Inventors list

Assignees list

Classification tree browser

Top 100 Inventors

Top 100 Assignees

Constituent removed from blood and remainder returned to body

Subclass of:

604 - Surgery


Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
604600090 Filter means 90
604600010 Component of blood removed (i.e., pheresis) 52
604500040 Toxic material removed 43
604600110 Pumping means 39
604600070 Anticoagulant added 16
604600100 Valve means 15
604500020 Pathogenic component removed 10
604600080 Infrared, visible light, ultraviolet, x-ray or electrical energy applied into blood 7
604600140 Oxygenating means 7
604600130 Heating or cooling means 5
20100114004HEAT EXCHANGER FOR MEDICAL USE AND ARTIFICIAL HEART-LUNG MACHINE - A heat exchanger includes a plurality of tubes 05-06-2010
20100114003Method to suppress blood coagulation in the circuit of the device substituting the kidney function and apparatus realizing this method - A method and device for reducing blood coagulation in the circuit of a device for substitution of the kidney function wherein, prior to the input in the device for substituting the kidney function, the blood which left the patient's body is cooled down to a temperature in the range 10° C. to 30° C. and, as the blood passes the device for substitution of the kidney function, that blood is warmed up to a temperature at least near to the body temperature and then it is returned in the patient's body.05-06-2010
20110270147Rolled Mat Heat Exchanger and Method of Manufacture - A method of manufacturing a bundled mat construction for an extracorporeal blood circuit heat exchanger includes attaching a leading edge of a first capillary tube mat segment to a first side of a mandrel. A leading edge of a second capillary tube mat segment is attached to a second side of the mandrel. The first side is diametrically opposite the second side. The mandrel is rolled relative to the mat segments to generate a bundled mat construction. Radial layers of the bundled mat construction are symmetrical relative to a central axis of the mandrel.11-03-2011
20100179466METHOD FOR SELECTIVE THERMAL TREATMENT - Methods for selective cooling or heating of a target site in the human body include a catheter having a supply elongated element and a delivery elongated element, with inlet and exit ports. Blood is withdrawn from the supply elongated element and cooled or heated in a control unit. The treated blood is sent to the targeted area via delivery elongated element. The supply elongated element can act as an insulator for the treated blood in the delivery elongated element.07-15-2010
20100204634DEVICES AND METHODS FOR PERFUSION THERAPY - Devices, methods, and assemblies for perfusion therapy including cerebral perfusion therapy such as those for use in the treatment of acute ischemic stroke. The treatment includes delivery of blood to or about the vicinity of a thrombus site.08-12-2010
604500030 Lipidic material removed 3
20090204049BLOOD CONTAINER AND METHOD FOR A BLOOD TRANSFUSION - A blood container and a method is provided for a blood transfusion, in particular, for a blood transfusion by which blood a patient is losing is collected, fat is separated from the blood, and the non-fat blood is transfused into the patient so as to prevent side-effects including fat embolism and the like from occurring due to the fat after the blood is transfused into the patient. The blood container includes a soft case and hard case. A first tube is formed at one side of the hard case to inject blood into the soft and hard cases and a second tube is formed adjacent to the first tube to discharge the blood out of the soft and hard cases, wherein the soft and hard cases have open side that adhere to each other to form a single body.08-13-2009
20090259161Cardiotomy reservoir with blood inflow and outflow connectors located for optimizing operation - A cardiotomy reservoir, comprising an outer wall provided, at the lid, with connectors for the inflow of blood to be filtered and, at the bottom, with a connector for the outflow of the filtered blood, a filtering mass being provided which divides the space delimited by the outer wall into a portion that is connected to the inflow connectors and a portion that is connected to the outflow connector; the cardiotomy reservoir comprises a layer of material adapted to retain fats present in blood, and further comprises a first partition and a second partition, which are adapted to delimit at different distances the region that comprises the blood outflow connector and are provided with ports for the passage of the blood in its path for accessing the connector which are arranged at differentiated levels with respect to the bottom, the ports that are provided in the first partition that lies closest to the outflow connector being located at a height, from the bottom, that is greater than the height of the ports provided in the second partition, detachable elements for blocking the blood outflow connector being further provided.10-15-2009
