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4883471 |
Disposable shielded medical syringe
A disposable shielded medical syringe wherein the contaminated needle is drawn into the syringe barrel and a cap or scabbard is insertable into the open end of the syringe barrel to completely...
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4880410 |
Disposable syringe
A disposable syringe for medicinal or similar purposes, of the type, which may be used once only. The piston rod is coupled to the piston through a lost-motion connection. The piston and the piston...
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4878899 |
Disposable syringe for one-time use
The disposable syringe comprises a cylindrical barrel having a side wall, an axis, and two ends, one of which, the distal end, has an inlet-outlet end for the administration of fluids. A...
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4874372 |
Non-reusable syringe
A syringe which can be used only once. The syringe includes a body having a fluid chamber, a plunger reciprocally movable within the chamber and a handle for moving the plunger within the chamber....
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4873059 |
Pipette device
A pipette device comprises a vertical housing, a cylinder member disposed at least in the lower section in the housing and urged upwardly so that the cylinder member is vertically slidable in the...
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4863427 |
Syringe for injections, especially intravenous made to be used only once, without any possibilityof re-aspiration
In a syringe for injections, especially intravenous --being realized so as to be used only once and comprising a body making up the cylinder to which the needle is fitted, a piston sliding in said...
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4850968 |
Self-blocking hypodermic syringe for once-only use, comprising a needle protection cap
The syringe according to the invention comprises elastic means for blocking the intake stroke of the plunger which are initially located in an inactive position and are transferred into an active...
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4846801 |
Drug delivery device
A drug delivery device includes a cylinder having a large diameter and a drug delivery member coaxially fitted to one end of the cylinder and in fluid communication therewith, the drug delivery...
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RE32974 |
Syringe
A syringe system for storing medication and dispensing dosed quantities thereof, including a housing, a storage chamber in the housing, a dose chamber in the housing and in direct communication...
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4820272 |
Non-reusable hypodermic syringe
A non-reusable hypodermic syringe which comprises a cylinder and a plunger, spaced from the lower end portion of the cylinder there is provided a first half of a one-directional retention means....
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4820278 |
Non-contaminating renewable syringe
A syringe which has a barrel, an annular elongate liner that is constrained by the barrel and a plunger head. The liner and the plunger head are made of a fluorinated polymer material, such as...
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4801263 |
Osseous implant syringe
A device to place osseous implant substances into interdental alveolar bone defects. This device is an osseous implant syringe with an axial lumen of consistent cross-section to allow movement of...
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4795444 |
Syringe
A syringe having a barrel fitted with a plunger and a nozzle in which the barrel comprises a hollow cylindrical portion and a tubular portion which is thinner than the cylindrical portion and...
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4790819 |
Fibrin clot delivery device and method
A delivery device for depositing an exogenous fibrin clot into a wound site during an arthroscopic surgical operation. The delivery device having a tubular body and plunger. The body including a...
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4781699 |
Mucus-removing device
A device for removing a mucus from a uterocervical canal of an animal which comprises a tubular catheter made of a soft synthetic resin and a suction means for producing a sucking force in the...
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4781684 |
Single use disposable hypodermic syringe
A single use disposable hypodermic syringe is provided and comprises a hollow elongated barrel having a generally cylindrical inner surface having a longitudinal axis, an open end and another end...
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4772273 |
Variable-volume vented container
An operable variable-volume vented container assembly for use in administering parenteral fluids includes a housing having a chamber for retaining fluid. A distal end portion of the housing has a...
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4769011 |
Syringe apparatus and method for the surgical implantation of granular substances
The invention comprises an assortment of plunger-type syringes for the surgical implantation of granular ceramic substances such as hydroxyapatite, whitlockite and alpha alumina during alveolar...
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4758218 |
Method and apparatus for guidewire placement of catheters
A percutaneous syringe assembly for use in the introduction of a guidewire into a blood vessel for the purpose of guiding a catheter into place. The syringe has a plunger with a central guide tube...
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4747838 |
Syringe
A syringe capable of remote and/or automatic control. The syringe comprises a housing defining a main chamber, a piston at one end of the chamber and biasing means for urging the piston toward the...
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4744955 |
Adjustable volume pipette sampler
An adjustable volume sampler or syringe comprises a pair of barrels axially aligned and retained together by complementary screw threads. The volume is controlled by relative rotation of the...
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4744789 |
Syringe device for body fat injection
A body fat injection syringe holder with a mechanism for retracting the barrel of a syringe to the plunger and a mechanism for retracting the plunger simultaneously retracting the plunger with the...
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4735619 |
Syringe and syringe actuator
An elongate flexible syringe for the injection of fluids is formed with an elongate flexible tube and an elongate flexible rod sized to move through the bore of the tube to control the discharge of...
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4731068 |
Non-reloadable syringe
In general a non-reloadable syringe has been provided wherein the plunger unit thereof is permitted to be withdrawn for purposes of loading the syringe and permitted to be urged forwardly to...
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4713060 |
Syringe assembly
An operable syringe assembly includes a barrel having a chamber for retaining fluid. A proximal end of the barrel includes an aperture therethrough. A distal end of the barrel includes a passageway...
