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Class 604/311 - With piston or plunger for expelling material therefrom


Subclass of Class 604 - Surgery
Definition: Subject matter wherein a ram or a ram actuator ejects the
No. of patents: 42
Last issue date: 04/24/2012


1    
NumberTitleIssue Date
8162906Medical device for delivery of liquids
An apparatus and method for delivering liquid within an orifice of an animal is disclosed. In an exemplary embodiment, the apparatus comprises a hollow syringe defining a vessel having an open end; a plunger, slidingly and sealingly disposed within the vessel; and a...
04/24/2012
7311695Splash shield system
A splash shield system for use in combination with various irrigation sources, particularly wide mouth irrigation squeeze bottles. ...
12/25/2007
7135011Portable device for dispensing skin treatments
A portable, extremity-attachable device for dispensing skin treatment comprises a deformable housing having a skin treatment reservoir that is caused to dispense such treatment upon squeeze actuation. A set of valves permit proper operation of the device with differ...
11/14/2006
6598767Dispensing container
A dispensing package for a cosmetic stick comprising a barrel having a generally open end and a generally closed end, a central longitudinal axis which run between the generally open end and the generally closed end of the barel, a piston slidably located...
07/29/2003
6547467Microapplicators, delivery systems and methods for adhesives and sealants
A microapplicator for dispensing and applying an adhesive or sealant material comprises a handle portion, an applicator tip connected to the handle portion, and a microreservoir at the applicator tip arranged to hold a small amount, about 20 microliters o...
04/15/2003
6506183One shot actuation housing apparatus for instilling a medication into an eye
Apparatus for operating eye drop dispenser is provided which includes a four bar link system in order to enable cocking firing and resetting of an actuator for dispensing eye drops upon a single button depression by a patient....
01/14/2003
6471095Dosing and delivering system
The present invention relates to a dispensing device (1) for a fluid (10), the dispensing device (1) comprising a reservoir (11), a shaft (12), a back seal (13), a damper (14), a piston (151) and a one-way valve (16), the back seal (13) sealing a first en...
10/29/2002
6394975Method to apply compositions to a surface
A process and apparatus for one-step preparation of fibrinogen adhesive by polyethylene glycol-mediated precipitation from plasma are disclosed. The methods and apparatus of the invention permit preparation of autologous fibrinogen adhesive composition fr...
05/28/2002
6390817Fiber tipped dental substance applicator
A fiber tipped dental substance applicator that is insertable into a bore of an exit orifice of a syringe. The applicator may include one or more fluid passageways through which a dental substance may flow from the syringe to fibers at the end of the appl...
05/21/2002
6254579Multiple precision dose, preservative-free medication delivery system
Apparatus for instilling a medicament into an eye includes a rigid housing for containing a reservoir of medicament and a nozzle for instilling a dose of the medicament into an eye. A displacement pump, sealing a front end of the rigid housing and in flui...
07/03/2001
6200288Everting toroid device for insertion into a body cavity
An everting toroid for use in delivering a powdered, fluid, or aerosolized pharmaceutical composition, or other composition, to an internal body cavity, such as the urethra, or other cavity, is contained within a tubular housing and may be extended theref...
03/13/2001
6190367Medical site prep device
The medical site prep device of this invention includes a main body portion, preferably in the shape of a hollow ring, a sponge-like material attached to the bottom of the main body portion, a plate disposed in the center of the main body portion and a pi...
02/20/2001
6186973Tampon applicator
The invention relates to a tampon applicator. The tampon applicator is intended to permit easier and safer handling of the tampon. For this purpose, the tampon comprises a hollow outer cylinder (10) with a delivery opening (12) for allowing to push out th...
02/13/2001
6168576Device for dispensing vaginal medication
A hand-operated disposable device for controllably dispensing medications having a paste-like or cream-like consistency includes a transparent plastic container member having a cylindrical medication-holding bore, and a plunger member which slidably engag...
01/02/2001
6109484Dropping container
A dropping container includes a cylindrical body, a dropping portion having a pressure valve for closing an opening in the dropping container body such that it can be opened by pressure and a thin tube which is open to the outside. The pressure valve incl...
08/29/2000
6007335Medicine dispenser adapted to administer liquid medicine via a retromolar pad area
A medicine dispenser adapted to administer liquid medicine via a retromolar pad area including a liquid collecting cylinder body and a soft plastic protective cover. The liquid collecting cylinder body includes a liquid discharge tube extending centrally ...
12/28/1999
5984888Applicator and coating
An applicator article and method are disclosed for inserting a substance into a body cavity. The applicator article and method are especially useful for inserting a catamenial tampon into a woman's vagina. The applicator article includes a tubular member ...
11/16/1999
5954688Everting toroid device for delivering a drug into a body cavity
An everting toroid for use in delivering a powdered or liquid or aerosolized drug to an internal body cavity, such as the urethra, is described. The drug may be distributed on the surface of the everting toroid or may be injected through the lumen thereof...
09/21/1999
5860947Wound irrigation device and method
A device for irrigating a wound wherein a syringe fitted with a two-way check valve is filled via a short fill stem that is dipped into irrigant contained in a basin and expelled through a discharge port. The use of a basin allows the irrigant to be posit...
01/19/1999
5857991Device for applying medication fluid on mucus membrane in body cavities
A device for applying medication fluid on mucus membrane in interior of body cavities has a manually actuatable pump element mountable on a medication supply container for discharging a medication fluid and having an outlet, an insertion tube having one e...
