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Class Information
Number: 604/228
Name: Surgery > Means for introducing or removing material from body for therapeutic purposes (e.g., medicating, irrigating, aspirating, etc.) > Treating material introduced into or removed from body orifice, or inserted or removed subcutaneously other than by diffusing through skin > Material introduced or removed through conduit, holder, or implantable reservoir inserted in body > Means moved by person to inject or remove fluent material to or from body inserted conduit, holder, or reservoir > Injector or aspirator syringe supported only by person during use (e.g., hand held hypodermic syringe, douche tube with forced injection, etc.) > With piston or plunger for expelling material from body or injector reservoir > Specific structure of means coupling piston to piston actuator
Description: Subject matter wherein significance is attributed to the means for connecting an initially separated piston and piston actuator, whereafter the actuator can be operated to impel material to or from the reservoir.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7566326 |
Syringe plunger locking mechanism |
Jul. 28, 2009 |
| 7537582 |
Syringe assembly having disabling mechanism |
May. 26, 2009 |
| 7534234 |
Hand-held aspiration syringe and methods |
May. 19, 2009 |
| 7491191 |
Keep vein open method and injector with keep vein open function |
Feb. 17, 2009 |
| 7407495 |
Syringe assembly having disabling mechanism |
Aug. 5, 2008 |
| 7399293 |
Syringe assembly having disabling mechanism with tamper resistance features |
Jul. 15, 2008 |
| 7357785 |
System for detecting air |
Apr. 15, 2008 |
| 7337538 |
Methods and apparatuses for joining a pumping cartridge to a pump drive |
Mar. 4, 2008 |
| 7331935 |
Syringe assembly having disabling mechanism |
Feb. 19, 2008 |
| 7331934 |
Syringe assembly having disabling mechanism |
Feb. 19, 2008 |
| 7329235 |
Powder and liquid mixing syringe |
Feb. 12, 2008 |
| 7320680 |
Single-use syringe |
Jan. 22, 2008 |
| 7166089 |
Plunger of a syringe |
Jan. 23, 2007 |
| 7153288 |
System for detecting air |
Dec. 26, 2006 |
| 7125395 |
Device for controlled delivery of an injectable liquid |
Oct. 24, 2006 |
| 7081104 |
Method and apparatus for injecting fluid into animals and disposable front loadable syringe therefor |
Jul. 25, 2006 |
| 7077824 |
Single use safety syringe |
Jul. 18, 2006 |
| 7056301 |
Syringe |
Jun. 6, 2006 |
| 7033338 |
Cartridge and rod for axially loading medication pump |
Apr. 25, 2006 |
| 7029458 |
Front-loading syringe adapter for front-loading medical injector |
Apr. 18, 2006 |
| 6890320 |
Continuous liquid infusion device |
May. 10, 2005 |
| 6872191 |
Self-destructive syringe |
Mar. 29, 2005 |
| 6835191 |
Self-venting movable seal and plunger |
Dec. 28, 2004 |
| 6817990 |
Fluid reservoir piston |
Nov. 16, 2004 |
| 6808513 |
Front loading medical injector and syringe for use therewith |
Oct. 26, 2004 |
| 6802828 |
System for filling and assembling pharmaceutical delivery devices |
Oct. 12, 2004 |
| 6800071 |
Fluid reservoir piston |
Oct. 5, 2004 |
| 6773416 |
Safety hypodermic syringe |
Aug. 10, 2004 |
| 6764466 |
Adapter and syringe for front-loading medical fluid injector |
Jul. 20, 2004 |
| 6761707 |
Safety syringe having needle holder capable of fixing secured and easy to drawback |
Jul. 13, 2004 |
| 6752789 |
Syringe plunger locking mechanism |
Jun. 22, 2004 |
| 6733475 |
Safety syringe of easy to pull out the plunger |
May. 11, 2004 |
| 6676642 |
Barrel stabilizer for syringe piston |
Jan. 13, 2004 |
| 6663593 |
Disposable syringe with plunger rupture |
Dec. 16, 2003 |
| 6659979 |
Method of injecting fluid into animals |
Dec. 9, 2003 |
| 6607507 |
Single-use syringe |
Aug. 19, 2003 |
| 6582399 |
Syringe with detachable syringe barrel |
Jun. 24, 2003 |
| 6575938 |
Syringe |
Jun. 10, 2003 |
| 6569126 |
Cylinder ampoule |
May. 27, 2003 |
| 6562008 |
Front loading medical injector and syringe for use therewith |
May. 13, 2003 |
| 6533758 |
Adapter and syringe for front-loading medical fluid injector |
Mar. 18, 2003 |
| 6494866 |
Syringe plunger rod and method of manufacture |
Dec. 17, 2002 |
| 6485459 |
Retractable non-reusable needle |
Nov. 26, 2002 |
| 6478779 |
Assembly of needle holder and barrel of safety syringe |
Nov. 12, 2002 |
| 6458101 |
Safety syringe with retractable needle holder |
Oct. 1, 2002 |
| 6361525 |
Single-use syringe |
Mar. 26, 2002 |
| 6315758 |
Method of injecting fluid into animals |
Nov. 13, 2001 |
| 6221054 |
Device for dispensing a fluid product containing two components |
Apr. 24, 2001 |
| 6217550 |
Single-use syringe |
Apr. 17, 2001 |
| 6171286 |
Self-aligning syringe plunger |
Jan. 9, 2001 |
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