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Class 604/185 - Reservoir squeezed to expel material therefrom


Subclass of Class 604 - Surgery
Definition: Subject matter wherein a resilient reservoir holding material
No. of patents: 74
Last issue date: 03/15/2011


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NumberTitleIssue Date
7905865Medicinal liquid supply apparatus having fixed-type medicinal liquid supply volume controller and arbitrary medicinal liquid supply volume controller
Disclosed therein is a medicinal liquid supply apparatus, which includes a fixed-type medicinal liquid supply volume controller adapted to supply medicinal liquid only as much as a paramedic sets and fixes and an arbitrary medicinal liquid supply volume controller a...
03/15/2011
7351235Snivel removing device
A snivel removing device includes a housing having a partition to form two chambers and an outlet port and an inlet port communicating with the chambers. One or more bladders are attached to the housing, and communicating with the chambers, and compressible and expa...
04/01/2008
7337922Platen pump
An infusion pump for expelling a fluid from a collapsible fluid reservoir to a patient. The pump includes a housing having a chamber therein for receiving the fluid reservoir. A first wall is provided on the housing for contacting the fluid reservoir, and a second w...
03/04/2008
7309333Medication delivery system having selective automated or manual discharge
A portable medication delivery system enables a patient to elect slow continuous auto-administration or rapid bolus self-administration of a fluid medication. The medication delivery system has an infusion pump, which includes a fluid storage chamber and a spring-dr...
12/18/2007
7303549Transcutaneous fluid delivery system
A device for delivering fluid to a person including a reservoir for containing a fluid to be delivered to the person, a fluid transport device for dispensing fluid from said reservoir to the person, said fluid transport device including a proximal end in fluid commu...
12/04/2007
7186235Device for manipulating a needle or abrader array and method of use
The present invention relates to an apparatus and method for intradermally administering a pharmaceutical composition or other substance into and through the skin of a mammalian body in a manner that avoids or eliminates excess pain and discomfort normally caused as...
03/06/2007
7172579System and method for irrigation and tissue evacuation and collection
The present invention provides a system and method for irrigating and collecting tissue from a body cavity in a patient. The system includes an irrigation and collection device for injecting an irrigation fluid into the body cavity. The irrigation device injects flu...
02/06/2007
7140522Applicator for hair building solids
An improved applicator for hair building cosmetic fibers, powders and particles uses a gentle stream of gas to suspend the fibers and waft them onto the user's scalp. A low pressure, low velocity gas stream directed downwards into a mass of fibers in a closed contai...
11/28/2006
7131839Backflow prevention sleeve for suctioning devices
A sleeve for preventing backflow and cross-contamination between patients of fluid and particulate matter as well as other contaminants present within a dental/medical suctioning device. The sleeve includes a sleeve inlet end that sealingly attaches to and surrounds...
11/07/2006
7077822Stereotactic hypothalamic obesity probe
Apparatus and methods for regulating the appetite of an individual suffering from morbid obesity, the apparatus including a plurality of stimulation electrodes arranged longitudinally on at least one electrode support shaft for insertion within the hypothalamus for ...
07/18/2006
7063691Implantable reservoir and system for delivery of a therapeutic agent
There is disclosed method and apparatus for retaining a reservoir for a therapeutic agent between the scalp and cranium of a subject, including providing a deformable pouch or rigid cylinder for dispensing the therapeutic agent from the reservoir to a location in th...
06/20/2006
7014625Needle insertion device
The invention relates to a needle insertion device comprising a housing with a mounting surface adapted for application to the skin of a subject, where the mounting surface defines a general plane and has a needle aperture formed therein. Adhesive means is arranged ...
03/21/2006
6979316Apparatus and method for rapid auto-injection of medication
An auto-injector for rapid delivery of a bolus of injectable medication has a generally flat, sealed housing with small peripheral dimensions, approximating those of a credit card. A syringe, configured to be contained within the flat housing is pre-filled with the ...
12/27/2005
6960192Transcutaneous fluid delivery system
A device for delivering fluid to a person includes a reservoir for containing a fluid to be delivered to the person; a fluid transport device for dispensing fluid from the reservoir to the person, the fluid transport device including a proximal end in fluid communic...
11/01/2005
6929631Method and apparatus for percutaneously accessing a pressure activated implanted port
Methods and apparatus for percutaneously accessing an implanted port using an access tube which is periodically introduced to the implanted port. The apparatus is preferably an implantable port having a pressure-responsive valve element. It has been found that repea...
08/16/2005
6673050Method and apparatus for loading syringes without the need for hypodermic needles
A needleless dosage transfer system for filing medicating devices such as syringes or needleless cannulas to minimize the likelihood of an unwanted needle stick and to avoid the initial cost of a needle as well as the disposal cost of the needle. A vial h...
01/06/2004
6665888Portable colon irrigator
A portable colon irrigator is provided. The colon irrigator includes a manually operated pump, a first hose connecting the manually operated pump and a water source, a water ejector having an ejector body and an irrigating nozzle attached to the ejector b...
12/23/2003
6656147Method and delivery device for the transdermal administration of a substance
A device for delivering a substance into the skin of a patient includes a housing and a plurality of microneedles for penetrating the skin. The housing includes a bottom wall with a plurality of apertures for supplying the substance to the microneedles. T...
12/02/2003
6585693Blister syringe with optional bifurcated guard
The present invention provides a unitary syringe having a mounted needle surrounded by a sheath having a break-zone. The fluid medicament to be injected is contained within a blister cavity formed between upper and lower polymeric layers. Accidental needl...