20080234621Methods and Apparatus for Creating Particle Derivatives of HDL with Reduced Lipid Content - The present invention is directed to systems, apparatus and methods for creating derivatives of at least one form of HDL without substantially affecting LDL. These derivatives of HDL are particles with reduced lipid content, particularly reduced cholesterol content. These particles have the capacity to bind cholesterol and are administered to a patient to enhance cellular cholesterol efflux and reduce cholesterol levels in cells, tissues, organs, and blood vessels. The present method is useful for treating atherogenic vascular disease and may be combined with other therapies such as statins, inhibitors of cholesterol absorption, niacin, anti-inflammatories, exercise and dietary restriction.09-25-2008
20130030344METHOD AS WELL AS APPARATUSES FOR REMOVING GAS ACCUMULATIONS FROM A COMPONENT OF AN EXTRACORPOREAL BLOOD CIRCUIT - The present invention relates to a method for removing gas accumulations from a component of an extracorporeal blood circuit, a control device for executing a method according to the present invention, a medical treatment apparatus which comprises at least one control device and/or stands in signal transmission or is connected for signal transmission with it, a digital storage medium, a computer program product as well as a computer program.01-31-2013
20100106071BLOOD TREATMENT APPARATUS - A blood treatment apparatus (04-29-2010
20130046224METHOD AND APPARATUS FOR THE DIALYSIS OF BLOOD - Apparatus for use in dialyzing a patient comprising a hemodialysis catheter comprising an elongated body having a proximal and a distal end, wherein the distal end terminates in a substantially planar distal end surface; first and second lumens extending from the proximal end to the distal end, wherein the lumens terminate on the distal end surface in first and second mouths, arranged in side-by-side configuration, and further wherein the lumens are separated by a septum; and first and second longitudinal slots formed in the distal end of the elongated body and communicating with the interiors of the lumens, the slots opening on the distal end surface; wherein the slots each have a length and a width, relative to the dimensions of the lumens and the rate of blood flow to be passed through the hemodialysis catheter, so as to minimize undesirable recirculation of dialyzed blood.02-21-2013
20090306573Remote Controlled Medical Apparatus - The invention relates to remote controlled blood cleaning of a patient (P). A dialysis unit (12-10-2009
20090306572New Polypeptides, uses thereof and methods employing it - A TNF-α binding polypeptide is provided, which is related to a domain of staphylococcal protein A (SPA) in that the sequence of the polypeptide corresponds to the sequence of the SPA domain having 1 to about 20 substitution mutations. Nucleic acid encoding the polypeptide, expression vector comprising the nucleic acid, and host cell comprising the expression vector are also provided. Also provided are methods comprising a step of affinity separation or detection, in which step a polypeptide according to the invention is used. Such methods may be used for reducing the content of TNF-α in a body fluid.12-10-2009
20100016776TREATMENT DEVICE WITH MEMORY-SUPPORTED CONTROL MEANS - The therapy device stores the time profiles of the blood pressure and of other influencing variables during preceding therapy procedures. The time profile of the blood pressure and of other influencing variables during the actual therapy is also recorded. An analytical comparison is then made between the time profiles of the blood pressure and of other influencing variables during the actual measurement procedure and those during preceding therapy procedures. Depending on the comparison, a prospective blood pressure control is carried out in order to prevent drops in blood pressure in a subsequent time period.01-21-2010
20110295175Sequential Extracoporeal Treatment of Bodily Fluids - An article and method to treat extracorporeally a patient's bodily fluid. The bodily fluid can include blood, cerebral spinal fluid and lymph. A first stage of the method includes applying a treatment. The treatment can comprise dosing with a medication, thermal treatment, or irradiation. The treatment can occur at levels that could otherwise compromise the patient's health. A second stage of the method substantially removes the treatment from the bodily fluid. The bodily fluid can then be returned to the patient. The article includes a treatment chamber that applies the treatment and a removal module for removing the treatment. The method can be a continuous process such as, for example, a dialysis process.12-01-2011
20080208102CIRCUIT FOR EXTRACORPOREAL BLOOD TREATMENT AND FLOW-INVERTING DEVICE THEREIN - It is disclosed a circuit for extracorporeal blood treatment in which a flow-inverting device is interposed between a blood treatment unit and a blood pump placed on an artery branch connected with a vascular access of a patient. The flow-inverting device allows the blood flow within the filtering unit to be kept unchanged even following an inverted circulation in the patient-side artery and vein branches controlled by the blood pump.08-28-2008
