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Class 604/67 - Sensor controls pump, motor, or pressure driven means


Subclass of Class 604 - Surgery
Definition: Subject matter wherein the flow varying means is a pump,
No. of patents: 783
Last issue date: 05/22/2012


1                      
NumberTitleIssue Date
8182445Method and system for controlled infusion of therapeutic substances
Programmable infusion systems and method for controlled infusion of diagnostic or therapeutic substances (e.g., drugs, biologics, fluids, cell preparations, etc.) into the bodies of human or animal subjects. ...
05/22/2012
8177739Rapid infusion system
A rapid infusion system for the intravenous delivery of fluids at standard and rapid flow rates. The system includes a pump assembly, a drive assembly to power the pump, and a fluid containment system that keeps the infused fluid out of direct contact with the pump ...
05/15/2012
8162874Medical pump with fixed stroke length
A method comprises measuring a volume of fluid delivered per pump stroke for each of a plurality of substantially identical medical pumps. The substantially identical medical pumps each have a fixed stroke length. The method further comprises: storing indications of...
04/24/2012
8157763Insufflating system, method, and computer program product for controlling the supply of a distending media to an endoscopic device
The present invention is directed to a system, method, and computer program product for controlling the supply of a distending media (such as an insufflating gas) from a distending media source to an endoscopic device so as to prevent the excess venting and/or waste...
04/17/2012
8147447High precision infusion pump controller
A controller for closed loop control of infusion devices is described. A variety of infusion systems are described that use the closed loop control architecture. In some embodiments the closed loop control may be adapted to current commonly used infusion means such ...
04/03/2012
8147446Detachable portable infusion device
A portable therapeutic apparatus and a method for controlling the apparatus are provided. In one aspect the apparatus and the method can be implemented using a patch unit (100, 200) removably attachable to a cradle unit (20), said cradle unit removably...
04/03/2012
8147448High precision infusion pumps
A system architecture for closed loop control of infusion devices is described. The architecture provides means to control the flow from an infusion device as well as in some embodiments the pressure of the delivery. A variety of infusion systems are described that ...
04/03/2012
8137304Medication delivery device
The medication delivery device is designed to receive a replaceable medication container and to determine an adjusted medication dose AD before each delivery of the medication contained in the medication container if the current content of the medication container i...
03/20/2012
8109900Coextensive tubing system for phacoemulsification handpieces
An irrigation and aspiration tubing system for use with surgical handpieces and irrigation fluid supplies has a flexible tube with first and second lumens formed integrally along its length, with a first lumen used for transporting irrigation fluid to the handpiece ...
02/07/2012
8105270Measuring properties of an anatomical body
A medical device includes a sensor that is configured to measure a property of an outer layer of an anatomical body surface. The sensor includes a source probe configured to stimulate a local surface of the outer layer of an anatomical body surface. The sensor also ...
01/31/2012
8105269In situ tubing measurements for infusion pumps
An infusion pump uses sensors and a computer program to detect tubing in a tube-loading section of the pump. The pump and the computer program also measures one or more of the tubing outer diameter, outer circumference, inner diameter, inner circumference, and tubin...
01/31/2012
8088098Tailored basal insulin delivery system and method
Disclosed is a system to deliver insulin to a user's body. The system includes a dispensing unit to deliver the insulin to the body, and a control mechanism to control delivery of basal insulin according to a predetermined basal infusion pattern, the basal infusion ...
01/03/2012
8043254Medication delivery device
The medication delivery device is designed to receive a replaceable medication container (5) and to determine an adjusted medication dose AD for each medication container (5) received if the amount of medication contained in the medication container (
10/25/2011
8038646Body-insertable apparatus and manufacturing method thereof
A body-insertable apparatus which can make the volume smaller by simplifying a mechanism taking in or throwing out predetermined fluid is realized. The body-insertable apparatus has a configuration having, in a housing, a balloon member, a communication adjusting me...
10/18/2011
8034019Dual microcontroller-based liquid infusion system
A highly reliable and robust functioning liquid infusion system for use in biomedical applications comprises a dual microcontroller system where the first microcontroller is configured to administer the liquid and the second microcontroller is configured to monitor ...
10/11/2011
8034020Optical flow sensor
An optical flow sensor is provided, including a heater configured to heat an aliquot of fluid in an adjacent fluid-delivery channel and a sensor disposed adjacent to the fluid-delivery channel downstream from the heater. The sensor is configured to illuminate fluid ...
10/11/2011
8016783Method and apparatus for modulating cellular metabolism during post-ischemia or heart failure
A drug delivery system detects a cardiac condition indicative of a need for increasing a cardiac metabolic level and, in response, releases a drug into tissue or blood to shift a source of metabolically synthesized energy fueling cardiac contraction from fatty acid ...
09/13/2011
8012120Device and method for the automatic initiation of an injection
A system and method to automatically initiate an injection procedure of a medicament into a patient. In the system, a delivery assembly includes an injector for infusing the medicament into the patient. Further, the system includes a monitor for detecting a paramete...
09/06/2011
8007460Patient hydration system and method
A patient hydration system including an infusion device for administering hydration fluid to a patient, and a hydration fluid measurement device responsive to a source of hydration fluid, a patient urine output measurement device. A controller is responsive to the h...
08/30/2011
7998111Methods and apparatuses for detecting occlusions in an ambulatory infusion pump
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 plunger slide in response to operation of the motor. The plunger slid...
