47th week of 2009 patent applcation highlights part 45 |
Patent application number | Title | Published |
20090287005 | DENDRIMER CONJUGATES - The present invention relates to novel therapeutic and diagnostic dendrimers. In particular, the present invention is directed to dendrimer-linker conjugates, methods of synthesizing the same, compositions comprising the conjugates, as well as systems and methods utilizing the conjugates (e.g., in diagnostic and/or therapeutic settings (e.g., for the delivery of therapeutics, imaging, and/or targeting agents (e.g., in disease (e.g., cancer) diagnosis and/or therapy, pain therapy, etc.)). Accordingly, dendrimer-linker conjugates of the present invention may further comprise one or more components for targeting, imaging, sensing, and/or providing a therapeutic or diagnostic material and/or monitoring response to therapy. | 2009-11-19 |
20090287006 | Process for the preparation of an epoxy compound and an aldehyde - The invention relates to a process comprising a condensation step wherein a starting aldehyde or ketone is made to react with an ester of an α-haloacid to form an epoxy compound, whereby the reaction is carried out in the presence of a dipolar aprotic compound selected from the group consisting of 1-methyl-2-pyrrolidone (NMP), hexamethylphosphorous triamide (HMPT), dimethylsulfoxide (DMSO), and urea derivatives of the following formula: (III) wherein R | 2009-11-19 |
20090287007 | PARTIALLY-HYDROGENATED, FULLY-EPOXIDIZED VEGETABLE OIL DERIVATIVE - Disclosed is a method for making a partially hydrogenated, fully epoxidized vegetable oil derivative. The method includes fully epoxidizing a partially hydrogenated vegetable oil having an iodine value of 70 to 100 g I | 2009-11-19 |
20090287008 | GENERATION OF PLANTS WITH ALTERED OIL, PROTEIN, OR FIBER CONTENT - The present invention is directed to plants that display an improved oil quantity phenotype or an improved meal quality phenotype due to altered expression of an HIO nucleic acid. The invention is further directed to methods of generating plants with an improved oil quantity phenotype or improved meal quality phenotype. | 2009-11-19 |
20090287009 | METHOD FOR EVAPORATING COMPONENTS OF A LIQUID - Mixtures containing high boiling and low boiling components, at least one component being dissociatable into ions, are separated effectively by heating by passing an alternating electrical current through the mixture. The process is particularly effective in the workup of crude alkylchlorosilanes from the direct synthesis. | 2009-11-19 |
20090287010 | Ethylene-tetrafluoroethylene intermediates - An oligomer of the formula (I): | 2009-11-19 |
20090287011 | PROCESS FOR THE PREPARATION OF AN ALKYLENE CARBONATE AND AN ALKYLENE GLYCOL - The invention provides a reaction system for the production of an alkylene carbonate comprising: an epoxidation zone containing an epoxidation catalyst located within an epoxidation reactor; a carboxylation zone containing an bromide-containing carboxylation catalyst located within an alkylene oxide absorber; and one or more purification zones containing a purification absorbent capable of reducing the quantity of bromide-containing impurities in a feed comprising a recycle gas, which purification zones are located upstream from the epoxidation zone; and a process for the production of an alkylene carbonate and an alkylene glycol. | 2009-11-19 |
20090287012 | PROCESS FOR PRODUCTION OF HIGH-PURITY DIARYL CARBONATE - A high-purity diphenyl carbonate, wherein the diphenyl carbonate is unsubstituted or substituted with a lower hydrocarbon, and has a halogen content of not more than 0.1 ppm, a content of an intermediate boiling point material of not more than 100 ppm, and a content of by-products having a higher boiling point than that of said diphenyl carbonate of not more than 100 ppm. A specific industrially useful process for the production of a high-purity diaryl carbonate in which a diaryl carbonate having low contents of intermediate boiling point and high boiling point impurities is produced is disclosed. As a starting material, a reaction mixture containing an alkyl aryl carbonate obtained through a transesterification reaction between a dialkyl carbonate and an aromatic monohydroxy compound is used. The process in which separation by distillation is carried out uses three distillation columns in a specified order. Moreover, it is particularly preferable if a reactive distillation column and the three distillation columns, each of which has a specified structure, and the three distillation columns are each operated under specified distillation conditions. | 2009-11-19 |
20090287013 | PROCESS FOR PREPARING SUBSTITUTED 7-CYANO QUINONE METHIDES - A one-pot process of preparing a substituted 7-cyano quinone methide in which i) a substituted phenol is chloromethylated to form a substituted 4-chloromethylphenol; ii) converting the substituted 4-chloromethylphenol to a substituted 4-cyanomethylphenol; and iii) oxidizing the substituted 4-cyanomethylphenol to the substituted 7-cyano quinone methide, where steps i)-iii) are carried out in a single reaction vessel in a solvent system comprising water and one or more organic solvents and where after steps i) and ii) the aqueous portion of the reaction mixture is removed and the reagents for the subsequent step are added in aqueous solution. The 7-cyano quinone methides are effective inhibitors of the polymerization of reactive monomers. | 2009-11-19 |
20090287014 | PROCESS FOR PRODUCTION OF HIGH-PURITY DIARYL CARBONATE - An aromatic polycarbonate that is obtained by transesterification between a high-purity diphenyl carbonate and an aromatic dihydroxy compound. A specific industrially useful process for the production of a high-purity diaryl carbonate in which a diaryl carbonate having low contents of intermediate boiling point and high boiling point impurities is produced is disclosed. As a starting material, a reaction mixture containing an alkyl aryl carbonate obtained through a transesterification reaction between a dialkyl carbonate and an aromatic monohydroxy compound is used. The process in which separation by distillation is carried out uses three distillation columns in a specified order. Moreover, it is particularly preferable if a reactive distillation column and the three distillation columns, each of which has a specified structure, and the three distillation columns are each operated under specified distillation conditions. | 2009-11-19 |
20090287015 | SULFUR MODIFIED SILANES FOR THE ELABORATION OF HIGH REFRACTIVE INDEX MATERIALS - A composition having a polythiol reactant and an alkenyl silane reactant which are combined to form a polysulfide polysilane. In the process, the reactants are combined in a thiol-ene addition process driven by UV radiation. The polysulfide polysilane is then hydrolyzed and may be combined with other hydrolyzed compounds. For coatings, the polysulfide polysilane is hydrolyzed and may optionally be combined with nanoparticles. For bulk materials, the polysulfide polysilane is hydrolyzed, concentrated and heated to form a high refractive index material which can be used to form lenses. | 2009-11-19 |
20090287016 | Transition-Metal-Catalyzed Carbon-Nitrogen and Carbon-Carbon Bond-Forming Reactions - One aspect of the present invention relates to ligands for transition metals. A second aspect of the present invention relates to the use of catalysts comprising these ligands in various transition-metal-catalyzed carbon-heteroatom and carbon-carbon bond-forming reactions. The subject methods provide improvements in many features of the transition-metal-catalyzed reactions, including the range of suitable substrates, number of catalyst turnovers, reaction conditions, and efficiency. For example, improvements have been realized in transition metal-catalyzed: aryl amination reactions; aryl amidation reactions; Suzuki couplings; and Sonogashira couplings. In certain embodiments, the invention relates to catalysts and methods of using them that operate in aqueous solvent systems. | 2009-11-19 |
