BRACES (CALIPERS)
METAL ROD BRACES* using ‘re-bar’ (reinforcing rod for use in cement building
construction)
For a brace shorter than 50 cm. (20 inches) you can use rod that is 5 mm. thick.
For a longer brace, the rod should be thicker—up to 8 mm.
543
Bend the rod
like this.
Half ring
slightly
bigger
than leg.
BELOW
KNEE
ABOVE
KNEE
TOP RING COVER
soft
leather
thick
strap
ABOVE-KNEE
BRACE
BACK KNEE STRAP
Rivet and glue
the leather.
KNEE PIECE
soft
leather
inner
pad
thick,
strong
leather
ABOVE-KNEE
BRACES
Note: These flat-bottomed
soles make walking more
difficult.
BELOW-KNEE
BRACE
This clog
is not as
good a
design as
this one.
These improved clog designs make
walking smoother (see p. 544).
soft sponge
rubber
(or nothing)
wood
strong rubber
sole (car tire)
or
wood
car tire
*Much of the information on metal braces, on this and the following pages, is taken or adapted from Poliomyelitis
by Huckstep, and Simple Prosthesis Manufacture by Chris Dartnell.
disabled village children