Inclusion Criteria- Right or left hemiplegia resulting from an ischemic or hemorrhagic stroke
- Painful Shoulder Syndrome, with pain at rest and during functional movement of the shoulder girdle
- Spasticity with an Ashworth score greater than or equal to 1.
Exclusion Criteria- Flaccidity
- Thermoalgesic sensitivity deficits
- Previous surgery to the shoulder
- Cognitive impairment
- Taking anti-inflammatory drugs and/or muscle relaxants during the course of the trial