CVA stroke
Conditions
Interventions
Participants will be asked to perform different reach and/or grasp tasks with
and without support of a hand/arm support. The reaching and grasping tasks with
support will be controlled based on EMG,
Sponsors
Revalidatiecentrum Het Roessingh
Eligibility
Age
18 Years to 99 Years
Inclusion criteria
Inclusion criteria: Arm support tests Patients is clinically diagnosed with a left sided unilateral ischemic or hemorrhagic stroke Patient*s age is between 18-80 years Time passed since onset of disease is at least three months The patient*s right arm is affected Score on Medical Research Council Scale of the shoulder and elbow * 3 Patient has sufficient cognitive status to understand two-step instructions in Dutch Patients has (corrected to) normal vision Patients has provided written informed consent ;Grasp support testen Patients is clinically diagnosed with unilateral ischemic or hemorrhagic stroke Patient*s age is between 18-80 years Time passed since onset of disease is at least three months The patient*s left or right hand/arm is affected Active extension of the fingers to grasp a cylindrical object Patients has sufficient cognitive status to understand two-step instructions in Dutch Patients has (corrected to) normal vision Patients has provided written informed consent
Exclusion criteria
Exclusion criteria: * People with severe sensory problems of the affected upper extremity * Patients with remarkably increased muscle tone, measured by score on the Ashworth scale > 2 * People with severe acute pain of the affected hand and/ or arm * People who participate in other studies that can affect functional performance of the hand * People having insufficient knowledge of the Dutch language to understand the purpose or methods of the study * People with severe contractures limiting passive range of motion * People with co-morbidities limiting functional use of the hand * People with wounds on their hand that can give a problem when using the system
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Outcomes of the questionnaires regarding usability (System Usability scale and other questionnaire) | — |
Secondary
| Measure | Time frame |
|---|---|
| * The number of attempts needed to perform the task * The number of times the system recognized the command correctly, the false positive and negative positive rate * The distance from the target location in centimeters to test the accuracy of the system * Time needed to complete the task * Success rate defined as percentage of tasks completed successfully by the user * The distance between the target location and achieved hand location after a movement (in centimeters) to assess the performance of the patient if less than 100% support is provided. * How often a good distinction can be made between reaching and reach-to-grasp movement, and the false- and negative positive rates | — |
Countries
Netherlands
Outcome results
None listed