SCI woman searching for sex (according to European law conventions)

Spinal cord injury (SCI) is one of the most devastating physical disabilities. It leads to varying degrees of loss in sensations and mobility below the level of injury and causes loss in autonomic functions, such as bladder/bowel control, and sexual impairments. Research, mostly conducted in the developed western nations, reveals that coming to terms with one's sexuality after SCI is crucial for early reintegration into society and quality of life for persons with SCI. Thus, experts advocate that the sexual rehabilitation of persons with SCI is an integral component of comprehensive rehabilitation.

a. Please, argue from a human rights perspective whether (or not) an SCI-woman can lawfully claim a right to sex'

b. Let's assume the SCI-patient lives in Canada. What are her legal options for searching for a legal remedy to realize her claim under international treaty law?