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Match Document Document Title
7635351 Device for metered administration of a liquid product  
A device for administering doses of a substance, the device including a housing forming one of a product reservoir or a receiving seat for a product reservoir, a force sensor, a delivery mechanism...
7632251 Volume adjustable, micro-injection device  
The present invention relates to a volume-adjustable micro-injection device. The device includes a base structure having a syringe positioning structure and a grip, in which the syringe positioning...
7625358 Flexible piston rod  
A flexible piston rod includes a piston and a row of elements, the top surface of one element being connected to the bottom surface of an adjacent element by a hinge that allows the two adjacent...
7608060 Infusion pump  
A drive mechanism for an infusion pump linearly moves a syringe plunger within a syringe barrel supported by the pump and includes: (i) a motor; (ii) a lead screw rotatably connected to the motor;...
7534226 Dispensing fluid from an infusion pump system  
Some embodiments of an infusion pump device may include a drive system that accurately and incrementally dispenses fluid from the pump device in a controlled manner. Particular embodiments of the...
7422570 Syringe pump having a piston brake  
The syringe pump comprises a receiving position for a syringe. The piston plate of the syringe is moved by a drive head which is fastened to a drive rod. For locking the piston rod prior to fixing...
7390314 Lead screw driven reservoir with integral plunger nut and method of using the same  
An improved reservoir is provided for use in a medication infusion device for operating the reservoir to administer a fluid to a patient. The reservoir comprises a hollow barrel adapted to receive...
7357899 Reagent addition system and method  
A piston coupling for a micro-liter range liquid dispensing system for connecting a piston to a piston drive shaft generally includes a U-shaped body portion having a U-shaped arm and an annular...
7338472 Directly engaged syringe driver system  
A syringe driver system comprises a rotatable threaded lead screw shaft and a plunger which directly engages the threaded shaft such that rotation of the shaft drives the plunger into the syringe...
7294312 Test cartridge holder for blood samples  
Improved methods and apparatus that make more accurate and reduces risk of filling reaction chambers of cartridge cells with blood samples to conduct blood coagulation tests of the type employing...
7273472 Drive device for a piston in a container containing an injectable product  
A drive arrangement for an injection device, including a first stage, a second stage and a drive for shifting the stages, wherein the drive acts on one of the stages to shift said one of the stages...
7198615 Injection device  
Injection devices are known for the self administration of medicament by patients in which medicament is typically contained within a cartridge located within the injection device. It is a problem...
7192417 Injectors and syringe interfaces for syringes of variable size  
A syringe interface for attaching syringes to a drive mechanism which includes a drive member to impart motion to a syringe plunger includes a plurality of syringe mount apertures having different...
7153290 Syringe pump  
A flange attaching section has a flange supporting section and a movable section, and the movable section can approach the flange supporting section and separate therefrom due to rotational moving....
7063684 Drive system seal  
A pump for dispensing a fluid from a reservoir provides a drive system seal within the pump. The pump includes a reservoir cavity adapted to receive the reservoir, and a drive system. The pump also...
7001360 Medicament injection device  
The present invention relates to a medicament delivery device in which the medicament to be delivered is stored within a cartridge having a displaceable piston therein. The displaceable piston is...
6966895 Syringe pumps  
A syringe pump has a motor rotating a leadscrew to drive a plunger head actuator along it. The head actuator engages the plunger of a syringe and moves the plunger along the syringe barrel to...
6932242 Syringe pump  
The syringe pump comprises a housing ( 10 ). The operating panel ( 32 ) is situated on a swiveling lid ( 30 ) on the front side of the housing ( 10 ). The lid ( 30 ) further comprises a window ( 34...
6834242 Process for analyzing pressure variation in a perfusion apparatus comprising several units  
The invention concerns a method to analyze the pressure variation in a perfusion device including multiple perfusion modules each equipped with a pump to deliver a liquid to be perfused in a line...
6817990 Fluid reservoir piston  
An improved pump, reservoir and reservoir piston are provided for controlled delivery of fluids. A motor is operably coupled to a drive member, such as a drive screw, which is adapted to advance a...
6800071 Fluid reservoir piston  
An improved pump, reservoir and reservoir piston are provided for controlled delivery of fluids. A motor is operably coupled to a drive member, such as a drive screw, which is adapted to advance a...
6786890 Linear actuator and a medical delivery device comprising such linear actuator  
A linear actuator comprising a first member ( 1 ) and a second member ( 2 ) provided with internal threads ( 6,8 ) cut in opposite directions and an intermediary member ( 3 ) engaged with and being...
6776773 Liquid infusion apparatus  
A first sensor ( 13 - 1 ), the mounting position of the first sensor ( 13 - 1 ) being recognized as a counting number of instruction pulses to a pulse motor ( 3 ), is arranged along a plate ( 11 )...
6676663 Applicator device for controllably injecting a surgical cement into bones  
An applicator device for controllable injecting a cement into bones, particularly, in percutaneous vertebroplasty, comprising an elongated body with an inner axial cavity, a guiding block having an...
6659980 Methods, apparatuses, and uses for infusion pump fluid pressure and force detection  
An occlusion detection system detects an occlusion in a fluid path of an infusion pump. The infusion pump is for delivering fluid to a user. The infusion pump includes a housing, a motor, a...
