Patent ID: 11937890
Assignee: INTUITIVE SURGICAL OPERATIONS, INC.
Field: Medical technology (Instruments)
Classification: CPC A  B | IPC A  B

Claim 0:
1. A mechanical arm assembly comprising:
a base member rotatable about a base axis;
a first arm member including a first portion and a second portion, the first arm member being rotatably coupled to the base member at the first portion of the first arm member, and the first arm member being rotatable with respect to the base member about a first axis that is orthogonal to the base axis;
a first motor coupled to the base member, the first motor including a first drive shaft rotatable about the first axis and coupled to the first arm member;
a second arm member including a first portion and a second portion, the first portion of the second arm member being rotatably coupled to the second portion of the first arm member, and the second arm member being rotatable with respect to the first arm member about a second axis the second axis parallel to the first axis;
a second motor coupled to the base member, the second motor including a second drive shaft rotatable about the first axis and coupled to the second arm member;
a grip member coupled to the second portion of the second arm member; and
a third motor coupled to a support, the third motor including a third drive shaft rotatable about the base axis and coupled to the base member.