20090287017 | RECOVERY OF AROMATIC DICARBOXLYIC ACIDS FROM WASTE POLYESTER RESIN - The present invention relates to a process of recovering aromatic dicarboxylic acids with low metal contaminants from manufactured articles and/or articles contaminated with PVC or chlorinated compounds, made of or containing aromatic polyester resins, such as beverage bottles, fibers and films, or from waste from processing of these resins. In particular, the invention relates to the recovery of terephthalic acid, isophthalic acid and 2,6-naphthalene dicarboxylic acid from bottles for recycling which are made of PET, PEN or aromatic polyester copolymers. | 2009-11-19 |
20090287018 | METHOD FOR PRODUCING CATALYST FOR USE IN PRODUCTION OF UNSATURATED ALDEHYDE AND/OR UNSATURATED CARBOXYLIC ACID, AND METHOD FOR PRODUCING UNSATURATED ALDEHYDE AND/OR UNSATURATED CARBOXYLIC ACID - A catalyst for use in the production of an unsaturated aldehyde and/or an unsaturated carboxylic acid, the catalyst comparing (or, preferably, being composed of) a mixed oxide containing molybdenum, bismuth and iron, which has improved mechanical strength, is produced by a method including the steps of (1) drying an aqueous solution or an aqueous slurry containing raw materials of the catalyst and then firstly calcining a dried product in a molecular oxygen-containing gas atmosphere to obtain a calcined product; (2) heating the calcined product obtained in Step (1) in the presence of a reducing material to obtain a reduced product having a mass loss of 0.05 to 6%; and (3) secondly calcining the reduced product obtained in Step (2) in a molecular oxygen-containing gas atmosphere. | 2009-11-19 |
20090287019 | Process for producing an unsaturated carboxylic acid from an alkane - A one-step vapor phase oxidation process produces an unsaturated carboxylic acid, such as acrylic acid or methacrylic acid, from an alkane, such as propane or isobutane, with a mixed metal oxide catalyst and an excess of alkane relative to oxygen. The unreacted alkane and the byproduct alkene are recycled to the reaction zone without separation. Overall yield and productivity of the unsaturated carboxylic improves for such a process. An analogous method for the preparation of unsaturated nitrites is also disclosed. | 2009-11-19 |
20090287020 | PROCESS FOR PRODUCING HIGH-PURITY N-VINYLCARBOXAMIDES - Disclosed is a process for producing high-purity N-vinylcarboxamides comprising: (A) a step of dissolving a crude N-vinylcarboxamide in an alcohol having 1 to 3 carbon atoms, the crude N-vinylcarboxamide containing 50 to 97% by mass of an N-vinylcarboxamide; (B) a step of adding an aliphatic hydrocarbon having 5 to 10 carbon atoms to the composition obtained in the step (A) to precipitate a crystal of the N-vinylcarboxamide; and (C) a step of separating the crystal of the N-vinylcarboxamide precipitated in the step (B). | 2009-11-19 |
20090287021 | METHOD AND APPARATUS FOR PREPARING A SOLUTION OF A SHEAR SENSITIVE MATERIAL - The invention provides a novel apparatus and method for preparing a solution of a shear sensitive material. | 2009-11-19 |
20090287022 | Lubricating compositions containing ashless catalytic antioxidant additives - The invention comprises lubricating compositions and hydraulic fluids containing N,N′-diaryl-p-phenylene diamine compounds that impart good levels of oxidation inhibition in the lubricants and hydraulic fluids. | 2009-11-19 |
20090287023 | METHOD FOR PRODUCING PRIMARY AMINE COMPOUND - Disclosed is a method for producing a primary amine compound represented by the formula (2) below, which is characterized in that a halogen compound represented by the formula (1) below, ammonia and formaldehyde are reacted with each other, and then the thus-obtained reaction product is [1] brought into contact with an aqueous solution of an acid or [2] reacted with a hydroxylamine under acidic conditions. By this method, a primary amine compound can be commercially advantageously produced by using a low-cost ammonia while suppressing production of a secondary amine as a by-product. (1) (In the formula, R | 2009-11-19 |
20090287024 | Process for Producing Arylsulfur Pentafluorides - Novel processes for preparing arylsulfur pentafluorides are disclosed. Processes include reacting at least one aryl sulfur compound with a halogen and a fluoro salt to form an arylsulfur halotetrafluoride. The arylsulfur halotetrafluoride is reacted with a fluoride source to form a target arylsulfur pentafluoride. | 2009-11-19 |
20090287025 | Fluorinating agent and method for producing fluorine-containing compound using the same - A method for producing a fluorine-containing organic compound represented by the formula (7): | 2009-11-19 |
20090287026 | METHOD FOR PRODUCING FLUORINATED ORGANIC COMPOUNDS - Disclosed is a process for producing tetrafluoropropene comprising: (a) catalytically fluorinating at least one tetrafluoropropene in a first reactor to produce HCFO-1233xf; (b) reacting said HCFO-1233xf with hydrogen fluoride in a second reactor to produce HCFC-244bb; (c) recycling at least a portion of said HCFC-244bb back to said first reactor as recycled HCFC-244bb; and (d) catalytically dehydrochlorinating said recycled HCFC-244bb in said first reactor to produce HFO-1234yf. | 2009-11-19 |
20090287027 | PROCESS FOR SEPARATING HYDROGEN FLUORIDE FROM ORGANIC FEEDSTOCKS - Provided is a process for purifying an organic feedstock comprising (a) distilling a raw organic feedstock comprising hydrogen fluoride, 2-chloro-1,1,1,2-tetrafluoropropane, and 2-chloro-3,3,3-trifluoropropene to produce a first distillate stream comprising an azeotrope-like composition of 2-chloro-1,1,1,2-tetrafluoropropane, 2-chloro-3,3,3-trifluoropropene, and hydrogen fluoride, and a first bottoms stream rich in hydrogen fluoride; (b) cooling said first distillate stream to produce an intermediate composition comprising an organic layer rich in 2-chloro-1,1,1,2-tetrafluoropropane and 2-chloro-3,3,3-trifluoropropene, and an acid layer rich in hydrogen fluoride; and, optionally but preferably, (c) distilling said organic layer to produce a second distillate stream comprising an azeotrope-like composition of 2-chloro-1,1,1,2-tetrafluoropropane, 2-chloro-3,3,3-trifluoropropene, and hydrogen fluoride, and a second bottoms stream comprising a purified organic feedstock substantially free of hydrogen fluoride. | 2009-11-19 |
20090287028 | Process for Production of Gas Hydrate - Disclosed is a process for production of a gas hydrate, wherein the process comprises a gas hydrate production step, a cooling step, a depressurizing step and a re-cooling step. In the cooling step, the temperature (T) required for the cooling of the gas hydrate is adjusted to a temperature equal to or higher than a cooling limit temperature (t | 2009-11-19 |
20090287029 | Controlling Production of Transportation Fuels from Renewable Feedstocks - A process for controlling the concurrent production of both diesel range hydrocarbons and aviation range hydrocarbons from renewable feedstocks such as plant oils and animal oils. The process involves determining the required specification of the desired products and the desired relative yields of the product that still meet the required specifications. The necessary isomerization and selective hydrocracking zone conditions are determined in order to create a mixture of paraffins which meet the required product specifications and yields. The necessary fractionation zone conditions are determined to separate the desired products. A renewable feedstock is treated by hydrogenating and deoxygenating to provide an effluent comprising paraffins, isomerizing and selectively hydrogenating at least a portion of the paraffins at the predetermined conditions, and separating by fractionation at the predetermined fractionation conditions to generate a diesel range hydrocarbon product and an aviation range hydrocarbon product. | 2009-11-19 |