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4708270 |
Dripless syringe
A dripless syringe for dispensing a material such as glue, caulking, cement, foods, cosmetics, paint, oil, pharmaceuticals; etc., and any other materials suitable for dispensing thereby. The...
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4701164 |
Gynecological instruments, especially for transferring embryos
This instrument is of the type comprising a hollow body housing a reservoir tube for reproductive components, 4, which receives an ejection piston rod and which is closely enveloped by an external...
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4693709 |
Syringe
An irrigation syringe is provided which includes a barrel having an axially extending annular groove open at the proximal end for receiving the connector portion of a resilient compressible syringe...
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4685910 |
Apparatus and method for delivering secondary fluids to a patient using an intravenous administration set feeding a primary fluid
A device for infusing a secondary fluid through a primary fluid administration set without mixing the primary and secondary fluids is disclosed. Two pistons which are releasably locked in tandem...
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4679446 |
Multi-volume displacement pipette
A multi-volume displacement pipette assembly has a tubular body with a first end for receiving a plunger assembly and a second mounting end for mounting a removable dispensing tip to the tubular...
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4675018 |
Syringe marker
A syringe marker is provided which comprises an internal plug that fits around the syringe plunger within the barrel. The marker is factory adjusted so that it is positioned adjacent the...
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4668223 |
Syringe
The invention relates to an injection syringe having an ampoule in which a plunger and a sealing stopper are provided, and a needle holder comprising a collar to be provided on the ampoule in a...
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4654025 |
Artificial insemination apparatus
The invention relates to apparatus for artificial insemination of animals, and particularly carnivores such as dogs, foxes, wolves and even smaller animals such as mink. The apparatus comprises a...
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4645488 |
Syringe for extrusion of wetted, particulate material
The invention relates to a syringe for extrusion of a semi-plastic, particulate mass comprising a barrel of flexible material having one or more longitudinal slits therein and provided at its upper...
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4642094 |
Non-surgical embryo transfer device
This invention is a veterinary instrument for non-surgically implanting in an animal's uterus a live embryo for the purpose of inducing pregnancy. The device is comprised of a tip element having a...
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4639248 |
Syringe
The syringe for taking and emptying a liquid comprises a cylindrical body and a piston actuated by means of a piston rod movable coaxially in the body for sucking or ejecting a liquid through a...
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4636202 |
Medicament applicator with plunger assembly and automatically-openable closure therefor
A compact, prefilled, ready-to-use, applicator for dispensing a medicament within a body cavity has a reservoir, an automatically-opening closure member and a telescoping plunger assembly. A...
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4627835 |
Tubing assembly for infusion device
An infusion device for a syringe includes a ratcheted stepper motor driven intermittently under the control of a control circuit to advance a syringe plunger driver. Different speeds are determined...
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4617918 |
Device 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...
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4613326 |
Two-component medication syringe assembly
A two-component syringe assembly includes an elongate barrel having a chamber for retaining fluid and a distal end having a passageway therethrough communicating with the chamber. A bypass stopper...
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4612010 |
Infiltration pump
The infiltration pump has an outer cylinder and an inner piston mounted for reciprocal motion within the cylinder. A fluid displacing seal is attached to one end of the piston. A coil biasing...
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4610669 |
Prefilled ampoule-syringe of unitary dose
A prefilled ampoule-syringe of unitary dose comprises an ampoule being closed at one of its ends, the other end being open. The ampoule further comprises a narrowed zone. A hollow capsule is...
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4588395 |
Catheter and method
A device and method are provided for disposing a quantity of matter at a select location within an animal or human body. In one form, the matter is a solid material, such as medication which...
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4583973 |
Viscous fluid timed infusion device
A viscous fluid timed infusion device having a cylindrical housing having an orifice in one end. A plunger is movable in the housing and spring means are operatively positioned in the housing to...
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4576152 |
Injector for bone cement
The injector is provided with an injection nozzle in the bottom of the cylinder tube for low pressure operation wherein large quantities of bone cement are to be injected. The injector also has a...
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4551135 |
Syringe for extrusion of semi-plastic material
The invention comprises a syringe for extrusion of a semi-plastic mass, or a mass having a paste-like consistency. In a preferred embodiment, the syringe is so-designed to permit mixing of two...
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4492576 |
Dental syringe and method of packaging and dispensing a dental material
A dental syringe and a method of packaging and dispensing a dental material wherein the package containing the dental material comprises a cartridge containing a bulk supply of dental material, and...
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4474576 |
Apparatus for artificial insemination
The invention relates to apparatus for artificially inseminating humans and other animals of the type having a reproductive system which includes a vagina and a uterus. The apparatus consists of a...
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4384581 |
Microsyringe
A microsyringe includes an elongated hollow tube having no piston, plunger or the like positioned in its lumen. A needle cannula is at one end of the tube in fluid communication with the lumen. A...
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4378798 |
Single shot stock of animal semen for artificial insemination of birds, especially turkeys, hens, and guinea fowl
The present invention relates to single shot stocks of animal semen to be used for artificial insemination of poultry such as turkeys, hens and guinea fowl, of the kind comprising a tube presenting...
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