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:
Jun. 24, 2025
Filed:
Aug. 16, 2019
Fisher & Paykel Healthcare Limited, Auckland, NZ;
Pavlo Kokhanenko, Auckland, NZ;
Benjamin Elliot Hardinge Pegman, Auckland, NZ;
Charlotte Grace Laus, Auckland, NZ;
Callum James Thomas Spence, Auckland, NZ;
Abigail Sharmini Rajen Arulandu, Auckland, NZ;
Zane Paul Gell, Auckland, NZ;
Zach Jonathan Warner, Auckland, NZ;
Vincent Verdoold, Auckland, NZ;
Gabor Papotti, Auckland, NZ;
German Klink, Auckland, NZ;
Richard John Boyes, Auckland, NZ;
Bernard Tsz Lun Ip, Auckland, NZ;
Monika Baumann, Auckland, NZ;
James Robert Jarmey Greenfield, Auckland, NZ;
Katie-Ann Jane Buckels, Auckland, NZ;
Donald Roy Kuriger, Auckland, NZ;
Joshua Robert Lee, Auckland, NZ;
Jesus Antonio Amador Noriega, Auckland, NZ;
James Michael Gilbert, Auckland, NZ;
Fisher & Paykel Healthcare Limited, Auckland, NZ;
Abstract
Disclosed herein is a surgical cannula configured as an instrument retaining or centering apparatus, configured for providing insufflation gases to a surgical cavity of a patient (such as the pneumoperitoneum) and allowing insertion of medical instruments into the surgical cavity through the cannula. The cannula can include features to direct gas flow in particular directions to prevent or reduce smoke, fog/condensation, or other unwanted media from contacting a portion of a medical instrument.