Development and pilot testing of HEXORR: Hand EXOskeleton Rehabilitation Robot

Table 1 Stroke Clinical Assessments

Measure	All subjects	Subject 1	Subject 2	Subject 3	Subject 4	Subject 5
n	5
Age (year)		59	61	51	62	33
Gender	1F/4M
Time post-stroke (months)		14	19	12	300	34
Action Research Arm Test (total score = 57)	22.4 ± 3.2	20	21	21	22	28
Grasp (total score = 18)	6.2 ± 1.1	6	5	6	6	8
Grip (total score = 12)	5.2 ± 1.3	4	4	5	6	7
Pinch (total score = 18)	6.2 ± 0.45	6	6	6	6	7
Gross Movement (total score = 9)	4.8 ± 1.1	4	6	4	4	6
Arm Motor Fugl-Meyer score (total score = 66)	34 ± 7	35	34	35	23	43
Proximal arm subportion (total score = 42)		22	19	20	9	25
Hand/wrist subportion (total score = 24)		12	13	14	13	15
Coordination/Speed (total score = 6)		1	2	1	1	3
Modified Ashworth Spasticity Scale (unimpaired = 0)	1.7 ± 0.3	1 +	1 +	2	1 +	2
Elbow		1 +	1 +	2	1 +	2
Wrist		1 +	1 +	2	1 +	1 +
Finger		1 +	1 +	2	1 +	1 +

Results are mean ± standard error. Subjects received clinical assessment prior to using the robotic device. This pilot study was not intended to provide therapy, so no follow-up assessment was conducted.

ISSN: 1743-0003