20090287030 | Oxygenate Conversion to Olefins with Dimerization and Metathesis - A processing scheme and system for enhanced light olefin production, particularly for increased relative yield of propylene, involves oxygenate conversion to olefins and subsequent oxygenate conversion effluent stream treatment including dimerization of ethylene to butene and metathesis of butenes and/or hexenes with ethylene. The processing scheme and system may further involve isomerization of at least a portion of 1-butene to 2-butene to produce additional propylene. | 2009-11-19 |
20090287031 | Process for Simultaneous Production of Benzene and Ethylene by Conversion of Acetylene - The present invention relates to a process for simultaneous production of benzene and ethylene by conversion of acetylene, comprising the steps: supplying a feed composition comprising about 5 to about 30 vol-% acetylene, about 5 to about 30 vol-% methane, about 5 to about 30 vol-% carbon dioxide and about 10 to about 70 vol-% hydrogen into a non-metallic reactor; and thermally reacting the feed composition in the reactor at a temperature in the range of about 600 to about 1000° C. | 2009-11-19 |
20090287032 | METHOD FOR PRODUCING DIENES BY HYDRODIMERIZATION - The invention relates to a process for preparing substituted or unsubstituted 1,7-diolefins by hydrodimerizing non-cyclic olefins having at least two conjugated double bonds in the presence of a reducing agent and of a catalyst, wherein the catalyst used is a metal-carbene complex. | 2009-11-19 |
20090287033 | Reactor for isoparaffin olefin alkylation - An improved reactor for the autorefrigerant alkylation process has a generally cylindrical upright reactor vessel with the inlet for the refrigerant reactant and the sulfuric acid at its lower end and a series of inlets for the olefin reactant at vertically spaced intervals up the length of the reactor. An extended, sinuous flow path for the reactants is provided by means co-acting baffles which define sequential reaction zones in which alkylation takes place. The baffles interact with a rotary mixer with multiple impellers located on the reactor axis which provides agitation to the mixture ascending the reactor additional to that created by the ebullition of the refrigerant. Outlets for the vaporized refrigerant and the reaction effluent are provided at the upper end of the vessel. In the alkylation process operated in the reactor, the liquid isoparaffin hydrocarbon reactant/refrigerant with a sulfuric acid alkylation catalyst is introduced into the lower end of the reactor and passed along the extended reactant flow path with the olefin reactant introduced at intervals along the path. The reaction mixture flows alternately towards and away from the reactor walls in the sequence of serial reaction zones within the reactor to promote mixing of the isoparaffin reactant with the acid catalyst. With the evolution of the heat of reaction, a portion of the reactant refrigerant is vaporized to effect temperature control in the reactor. Agitation is provided by means of the rotary mixer with its mixing impellers in each of the sequential reaction zones. The vaporized reactant refrigerant and alkylation reaction products leave the reactor at its upper end. | 2009-11-19 |
20090287034 | Water-Soluble Package With Functional Depot As Well As Manufacture And Utilization - A water-soluble package, having a water-soluble foil defining a first compartment and at least one second compartment separate from the first compartment, wherein the at least one second compartment contains a functional depot. | 2009-11-19 |
20090287035 | METHOD TO ENHANCE NEURAL TISSUE OPERATION - The invention relates to a method for modulation, augmentation and/or stimulation of neural tissue and/or neural tissue related functionality with stimulating neural tissue and/or neural tissue related functionality with stimuli by which neural activity related local perfusion changes, electro-neuro-chemical, biochemical, neural modulative or neuroplastical responses and/or alterations in ‘metabolism supply lines-neural tissue’ interaction processes in vertebrates can be triggered and/or influenced. | 2009-11-19 |
20090287036 | Methods And Systems For Using Therapeutic, Diagnostic or Prophylactic Magnetic Agents - Systems and methods are disclosed for directing magnetizable particles comprising therapeutic agents to a target volume, or for guiding magnetizable particles comprising therapeutic agents from a first target volume to a second target volume, at a distance using a magnetic field, to enable the treatment of diseased areas including areas deep inside a patient's body. The methods may be used to diagnose or treat diseased areas within a patient, for example tumors of the lungs, intestines, and liver, and is also useful in enhancing the permeability of solid tumors to chemotherapeutic agents. | 2009-11-19 |
20090287037 | REMEDIATION OF FUNCTIONAL CARDIAC MITRAL VALVE REGURGITATION - A dynamic device for reducing functional mitral regurgitation is described. The device is disposed externally to the heart and effectively acts as a splint for reducing further dilation of the heart in patients diagnosed with cardiomyopathy, and for reducing tethering of the papillary muscle on the mitral valve. The device does not require cardiopulmonary bypass for its installation since it is attached to the outside of the left ventricle, thereby reducing surgical risk, and is not exposed to the patient's blood once installed, thereby reducing the risk of thromboembolic disease. | 2009-11-19 |
20090287038 | IMPLANTED-TRANSDUCER BONE CONDUCTION DEVICE - An implanted-transducer bone conduction device for enhancing the hearing of a recipient, comprising: a sound input element configured to receive an acoustic sound signal; an electronics module configured generate an electrical signal representing said acoustic sound signal; a transducer implanted within the recipient and mechanically coupled to the recipient's bone, said implanted transducer configured to generate mechanical forces representing said electrical signal for deliver to the recipient's skull. | 2009-11-19 |
20090287039 | SLEEP INDUCING APPARATUS AND ELECTRONIC DEVICE USING THE SAME - An apparatus for inducing sleep includes an audio generator, a signal generator, and a signal processor. The audio generator generates audio signals. The signal generator generates electrical signals with a frequency between 0.4 HZ to 4 HZ. The signal processor adjusts amplitudes of the audio signals according to the frequency, and outputs the adjusted audio signals. | 2009-11-19 |
20090287040 | PERIPHERAL SEAL FOR A VENTRICULAR PARTITIONING DEVICE - A partitioning device for separating a patient's heart chamber into a productive portion and a non-productive portion which is suitable for treating patients with heart disease, particularly congestive heart failure. The partitioning device has a reinforced membrane with outwardly biased members to help seal the periphery of the membrane against the wall of the patient's heart chamber. In one embodiment, the outwardly biased member is an expansive strand that extends between adjacent ribs of an expandable frame which reinforces the membrane. In another embodiment, the outwardly biased member is a hydrophilic body such as foam which swells upon contact with body fluid such as blood in the heart chamber. The reinforced membrane has a central hub with a distally extending support stem with a plurality of feet which extend radially from a centerline axis and preferably have ends that are aligned in a common plane. The ends of the pods which extend radially away from the centerline axis may be interconnected by flexible struts and/or webs. | 2009-11-19 |