07/01/2003
6500156Thumb-powered flushing device for catheters
A catheter flushing device includes a chamber covered with a movable member (e.g., a flexible diaphragm) that can be compressed by exertion of pressure on the diaphragm; and a valve having a first position allowing fluid from a fluid source to fill the ch...
12/31/2002
6312411Fluid supplying apparatus
A fluid supplying apparatus having a rubber elastic film (11) with fluid contained therein, an upstream tube (30), an intermediate station (40) disposed at a distal end of the upstream tube (30) and a downstream tube (27) connected to the intermediate sta...
11/06/2001
6258063Hypodermic injection system
A hypodermic injection system allows for the generation of a high pressure liquid jet capable of passing through the skin. The system uses two regions, the first region being flexible or squeezable and the second region having at least one exiting orifice...
07/10/2001
6213981Self-administration device for liquid medicines
A liquid medicine self-administration device which is capable of administering a liquid medicine to a patient in a single shot and with which the refilling of the liquid medicine can be performed by a one-touch operation. The device includes a casing 1 ha...
04/10/2001
6165136Semi-automatic biopsy device and related method of use
A tissue sampling device, comprising a stylet having a notch therein and a cannula at least partially surrounding the stylet. The notch has an exposed portion for receiving tissue to be sampled, and the cannula is adjustable relative to the stylet to vary...
12/26/2000
6045538Method and apparatus for loading syringes without the need for hypodermic needles
A needleless dosage transfer system for filling medicating devices such as syringes or needleless cannulas to minimize the likelihood of an unwanted needle stick and to avoid the initial cost of a needle as well as the disposal cost of the needle. A vial ...
04/04/2000
6004295Catheters
A catheter assembly especially adapted for injecting therapeutic liquids such as DNA solutions to a patient's myocardium comprises an elongated guiding catheter for insertion through a patient's artery to the vicinity of the myocardium, a reservoir for th...
12/21/1999
5972014Crico thyrotomy punch set
A thyrotomy punch set is provided including a housing having a bore formed along a central axis thereof. A punch includes a rod slidably situated within the bore of the housing with an outboard end and an inboard end. The outboard end of the punch is enla...
10/26/1999
5957895Low-profile automatic injection device with self-emptying reservoir
A device for delivering a liquid theraputic preparation into the body of a patient by injection into or through the skin of the patient comprises a low-profile housing having a bottom surface adapted to be brought into contact with the skin of the patient...
09/28/1999
5891102Self-administration device for liquid drugs
A self-administration device includes a cylindrical casing opened at one end but closed at the opposite end. The closed opposite end is provided with a drug inflow port and a drug outflow port. An easily deformable and restorable reservoir is housed in th...
04/06/1999
5792112Trocar with electrical discharge path
An adjustable surgical clamp having an axis that is adapted to releasably engage the outer surface of a cylindrical instrument such as a trocar. An elastomeric sleeve has an outer surface and an inner surface which is sized to frictionally engage the inst...
08/11/1998
5730728Gas-tight seal
A gas-tight seal module is incorporated in a trocar system to form a gas-tight seal about an instrument inserted into the cannula of the trocar system. The module incorporates an apertured disc. The aperture in the disc can be stretched to accommodate a s...
03/24/1998
5697919Portable analgesic system
A portable analgesic system comprises: a continuous injector (1) for liquid medicine which discharges liquid medicine continuously for a given period of time; a switch valve (2) connected to an outlet of the injector for shutting off discharge of liquid m...
12/16/1997
5616132Injection device
This invention relates to a portable medicant injection device having a diaphragm mounted within its housing and a hypodermic needle that moves in response to the movement of the diaphragm when pressurized gas is released into the housing....
04/01/1997
5401247Safety penetrating instrument
A safety penetrating instrument for introducing a portal sleeve into an anatomical cavity particularly useful in least invasive surgery includes a safety probe having a distal end configuration cooperating with the sharp distal tip of a penetrating member...
03/28/1995
5368570Apparatus for infusing medical solutions
An IV infusion method and apparatus includes a plurality of fluid pumps mounted within a portable support housing and coupled to an IV tube. Each separate fluid pump is adapted to deliver fluid at a substantially constant delivery pressure predetermined b...
11/29/1994
5346477Pressure gauge for regulating pressure in a disposable pressure cuff
Apparatus for regulating pressure in and for controllably pressurizing infusion devices includes a flow-through pressure gauge for indicating and regulating the pressures within such infusion devices between minimum and maximum desirable pressures. Such a...
09/13/1994
5328483Intradermal injection device with medication and needle guard
An intradermal injection device, comprised of a fine gauge injection needle and hub, is enveloped by an attached flexible tear-drop shaped bulb containing a reservoir, and which is itself attached to an integral sliding needle guard. The device contains a...
07/12/1994
5232448Patient-controlled analgesia device
An apparatus for the patient-controlled delivery of a beneficial agent comprising a dose reservoir for receiving and storing a beneficial agent, inlet means to and outlet means from the dose reservoir and pump means operative in response to an external fo...
08/03/1993
5219337Liquid chemicals injector having a liquid container and catheter
A liquid container comprises a container body (2) having an opening (12) and a liquid-containing portion (2a), the container body containing liquid (W) therein; a cap (3) integrally formed with or fixedly connected to the opening after the liquid is charg...
06/15/1993
5085644Sterilizable medication infusion device with dose recharge restriction
A subcutaneously implantable medication infusion device includes a variable capacity reservoir for receiving and storing fluid medication for delivery to a catheter which directs the medication to a specific infusion location in the body. A control assemb...
02/04/1992
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