Title:
吸引中にチップの真空制御を行うための装置、システム、及び方法
Document Type and Number:
Japanese Patent JP6401276
Kind Code:
B2
Abstract:
Disclosed herein is an apparatus for insertion in an eye of a patient for aspirating material from the eye in the treatment of an ocular condition, the apparatus comprising a needle disposed at a distal end of the apparatus, an aspiration channel extending from a distal aperture of the needle to a proximal end of the apparatus, and an irrigation sleeve coaxially disposed about the needle. The aspiration channel comprises a proximal portion having a first diameter, a bypass portion having a second diameter and at least one bypass port, and a distal portion having a third diameter. The second diameter is larger than the first diameter. The irrigation sleeve and the needle form an annular irrigation passageway therebetween. The bypass port is shaped and configured to establish fluid communication between the irrigation passageway and the aspiration channel.
Inventors:
John Morgan Bourne
John Richard Carpenter
John Richard Carpenter
Application Number:
JP2016536581A
Publication Date:
October 10, 2018
Filing Date:
November 06, 2014
Export Citation:
Assignee:
Novartis Age
International Classes:
A61F9/007
Domestic Patent References:
| JP2005237961A | ||||
| JP9504981A | ||||
| JP2007505693A |
Foreign References:
| WO2000074615A2 | ||||
| US4182385 | ||||
| WO2012082623A1 |
Attorney, Agent or Firm:
Atsushi Aoki
Shinji Mitsuhashi
Yoichi Watanabe
Masaru Nakajima
Ryotaro Takei
Tatsunori Ikeda
Shinji Mitsuhashi
Yoichi Watanabe
Masaru Nakajima
Ryotaro Takei
Tatsunori Ikeda