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Publication numberUSD312872 S
Publication typeGrant
Application numberUS 07/191,473
Publication dateDec 11, 1990
Filing dateMay 9, 1988
Priority dateNov 9, 1987
Publication number07191473, 191473, US D312872 S, US D312872S, US-S-D312872, USD312872 S, USD312872S
InventorsThomas Mahl
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Dental suction head
US D312872 S
Abstract  available in
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  1. The ornamental design for a dental suction head, as shown and described.

FIG. 1 is a front elevational view of a dental suction head showing my new design;

FIG. 2 is a right side elevational view thereof, the left side being a mirror image;

FIG. 3 is a rear elevational view thereof.

FIG. 4 is a top plan view thereof.

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US7090654Mar 28, 2003Aug 15, 2006Sherwood Services AgCatheter with occlusion resistant tip
US7141035Jun 24, 2003Nov 28, 2006Sherwood Services AgCatheter with occlusion resistant tip
US7238023 *Dec 14, 2004Jul 3, 2007Enos Denise ASaliva ejector or eductor
US7776005Jun 21, 2004Aug 17, 2010Covidien AgTriple lumen catheter with occlusion resistant tip
US7845944May 3, 2006Dec 7, 2010Trademark Medical, LlcOral suction swab
US8187231Jun 23, 2010May 29, 2012Tyco Healthcare Group LpCatheterization system
US8231384Nov 6, 2009Jul 31, 2012Jessy S. Sidhu, Professional CorporationDental evacuation tool
US8496622Apr 23, 2012Jul 30, 2013Covidien LLPCatheterization system
US8747343Sep 30, 2011Jun 10, 2014Covidien LpHemodialysis catheter with improved side opening design
US9072867Sep 30, 2011Jul 7, 2015Covidien LpCatheter with external flow channel
US9468461Jun 3, 2013Oct 18, 2016Covidien LpCatheterization system
US20040193102 *Jun 24, 2003Sep 30, 2004Kurt HaggstromCatheter with occlusion resistant tip
US20070276326 *May 3, 2006Nov 29, 2007Trademark Medical, LlcOral suction swab
US20160100922 *Apr 17, 2014Apr 14, 2016Tohoku UniversityIntake device
U.S. ClassificationD24/112