20090287043 | ELECTRIC MEDICAL INSTRUMENT FITTING WHICH IS ATTACHED TO A MEDICAL INSTRUMENT HOLDING DEVICE - The electric medical instrument fitting is attached to a medical instrument holding device. The electric medical instrument fitting includes a fitting body, drive units for a plurality of second medical instruments, and an intermediate member. The fitting body has a fitting portion that enables attachment/detachment of a first medical instrument which can be arranged with an observation device and provided with channel holes for inserting treatment instruments, or which is provided with an observation device. The drive units for the second medical instruments can each be detachably connected with each second medical instrument provided with an insertion portion to be inserted into each channel hole, with a treatment portion being provided on the side of a distal end thereof. Each of the drive units for the second medical instruments is provided with a joint driver, an advancing/retreating driver and a rotation driver, for changing the position and the posture of the treatment portion. Each of the drive units for the second medical instruments has a center of gravity set at a predetermined position of a roll axis of the rotation driver, with the position of the roll axis being apart from a fitting surface by a predetermined distance. The intermediate member is arranged at the fitting body which is attached with the plurality of medical instrument drive units, a center of gravity of the entirety being set on an extension line of a center axis of the fitting portion. | 2009-11-19 |
20090287044 | ENDOSCOPIC APPARATUS - An endoscopic apparatus comprising an elongate tubular inserting portion; a plurality of arm portions provided on a distal end face of the inserting portion and protruded to the frontal direction which are provided with treatment tools inserted therein, the treatment tools being capable of conducting a treatment; a cylindrical sheath which covers a circumferential surface of the inserting portion, which is movable to a distal side and a proximal side, and which supports the distal side of the plurality of the arm portions when moving to the distal side; and an observation body which is attached inside a distal end portion of the sheath, and by which a frontal view is observed. | 2009-11-19 |
20090287045 | Access Systems and Methods of Intra-Abdominal Surgery - An access system includes a proximal handle, an overtube coupled to the handle, and an endoscope port extending through handle and overtube sized for receiving an endoscope therethrough. The overtube includes anatomic wall securing system that secures a distal portion of the overtube within a hole in the anatomic wall. The overtube is provided with a shaped distal portion or a controllably shapeable distal portion that aids in directing an endoscope inserted through the port to a particular location within the peritoneal cavity. The access system includes a system for insufflating/deflating the peritoneal space separately from the body cavity accessible via a natural orifice. The access system includes a closure system to cinch closed the hole made in the anatomical wall after the access system has been removed from the hole. Methods are provided for inserting the access system through the anatomical wall to perform intra-abdominal surgery. | 2009-11-19 |
20090287046 | Endoscopic surgical procedure and surgical apparatus - A minimally invasive endoscopic surgical procedure or an endoscopic surgical procedure through natural orifices which includes: introducing a spacial structure in a shrunken state into a body cavity by a spacial structure introduction portion; enlarging the spacial structure in the body cavity; setting the enlarged spacial structure in a predetermined position in the body cavity and supporting the tissues inside of the body cavity with the set spacial structure; inserting a distal end of at least an endoscope or a treatment instrument from at least a part of an opening portion of the spacial structure, and orienting the distal end to a pathological lesion located on the inner side of the tissues inside of the body cavity which is supported by the spacial structure. | 2009-11-19 |
20090287047 | ENDOSCOPE APPARATUS - To facilitate a connection operation between a signal processing device and an endoscope apparatus in which a processing system that performs signal processing of image pickup signals of an electronic endoscope and a processing system that calculates an insertion shape of the endoscope are integrated, a scope connector | 2009-11-19 |
20090287048 | Method and apparatus for imaging within a living body - A method and apparatus for imaging within a living body is described. The method includes directing a micro-guidewire along a primary path of the living body, the micro-guidewire having an imaging device including a SSID with an imaging array and a GRIN lens optically coupled to the imaging array. A secondary path can be identified, laterally branching from the primary path, the secondary path being of much smaller dimensions than the primary path. The distal end of the micro-guidewire can be turned and advanced into the secondary path by applied pressure at a proximal end of the micro-guidewire. | 2009-11-19 |
20090287049 | Access Systems Including Collapsible Port Body For Intra-Abdominal Surgery - A natural orifice translucent endoscopic surgery (NOTES) comprises a thin, flexible body preferably made from a lubricious film. The port body also includes a coupler to removably attach the port body to an endoscope received through the port body. According to embodiments, the port body also includes a structurally modifiable port body that can be modified while the port body is within the patient. In one embodiment, the port body is constructed with a channel that preferably coils around the port body. The channel can be inflated and deflated to provide relative degrees of rigidity to the port body. | 2009-11-19 |
20090287050 | Eccentric Dilation Balloons for Use of Endoscopes - The dilation balloon of the subject invention preferably comprises a balloon portion mounted about a shaft that, when inflated, produces a configuration comprising a tapered distal end and a proximal end or butt that is substantially flat (preferably truncated) and is adapted to generally conform with the outer contours of an endoscope through which it is introduced when the balloon is pulled back against the endoscope face. The close engagement of the subject balloon catheter and endoscope, when forming a balloon-scope train, enables the scope to more readily navigate strictures and tortuous body lumen, as well as allows the balloon to act as a lens for viewing anatomical structure within the body lumen, such as tumors, strictures, and the inner luminal wall surface itself. | 2009-11-19 |
20090287051 | ENDOSCOPE SYSTEM AND OPERATION METHOD FOR ENDOSCOPE - According to the endoscope system of the present invention, when the image pickup device of the first endoscope device detects illumination light irradiated from the illumination device of the second endoscope device, the control device performs control so as to reduce light quantity of the illumination device of the second endoscope device based on the level of luminance signal outputted from the solid state image pickup element of the image pickup device, and when the image pickup device of the second endoscope device detects illumination light irradiated from the illumination device of the first endoscope device, the control device performs control so as to reduce light quantity of the illumination device of the first endoscope device based on the level of luminance signal outputted from the solid state image pickup element of the image pickup device. | 2009-11-19 |
