Syringe having a detachable plunger rod

- Nycomed Imaging AS
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Description

FIG. 1 is an exploded perspective view of a syringe having a detachable plunger rod showing our new design;

FIG. 2 is a side elevational view of the syringe and plunger of FIG. 1;

FIG. 3 is a side elevational view of the syringe and plunger when the syringe and plunger are rotated 90.degree. from their position shown in FIG. 2;

FIG. 4 is a top plan view of the syringe and plunger;

FIG. 5 is a bottom plan view of the syringe and plunger;

FIG. 6 is a side elevational view of the plunger rod shown separately for clarity of disclosure;

FIG. 7 is a side elevational view thereof, rotated 90.degree. from it's position in FIG. 6;

FIG. 8 is a top plan view thereof;

FIG. 9 is a bottom plan view thereof; and,

FIG. 10 is an exploded fragmentary side elevational view of the syringe, plunger, and plunger rod without the plunger rod being inserted in the plunger.

Referenced Cited
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D338957 August 31, 1993 de Faire et al.
D344355 February 15, 1994 Thlonn et al.
D347688 June 7, 1994 Adams
1222424 April 1917 Laurent
1707880 April 1929 Sheets
2728341 December 1955 Ruehr
2851036 September 1958 Li Pari
3253592 May 1966 Pechmann
3669111 June 1972 Dubner
3705582 December 1972 Stumpf et al.
3766918 October 1973 Kessel
3834387 September 1974 Brown
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4299238 November 10, 1981 Baidwan et al.
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5509903 April 23, 1996 Grendahl et al.
Patent History
Patent number: D412206
Type: Grant
Filed: Oct 28, 1996
Date of Patent: Jul 20, 1999
Assignee: Nycomed Imaging AS (Oslo)
Inventors: Peter A. Basile (Lawrenceville, NJ), Scott C. Brown (Princeton, NJ), Fred E. Snyder (Princeton Junction, NJ), Joseph V. Tirrell (Birdsboro, PA)
Primary Examiner: Pamela Burgess
Law Firm: Fish & Richardson P.C.
Application Number: 0/61,633
Classifications
Current U.S. Class: Syringe, Catheter Or Needle Component (22) (D24/130)
International Classification: 2402;