08/16/2011
7998110Medical device for delivering drug and/or performing physical therapy
Current methods of delivering drug usually require a certain degree of human intervention. For example, a doctor, a paramedic or a patient is required to inject insulin manually when the blood sugar level becomes low. This invention provides a medical device for use...
08/16/2011
7993300Method for ensuring constant speed of a motor in an injection device
The present invention relates to a method for ensuring a constant target speed of a battery driven electrical motor, the battery driven electrical motor being adapted to move a piston rod in an injection device so as to inject a set dose of medicine from the injecti...
08/09/2011
7976493Disposable infusion device with resettable last dose lock-out
A wearable infusion device comprises a reservoir that holds a liquid medicament, an outlet that delivers the liquid medicament to a patient, and a pump that displaces a volume of the liquid medicament to the outlet when actuated. The device further includes a lock-o...
07/12/2011
7967778Chemical liquid injection system
RFID chip (214) having various types of data is mounted on liquid syringe (200). Chemical liquid injector (100) obtains the various types of data from RFID chip (214) to perform a predetermined operation in accordance with at least some o...
06/28/2011
7935077Thrombectomy catheter deployment system
A thrombectomy catheter deployment system which greatly simplifies setup procedures and operation of a thrombectomy catheter includes a stand alone drive unit and a disposable pump/catheter assembly which is manually placed into a carriage assembly in the drive unit...
05/03/2011
7914483Pain controlled analgesic (“PCA”) apparatus
An infusion pump includes: a housing, a pump actuator supported by the housing, electronics configured to control the pump actuator, a pain controlled analgesic (“PCA”) input device, a cord having a remote end connected to the PCA input device and a local end co...
03/29/2011
7896834Alignment and attachment of a heat exchanger cartridge to a pump device
A pump system selectably controls the temperature, flow rate, flow volume, and flow pressure of a fluid being infused into a patient's body. The pump system includes a cartridge and components that removably connect with a pump housing and corresponding components, ...
03/01/2011
7887505Flow condition sensor assembly for patient infusion device
A device for delivering fluid to a patient including an exit port assembly adapted to connect to a transcutaneous patient access tool, a flow path extending from the exit port assembly, and a flow condition sensor assembly including a resilient diaphragm having oppo...
02/15/2011
7871394System and method for optimizing control of PCA and PCEA system
In a patient controlled analgesia (PCA) system, physiological data is processed and alarms are provided by the controller of the physiological module sensing the data according to a first rule. The physiological data is also processed by a second, separate controlle...
01/18/2011
7867192Ambulatory infusion devices and methods with blockage detection
Infusion devices with blockage detection capability and methods of monitoring infusion devices. ...
01/11/2011
7837648Medicament dispensing system
A medicament dispensing system for treatment of a disease is disclosed, the system comprising: (i) detecting means for detecting one or more biochemical marker(s) indicative of the disease; (ii) electronic processing means for processing information obtainable from ...
11/23/2010
7833188Aspiration prevention mechanism
A patient angle sensor is employed in conjunction with gastric feeding devices to shut off or to reverse the flow of fluid in the tube when the angle of a bed ridden patient becomes sufficient to allow gastric juices to percolate up through the esophagus and into th...
11/16/2010
7815597System and method of treating stuttering by neuromodulation
Stuttering-treatment techniques using neural stimulation and/or drug delivery. One or more electrodes and/or a catheter are implanted adjacent to sites in the brain. A signal generator and the electrode deliver stimulation to a first site. A pump and the catheter de...
10/19/2010
7806854Fully automated control system for type 1 diabetes
An augmented, adaptive algorithm utilizing model predictive control (MPC) is developed for closed-loop glucose control in type 1 diabetes. A linear empirical input-output subject model is used with an MPC algorithm to regulate blood glucose online, where the subject...
10/05/2010
7776006Medical fluid pumping system having real time volume determination
A medical fluid pumping system includes a medical fluid pump; a first pressure chamber connected fluidly to the medical fluid pump; a second pressure chamber connected fluidly to the medical fluid pump; first and second pressure sensors connected operably to the fir...
08/17/2010
7771386Patient care system
The present invention is directed to a system and method for providing care to a patient, comprising a patient care device having a number of configuration databases stored in a memory in the device. Each configuration database preferably includes protocols, operati...
08/10/2010
7766864Fluid delivery device with autocalibration
A micro fluid delivery device is particularly useful in medical applications. The device may be worn or carried by the user and may deliver drugs or other medicaments to the user or patient. The device has a control system that accepts input from the user and contro...
08/03/2010
7766863Infusion pump
An infusion pump which includes a fingerprint reader to verify that a patient or a user is authorized to activate a patient-controlled analgesic button. The fingerprint reader can be integrated into the patient-controlled analgesic button. The infusion pump delivers...
08/03/2010
7762981Temperature release mechanism for injection device
An ophthalmic injection device has a dispensing chamber housing, a plunger, an actuator for driving the plunger, a temperature control device, and a temperature release mechanism. The dispensing chamber housing has an inner surface and an outer surface. The inner su...
07/27/2010
7753873Fluid delivery device with autocalibration
A micro fluid delivery device is particularly useful in medical applications. The device may be worn or carried by the user and may deliver drugs or other medicaments to the user or patient. The device has a control system that accepts input from the user and contro...
07/13/2010
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