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Integrity testing method and apparatus for delivering vapor to the uterus

  • US 9,662,060 B2
  • Filed: 10/09/2012
  • Issued: 05/30/2017
  • Est. Priority Date: 10/07/2011
  • Status: Active Grant
First Claim
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1. A method of performing a procedure on a uterus of a patient, comprising:

  • performing a uterine integrity test comprising;

    inserting a uterine device into the uterus of the patient;

    delivering gas or fluid from an inflow lumen of the uterine device into the uterus;

    measuring a flow rate of the gas or fluid as it is delivered into the uterus;

    determining that the uterus is sealed if the flow rate decreases below a flow rate threshold value;

    eliminating retrograde flow from the uterus back through the uterine device with a one way valve disposed in the inflow lumen; and

    after performing the uterine integrity test and determining that the uterus is sealed, performing a patency test for the uterine device comprising;

    delivering gas or fluid from the inflow lumen of the uterine device into the uterus;

    removing gas or fluid from the uterus with an outflow lumen of the uterine device;

    determining that the uterine device is not clogged or embedded in tissue if a flow rate of gas or fluid removed from the uterus is observed through the outflow lumen of the uterine device.

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