unimanual
/ˌjuːnɪˈmænjʊəl/Definitions
1. adjective
relating to or using the hands one at a time, especially in a skill or activity
“The surgeon’s unimanual technique was impressive, but he needed more practice to master it.”
2. noun
a tool, device, or instrument that is used with one hand at a time
“The unimanual scissor is commonly used by surgeons in delicate operations.”
3. noun
a skill or activity that requires the use of hands one at a time
“The new computer game requires the player to develop their unimanual skills in order to progress.”