公开(公告)号：US20190030294A1

公开(公告)日：2019-01-31

申请号：US16050295

申请日：2018-07-31

Applicant: BOSTON SCIENTIFIC SCIMED, INC.

Inventor： Cathal Joseph McLaughlin ,  James M. Anderson ,  Roger W. McGowan ,  Gregory Dyer ,  Erik Joseph Haun ,  Shawn M. Wignall

IPC: A61M25/06 ,  A61B17/34 ,  A61M29/00

Abstract: An example dilator is disclosed. The example dilator includes a hub and an elongate shaft having a distal end region, a proximal end region and a cross-sectional profile. Additionally, the proximal end region of the elongate shaft is coupled to the hub and the elongate shaft is configured to extend through at least a portion of a lumen of an expandable introducer sheath. Additionally, the cross-sectional profile of the elongate shaft includes at least one engagement portion and at least a portion of the expandable introducer sheath extends into the at least one engagement portion of the dilator.

公开(公告)号：US11191927B2

公开(公告)日：2021-12-07

申请号：US16050295

申请日：2018-07-31

Applicant: BOSTON SCIENTIFIC SCIMED, INC.

Inventor： Cathal Joseph McLaughlin ,  James M. Anderson ,  Roger W. McGowan ,  Gregory Dyer ,  Erik Joseph Haun ,  Shawn M. Wignall

IPC: A61M5/178 ,  A61M25/06 ,  A61B17/34 ,  A61M29/00 ,  A61M25/00

Abstract: An example dilator is disclosed. The example dilator includes a hub and an elongate shaft having a distal end region, a proximal end region and a cross-sectional profile. Additionally, the proximal end region of the elongate shaft is coupled to the hub and the elongate shaft is configured to extend through at least a portion of a lumen of an expandable introducer sheath. Additionally, the cross-sectional profile of the elongate shaft includes at least one engagement portion and at least a portion of the expandable introducer sheath extends into the at least one engagement portion of the dilator.