, 364 Bethune College, York University, 4700 Keele Street, North York, Toronto, Ont., Canada M3J 1P3
    • Corresponding Author InformationCorresponding author
    • ,
  • Joel M. Bach

      Affiliations

    • Department of Orthopaedics, Orthopaedic Biomechanics Labs, University of Colorado Health Sciences Center, Denver, CO, USA

Received 5 July 1999 ,Accepted 30 November 1999.

References 

  1. Gelberman RH, Hergenroeder PT, Hargens AR, Lundborg GN, Akeson WH. The carpal tunnel syndrome. A study of carpal canal pressures. J Bone Joint Surg A 1981;63:380–3
  2. Silverstein BA, Fine LJ, Armstrong TJ. Hand wrist cumulative trauma disorders in industry. Brit J Indust Med. 1986;43:779–784
  3. Werner R, Armstrong TJ, Bir C, Aylard MK. Intracarpal canal pressures: the role of finger hand wrist and forearm position. Clin Biomech. 1997;12:44–51
  4. Cobb TK, An AK, Cooney WP. Effect of lumbrical muscle incursion within the carpal tunnel on carpal tunnel pressure: a cadaveric study. J Hand Surg A. 1995;20:186–192
  5. Rempel D, Bach JM, Gordon L, So Y. Effects of forearm pronation/supination on carpal tunnel pressure. J Hand Surg A. 1998;23:38–42
  6. Keir PJ, Bach JM, Rempel DM. Effects of finger posture on carpal tunnel pressure during wrist motion. J Hand Surg. 1998;23:1004–1009
  7. Weiss ND, Gordon L, Bloom T, So SY, Rempel DM. Position of the wrist associated with the lowest carpal-tunnel pressure: implications for splint design. J Bone Joint Surg A. 1995;77:1695–1699
  8. Keir PJ, Wells RP, Ranney DA, Lavery W. The effects of tendon load and posture on carpal tunnel pressure. J Hand Surg A. 1997;22:628–634
  9. Skie M, Zeiss J, Ebraheim NA, Jackson WT. Carpal tunnel changes and median nerve compression during wrist flexion and extension seen by magnetic resonance imaging. J Hand Surg A. 1990;15:934–939
  10. Yoshioka S, Okuda Y, Tamai K, Hirasawa Y, Koda Y. Changes in carpal tunnel shape during wrist joint motion. MRI evaluation of normal volunteers. J Hand Surg B. 1993;18:620–623
  11. Ham SJ, Kolkman WFA, Heeres J, den Boer JA, Vierhout PAM. Changes in the carpal tunnel due to action of the flexor tendons: Visualization with magnetic resonance imaging. J Hand Surg A. 1996;21:997–1003
  12. Cobb TK, An AK, Cooney WP, Berger RA. Lumbrical muscle incursion into the carpal tunnel during finger flexion. J Hand Surg B. 1994;19:434–438
  13. Yii NW, Elliot D. A study of the dynamic relationship of the lumbrical muscles and the carpal tunnel. J Hand Surg B. 1994;19:439–443
  14. Holtzhausen L, Constant D, de Jager W. The prevalence of flexor digitorum superficialis and profundus muscle bellies beyond the proximal limit of the carpal tunnel: A cadaveric study. J Hand Surg A. 1998;23:32–37
  15. Armstrong TJ, Chaffin DB. An investigation of the relationship between displacements of the finger and wrist joints and the extrinsic finger flexor tendons. J Biomech. 1978;11:119–128
  16. Cobb TK, Dalley BK, Posteraro RH, Lewis RC. The carpal tunnel as a compartment. An anatomic perspective. Ortho Rev 1992;21:451–3

PII: S0268-0033(99)00092-3

Clinical Biomechanics
Volume 15, Issue 5 , Pages 301-305 , June 2000

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