IP Library Granted Patent US 9,510,847
Granted Patent B2
US 9,510,847 · App. 14/495,109 · Granted Dec 6, 2016

Targeted illumination for surgical instrument

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Quick Facts
Patent No.
US 9,510,847
App. No.
14/495,109
Granted
Dec 6, 2016
Kind
B2
Abstract

An illuminated surgical instrument has a working area located near an end of the instrument. An array of optical fibers terminates near the end of the instrument. The array of optical fibers is located adjacent to the instrument such that the array of optical fibers provides targeted illumination to the working area only on one side of the instrument.

Claims (13)

1. An illuminated surgical instrument comprising:

an instrument with a working area located near an end of the instrument;

an array of optical fibers terminating near the end of the instrument, the array of optical fibers located adjacent to the instrument such that the array of optical fibers provides illumination to the working area only on one side of the instrument, the array of optical fibers comprising:

a first optical fiber; and

a plurality of optical fibers flanking the first optical fiber on opposite sides thereof, the first optical fiber having a diameter larger than the diameters of the flanking optical fibers, the array of optical fibers arranged along the cannula such that the flanking optical fibers have progressively decreasing diametrical sizes away from the first optical fiber.

2. The illuminated surgical instrument of claim 1 wherein the plurality of optical fibers and instrument are configured to fit through a cannula with a size not greater than 23 gauge.

3. The illuminated surgical instrument of claim 1 wherein the plurality of optical fibers comprises optical fibers with diameters between 0.003 inches and 0.005inches.

4. The illuminated surgical instrument of claim 1 further comprising:

a potting substance that holds the plurality of optical fibers against the instrument.

5. The illuminated surgical instrument of claim 1 further comprising:

a sleeve that holds the plurality of optical fibers against the instrument.

6. The illuminated surgical instrument of claim 5 wherein the plurality of optical fibers comprises optical fibers with diameters between 0.002 inches and 0.005inches.

7. The illuminated surgical instrument of claim 1 wherein the array of optical fibers is arranged to provide targeted illumination to the working area of the instrument and, the targeted illumination configured for an orientation of the working area.

Assignments (1)
CONFIRMATORY DEED OF ASSIGNMENT EFFECTIVE APRIL 8, 2019 Recorded Dec 10, 2019
From: NOVARTIS AG
To: ALCON INC.
Reel/Frame 051454/0788 →