Lei Zheng

US Patent:

20090182423, Jul 16, 2009

Filed:

Jan 16, 2008

Appl. No.:

12/015454

Inventors:

Lei Zheng - Fort Lee NJ, US

International Classification:

A61F 2/16

US Classification:

623 639

Abstract:

Presented is a device for use in a surgical procedure on an eye. The device includes a thin layer of membrane made with biocompatible materials, and shaped with curved posterior portion, curved anterior portion, like the shape of a human crystalline lens capsule bag. The front portion has a circled opening. A number of closed haptics could attach to the equator portion of the device. This device is to support the lens capsule after cataract surgery, or any other typed of eye surgery.

US Patent:

20140039270, Feb 6, 2014

Filed:

Oct 11, 2013

Appl. No.:

14/051797

Inventors:

John C. MERRIAM - Tenafly NJ, US
Lei ZHENG - Fort Lee NJ, US

International Classification:

A61B 17/02
A61F 9/007
A61B 1/32

US Classification:

600217, 600236

Abstract:

Presented is a device for use in a surgical procedure on an eye. The device includes an elongated member that includes a first elongated portion, a second elongated portion, and hook portion. The first elongated portion includes a proximal end and a distal end. The second elongated portion includes a proximal end and a distal end. The proximal end of the second elongated portion is coupled to the distal end of the first elongated portion. The second elongated portion extends from the first elongated portion at an angle to the longitudinal axis of the first elongated portion. The hook portion includes a proximal end and a distal end. The proximal end of the hook portion is coupled to the distal end of the second elongated member.

US Patent:

20220313705, Oct 6, 2022

Filed:

Jun 14, 2022

Appl. No.:

17/840203

Inventors:

- New York NY, US
Lei Zheng - New York NY, US
Lucy Lu - New York NY, US

International Classification:

A61K 31/573
A61K 9/00
A61P 15/08
A61P 15/18
A61K 31/567

Abstract:

Provided herein are oral drug preparations including cyproterone acetate and ethinylestradiol, dosing regimen for the drug preparations, and methods of treating diseases. The methods provided include the administration of the oral drug preparation to treat one or more symptoms of hyperandrogenic conditions or hyperandrogenic activities, to provide contraception, and to reduce a risk of vascular thromboembolism (VTE) in a subject.

US Patent:

20150038791, Feb 5, 2015

Filed:

Mar 4, 2014

Appl. No.:

14/196627

Inventors:

John C. MERRIAM - Tenafly NJ, US
Lei Zheng - Fort Lee NJ, US

International Classification:

A61B 17/02

US Classification:

600203, 600217

Abstract:

Presented is a device for use in a surgical procedure on an eye. The device includes an elongated member that includes a first elongated portion, a second elongated portion, and hook portion. The first elongated portion includes a proximal end and a distal end. The second elongated portion includes a proximal end and a distal end. The proximal end of the second elongated portion is coupled to the distal end of the first elongated portion. The second elongated portion extends from the first elongated portion at an angle to the longitudinal axis of the first elongated portion. The hook portion includes a proximal end and a distal end. The proximal end of the hook portion is coupled to the distal end of the second elongated member.