F • CLINICAL ASPECTS OF SPINAL CORD INJURIES
585
FIG. 248.
from Switzerland which was constructed for him in the middle of the eighteenth century.
In due course, improved designs of these vehicles have been developed in various
countries. In Great Britain, the Ministry issued some years ago two types of tricycles
without weather protection, one controlled by lever propulsion for patients with full use
of their arms (model 33 of the new handbook) and the other for propulsion by hand-
operated pedals (models 29 and 30). These types of unprotected transport are today
hardly used by paraplegics let alone tetraplegics—not even their motorized version.
FIG. 249.
