| 摘要 |
The invention relates to a guide catheter apparatus comprising: (a) a guide catheter portion comprising a plurality of electroactive polymer actuators (610) disposed along the axial length of the guide catheter portion, said electroactive polymer actuators changing the shape of the guide catheter portion based upon received control signals, each of said electroactive polymer actuators comprising an active member which is separated from a counter-electrode by an electrolyte region, wherein said active members of said plurality of electroactive polymer actuators are attached to one or more substrate layer (605) in the shape of a tube; and (b) a control unit coupled to said plurality of actuators and sending control signals to said plurality of actuators. |
