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:
May. 29, 2001
Filed:
May. 01, 1998
Applicant:
Inventor:
Jin-Zhou Liu, Westerville, OH (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 3/500 ;
U.S. Cl.
CPC ...
A61M 3/500 ;
Abstract
A nasal-nasopharyngeal-cleaning (NNC) system is disclosed for removing harmful substances from a human's nasal and nasopharyngeal cavities. Harmful substances herein include infectious agents, chemicals, dust, small particles and dirt deposits in nasal cavities and in the nasopharynx. The NNC system includes a NNC solution, a solution container, a liquid transfer tube, a valve means and a flat-head nostril fitting. The two-step cleaning process comprises cleaning the nasal cavity first with the NNC system and then cleaning the nasopharyngeal cavity with the NNC system.