20090287052 | Biopsy Cap Attachment and Integrated Locking Device - Endoscope assemblies and methods for making and using the same. An example endoscope assembly may include an endoscope having a channel formed therein and a port that provides access to the channel, a cap disposed on the port, and an attachment assembly coupled to the cap. The attachment assembly may include a base and one or more arms extending from the base. A locking member may be coupled to at least one of the one or more arms. | 2009-11-19 |
20090287053 | Medical operation device - A medical operation device is attachable to an insertion portion of a medical instrument for observation. The medical operation device includes: rotary cylinder rotatably disposed in device main body that has insertion portion inserting hole through which insertion portion is inserted; insertion portion pressing member that presses insertion portion inside rotary cylinder; insertion portion mounting section cover provided inside insertion portion inserting hole that prevents insertion portion directly touching inner face of insertion portion inserting hole, vicinity of opening of insertion portion inserting hole, and insertion portion pressing member; switching instruction portion that switches whether insertion portion pressing member presses insertion portion to specify state where rotary cylinder and insertion portion are united and state where insertion portion moves forward/rearward with respect to rotary cylinder; and rotation mechanism that, when rotary cylinder and insertion portion are united, rotates rotary cylinder to rotate insertion portion unified with rotary cylinder around insertion portion axis. | 2009-11-19 |
20090287054 | Bending tube and medical apparatus - A bending tube, provided with a bending section capable of bending, the bending tube comprising: a main unit having a lumen; a pair of transfer members having distal ends of the transfer members being connected to a distal end of the bending section or the main unit disposed distally relative to the bending section; an operation section having proximal ends of the pair of transfer members, the operation section being configured so that a retracting operation for retracting one of the pair of transfer members proximally causes the other one of the pair of transfer members to be linked and pushed out distally, wherein the retracting operation applies a predetermined magnitude of tension to the pair of transfer members. | 2009-11-19 |
20090287055 | Electric bending operation device and medical treatment system including electric bending operation device - An electric bending operation device can be mounted to an insertion portion of a medical instrument for observation including an electric bending portion. The electric bending operation device includes: an insertion portion mounting mechanism; a rotation mechanism; an insertion portion operation section; and a support column. The insertion portion mounting mechanism includes a pressing portion that is provided integrally with a rotary cylinder through which the insertion portion is passed and presses and holds the insertion portion. Switching can be performed between a state where the pressing portion presses the insertion portion and the rotary cylinder is integral with the insertion portion and a state where the insertion portion is advanced or retracted with respect to the rotary cylinder. The rotation mechanism is provided in the insertion portion mounting mechanism. The rotation mechanism rotates the rotary cylinder to rotate the insertion portion around an axis thereof when the rotary cylinder is integral with the insertion portion. The insertion portion operation section includes a bending portion operation section and a twisting operation portion. The bending portion operation section performs bending operation of the electric bending portion provided in the insertion portion. The twisting operation portion rotates the rotary cylinder to rotate the insertion portion. The support column integrally connects the insertion portion operation section and the insertion portion mounting mechanism. | 2009-11-19 |
20090287056 | Device to facilitate suctioning of fluid during gastrointestinal endoscopy - A device and method to facilitate efficient suctioning of fluid from a gastrointestinal lumen, such as a colonic lumen, through a suction channel of an endoscope during gastrointestinal endoscopy, such as a colonoscopy. The device comprises an elongated body member having a bulbous member at its first end and a handle at its second end. The bulbous member is sized and configured to move through the suction channel and extend past the open distal end of the endoscope to engage mucosa and/or debris and prevent blockage of the orifice leading to the suction channel. The body member is stiff enough to push the bulbous member through the suction channel, yet sufficiently flexible to move inside the endoscope, and sized to interfere as little as possible with the suctioning of fluid. A plurality of projecting members can be used on the body member to substantially center it inside the suction channel. | 2009-11-19 |
20090287057 | ILLUMINATION OPTICAL SYSTEM FOR ENDOSCOPES - The invention provides lenses at low costs, which form an illumination optical system for endoscopes that has high efficiency and achieves improved light distribution. The illumination optical system for endoscopes is used in opposition to a light beam exit end | 2009-11-19 |
20090287058 | ENDOSCOPY SYSTEMS - An endoscope insertion assembly for performing endoscopy, including an endoscope insertion tube operative for passage through a body cavity, and an optical assembly operative for inspection of the body cavity, the optical assembly being selectably insertable within the endoscope insertion tube. | 2009-11-19 |
20090287059 | LARYNGOSCOPE AND ASSOCIATED METHOD OF INTUBATING A PATIENT - A laryngoscope and associated method of intubating a patient. A laryngoscope includes a handle and a blade extending outwardly from the handle. The blade has a surface for contacting a tongue of a patient during an intubation procedure. The blade surface includes first, second and third sections. The first section is positioned between the handle and the second section. The second section is positioned between the first and third sections. The first and third sections are concave. The second section is convex. A method of intubating a patient includes the steps of: inserting a laryngoscope into an oral cavity, the laryngoscope including a blade having a surface for contacting a tongue; displacing the tongue into a submental space using a first concave section of the blade surface; and preventing subluxation of the tongue into a pharyngeal cavity using a second convex section of the blade surface. | 2009-11-19 |
20090287060 | METHODS AND DEVICES TO DECREASE TISSUE TRAUMA DURING SURGERY - Methods and devices are disclosed to reduce the tissue trauma that occurs when a physician retracts or otherwise deforms a patient's tissues for surgery or other medical procedures. In one part, methods and devices are disclosed for cooling the tissue around the incision. In another part, methods and devices are disclosed that elute drugs into the tissues of the tissue margin. In another part, methods and devices are disclosed to engage tissues during retraction to cushion, to sense tissue state, and to modulate tissue state. | 2009-11-19 |
