Original sentence: The Shuttle Remote Manipulator System (SRMS), or Canadarm (Canadarm 1), is a mechanical arm used on the Space Shuttle to maneuver a payload  from the payload bay of the orbiter to its deployment position and then release it
Edited sentence: The  Canadarm (Canadarm 1), is a mechanical arm used on the Space Shuttle to maneuver a payload  from the payload bay of the orbiter to its deployment position and then release it