IP Library Granted Patent US 8,287,527
Granted Patent B2
US 8,287,527 · App. 12/241,983 · Granted Oct 16, 2012

Microwave system calibration apparatus and method of use

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Quick Facts
Patent No.
US 8,287,527
App. No.
12/241,983
Granted
Oct 16, 2012
Kind
B2
Abstract

An apparatus for calibrating a microwave energy delivery device including a body, the body defining a chamber portion. The chamber portion is configured to receive a portion of a microwave energy delivery device and the body is configured to absorb energy transmitted by the microwave energy delivery device at a predetermined absorption rate.

Claims (26)

1. A system for calibrating a microwave energy delivery device, comprising:

a body defining a chamber portion therein, the body including:

a first body portion configured to receive and position a microwave energy delivery device; and

a second body portion configured to engage the first body portion and form the chamber portion therebetween, wherein the first body portion and the second body portion are hingedly engaged about a fixed axis of rotation,

wherein the chamber portion at least partially surrounds a microwave antenna on the microwave energy delivery device and is configured to receive at least a portion of the microwave energy delivery device and the body is configured to absorb energy transmitted by the microwave antenna of the microwave energy delivery device at a predetermined absorption rate.

2. The system of claim 1 , wherein the chamber portion formed by the body is an elongate cylindrical chamber, the elongate cylindrical chamber adapted to receive the microwave antenna of the microwave energy delivery device.

3. The system of claim 1 , wherein the chamber portion is configured to engage the microwave antenna of the microwave energy delivery device within the chamber portion.

4. The system of claim 1 , wherein the first and second body portions further include a locking mechanism that locks the first body portion to the second body portion.

5. The system of claim 4 , wherein the locking mechanism is selected from one of a clip, a latch, a pin, a locking hinge, a self closing hinge, a magnetic lock and an electronic closure mechanism.

6. The system of claim 1 , wherein the body further includes a positioner to position the microwave energy delivery device in a fixed position relative to the chamber portion.

7. The system of claim 6 , wherein the positioner on the body corresponds to a substantially similar interface on the microwave energy device, wherein the positioner and the interface mate with each other to position the microwave energy delivery device in a fixed position relative to the chamber portion.

8. The system of claim 7 , wherein the positioner is a recessed portion of the body and the interface is a raised portion of the microwave energy delivery device, wherein the recessed portion and the raised portion mate together and position the microwave energy delivery device.

9. The system of claim 1 , wherein the first body portion and the second body portion surround at least a portion of the microwave energy delivery device in a first condition and are spaced relative to a portion of the microwave energy delivery device in a second condition.

10. A system for calibrating a microwave energy delivery device comprising:

a microwave energy delivery device;

a microwave generator configured to deliver a microwave energy signal to the microwave energy delivery device; and

a microwave system calibration apparatus including:

a body defining a chamber portion therein, the chamber portion being configured to receive at least a portion of the microwave energy delivery device, the body being configured to absorb microwave energy, transmitted by the microwave energy delivery device, at a predetermined absorption rate, the body further including:

a first body portion configured to receive and position the microwave energy delivery device; and

a second body portion configured to engage the first body portion and form the chamber portion therebetween, the chamber portion at least partially surrounds a microwave antenna on the microwave energy delivery device,

wherein the first body portion and second body portion are hingedly engaged about a fixed axis of rotation;

wherein the microwave generator is configured to measure at least one measured parameter related to the microwave energy signal delivered to the microwave energy delivery device and to determine at least one calibration parameter related to the calibration of the microwave energy delivery device.

11. The system of claim 10 , wherein the chamber portion formed by the body is an elongate cylindrical chamber, the elongate cylindrical chamber being adapted to receive the microwave antenna of the microwave energy delivery device.

12. The system of claim 10 , wherein the at least one measured parameter is selected from a group consisting of forward power, reflected power and temperature.

13. The system of claim 10 , wherein the at least one calibration parameter is selected from a group consisting of phase, frequency and impedance.

14. The system of claim 10 , wherein the microwave generator is configured to determine engagement of the microwave energy delivery device with the microwave system calibration apparatus.

Assignments (5)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 4, 2016
From: VIVANT MEDICAL LLC
To: COVIDIEN LP
Reel/Frame 038343/0394 →
CHANGE OF NAME Recorded Mar 29, 2016
From: VIVANT MEDICAL, INC.
To: VIVANT MEDICAL LLC
Reel/Frame 038299/0168 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 24, 2013
From: VIVANT LLC
To: COVIDIEN LP
Reel/Frame 030280/0375 →
CHANGE OF NAME Recorded Apr 24, 2013
From: VIVANT MEDICAL, INC.
To: VIVANT LLC
Reel/Frame 030292/0435 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 30, 2008
From: BRANNAN, JOSEPH D.; PAULUS, JOSEPH A.
To: VIVANT MEDICAL, INC.
Reel/Frame 021610/0986 →