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Original Article

A three centre study of the variability of ankle foot orthoses due to fabrication and grade of polypropylene

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Pages 175-182 | Published online: 12 Jul 2009

References

  • Data Sheets on the Physical, Mechanical and Thermal Properties of Various Polymers, Issue 1. North Sea Plastics Ltd, Glasgow 1995
  • Golay W, Lunsford T, Lunsford BR, Greenfield J. The effect of malleolar prominence on polypropylene AFO rigidity and buckling. J Prosthet Orthot 1989; 1: 231–241
  • Katdare K, Schwartz M, Wevey R. The nonlinear stiffness of ankle foot orthoses: measurement and prediction. Gait Posture 2000; 11: 124–125
  • Ross RS, Greig RJ, Convery P. Comparison of bending stiffness of six different “colours” of copolymer polypropylene. Prosthet Orthot Int 1999; 23: 63–71
  • Singerman R, Hoy DJ, Mansour JM. Design changes in ankle foot orthosis intended to alter stiffness also alter orthosis kinematics. J Prosthet Orthot 1999; 11: 48–56
  • Sumiya T, Suzuki Y, Kasahara T. Stiffness control in posterior‐type plastic ankle‐foot orthoses: effect of ankle trimline, Part 2: Orthoses characteristics and orthosis/pateint matching. Prosthet Orthot Int 1996; 20: 132–137
  • Syngellakis S, Arnold MA, Rassoulian H. Assessment of the non‐linear behaviour of plastic ankle foot orthoses by the finite element analysis method. J Eng Med 2000; 214H: 527–539

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