20100217172Device, system, and method for controllably reducing inflammatory mediators in a subject - Devices, systems, and methods are provided for controlling an inflammatory response in a subject. Devices, systems, and methods are provided that alter the functional structure of one or more inflammatory mediators in the peripheral blood of the subject. The device or system is useful in a method for treating an inflammatory disease or condition in the subject.08-26-2010
20110208105METHOD FOR DETECTING THE ION CONCENTRATIONS OF CITRATE ANTI-COAGULATED EXTRACORPOREAL BLOOD PURIFICATION - The invention relates to a device for the citrate anti-coagulated extracorporeal blood purification comprising: an extracorporeal blood purification system comprising an extracorporeal blood circuit (08-25-2011
20090005719Blood Treatment Device Comprising Rod-Shaped Means for Holding Articles - The invention relates to the field of blood treatment machines with a blood treatment module to hold components of an extracorporeal blood circulation. To simplify access to a securing means (01-01-2009
20110230813Process for Metabolic Control and High Solute Clearance and Solutions for Use Therein - The present disclosure describes novel standardized citrate replacement fluid solutions and a standardized dialysate solution for use with CRRT methods. The standardized citrate replacement fluid solutions and standardized dialysate solutions do not require modification based on the clinical status of the individual patients. The use of the standardized solutions described herein offers significant advantages over the prior art solutions used in CRRT. The present disclosure describes superior metabolic and electrolyte control and significantly increased dialyzer patency in: (a) 24 intensive care unit (ICU) patients with ARF using a 0.67% trisodium citrate replacement fluid solution, and (b) 32 ICU patients with ARF using a 0.5% trisodium citrate replacement fluid solution. Both groups were treated with Bicarbonate-25 dialysate and achieved effluent rates of 35 mL/kg/hr.09-22-2011
20100185133MULTI-TREATMENT PLANNING APPARATUS AND METHOD - A treatment planning apparatus (07-22-2010
20100198130Method and Apparatus for Producing Autologous Clotting Components - A method and apparatus for obtaining various components of a multi-component material. Generally, a component of a whole blood sample may be concentrated from a patient and re-introduced to the same patient. For example, a clotting component, such as thrombin, from a whole blood sample may be extracted and concentrated in an apparatus and collection to be reapplied or reintroduced into a patient.08-05-2010
20090105628EXTRACORPOREAL ULTRASONIC MEDICAL DEVICE - Ultrasonic devices for preventing microbubbles and/or microparticles from reaching the brain during a PCI or cardiovascular surgery. Devices 04-23-2009
20110245750METHOD AND APPARATUS FOR ACOUSTICALLY ENHANCED REMOVAL OF BUBBLES FROM A FLUID - A vessel for removing bubbles from a fluid is provided. The vessel includes a fluid inlet port for receiving the fluid and a bubble outlet for removing bubbles in the fluid from the vessel. One or more ultrasonic transducers transmit one or more ultrasonic beams through the received fluid to move bubbles in the fluid towards the bubble outlet. A fluid outlet port outputs the fluid insonified by the one or more ultrasonic beams. A conduit structure conveys the one or more ultrasonic beams through the vessel in a first direction towards the air outlet. An interface prevents reflection of one or more ultrasonic beams in a direction generally opposite the first direction.10-06-2011
20100217173Device, system, and method for controllably reducing inflammatory mediators in a subject - Devices, systems, and methods are provided for controlling an inflammatory response in a subject. Extracorporeal devices, systems, and methods are provided that alter the functional structure of one or more inflammatory mediators in the peripheral blood of the subject. The device or system is useful in a method for treating an inflammatory disease or condition in the subject.08-26-2010
20090048552METHODS AND DEVICES FOR REMOVAL OF A MEDICAL AGENT FROM A PHYSIOLOGICAL EFFERENT FLUID COLLECTION SITE - Methods and devices for selectively removing an agent from a physiological site, e.g., a physiological efferent fluid collection site, are provided. Aspects of the invention include fluid removal (e.g., aspiration) devices having a fluid removal element and a flow modulator positioned at a distal end of the fluid removal element. The flow modulator is configured to converge intersecting fluid flow paths into the fluid removal element. Also provided are systems and kits for performing the subject methods. The subject invention finds use in a variety of different applications, including the selective removal of both therapeutic and diagnostic agents from a variety of different physiological sites.02-19-2009
20110105980TREATMENT OF THROMBOANGIITIS OBLITERANS BY REMOVAL OF AUTOANTIBODIES - The invention relates to the use of a specific ligand for antibodies, preferably autoantibodies in the manufacture of a column for the treatment of thromboangiitis obliterans. The invention pertains furthermore to the apharesis column with at least one anti-IgG antibody for the treatment of thromboangiitis obliterans.05-05-2011
