Positioning Belts - Invacare Pronto M91 User Manual

7 TRANSPORT READY OPTION (TRRO)

Positioning Belts

WARNING
The angle of the pelvic belt should be within the preferred zone of
Preferred Zone
45 to 75 degrees to the horizontal OR within the optional zone of
Optional Zone
30 to 45 degrees to the horizontal.
Steeper side-view pelvic belt angles are especially important if the
Side View
pelvic belt is intended to be used for postural support in addition
to occupant restraint in a frontal crash. Steeper angles will
reduce the tendency for a vertical gap to develop between the
user and the belt due to compliance of seat cushions and belt
30°
45°
movement, thereby reducing the tendency for the user to slip
75°
under the belt and for the belt to ride up on the soft abdomen
during normal use
Steeper belt angles also reduce the tendency for upper-torso
belts to pull the pelvic belt onto the abdomen during frontal
impact loading.

For this procedure, refer to FIGURE 4 on page 76.
75
Part No 1143153 Invacare® Pronto® M91™