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:
Mar. 10, 2015
Filed:
Jun. 27, 2008
Benjamin Gordon, Cambridge, GB;
Jake Turner, Cambridgeshire, GB;
Nathan Wrench, Cambridgeshire, GB;
Edward Vernon-harcourt, Pulborough, GB;
David Harris, Cambridge, GB;
Benjamin Gordon, Cambridge, GB;
Jake Turner, Cambridgeshire, GB;
Nathan Wrench, Cambridgeshire, GB;
Edward Vernon-Harcourt, Pulborough, GB;
David Harris, Cambridge, GB;
Smith & Nephew PLC, London, GB;
Abstract
A method and apparatus for alerting a user of topical negative pressure therapy apparatus to a full waste canister condition are described, the apparatus comprising a device having vacuum pump means and a waste canister connected to the device and the waste canister operably connected to a wound dressing by aspiration conduit means for aspirating fluid from the wound, the aspiration conduit means, the waste canister and the device providing a fluid flow path therethrough and the vacuum pump means providing fluid flow through the apparatus, the apparatus further comprising fluid flow restriction means in the fluid flow path of said vacuum pump and fluid pressure sensing means upstream and downstream of said fluid flow restriction means.