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Interface sizing tool and method

  • US 10,058,670 B2
  • Filed: 12/05/2014
  • Issued: 08/28/2018
  • Est. Priority Date: 12/05/2013
  • Status: Active Grant
First Claim
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1. An interface sizing tool, comprising:

  • a body;

    a light source supported relative to the body, the light source configured to project a primary beam of light; and

    one or more light manipulation arrangements configured to manipulate the primary beam of light to project a reference light beam and one or more sizing light beams onto the face of a patient;

    wherein each of the reference light beam and the one or more sizing light beams is configured to be projected in a direction parallel to the others;

    wherein the reference light beam is configured to generate a reference marker on the face of the patient, and each of one or more sizing light beams is configured to generate a sizing marker on the face of the patient; and

    wherein a location of each sizing marker indicates an interface size.

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