6656148 Infusion pump with a sealed drive mechanism and improved method of occlusion detection  
A piston-type infusion pump is provided having an improved method of occlusion detection. The infusion pump includes processing circuitry for controlling the drive mechanism to infuse medication to...
6641566 Reusable medication delivery device  
A medication injection or delivery system is provided for injecting fluids such as insulin within body tissue. The device includes a housing, a flexible shaft movably mounted within the housing,...
6610030 Bilateral syringe tethered remote micro-pump  
A microinjection pump for administration of fluid pharmacological compounds to unrestrained and freely behaving animals is provided. The micro-pump employs a screw drive mechanism that is actuated...
6592551 Syringe pumps  
A syringe pump has a drive mechanism for moving the plunger of a syringe along a barrel. Ears at the rear of the barrel engage against a wall on the pump and an L shape clamp arm is urged against...
6575936 Liquid infusion apparatus  
A liquid infusion apparatus for fixing an outer cylinder of a syringe and a driver for pushing a plunger in a predetermined direction so as to exhaust liquid in the syringe, an incremental linear...
6551277 Syringe pumps  
A syringe pump has a plunger head retainer with two retainer arms mounted on shafts extending parallel to the syringe axis. Each shaft carries a gear, which is engaged by common gear wheel mounted...
6475188 Bilateral microinjector pump for freely moving animals in an operant chamber  
A microinjection pump for unrestrained and freely behaving animals is provided. The microinjection pump employs a screw drive mechanism that is actuated by an attached small stepper motor. The pump...
6387077 Apparatus and method for providing a suspended agent  
Apparatus and methods for maintaining the suspension of an agent suspended in a suspending medium in which a container holding the agent is revolved about an axis to create and maintain the...
6061587 Method and apparatus for use with MR imaging  
The invention is an apparatus and method for targeted drug delivery into a living patient using magnetic resonance (MR) imaging. The apparatus and method are useful in delivery to all types of...
5993423 Portable automatic syringe device and injection needle unit thereof  
A portable automatic syringe device having a configuration including a separable rotating shaft adapted to provide a drive force to a piston included in the automatic syringe device so that the...
5968015 Injector head for medical use  
An injector head for medical use is provided with a position plate serving as both the position plate and a nut, placed at a rear end portion of a plunger, as well as a screw axis engaging with the...
5964728 Synchronous vitreous lavage device for ophthalmology and an ophthalmologic lavaging system using the same  
A synchronous vitreous lavage device for ophthalmology includes a platform, a pair of main and auxiliary supporters, a pair of guiding arms, a movable seat and a pair of clamps. When the movable...
5954697 Threaded nut syringe plunger for use with a medication infusion pump  
An improved syringe is provided for use in a medication infusion pump for operating the syringe to administer a selected medication to a patient. The syringe comprises a hollow barrel adapted to...
5928197 Controlling plunger drives for fluid injections in animals  
A computer-controlled injector of the type having a motor which advances and retracts a plunger located within a syringe housing toward and away from a nozzle located in the front of the syringe to...
5925018 Infusion and microdialysis pump  
An infusion and microdialysis pump comprises a casing (100, 200) and an insertable cylinder and plunger (300) of the injection syringe type. Seated on the plunger rod is a runner element (4) which...
5814011 Active intravascular lung  
An active intravascular lung includes a gas exchanger for delivering oxygen to blood flowing across the gas exchanger when positioned within the cavity and a pump in proximity to the gas exchanger...
5814015 Infusion pump for at least one syringe  
A processor driven syringe pump for one or more, typically two syringes, which are held vertically in corresponding pumping stations of a housing unit which itself is typically suspended from an IV...
5807334 Fluid dispensing apparatus  
A fluid dispenser includes a hollow housing having an elongate chamber formed therein. A power supply is located within the chamber of the housing, the power supply being in electrical...
5697916 Hypodermic dosage measuring device  
A hypodermic dosage measuring device to be utilized with a hypodermic syringe and a conventional drug vial, the dosage measuring device including a vial holding portion adapted to hold a head of...
5672155 Fluid transfer apparatus  
A body having a syringe receptacle for receiving and retaining a syringe having a plunger, a housing containing a drive assembly for moving the plunger of the syringe between a depressed position...
5656034 High-pressure micro-volume syringe pump  
A syringe pump particularly adapted for delivery of small volumes at a high pressure in an accurate and reproducible manner. The syringe pump includes a frame, a motor attached to the frame, and a...
5647853 Rapid response occlusion detector for a medication infusion pump  
An improved occlusion detector is provided in a medication infusion pump to monitor medication delivery to a patient, and to provide an early alarm in the event of medication nondelivery. The...
5505709 Mated infusion pump and syringe  
An improved medication infusion pump is provided of the type for receiving and supporting a medication-containing syringe, wherein the pump and syringe include matingly interfitted components to...
5505697 Electrically powered jet injector  
An electrically powered jet injector impacts a plunger driver against a plunger to generate a high initial pressure pulse, for piercing the skin. The plunger driver then continues to generate a...
5480294 Peristaltic pump module having jaws for gripping a peristaltic pump tube cassett  
A peristaltic pumping apparatus includes a peristaltic pump rotor and pump race. A pump tube cassette includes a body for supporting a flexible tubing loop in an erect, outwardly bowed position for...
Matches 1 - 50 out of 123 1 2 3 >