http://www.jns-journal.com/article/S0022-510X(17)32185-8/fulltext
Background:
The use of robot-assisted therapy (RT) in stroke rehabilitation is
prominently effective, but very limited studies have directly compared
the effects of different robotic rehabilitation devices.
Objective: This study examined the efficacy of proximal RT by using the InMotion ARMTM interactive therapy system (Proximal-IMT) versus distal RT by using the InMotion WRISTTM interactive therapy system (Distal-IMT) on motor function, muscle strength, and real-life daily activities in stroke patients.
Patients and Methods/Material and Methods:
A cluster-controlled trial was conducted and a total of 40 patients
with stroke were enrolled. Participants received 1 of the Proximal-IMT,
Distal-IMT, or control treatment (CT) for 20 training sessions. Outcome
measures were the upper-extremity subscale of Fugl-Meyer Assessment
(FMA-UE), Medical Research Council (MRC) Scale, Motor Activity Log
(MAL), and wrist-worn activity monitors (ie, accelerometers).
Results:
There were statistically significant differences on the distal FMA-UE,
total MRC, distal MRC, and MAL quality of movement scores among the 3
groups (P = 0.02 to 0.05). Post hoc comparisons revealed that
the Distal-IMT group improved more than the Proximal-IMT and CT groups
in distal upper-limb motor function, muscle strength, and quality of
movement while using the affected arm in daily tasks.
Conclusion:
We found that distal robot-aided rehabilitation using the InMotion
WRIST system had superior effects on distal upper-limb motor function,
muscle strength, and perceived use of the affected arm during daily
tasks. Further large-scale study is suggested to confirm the long-term
treatment effects of arm and wrist robots.
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