Patents by Inventor Ping Situ

Ping Situ has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Pneumatic esthesiometer with gas pulse-conditioner
    Patent number: 12551104
    Abstract: A pneumatic esthesiometer adapted for measuring tactile sensitivity of a patient eye may include a pressurized gas supply system, a control system, and a pulse-conditioner. The pressurized gas supply system is configured to provide a flow of pressurized gases. The control system is configured to control the flow of pressurized gases.
    Type: Grant
    Filed: December 9, 2020
    Date of Patent: February 17, 2026
    Assignee: THE TRUSTEES OF INDIANA UNIVERSITY
    Inventors: Ping Situ, Carolyn G. Begley, William A. Monette, Trefford L. Simpson
  • Method for assessing the efficacy of treatments for dry eye
    Patent number: 12543947
    Abstract: Aspect of this invention include methods for measuring the connection between neurosensory abnormalities and dry eye and for testing the efficacy of new and existing therapies of the treatment of Dry Eye in patients with symptoms of this or related conditions.
    Type: Grant
    Filed: June 1, 2020
    Date of Patent: February 10, 2026
    Assignee: THE TRUSTEES OF INDIANA UNIVERSITY
    Inventors: Carolyn G. Begley, Ping Situ, Trefford L. Simpson
  • PNEUMATIC ESTHESIOMETER WITH GAS PULSE-CONDITIONER
    Publication number: 20230057998
    Abstract: A pneumatic esthesiometer adapted for measuring tactile sensitivity of a patient eye may include a pressurized gas supply system, a control system, and a pulse-conditioner. The pressurized gas supply system is configured to provide a flow of pressurized gases. The control system is configured to control the flow of pressurized gases.
    Type: Application
    Filed: December 9, 2020
    Publication date: February 23, 2023
    Inventors: Ping SITU, Carolyn G. BEGLEY, William A. MONETTE, Trefford L. SIMPSON
  • METHOD FOR ASSESSING THE EFFICACY OF TREATMENTS FOR DRY EYE
    Publication number: 20220218195
    Abstract: Aspect of this invention include methods for measuring the connection between neurosensory abnormalities and dry eye and for testing the efficacy of new and existing therapies of the treatment of Dry Eye in patients with symptoms of this or related conditions.
    Type: Application
    Filed: June 1, 2020
    Publication date: July 14, 2022
    Inventors: Carolyn G. BEGLEY, Ping SITU, Trefford L. SIMPSON
  • Identification of contact lens wearers predisposed to contact lens discomfort
    Patent number: 11317797
    Abstract: A method of determining a predisposition to contact lens discomfort in a patient is provided, comprising determining a detection threshold of the patient by delivering a cool mechanical stimulus to the cornea of the patient, optionally applying a series of cool mechanical stimuli to the cornea of the patient, and classifying the patient as being predisposed to contact lens discomfort if the detection threshold is at or below a cut-off value predetermined to be associated with predisposition to contact lens discomfort and/or the patient does not adapt to the series of cool mechanical stimuli.
    Type: Grant
    Filed: December 20, 2016
    Date of Patent: May 3, 2022
    Assignee: Indiana University Research and Technology Corporation
    Inventors: Ping Situ, Carolyn Begley, Trefford L. Simpson
  • IDENTIFICATION OF CONTACT LENS WEARERS PREDISPOSED TO CONTACT LENS DISCOMFORT
    Publication number: 20190000312
    Abstract: A method of determining a predisposition to contact lens discomfort in a patient is provided, comprising determining a detection threshold of the patient by delivering a cool mechanical stimulus to the cornea of the patient, optionally applying a series of cool mechanical stimuli to the cornea of the patient, and classifying the patient as being predisposed to contact lens discomfort if the detection threshold is at or below a cut-off value predetermined to be associated with predisposition to contact lens discomfort and/or the patient does not adapt to the series of cool mechanical stimuli.
    Type: Application
    Filed: December 20, 2016
    Publication date: January 3, 2019
    Applicant: Indiana University Research and Technology Corporation
    Inventors: Ping Situ, Carolyn Begley, Trefford L. Simpson