20120277650CARDIOVASCULAR MONITORING FOR FLUID REMOVAL PROCESSES - A method includes initiating a blood fluid removal session for a patient in need thereof; monitoring a cardiovascular parameter of the patient; determining whether the indicator of the cardiovascular state crosses a predetermined threshold; and altering a parameter of the blood fluid removal session if the indicator is determined have crossed the threshold.11-01-2012
20080214978METHOD OF TREATING A BODILY FLUID - A method of treating a bodily fluid withdrawn and then returned to a living body. The method involves withdrawing the bodily fluid from the living body and causing the bodily fluid to flow through a treatment system, altering at least the density of the bodily fluid through the action of a second fluid as the bodily fluid flows through the treatment system, sensing at least the density and flow rate of the bodily fluid before the density thereof is altered by the second fluid, sensing at least the density and flow rate of the bodily fluid after the density thereof is altered by the second fluid, sensing at least the density and flow rate of the second fluid, controlling the density and/or flow rate of the second fluid based on the sensed densities and flow rates, and returning the bodily fluid to the living body.09-04-2008
20110054378Methods and Systems for Measuring and Verifying Additives for Use in a Dialysis Machine - The present application discloses a portable dialysis system for conducting a dialysis treatment. The portable dialysis system has a controller unit that includes a display, a scale, a bar code reader, and a memory storing a plurality of programmatic instructions. Upon execution, the instructions generate a first graphical user interface, a second graphical user interface, and a third graphical user interface for presentation on the display. The first graphical user interface displays each additive required for use in the dialysis treatment. The second graphical user interface prompts a user to submit additives to scanning using the bar code scanner. The third graphical user interface prompts a user to submit additives to measurement using the scale.03-03-2011
20090171261METHOD AND APPARATUS FOR CALCULATING FLUID FLOW RATE - A switch valve for use in an extracorporeal blood flow circuit comprises a valve housing having a chamber, four openings communicating with the chamber, and a valve member located in the valve chamber. A first opening is to be connected to a patient via an arterial cannula, a second opening is to be connected to a patient via an venous cannula, a third opening is to be connected to a first inlet/outlet of a blood treatment device, and a fourth opening is to be connected to a second inlet/outlet of a blood treatment device. The valve member is movable within the valve housing to fluidly connect the first opening to either the third or the fourth opening and to fluidly connect the second opening to either the third or the fourth opening. The width of the valve member is smaller than a peripheral dimension of the openings.07-02-2009
20110046534DEVICE AND METHOD FOR MONITORING AN ACCESS TO A PATIENT, IN PARTICULAR A VASCULAR ACCESS DURING AN EXTRACORPOREAL BLOOD TREATMENT - The invention relates to the monitoring of an access to a patient at a puncture point, in particular the monitoring of the arterial and/or venous vascular access during an extracorporeal blood treatment. The device according to the invention is a magnetoelastic moisture sensor, which is embedded in an absorbent material and is laid on the puncture point. For the case in which infusion solution and/or blood exits from the puncture point, the incorrect seating of the puncture cannula can be recognized reliably using the device according to the invention. The absorbent material having the embedded magnetoelastic moisture sensor can be laid like conventional bandage material or a gauze bandage on the puncture point.02-24-2011
20100280430INFUSION APPARATUS - In an infusion apparatus, an infusion line (11-04-2010
20100022934SYSTEM AND METHOD FOR DETECTING ACCESS DISCONNECTION - A dialysis system includes: a blood filter; a dialysate pump connected to a dialysate portion of the blood filter; a blood pump connected to a blood portion of the blood filter, the blood pump including a diaphragm that is moved in cycles to pump the blood, the cycles having a flow period and a no-flow period; a patient access device in fluid communication with the blood portion of the blood filter, the no-flow period having a first characteristic of a property when the patient access device is lodged in a patient and a second characteristic of the property when the patient access device is dislodged from the patient; and a logic implementer configured to determine that the patient access device has been dislodged from the patient when the second characteristic of the parameter is detected.01-28-2010
