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6443942 |
Medication device with protein stabilizing surface coating
The present invention provides medical devices such as medication infusion pumps having internal surfaces that are treated to inhibit protein denaturation. In accordance with the invention,...
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6428509 |
Syringe plunger driver system and method
A syringe plunger driver system capable of engaging different sized syringes. A drive head includes a pushing surface as well as spaced-apart arms biased toward each other and toward the pushing...
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6425879 |
Needle-less injector
The present invention relates to a needle-less injector having a housing comprising: a chamber defined within said injector for containing liquid to be injected; a liquid outlet for said chamber...
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6423022 |
Blood purification apparatus
The ultrafiltration rate of a blood purification apparatus is controlled by a fuzzy control device in dependence on the patient's ( 16 ) blood pressure measured by a blood pressure monitor ( 24 )....
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6416493 |
Method and system for the treatment of hyperkinetic atrial arrhythmia
A method and device for the pharmacological cardioversion of fibrillation or atrial flutter is disclosed. The device is implantable in the human body and provides equipment for drug infusion using...
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6416291 |
Fluid flow resistance monitoring system
Flow parameters in a fluid delivery assembly are determined by monitoring pressure responses and processing those responses along with information regarding the fluid flow. In one aspect, a...
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6413238 |
Fluid dispenser with stabilized fluid flow
A fluid dispensing device and its method of operation are disclosed. The device includes a feedback system which allows the device to respond in a timely and measured manner to changes in the...
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6396583 |
Optical fluid sensor
A fluid sensor for determining the presence of fluid in a light-transmissive conduit includes a light emitter and a light detector positioned proximate to the conduit. The light detector is...
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6368314 |
Monitoring 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...
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6306113 |
Reperfusion device
A reperfusion device for reperfusion of a blood vessel. Blood is withdrawn from a patient and is metered into a first compressible bag. The first bag is connected with a second compressible bag....
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6302864 |
Apparatus and method for delivering fluid flow to a surgical site
An irrigation apparatus and a method of use for delivering fluid flow to a surgical site. The irrigation apparatus includes a refillable fluid reservoir with an inlet for receiving fluid via first...
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6280409 |
Medical for tracking patient functional status
An implantable medical device determines activity levels over a set of time periods, preferably on the order of seconds, minutes and hours and a display is enabled for days or weeks at recorded...
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6261297 |
Thermal mode phaco apparatus and method
Control apparatus for an ultrasonic phacoemulsification handpiece utilizes flow rates and temperature measurements as well as power provided to a handpiece for calculating an energy balance over a...
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6251284 |
Systems and methods which obtain a uniform targeted volume of concentrated red blood cells in diverse donor populations
Blood separation systems and methods draw whole blood from a blood donor selected from a population of blood donors. The whole blood of the selected blood donor has a known hematocrit value that...
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6248090 |
Syringe with electronic representation of parameters
A syringe having a dose setting mechanism, a button which can be operated to inject a set dose, a switch operated at a time between the start and completion of injection, and an electronic...
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6196992 |
Portable pump apparatus for continuous ambulatory peritoneal dialysis and a method for providing same
A portable pump apparatus for use in CAPD is provided as well as a method for providing CAPD to a patient. The portable pump apparatus for CAPD has a housing containing a pump, and a power supply,...
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6186982 |
Subcutaneous drug delivery device with improved filling system
A subcutaneous drug delivery device having a housing having an internal reservoir in communication with a drug delivery needle via a fluid path. An expandable chamber disposed adjacent to the...
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6186977 |
Apparatus and method for total intravenous anesthesia delivery and associated patient monitoring
An apparatus for total intravenous anesthesia includes at least one supply and infusion pump for an intravenous anesthesia agent carried by the apparatus housing, and at least one monitor for...
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6171276 |
Automated delivery device and method for its operation
A delivery device including a) a housing, b) a container for a fluid arranged in the housing, the container having an opening, c) a delivery conduit connected in fluid communication with the...
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6164921 |
Curvilinear peristaltic pump having insertable tubing assembly
A curvilinear peristaltic pump for facilitating the pumping of a liquid through a length of resilient tubing. The pump comprises a housing having a platen member attached thereto and a rotatable...
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6142008 |
Air bubble sensor
A system and a method for detecting the presence of air bubbles in an intravenous (IV) line supplying a medicinal liquid to a patient. An air bubble sensor includes an ultrasonic transmitter...
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6139748 |
Method and device for monitoring an infusion pump
Methods and apparatus are disclosed for monitoring an infusion pump utilized in a dialysis machine for hemodiafiltration or hemofiltration. The apparatus includes a first flow circuit for a...
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6123686 |
Systems and methods for cassette identification for drug pumps
The present invention concerns a pump provided with a control module and an attachable fluid reservoir cassette. The control module includes a pumping mechanism for pumping fluid from the fluid...
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RE36871 |
Remotely programmable infusion system
An infusion system for administering multiple infusates at individually programmable rates, volumes, and sequences in any order from any one or more of plural fluid input ports through a patient...
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6110152 |
Medication cartridge for an electronic pen-type injector, infusion pump, electronic delivery device, or the like, and method of making the same
A cartridge for containing a fluid and for use with an electronic delivery device, includes a cartridge housing for holding the fluid, and information providing source. The information providing...
