Patent ID: 11957899
Assignee: BROWN UNIVERSITY
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 4:
5. The system of claim 1, wherein each of the guide elements includes a proximal lip disposed at the first end of the guide tube, and a distal lip disposed at the second end of the guide tube, on an opposite end of the guide element as the proximal lip;
wherein the proximal lips of the respective guide elements are configured to interlock with each other to form a proximal circular rim at the first end of the guide tube when the catheter is in its united cylindrical configuration; and
wherein the distal lips of the respective guide elements are configured to interlock with each other to form a distal circular rim at the second end of the guide tube; and
wherein the proximal and distal circular rims formed by the proximal and distal lips, define the lumen between the proximal and distal circular rims.