IP Library › Granted Patent US 10,071,262
Granted Patent B2
US 10,071,262 · App. 14/021,631 · Granted Sep 11, 2018

Apparatus, method, and system for selectively effecting and/or killing bacteria

Inventors: Gerhard Randers-Pehrson (Ossining, NY); David Jonathan Brenner (New York, NY); Alan Bigelow (New York, NY)
Assignee: THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK
A61N5/0624A61B18/18A61N5/0616A61N2005/0654A61N2005/0661A61N2005/0667
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Quick Facts
Patent No.
US 10,071,262
App. No.
14/021,631
Granted
Sep 11, 2018
Kind
B2
Abstract

Certain exemplary embodiments of the present disclosure can provide an apparatus and method for generating at least one radiation can be provided. The exemplary apparatus and/or method can selectively kill and/or affect at least one bacteria. For example, a radiation source first arrangement can be provided which is configured to generate at least one radiation having one or more wavelengths provided in a range of about 190 nanometers (nm) to about 230 nm, and at least one second arrangement can be provided which is configured to prevent the at least one radiation from having any wavelength that is outside of the range can be provided.

Claims (14)

1. An apparatus for generating at least one bactericidal radiation, comprising:

an overhead surgical illumination system or a surgeon's surgical headlight system comprising:

an excilamp configured to generate the at least one bactericidal radiation having a peak wavelength provided in a range of 190 nanometers (nm) to 230 nm, wherein the peak wavelength is 207 nm or 222 nm;

at least one filter arrangement which includes a band pass filter, or a combination of a low pass filter and a high pass filter, wherein the at least one filter arrangement is configured to:

prevent all ultraviolet wavelengths of the at least one generated bactericidal radiation that are outside of the range of 190 to 230 nm from passing through the at least one filter arrangement; and

allow all wavelengths in the range of 190 to 230 nm to pass through the at least one filter arrangement; and

fluoresce visible light in response to the at least one bactericidal radiation impinging on the at least one filter arrangement to indicate that the excilamp is operating.

2. The apparatus of claim 1 , wherein the at least one bactericidal radiation is configured by the apparatus to avoid harm to cells of the body.

3. The apparatus of claim 1 , wherein the excilamp includes at least one of a krypton-bromine lamp or a krypton-chlorine lamp.

4. The apparatus of claim 1 , wherein the radiation source first arrangement is further configured to generate the at least one bactericidal radiation having a single wavelength provided in the range.

5. The apparatus of claim 1 , wherein the at least one filter second arrangement includes at least one of a chemical filter or a dielectric.

6. The apparatus of claim 1 , wherein the at least one radiation source first arrangement has a light source that has a width that is shorter than a length thereof, and wherein a direction of extension of the length is perpendicular to a direction in which the at least one bactericidal radiation is provided from a window of the at least one radiation source first arrangement.

7. The apparatus of claim 1 , wherein the at least one radiation source first arrangement has a light source, a housing enclosing the light source and a window in the housing, wherein the light source, generates the at least one bactericidal radiation inside the housing provided in a first direction that is parallel to a second direction of irradiation of the at least one bactericidal radiation through the window.

8. The apparatus of claim 1 , wherein the at least one radiation source first arrangement is configured to generate the at least one bactericidal radiation using argon gas.

Assignments (2)
CORRECTIVE ASSIGNMENT TO CORRECT THE TYPOGRAPHICAL ERROR IN THE ASSIGNEE'S NAME PREVIOUSLY RECORDED ON REEL 031619 FRAME 0753. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNEE'S NAME SHOULD BE THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK. Recorded Dec 3, 2013
From: RANDERS-PEHRSON, GERHARD; BRENNER, DAVID JONATHAN; BIGELOW, ALAN
To: THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK
Reel/Frame 031752/0562 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 18, 2013
From: RANDERS-PEHRSON, GERHARD; BRENNER, DAVID JONATHAN; BIGELOW, ALAN
To: THE TRUSTEES OF COMUMBIA UNIVERSITY IN THE CITY OF NEW YORK
Reel/Frame 031619/0753 →
Continuity (4)
Continuation In Part PCTUS2012027963 · Mar 7, 2012
Provisional Application 61450038 · Mar 7, 2011
Related Publication 20150073396A1 · Mar 12, 2015
Related Publication 20150265346A9 · Sep 24, 2015
Cited By (5)
US 12,329,872 US 12,453,791 US 12,485,197 US 12,661,422 US 12,702,724