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6102678 |
Peristaltic pump
The invention is a peristaltic pump having a particularly simple construction and a low axial bulk. The pump (1) includes a rotor (20) having rollers (21,22,23) which roll against a tube (14)...
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6099495 |
Implantable electrical transducer powered from capacitive storage energy source
An implantable system for treating a patient by an implantable electrical transducer and an implantable and rechargeable power source comprising a capacitive energy storage unit. A circuit is...
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6085574 |
Device for controlling a liquid flow in a tubular duct and particularly in a peristaltic pump
A device for sensing gas bubbles in a liquid flowing through a duct, particularly the outlet duct of a peristaltic pump, including two piezoelectric components shaped and excited so that they...
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6077055 |
Pump system including cassette sensor and occlusion sensor
A sensing device for a pump control module is described that is designed for use with a cassette having a pump surface with a projection. The sensing device is positioned on an interface surface of...
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6053888 |
Variable volume bottle and related medical fluid infusion system
A variable volume bottle and related system are provided for infusing a selected medical fluid to a patient. The variable volume bottle comprises a relatively rigid bottle body having a lower neck...
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6055458 |
Modes/surgical functions
A system for controlling a plurality of ophthalmic microsurgical instruments connected thereto. The microsurgical instruments are for use by a user such as a surgeon in performing ophthalmic...
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6053886 |
Switch apparatus for operating an evacuator
The current invention is directed to a switch apparatus (6) for operating a surgical evacuator (14). The switch apparatus broadly comprises a surgical device (39) having a power unit (12), a...
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6055506 |
Outpatient care data system
An outpatient care data system dedicated to the transmission, storage and retrieval of outpatient data relating to care of outpatients is provided with a regional data system located at a regional...
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6007725 |
Systems and methods for on line collection of cellular blood components that assure donor comfort
Systems and methods convey anticoagulated blood suspension from a donor into a separation device for component separation. One or more components are retained for therapeutic use, while one or more...
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6004285 |
Injector head for medical use
An injector head for medical use is provided with a tilt sense circuit between a switch circuit and a body control unit for sensing a tilt of the injector head, converting a signal output from the...
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5984892 |
Blood aspirator
A blood aspirator is composed of a suction circuit adapted to receive a flow of blood, a sensor associated with the suction circuit for generating a signal relating to the presence of bubbles in...
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5984894 |
Infuser
An infuser for infusing a liquid from a reservoir, comprising a durable part (1,2,3) forming a housing and a disposable part (4) containing the liquid reservoir and an energy reservoir for...
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RE36386 |
Cardioplegia delivery system
A cardioplegia system for delivering cardioplegic solution to the heart during open heart surgery in cooperation with an extracorporeal blood circuit employing a heart/lung machine, includes a...
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5983134 |
Electrophoretic cuff apparatus drug delivery system
A flexible cuff for wrapping around a part of a limb, that is comprised of multiple biosensing patch units of a required size and shape to fit the body contour for applying to an area of skin. The...
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5978702 |
Techniques of treating epilepsy by brain stimulation and drug infusion
Techniques using one or more drugs and electrical stimulation for treating a neurological disorder, including epilepsy, by means of an implantable signal generator and electrode and an implantable...
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5957885 |
Oximetry monitored, patient controlled analgesia system
A patient care system comprising an interface unit, a Patient Controlled Analgesia (PCA) unit, and a pulse oximetry unit is disclosed. The PCA unit provides PCA administration, including...
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5951510 |
Pump system with error detection for clinical nutrition
A pump for delivering a liquid from a container to a patient through a flow set. The pump includes a sensing means and a controller. The sensing means senses a parameter indicative of the pressure...
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5943633 |
Automatic infusion pump tester
An apparatus for automatically testing an infusion pump is provided with a pump tester adapted to be coupled to an infusion pump for performing a plurality of tests on the pump. The pump tester...
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5938636 |
Autoinfuser for resuscitation and method of infusion fluid injection
The present invention relates to an apparatus for injecting infusion fluids into a patient at a controlled infusion rate. This apparatus is referred to as a "controlled autoinfuser". A preferred...
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5932987 |
Variable step rate precision pumping apparatus
A method and apparatus for controlling a low volume, low rate precision dispensing pump for photochemicals and the like comprises generating constant current signals having magnitudes related by...
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5931808 |
Cassette for endoscope
An apparatus for performing endoscopic surgical procedures within an internal body cavity. The apparatus includes an imaging unit for viewing the internal body cavity. In addition, the apparatus...
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5910252 |
Technique for extracorporeal treatment of blood
Blood from a patient is treated extracorporeally by any selected one of a plurality of predetermined treatments. Each of the treatments involves the flow of blood from the patient into a primary...
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5899665 |
Method and apparatus for controlling infusion volume
A flow sensor detects drops of infusion fluid that enter the drip chamber of an infusion system and generates a drop-detection signal indicating each drop detected. A setting controller receives...
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5897525 |
Process and apparatus for introducing a fluid
Process for introducing a fluid into a cavity or a blood vessel of a human or animal body, particularly for gas insufflation in preparation for or during a minimally invasive surgical procedure or...
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5885245 |
Medical apparatus with remote virtual input device
A medical apparatus is provided with a programmable medical device disposed at a first room location and a remote monitor and/or controller disposed at a second room location. The programmable...
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