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Thermal Coefficient Driven Drug Pellet Size For Ophthalmic Injection

  • US 20090093788A1
  • Filed: 10/01/2008
  • Published: 04/09/2009
  • Est. Priority Date: 10/09/2007
  • Status: Abandoned Application
First Claim
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1. A method of injecting a mixture into an eye comprising:

  • providing the mixture in a dispensing chamber with an air gap located between the mixture and an interior surface of a dispensing chamber housing, when the mixture and dispensing chamber housing are near room temperature;

    bringing the dispensing chamber housing and mixture to a temperature range, other than near room temperature, at which the mixture expands and is in a more liquid state;

    maintaining air in a needle after the mixture expands and prior to an injection; and

    injecting the air in the needle and the mixture into the eye.

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