wheelchair
Standard term for a wheelchair; no special nuance or register.
祖父は車椅子で公園を散歩する。
My grandfather takes a walk in the park in a wheelchair.
駅には車椅子用のスロープがある。
There is a ramp for wheelchairs at the station.
My grandfather has been using a wheelchair since the accident.
The nurse pushed the patient's wheelchair toward the ward.
She normally gets around by wheelchair.
At this facility you can use a wheelchair free of charge.