wheelchair | Redpillinnovations

Habitual Manual Wheelchair Slumping - Erik Kondo

Many manual wheelchair users and industry professionals claim that a rigid orthopedic backrest automatically prevents a wheelchair user...

The Need for Improved Wheelchair Literacy - Erik Kondo

Imagine you wanted information on the workings of a bicycle, you would seek out an experienced bicycle technician and rider. Someone who...

Wheelchair Performance Outcomes: Absolute and Relative – Erik Kondo

Wheelchairs are like other personal mobility devices (PMDs) such that designers, manufacturers, and innovators are constantly attempting...

On Wheelchair Static and Dynamic Stability - Part III - Erik Kondo

Part I, Part II Inherent Conflicts between Static Stability and Dynamic Stability A manual wheelchair is complex device that can be setup...

On Wheelchair Static and Dynamic Stability (Part I )– Erik Kondo

Photo Credit: Mark Hunt

Why Are Wheelchair-Users Still in the Dark Ages? – Erik Kondo

Over the years, we have seen dramatic improvement in the development of artificial limbs for amputees. Prostheses have progressed from...

Wheelie Skills and More - Erik Kondo

A wheelie is maintained by balancing the wheelchair’s Center of Mass directly over the wheelchair’s rear axle. Performing a wheelchair...