Hypodermic needle protector

• US 3,354,881 A
• Filed: 11/03/1964
• Issued: 11/28/1967
• Est. Priority Date: 11/03/1964
• Status: Expired due to Term

• Current Assignee: Herman S. Bloch
• Original Assignee: Herman S. Bloch
• Inventors: Bloch, Herman S.
• Application Number:
  US04/408,476
• Time in Patent Office: 1,120 Days
• US Class Current: 604/198
• CPC Class Codes: A61M 2005/3267 Biased sleeves where the needle is uncovered by insertion of the needle into a patient's body
• CPC Class Codes: A61M 5/001 Apparatus specially adapted for cleaning or sterilising syringes or needles
• CPC Class Codes: A61M 5/326 Fully automatic sleeve extension, i.e. in which triggering of the sleeve does not require a deliberate action by the user
• CPC Class Codes: F23G 7/001 for sludges or waste products from water treatment installations F23G5/008 takes precedence
• CPC Class Codes: Y10S 215/03 Medical
• CPC Class Codes: Y10S 215/90 Collapsible wall structure

Claims

1. A HYPODERMIC NEEDLE PROTECTOR DETACHABLE FROM ITS ASSOCIATED SYRINGE AND NEEDLE COMPRISING A FLEXIBLE-WALLED TUBE HAVING A NORMALLY EXTENDED CONFIGURATION ADAPTED TO ENCLOSE AT LEAST THE OUTLET TIP PORTION OF THE HYPODERMIC NEEDLE BUT CAPABLE OF BEING RESILIENTLY AXIALLY COMPRESSED BY HAND TO A DEFORMED CONFIGURATION WHEREIN THE ENDS OF THE TUBE ARE APPRECIABLY CLOSER TOGETHER;

EACH END OF THE TUBE INCLUDING A SEPTUM SUPPORTING SHOULDER;

AND PERFORABLE FLEXIBLE SELF-SEALING SEPTUM CLOSING EACH END OF THE TUBE AND SUPPORTED BY ITS RESPECTIVE SHOULDER, ONE OF SAID SEPTA BEING PIERCED BY SAID NEEDLE WHEN THE TUBE IS NORMALLY EXTENDED AND BOTH OF THE SEPTA BEING COMPLETELY PIERCED BY SAID NEEDLE WHEN THE TUBE IS DEFORMED