01/12/1999
5816804Fiber-ended open orifice delivery tip
A delivery tip for use on a delivery device for applying a dental composition to tooth surfaces includes a tubular member having a proximal end and a distal end. The proximal end of the tubular member is coupled to the delivery device. A plurality of fibr...
10/06/1998
5725498Device and method for sealing puncture wounds
A device is proposed for inserting hemostatic material through a tissue channel and against the outside wall of a blood vessel of a patient, wherein the blood vessel wall has a puncture therein adjacent the tissue channel. The device includes a charge of ...
03/10/1998
5665106Vascular patch applicator
Disclosed is a device for delivering tissue adhesives and/or sealant patches to a surface which covers or surrounds a lumen, cavity or organ, or potential lumen or cavity, within a human or other animal. Also disclosed is a method of delivering tissue adh...
09/09/1997
5665107Surface opening adhesive sealer
Disclosed is a device for delivering tissue adhesives and/or sealant patches to a surface which covers or surrounds a lumen, cavity or organ, or potential lumen or cavity, within a human or other animal. Also disclosed is a method of delivering tissue adh...
09/09/1997
5571181Soft tissue closure systems
A soft tissue closure system for closing percutaneous puncture sites or soft tissue voids, its method of manufacture and method of use are disclosed. The system comprises a delivery means and a self-expandable, resorbable implant disposed within the deliv...
11/05/1996
5542920Needle-less parenteral introduction device
A needle-less device for the parenteral administration of a medicament is disclosed. The medicament has the shape of one end of a toothpick. It is placed in the bore of a barrel with the barrel having the shape of a nosecone at one end. A plunger is inser...
08/06/1996
5489280Surgical preparation solution applicator
A fluid applicator 10 used to prepare a surgical site on a patient's skin is disclosed, which irrigates a surgical site and simultaneously collects excess irrigation fluids from the surgical site and returns the collected fluids to a fluid reservoir. Appl...
02/06/1996
5324273Disposable barrel dental impression material syringe
A disposable barrel dental impression syringe having a rotatable malleable needle cannula. A disposable barrel is fitted with a malleable needle cannula that is seated to permit easy rotation thereof. A handle is threaded onto the open end of the barrel. ...
06/28/1994
5286257Syringe apparatus with detachable mixing and delivery tip
A syringe device having a barrel enclosing a first chamber therein containing coaxially aligned primary and secondary plungers. A connectable mixing and delivery tip encloses a second chamber therein and is connected to the barrel by a coupling. A slidabl...
02/15/1994
5269684Adjustable brush delivery tip with secondary flow path
An apparatus for applying coatings to various surface types. The apparatus includes a dispenser for holding a quantity of the coating material and a delivery tip having adjustable bristles at one end. The bristles are slidably secured in a spiral passagew...
12/14/1993
5224940Device and method for protecting health personnel from body fluid backsplash
A splash shield for containing contaminated fluids from a wound and a method of use are disclosed. The shield is a transparent dome-shaped body made from a plastic film. The shield can be pierced by a sharp medical instrument, such as a hypodermic syringe...
07/06/1993
4997371Dental agent applicator
An apparatus for applying dental bonding agents to tooth surfaces. The apparatus includes a syringe-type dispenser for holding a quantity of bonding agent and an applicator tip having short bristles at one end. The applicator tip is curved to accommodate ...
03/05/1991
4993948Applicator for dental material
For free-hand use by a dentist, there is provided a cylinder containing tooth filling material urged out of the cylinder by spring pressure, sometimes augmented by thumb pressure against the end of a piston rod in the cylinder. Flow of the material out of...
02/19/1991
4900315Disposable applicator
This invention concerns a disposable single dose syringe type applicator in the form of an elongated body that comprises two integrally joined sections which can be separated by breaking. One section is a tubular barrel section which constitutes a medicam...
02/13/1990
4865480Dispenser for medicaments in meltable formulations
An applicator for dispensing metered amounts of medicaments in stick formulations is comprised of a hollow tube and a piston mounted to slidingly move within the tube. A finger operable base is rotatably mounted at one end of the tube and is mechanically ...
09/12/1989
4863072Single hand operable dental composite package
Apparatus for the delivery of light-curable composite dental filling material comprises a tubular composite reservoir, plunger and slider. The slider is free to move longitudinally along the reservoir but is matingly mounted to facets on the outside surfa...
09/05/1989
4617918Device for combined therapeutic and stimulative treatment of the gums
A device for delivering an irrigant and/or a medicament fluid to the gingival sulcus comprises an elongated handle member terminating in a flexible tip portion provided with aperture(s), the tip being connected to a fluid reservoir via a conduit and opera...
10/21/1986
4608045Applicator for impressing brands or medicaments on animals
An applicator for impressing brands or medicaments on animals has a handle mounted for movement towards or from an applicator pad containing a liquid chamber communicating with a base, a part of which, having the configuration of the area over which liqui...
08/26/1986
4578055Controlled diffusion medicament applicator
A medicament applicator having a rigid, curved delivery tube provides controlled diffusion of medicament, as well as rigidity for burnishing of tissue and removal of coagulated blood, and maneuverability for reaching desired points of application within t...
03/25/1986
4540410Lyophilized compositions, preparation and use thereof
A syringe containing a lyophilized mixture of an absorbable gelatin powder and aminocaproic acid is prepared by mixing the gelatin powder, aminocaproic acid and water to form a slurry, introducing an aliquot of the slurry into a syringe and freeze-drying ...
09/10/1985
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