Hypodermic needle and support structure therefor

USRE28713E · kind E · reissue

Assignee

• Sherwood Medical Industries Inc. · US

Inventors

• Peter Stevens · Derby, GB
• Donald W. Utting · DeLand, US

Key dates

• Filing date: Oct 1, 1973
• Grant date: Feb 17, 1976
• Expiry date: Oct 1, 1993

Classification

• Technology area (CPC —): General

Abstract

1. A hypodermic needle support structure comprising in combination .[.;.]. .Iadd.: .Iaddend.a plastic main support member having .Iadd.an inner end, and an outer end portion terminating in an outer end; .Iaddend.a passage extending longitudinally .[.therethrough which provides.]. .Iadd.through said support member to provide .Iaddend.access to the interior of said support member from either end thereof.Iadd.; said longitudinally extending passage including a smaller diameter portion adjacent said outer end and a larger diameter portion adjacent to said smaller diameter portion; means defining a shoulder between said smaller diameter portion and said larger diameter portion; .[.with said support member having at the outer end.]. .Iadd.; said outer end portion of said support member including .Iaddend. a rigid support section.[.,.].; a generally tubular metal eyelet member .Iadd.; a hypodermic needle cannula; said eyelet member being .Iaddend.disposed in fluid-sealing engagement with said support section and forming a fixed fluid-sealing engagement with .[.a.]. .Iadd.said .Iaddend.hypodermic needle cannula, said eyelet member having .[.at the inner end thereof a.]. .Iadd.an inner end …