The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 26, 2019
Filed:
Apr. 14, 2015
Erre Quadro S.r.l., Pisa, IT;
Giovanni de Santis, Pisa, IT;
Gualtiero Fantoni, Pisa, IT;
Stanislao Rizzo, Lucca, IT;
Francesco Faraldi, Turin, IT;
Erre Quadro S.R.L., Pisa, IT;
Abstract
Vitrectomy probe () for the removal of the vitreous humour () and comprising a tube () adapted to be put into direct contact with the vitreous (), defining a main axis () and including an internal passage () and a opening () enabling the vitreous () to enter the internal passage () and comprising at least one cutting edge (,); a suction system suitable for the creation of vacuum within the internal passage () sucking the vitreous () into the opening (); a drive unit adapted to move the tube () defining a vibrational motion (A) of the tube () which therefore produces pressure waves reducing the viscosity of the vitreous (), and a reciprocating motion (B), having a frequency lower than the frequency of the vibrational motion (A), adapted to enable the cutting edges (,) to cut the vitreous ()