Stimulate One Hand to Improve Tactile Perception on the Other

• Inclusion Criteria:

• Age: 30-80 years old

• Patients with diagnosis of unilateral (both right and left) ischemic orhemorrhagic stroke

• Stroke event dates at least 3 months before the date of inclusion to the study

• Severe-to-mild sensory loss at the fingers of the hand contralateral to thestroke lesion (affected hand)

• Capacity to provide written consent

• Affiliation to a social security scheme

• Non inclusion Criteria * :

• Sensory impairment attributable to diabetes history, peripheral vasculardisease or neuropathy

• Severe speech disorder, global aphasia and/or cognitive impairment

• Multiple stroke events

• Bilateral stroke event

• History of neurological or psychiatric illness

• Other experimental procedure is forbidden during the weeks where the study isperformed

• Pregnant, parturient and lactating women

• Persons deprived of their liberty

• Adult persons subject to a legal protection measure: guardianship, curatorship

• Persons in psychiatric care

• Congenital or acquired malformation/injury of the test fingers

• Impossibility to maintain hand position necessary for the tests due to severespasticity

Exclusion Criteria:

• Severe impairment of the sensibility of the index finger of the spared hand preventing the administration of the RSS