Patent ID: 11969156
Assignee: 3NT MEDICAL LTD.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. A device for accessing a paranasal sinus cavity of a patient, the device comprising:
a sinus access member, comprising:
a rigid support tube;
a curved shape memory member slidably disposed at least partially within the rigid support tube, wherein the curved shape memory member assumes a default curved shape when advanced out of a distal end of the rigid support tube; and
a flexible tube slidably disposed over at least part of the curved shape memory member, wherein the flexible tube assumes the default curved shape of the curved shape memory member when the flexible tube resides over the curved shape memory member; and

a handle, comprising:
a housing attached to a proximal end of the rigid support tube;
a curving slider coupled with the housing and a proximal end of the curved shape memory member for extending and retracting the curved shape memory member through the distal end of the rigid support tube; and
an extension slider coupled with the housing and a proximal end of the flexible tube for extending and retracting the flexible tube relative to the curved shape memory member and the rigid support tube.