20090287061 | SURGICAL ACCESS DEVICE FOR MINIMALLY INVASIVE SURGERY - A method for employing a device to enable access at a surgical location adjacent to a spine, thereby allowing one or more surgical instruments to perform a minimally invasive spine operation, is provided herein. The device for providing access to the surgical location includes an elongate body that includes an outer tube and an inner tube. The inner tube is moveably received (e.g., via a worm drive) within the outer tube. Accordingly, the inner tube is selectively extensible and retractable relative to the outer tube in a telescopic manner. The extension and retraction capabilities of the device facilitate proper placement of the device within the surgical location. In addition, both the inner tube and the outer tube include inner surfaces. These inner surfaces define a passage extending through the elongate body. In operation, the passage allows for inserting surgical instruments through the device into the surgical location. | 2009-11-19 |
20090287062 | Adjustable Rail Clamp - An adjustable surgical retractor system for clamping system to an operating table. The clamping mechanism includes an upper jaw, lower jaw, a drive member, an adjustable frame support post and releasable locking mechanism for adjusting the height of the surgical retracting frame. The releasable locking mechanism can be a mechanism that includes a sleeve in close sliding relationship to the upper portion of lower jaw member. The upper portion of the lower jaw has a plurality of sockets for receipt of a plurality of balls. The sleeve can have a first position which positions an internal shoulder in alignment with the sockets and urges the balls into engagement with circumferential grooves in post member to lock the post at desired height. In a second position, an internal groove in the sleeve can align with the sockets to allow the balls to move partially out of the sockets and out of engagement with the groove in the post so that the post can be longitudinally adjusted relative to the clamping mechanism. | 2009-11-19 |
20090287063 | Hygrometric Determination of Hot Flashes - A method of measuring hot flashes based on the sensing of skin moisture incorporates a chip for sensing humidity. The method incorporates a chip for sensing humidity, and a RISC micro-controller. A single tiny low-power device of about the size of a quarter is embedded into a reusable plastic housing. Inexpensive and reliable objective measurement of hot flashes is achieved, along with advantages in size, weight, and extended durations of recording and data analysis periods. Hot flashes are measured as a biomarker of the efficacy of clinical intervention in relieving symptoms of menopause. | 2009-11-19 |
20090287064 | COMPUTER IMPLEMENTED COGNITIVE SELF TEST - A computer implemented method for cognitive testing, specifically for dementia-related afflictions. The method is administered on a computer workstation in an interactive, web-based format and screens the cognitive abilities of the patient. The method includes evaluation of five areas of cognitive domain including visuospatial skills and executive function by means of a clock face test, memory, verbal fluency, attention, and orientation, all of which are essential for indications of dementia, including Alzheimer's disease and other cognitive afflictions. The method does not require administration by a trained professional, but rather, is administered in a web browser either from a server to the workstation via the Internet or locally at the workstation. | 2009-11-19 |
20090287065 | COMMUNICATION CONVERTER, ITS SYSTEM AND ITS METHOD - A communication converter converts a communication system and/or a communication protocol to enable communications to be performed between medical equipment and a medical control device for controlling the medical equipment, and includes: a primary substrate on which a control unit for controlling the communication converter is arranged; n (n indicates any integer) pieces of secondary substrate electrically isolated from the primary substrate and the housing of the communication converter; and n (n indicates any integer) pieces of grounding switch unit corresponding to each of the n pieces of secondary substrate for switching the grounding state of the secondary substrate. | 2009-11-19 |
20090287066 | METHOD FOR MINIMALLY INVASIVE MEDICAL INTERVENTION - A workflow for a minimally invasive intervention, such as a treatment for a cancerous tumor, includes positioning a patient at a multi-functional imaging apparatus, obtaining pre-interventional images of the anatomy of the patient using a computed tomography or angiography imaging function, performing the minimally invasive intervention while the patient is positioned at the multi-functional imaging apparatus and while using a fluoroscopic imaging function, and performing a post-interventional imaging of the patient's anatomy while the patient is positioned at the multi-functional imaging apparatus using the computed tomography or angiographic imaging function. If the post-interventional imaging determines that additional intervention is in order, the additional intervention is performed while the patient is positioned at the imaging apparatus. Pre-intervention images and data sets from other sources may be combined with or used during the intervention. A treatment planning step may be included following the pre-interventional imaging and the intervention. | 2009-11-19 |
20090287067 | INTEGRATED SENSORS FOR TRACKING PERFORMANCE METRICS - Electronic devices and accessories having integrated sensors for tracking a user's performance metrics are provided. In one embodiment, the present invention can include a headset having integrated physiological sensors. The present invention also can include a sling having one or more integrated physiological sensors. The sling can secure a portable electronic device to a user's body or clothing. The present invention also can include a portable media device having one or more integrated physiological sensors. In one embodiment, an electronic device of the present invention can accept data from multiple sensors, including one or more sensors that track a user's movements. The electronic device can be configured to condition data from physiological sensors using data indicative of the user's movements. | 2009-11-19 |
20090287068 | CARDIAC SIGNAL DISPLAY AND EVENT DETECTION USING MULTIRESOLUTION Z-SCORE TRANSFORM - A system comprising a medical device including a processor and a Z-score transformation (ZST) module. The system also includes a display in communication with the processor. The processor is adapted to receive sensor data obtained from at least first and second sensors adapted to produce a time-varying physiologic electrical sensor signal. At least one of the first and second sensors is implantable. The ZST module calculates a ZST for the sensor data received from the first sensor and a ZST for the sensor data received from the second sensor. The display is adapted to display the ZSTs in visual correspondence with each other over time. | 2009-11-19 |
20090287069 | METHODS AND APPARATUS FOR REPEATED ISCHEMIC CONDITIONING TREATMENT OF HYPERTENSION AND OTHER MEDICAL CONDITIONS - Methods for ischemic conditioning treatments of a chronic medical condition are provided. Baseline disease-related parameters of a patient with a chronic medical condition are measured. Ischemia is induced in the patient by occluding and releasing arterial flow in one or more extremities of the patient. Post-ischemia parameters in the patient are measured. The baseline and post-ischemia parameters are compared to provide an assessment of an ischemic conditioning treatment of a chronic medical condition. The repeated, scheduled delivery of ischemic conditioning provides a beneficial, therapeutic effect on the chronic medical condition. Also provided is a device for pulse oximetry during periods of absent or low pulsatile blood flow including an artificial pulse generator as well as the use of said device in assessment of ischemic conditioning. | 2009-11-19 |
