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US 2014/0005558 A1Published application
Pressure sensing guidewire
AssigneeBoston Scientific Scimed, Inc.
InventorDANIEL J. GREGORICH
Life of this patent
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Abstract
Medical devices and methods for making and using medical devices are disclosed. An example medical device includes a pressure sensing guidewire. The pressure sensing guidewire may include a shaft having a proximal portion, a distal portion, and a distal tip portion. The distal portion may have a plurality of slots formed therein. A pressure sensor may be disposed within the distal portion of the shaft.
Claims20
A pressure sensing guidewire, comprising:
- a shaft having a proximal portion, a distal portion, and a distal tip portion;
- wherein the distal portion has a plurality of slots formed therein;
- and
- a pressure sensor disposed within the distal portion of the shaft.
1 more element
A pressure sensing guidewire, comprising:
- a tubular member having a proximal portion, a distal portion, and a lumen defined therein;
- wherein the distal portion has a plurality of slots formed therein;
- wherein the plurality of slots are configured to allow fluid to flow from an outer surface of the tubular member, through the slots, and into the lumen;
- a pressure sensor disposed within the lumen of the tubular member and positioned within the distal portion of the tubular member;
- and
- a tip member coupled to the distal portion of the tubular member.
3 more elements
A pressure sensing guidewire system, comprising:
- a tubular member having a proximal portion, a slotted portion, and a lumen defined therein;
- wherein the slotted portion has a plurality of slots formed therein;
- wherein the plurality of slots are configured to allow fluid to flow from an outer surface of the tubular member, through the slots, and into the lumen;
- an optical pressure sensor disposed within the lumen of the tubular member and positioned within the slotted portion of the tubular member;
- a fiber optic cable attached to the optical pressure sensor and extending proximally therefrom;
- a handle member coupled to the proximal portion of the tubular member and the fiber optic cable;
- an interferometer;
- and
- a cable extending between the handle member and the interferometer.
6 more elements
Dependencies are inferred from the claim text.