20110306913BEARING AND BEARING ASSEMBLY FOR UMBILICUS OF A FLUID PROCESSING SYSTEM - A one-piece bearing is provided for use with a fluid processing assembly of the type having an umbilicus, a bearing support, a gimbal received within the bearing support, and a liner at least partially received within the gimbal. The bearing is secured to a midsection of the umbilicus and adapted to be at least partially received within the liner. An inner surface of the bearing engages the umbilicus while an outer surface of the bearing engages at least a portion of the liner for rotation relative to the liner.12-15-2011
20100130904METHOD TO INHIBIT PROLIFERATION AND GROWTH OF METASTASES - The present invention provides a method to reduce the amount of undesired growth factors in the circulating blood of a subject to prevent tumor growth and proliferation during or after a wound healing and/or other local tissue repair process on a subject, comprising extracorporeal adsorption of growth factors from blood of the subject and return of the treated blood to the subject.05-27-2010
20080281247Autonomic nervous activity monitor, blood processing apparatus, blood collecting apparatus and autonomic nervous activity monitoring method - An autonomic nervous activity monitor capable of predicting occurrence of abnormal reaction depending on autonomic nervous activity and used for medical practice and the like is provided. A blood component collecting apparatus 11-13-2008
20120059303Low Flow Optical Blood Chamber - A low flow blood chamber for optically monitoring blood flowing through extracorporeal tubing has a flat elongated blood flow cavity but preserves the circular viewing area of conventional blood chambers. The blood chamber provides consistent, mixed flow through the blood cavity even at low blood flow rates, e.g. 10 to 500 ml/min., while maintaining certain dimensional characteristics of conventional blood chambers.03-08-2012
20110105979PATIENT TREATMENT AND MONITORING SYSTEMS AND METHODS - The invention provides apparatus and methods for home or other remote delivery of health care that gather subjective and objective measures of patient health and treatment, analyzing them (e.g., correlating them with one another and/or with norms) and reporting them to aid in on-going patient diagnosis and treatment (both on acute and chronic bases), as well as to aid physicians, nurses and other caregivers in decision support, monitoring treatment compliance, facilitating regulatory compliance, billing, and so forth. Thus, for example, in some aspects a health care delivery device comprising a medical treatment apparatus, such as a home hemodialysis or home peritoneal dialysis unit, that is coupled to a processor. The processor generates patient queries in connection with treatments rendered by the dialysis equipment (or other treatment apparatus). The queries are directed, at least in part, to subjective topics, such as the state of the patient's mental health and well being, quality of life, degrees of pain, views on success of therapy, and so forth. They are presented on an LCD screen or other output device coupled to the processor to elicit responses on a keyboard or other input device, also coupled to the processor.05-05-2011
20080234620METHOD OF MONITORING THE OPERATIONALITY OF A FLOW CUT-OFF MEMBER AND FLOW ARRESTING SYSTEM, FOR AN EXTRACORPOREAL FLUID CIRCUIT - A description is given of a method of monitoring the operationality of a flow cut-off member for an extracorporeal fluid circuit. Also described is a system for arresting the flow of blood that implements this monitoring method. The system has a flow cut-off member active on a radially deformable length of tube forming part of the circuit, and a unit capable of causing a movement of a movable portion of the cut-off member towards a closed condition. The system detects when the movable portion passes through a first predetermined position and determines the value assumed by a dynamic parameter associated with the motion of the movable portion at the first predetermined position. The system further checks that this value is within a predetermined criterion of acceptability. Lastly, a blood treatment appliance is described that implements the described method and system.09-25-2008
20080200858BLOOD DIAGNOSIS METHOD FOR DIALYSIS PATIENT AND DIALYSIS MACHINE - Provided is a blood diagnosis method of providing a diagnostic marker which is general and which contributes to dialysis treatment and evaluation of clinical effects. The method includes a step of collecting blood samples from a dialysis patient before and/or after dialysis and a step of performing a gene diagnosis based on mRNA markers on the collected blood samples. The mRNA markers are previously identified on the basis of correlations between clinical data and mRNA profiles.08-21-2008
20130197417DEVICE, SYSTEM, AND METHOD FOR CONTROLLABLY REDUCING INFLAMMATORY MEDIATORS IN A SUBJECT - Devices, systems, and methods are provided for controlling an inflammatory response in a subject. Extracorporeal devices, systems, and methods are provided that alter the functional structure of one or more inflammatory mediators in the peripheral blood of the subject. The device or system is useful in a method for treating an inflammatory disease or condition in the subject.08-01-2013

Patent applications in class Constituent removed from blood and remainder returned to body

Patent applications in all subclasses Constituent removed from blood and remainder returned to body