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Patent No. 5421089

Fork With Timer

A fork with timer for providing a cue to a user after an elapsed period of time for indicating that another bite of food using the fork may be taken.

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Class 604/225 - Means for preventing destructive piston impact on end of material reservoir


Subclass of Class 604 - Surgery
Definition: Subject matter including a means to prevent damage to an
No. of patents: 10
Last issue date: 10/11/2005


NumberTitleIssue Date
6953449Hypodermic syringe having plunger pull-out stopping structure
A hypodermic syringe includes a barrel, the barrel having two stop portions in the rear side, a radially compressible constraint member mounted in the barrel and stopped between the stop portions of the barrel, and a plunger holding a rubber stopper and axially mova...
10/11/2005
6921382Retracting device for a safety syringe
A safety syringe has a barrel, a needle hub movably received in the barrel and having a hollow cone with a flange formed on an inner periphery of the hollow cone and a plunger with a hook formed to correspond to the flange of the needle hub such that when the hook e...
07/26/2005
6371941Prefilled syringe
A prefilled syringe has a tubular body which has an open front end and an open rear end. A front assembly is mounted on an outer periphery of a front end portion of the tubular body. A finger grip is mounted on an outer periphery of a rear end portion of ...
04/16/2002
6368314Monitoring of the pressure of a product fluid to be administered in dosed amounts during infusion or injection
The invention relates to a process for the monitoring of the pressure of a product fluid to be administered in dosed amounts during an infusion or injection, which is dispensable from a container that is received in or formed by a housing, by advancement ...
04/09/2002
6251095Safety syringe with retractable standard needles
Safety syringe with retractable standard needle including a syringe barrel, a plunger and an injection needle. A commonly used standard medical injection needle can be firmly fitted with the needle holder in accordance with the requirement of a user. The ...
06/26/2001
5385558Angiographic control syringe
An improved angiographic control syringe for use in high-pressure medical procedures. An oblong locking ring disposed on a plunger stem. The oblong locking ring has two circular end segments at the far opposing ends of the ring, and comprises two flat seg...
01/31/1995
5067948Safety, packaging, injection and disposal system for pre-filled pharmaceutical vials
A vial holding syringe (84) includes a barrel (6) having a bore (12), a sealable needle end (8) and an open plunger end (10). A plunger (16) is mounted within the bore and includes an elongated hollow stem (18), having an interior (36) sized to hold a con...
11/26/1991
4678461Automatic injector with improved glass container protector
An automatic injector having a glass container protecting sleeve of thin plastic material assembled in an operative position within the injector housing with respect to the glass medicament container when the stressed spring actuating assembly is in an un...
07/07/1987
4245654Blood sampling syringe
Improved disposable syringe for taking blood or other fluid samples, particularly arterial samples for blood gas testing or the like, which comprises a syringe body, a piston or plunger having a compressible end piece which forms a seal with the inner sur...
01/20/1981
4112945Operator means for syringe cartridges
A syringe device is disclosed which employs an operator cooperable with the plunger of a syringe cartridge to facilitate discharge of fluid from the syringe cartridge. Various embodiments of the operator each include a sleeve portion which progressively t...
09/12/1978
 
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