20090287070 | Estimation Of A Physiological Parameter Using A Neural Network - A neural network is used to combine one or more estimates of a physiologic parameter with one or more associated signal quality metrics, creating a more accurate estimate of said physiologic parameter, as well as a second estimate of the accuracy of said physiologic parameter estimate. | 2009-11-19 |
20090287071 | PATIENT INTERFACE FOR SPECTROSCOPY APPLICATIONS - A patient interface and method of locating the patient interface for use particularly in spectroscopy applications. The patient interface includes a concave region and first and second convex regions. A wing extends from the concave region to help locate the patient interface properly. The convex regions provide additional adhesion support, particularly when used on the thenar eminence. The patient interface may be placed in a number of locations on a patient to determine an optimum location for measurement prior to affixing the interface to the patient. | 2009-11-19 |
20090287072 | POLYMER COMPOSITIONS, COATINGS AND DEVICES, AND METHODS OF MAKING AND USING THE SAME - The disclosure provides for a biocompatible, thromboresistant coating including a chalcogenide compound that induces nitric oxide formation; and a biocompatible matrix incorporating the chalcogenide compound. Devices incorporating such coatings, and methods of making and using such coatings are also disclosed herein. | 2009-11-19 |
20090287073 | SILICONE BASED MEMBRANES FOR USE IN IMPLANTABLE GLUCOSE SENSORS - Membrane systems incorporating silicone polymers are described for use in implantable analyte sensors. Some layers of the membrane system may comprise a blend of a silicone polymer with a hydrophilic polymer, for example, a triblock poly(ethylene oxide)-poly(propylene oxide)-poly(ethylene oxide) polymer. Such polymeric blends provide for both high oxygen solubility and aqueous analyte solubility. | 2009-11-19 |
20090287074 | ANALYTE SENSOR - Systems and methods of use for continuous analyte measurement of a host's vascular system are provided. In some embodiments, a continuous glucose measurement system includes a vascular access device, a sensor and sensor electronics, the system being configured for insertion into communication with a host's circulatory system. | 2009-11-19 |
20090287075 | BIOLOGICAL SIGNAL MEASUREMENT SENSOR - A biological signal measurement sensor is to be fixed to a living body with an adhesive. The biological signal measurement sensor includes: a surface, which is to be in contact with a part of the living body; and a first portion, which is opposite to the surface and to which the adhesive is to be attached. At least a part of the first portion has a first patterned indented shape. | 2009-11-19 |
20090287076 | System, devices, and methods for detecting occlusions in a biological subject - Systems, devices, and methods are described for detecting an embolus, thrombus, or a deep vein thrombus in a biological subject. | 2009-11-19 |
20090287077 | SYSTEM FOR DETECTING FUNCTION OF INTESTINAL BARRIER AND METHOD FOR USING THE SAME - A system for detecting function of an intestinal barrier in a subject is provided, which includes: a contrast agent for being administered directly to an intestinal lumen of the subject, allowing a detecting device to detect in vivo or in vitro the signal indication produced by the contrast agent in the tested targets such as abdominal organs or a blood sample; and a determining device for determining intensity of the signal indication produced by the contrast agent in the tested targets after the administration of the contrast agent so as for the intensity of the signal indication after the administration of the contrast agent to indicate damage of the intestinal barrier in the subject. The present invention also provides a method of detecting function of the intestinal barrier in a subject by using the system of the present invention. | 2009-11-19 |
20090287078 | Marker or filler forming fluid - A solution for forming a marker or filler mass for an intracorporeal site. The solution contains a polar, water soluble non-aqueous solvent such as dimethyl sulfoxide and a bioabsorbable, essentially water insoluble polymer such as polylactic acid, or copolymers of lactic acid and glycolic acid. The solution may be delivered to the biopsy site by a suitable syringe and delivery tube. The delivery tube is preferably provided with a releasable radiopaque element on the distal tip which can be released within the polymeric marker mass formed in the biopsy cavity. | 2009-11-19 |
20090287079 | Hemostatic guiding catheter - A hemostatic guiding catheter is biased to curve toward the artery wall and the distal opening is shaped so its edge is congruent with the artery wall. One or more annular balloons are inflated to produce a barrier between the guiding/catheter and the artery wall stopping the flow of blood and thus hemostasis. The annular balloons may be biased to inflate more on the side away from the distal opening thus imparting a force vector toward the distal opening and/or biased to overhang their line of attachment like a foreskin over a penis to allow the hemostatic guiding catheter to move a short distance while the biased balloons maintain hemostasis. | 2009-11-19 |
20090287080 | TREATMENT INSTRUMENT FOR ENDOSCOPE AND LYMPH NODE REMOVING METHOD - A treatment instrument for endoscope of the present invention includes a puncture needle having a barb. A lymph node removing method of the present invention includes: an insertion step, wherein an endoscope has an insertable insertion portion which is inserted into an esophagus or a trachea being a lumen inside the body of a subject; the step of inserting a distal end portion arranged at the tip of the insertion portion of the endoscope into the lumen; a confirmation step of confirming the position of a mediastinal lymph node by performing ultrasound scanning using an ultrasound transducer arranged at the distal end portion; an anchoring step of placing an anchoring device which has been inserted through a channel inside the insertion portion of the endoscope, on the mediastinal lymph node by performing the ultrasound scanning; a incision step of cutting a wall of the lumen to make a fistula; and a drawing-in step of drawing the mediastinal lymph node into the lumen with the anchoring device. | 2009-11-19 |
20090287081 | SUBMUCOSAL FIBROID ABLATION FOR THE TREATMENT OF MENORRHAGIA - Submucosal fibroids are selectively treated by introducing a visualization and ablation instrument into a patient's uterus. Many or all of the fibroids are visualized, and the submucosal fibroids are identified. The identified submucosal fibroids are then selectively targeted, typically using a needle on the visualization and ablation instrument. In this way, the patients can be treated for menorrhagia without prolonging the time to treat intramural and subserosal fibroids which typically aren't responsible for menorrhagia. | 2009-11-19 |
20090287082 | SYSTEM AND METHOD FOR ULTRASONIC HARMONIC IMAGING FOR THERAPY GUIDANCE AND MONITORING - An ultrasound system is provided which includes a therapy ultrasound transducer and a diagnostic ultrasound transducer and operates in accordance with a method to direct the application of the therapy ultrasound. The method includes operating the diagnostic ultrasound transducer to acquire a first ultrasound image; simultaneously operating the diagnostic ultrasound transducer and therapy ultrasound transducer for a second interval to acquire a second ultrasound image; and determining a difference in the first and second images indicative of the pattern of the therapy ultrasound transducer signal. The difference in the images, which result from enhanced non-linearities and propagation distortions induced by the high intensity therapy ultrasound, can be obtained by subtracting the two images. A method is also provided for monitoring the progress of high intensity therapy ultrasound which evaluates transient changes due to in-situ heating as well as permanent changes which result from cell microstructure alteration. | 2009-11-19 |
