Feng Yan

US Patent:

20220192727, Jun 23, 2022

Filed:

Apr 10, 2020

Appl. No.:

17/601551

Inventors:

- Takoma Park MD, US
Feng Yan - Fairfax VA, US
Taisen Zhuang - Rockville MD, US
Aditya Shanghavi - Silver Spring VA, US
Laxmi Ray - Silver Spring VA, US
Buddika Sumanasena - Silver Spring VA, US
Evgueni Sokolovski - Herndon VA, US

International Classification:

A61B 18/12
A61B 18/04

Abstract:

A configurable electrosurgical generator front panel. The configurable electrosurgical generator front panel has a front panel frame, a display screen or tablet computing device, and a plurality of connectors for connecting accessories to the front panel frame. The front panel in the front panel assembly provides a novel structure for inserting a screen or tablet device into the front panel frame and securing it in place.

US Patent:

20210316106, Oct 14, 2021

Filed:

Apr 12, 2021

Appl. No.:

17/228510

Inventors:

- Takoma Park MD, US
Taisen Zhuang - Rockville MD, US
Xiaoqian Cheng - Falls Church VA, US
Evgueni Sokolovski - Herdon VA, US
Saravana Murthy - Owings Mills MD, US
Buddika Sumanasena - Silver Spring MD, US
Feng Yan - Fairfax VA, US
Jerome McQueen - Annandale VA, US

Assignee:

Jerome Canady Research Institute for Advanced Biological and Technological Sciences - Takoma Park MD

International Classification:

A61M 16/10
A61M 16/00
A61M 16/06
A61M 16/14

Abstract:

A method for performing cold atmospheric plasma treatment of respiratory infections or lung cancer having a source of a carrier gas, a cold atmospheric plasma generator connected to the source of carrier gas, a source of compressed air, a humidifier connected to the source of compressed air, a source of oxygen, a ventilator having inputs connected to an output of the humidifier and the source of oxygen, a mixer having an interior chamber formed from a dielectric, an active electrode inside the interior chamber, and an outer electrode connected to ground, wherein the mixer has a fluid input port connected to a gas output of the cold atmospheric plasma generator and an output of the ventilator, and a delivery member connected to an output of the mixer for delivering combined humidified air and cold atmospheric plasma to a respiratory system of a patient.

US Patent:

20210316153, Oct 14, 2021

Filed:

Dec 30, 2020

Appl. No.:

17/284762

Inventors:

- Takoma Park MD, US
Taisen Zhuang - Rockville MD, US
Xiaoqian Cheng - Falls Church VA, US
Evgueni Sokolovski - Herdon VA, US
Saravana Murthy - Owings Mills MD, US
Buddika Sumanasena - Silver Spring MD, US
Feng Yan - Fairfax VA, US
Jerome McQueen - Annandale VA, US

Assignee:

Jerome Canady Research Institute for Advanced Biological and Technological Sciences - Takoma Park MD

International Classification:

A61N 1/44
A61K 33/00
A61M 16/16
A61M 16/06
A61M 16/00
A61M 16/10
A61M 16/12

Abstract:

A system for performing cold atmospheric plasma treatment of respiratory infections or lung cancer having a source of a carrier gas, a cold atmospheric plasma generator connected to the source of carrier gas, a source of compressed air, a humidifier connected to the source of compressed air, a source of oxygen, a ventilator having inputs connected to an output of the humidifier and the source of oxygen, a mixer having an interior chamber formed from a dielectric, an active electrode inside the interior chamber, and an outer electrode connected to ground, wherein the mixer has a fluid input port connected to a gas output of the cold atmospheric plasma generator and an output of the ventilator, and a delivery member connected to an output of the mixer for delivering combined humidified air and cold atmospheric plasma to a respiratory system of a patient.

US Patent:

20200342976, Oct 29, 2020

Filed:

Oct 10, 2019

Appl. No.:

16/759485

Inventors:

- Takoma Park MD, US
Laxmi Ray - Silver Spring MD, US
Feng Yan - Fairfax VA, US
Buddika Sumanasena - Silver Spring MD, US
Taisen Zhuang - Vienna VA, US

International Classification:

G16H 20/40
G16H 40/63
G06K 7/10
G06F 21/31
A61B 18/12
A61B 34/00
A61B 90/98

Abstract:

A method for authenticating an electrosurgical system accessory comprising initiating a surgical procedure through a user interface on an electrosurgical generator, automatically determining whether an electrosurgical accessory is plugged into a generator receptacle, activating an RFID reader connected to the generator in response to a determination that an accessory is plugged into a receptacle, transmitting through the RFID reader to an RFID tag in the accessory a privacy password, transmitting a unit identification code from the RFID tag to the generator, displaying a device type associated with the transmitted unit identification code, checking a status of the accessory, unlocking a tag memory management if the read status code indicates the accessory has not previously been used, reading encoded data from the tag memory, computing a device authentication code from tag memory encoded data, transmitting the computed authentication code to the tag, and enabling the accessory in response to a match.

US Patent:

20190380763, Dec 19, 2019

Filed:

Oct 31, 2017

Appl. No.:

16/341643

Inventors:

- Takoma Park MD, US
Feng Yan - Fairfax VA, US
Taisen Zhuang - Rockville MD, US
Dereck Chiu - Arlington VA, US

Assignee:

U.S. Patent Innovations, LLC - Takoma Park MD

International Classification:

A61B 18/04
A61B 17/3211

Abstract:

An attachment for a gas-assisted electrosurgical device. The attachment has a housing having a channel within it, an electrosurgical blade and an electrical connector. The electrosurgical blade has a conductive member comprising an elongated distal portion and a proximal portion, the distal portion having a width greater than a width of the proximal portion, the width of the distal portion being at least three times the thickness of the distal portion, and a coating on at least a portion of said conductive member.

US Patent:

20190167334, Jun 6, 2019

Filed:

Dec 6, 2017

Appl. No.:

15/833780

Inventors:

- Takoma Park MD, US
Feng Yan - Fairfax VA, US
Taisen Zhuang - Rockville MD, US

International Classification:

A61B 18/04
A61L 31/02

Abstract:

An apparatus for gas-assisted electrosurgery having a gas-assisted electrosurgical probe comprising a tube and an electrode within said tube, wherein a distal end portion of said electrode extends from an opening at a distal end of said tube and an electrically insulating tip connected to a distal end of said electrode. The electrically insulating tip has a substantially hemispherical distal end portion having a radius rand a proximal portion having a circular cross-section and a central axis of a length l, wherein 1>r.

US Patent:

20190090963, Mar 28, 2019

Filed:

Sep 25, 2017

Appl. No.:

15/577984

Inventors:

- Takoma Park MD, US
Cheffren Canady - Washington DC, US
Taisen Zhuang - Rockville MD, US
Feng Yan - Fairfax VA, US
Aditya Shanghavi - Silver Spring MD, US
Daniel Tabatabai - Annandale VA, US
Tanner Pierce - Washington DC, US

International Classification:

A61B 34/30
A61B 17/3201
A61B 17/29
A61B 17/34
A61B 17/32
A61B 34/00
B25J 9/00
B25J 11/00

Abstract:

A robotic surgical system and accessory having a robotic base or hand piece having a plurality of motors and a mechanical actuator each for operating a mechanical positioning arm in a different degrees of freedom. The robotic base is reusable and provides the platform for the system. The drive system has a port that interfaces with the robotic base and allows for insertion of surgical instruments into the base.