New robot arm control helps wheelchair users reach and grab

This study tested a new way to control a robot arm mounted on a power wheelchair. The arm uses a camera to help guide movements, making it easier for people with spinal cord injuries to do everyday tasks like picking up a glass or opening a fridge. 21 adults who use power wheelchairs and have trouble with daily tasks took part. They practiced using the robot arm and then completed two multi-step tasks. Researchers measured how fast and how successfully people completed the tasks, and asked about their experience.