20090287083 | Cavitation detector - A method for detecting cavitation in an adipose tissue, the method comprising computing a level of correlation between at least two received ultrasonic signals, wherein the level of correlation is indicative of cavitation. | 2009-11-19 |
20090287084 | Method and Apparatus for Continuously Monitoring Intracranial Pressure - A method and apparatus for continuously measuring the absolute intracranial pressure in a non-invasive manner is described by using an ultrasonic Doppler device which detects the pulsatility indexes of the blood flow inside the eye artery for both intracranial and extracranial eye artery portions. The eye in which the blood flow is monitored is subjected to a small pressure, sufficient to equalize the pulsatility index measurements of the internal and external portions of the eye artery. The pressure at which such equalization occurs is used as a reference for autocalibration of the apparatus so that continuous absolute intracranial pressure measurements may be taken over a particular sampling period. | 2009-11-19 |
20090287085 | Device, system, and method of determining an acoustic contact between an ultrasonic transducer and a body - Device, system and method of determining an acoustic contact between an ultrasonic transducer and a body subject to ultrasonic energy generated by the transducer. For example, a method of determining an acoustic contact between an ultrasonic transducer and a body subject to ultrasonic energy generated by the transducer may include determining an acoustic contact level between the transducer and the body based on at least one value of at least one parameter related to an electrical impedance at the transducer. Other embodiments are described and claimed. | 2009-11-19 |
20090287086 | ULTRASONIC PROBE, ULTRASONIC DIAGNOSTIC APPARATUS AND ULTRASONIC ENDOSCOPIC APPARATUS - An ultrasonic probe in which a balance between basic performance and suppression of heat generation is achieved by suppressing heat generation of the ultrasonic probe without degrading sensitivity and relative bandwidth of the ultrasonic probe in transmission and reception of ultrasonic waves. The ultrasonic probe includes at least one vibrator for transmitting and receiving ultrasonic waves, the at least one vibrator including a piezoelectric material in which a piezoelectric strain constant d33 is equal to or less than 500 pm/V and a product of the piezoelectric strain constant d33 and a piezoelectric voltage constant g33 is equal to or more than 7000×10 | 2009-11-19 |
20090287087 | DEVICES FOR CREATING PASSAGES AND SENSING FOR BLOOD VESSELS - Devices and methods are disclosed for creating passages in tissue and detecting blood vessels in and around the passages. The devices may be used to create opening in tissue without removing a sensing assembly from the tissue. The devices herein may be used for altering gaseous flow within a lung to improve the expiration cycle of an individual, particularly individuals having Chronic Obstructive Pulmonary Disease (COPD). In addition, the devices may be used to sample tissue during biopsy or other medical procedures where perforating a blood vessel could result in injury to a patient. | 2009-11-19 |
20090287088 | LUMINAL CLIP APPLICATOR WITH SENSOR AND METHODS FOR OCCLUDING BODY LUMENS - A method for occluding a body lumen includes providing a clamping device having a pair of opposed pressure applying jaws, providing a sensor on one of the pressure applying jaws for sensing blood flow through a body lumen, and releasably securing a luminal clip between the pressure applying jaws. The method includes using the sensor for detecting blood flow through the body lumen for locating the body lumen, positioning the luminal clip adjacent the located body lumen, and closing the pressure applying jaws for clamping the luminal clip over the body lumen for at least partially occluding blood flow through the body lumen. | 2009-11-19 |
20090287089 | Methods, devices and apparatus for imaging for reconstructing a 3-D image of an area of interest - Featured are methods, devices and apparatuses for imaging tissue, such as cardiac tissue, using any of a number of imaging techniques (e.g., ultrasonic imaging techniques) and a 3-D tracking system. In embodiments, such methods, devices and apparatuses are configured so that a 3-D image can be reconstructed from image data acquired at different locations from the image data and three dimensional coordinates that are determined for each location whereat the imaging device was located. | 2009-11-19 |
20090287090 | IMAGE GUIDED INTRACARDIAC CATHETERS - An intracardiac catheter for ultrasound guided ablation and EP mapping. Ablation and mapping electrodes | 2009-11-19 |
20090287091 | Apparatus and method for generating high resolution image of human body using terahertz electromagnetic wave and endoscope using the same - An apparatus and a method for generating a high resolution image of a human body using a terahertz electromagnetic wave and an endoscope using the same are disclosed. In accordance with the present invention, a third laser beam and a terahertz electromagnetic wave excited by a first laser beam are radiated on a portion of a human body having a contrast agent adhered thereto to generate a high resolution image based on the terahertz electromagnetic wave reflected from the portion of the human body and a second laser beam. | 2009-11-19 |
20090287092 | Temperature compensated strain sensing catheter - A strain sensing assembly implements thermal management and/or temperature measurement techniques to adequately mitigate against and compensate for temperature changes in optical fiber strain sensors of a distal end of a catheter. In one embodiment, the distal end of the catheter includes an end effector such as an ablation head that introduces significant thermal temperature changes proximate the distal end of the catheter. In one embodiment, a plurality of temperature sensors is utilized for accurate determination of each of a plurality of optical fiber strain sensors. In other embodiments, a single temperature sensor may be utilized by implementing thermal management techniques that adequately reduce temperature differences between the single temperature sensor and the plurality of optical fiber strain sensors. | 2009-11-19 |
20090287093 | Circulatory monitoring systems and methods - Systems and methods are described for obtaining and acting upon information indicative of circulatory health and related phenomena in human beings or other subjects. | 2009-11-19 |
20090287094 | Circulatory monitoring systems and methods - Systems and methods are described for obtaining and acting upon information indicative of circulatory health and related phenomena in human beings or other subjects. | 2009-11-19 |
20090287095 | Method for Determining Cardiac Output - In a method for determining cardiac output from an arterial blood pressure curve measured at the periphery, in which the blood pressure curve measured at the periphery is arithmetically transformed into the corresponding central blood pressure curve and the cardiac output is calculated from the central blood pressure curve, the transformation of the blood pressure curve measured at the periphery into the corresponding central blood pressure curve is performed by the aid of an artificial neural network whose weighting values are determined by learning. | 2009-11-19 |
20090287096 | Blood pressure meter - In a blood pressure meter ( | 2009-11-19 |
20090287097 | Method for estimating a central pressure waveform obtained with a blood pressure cuff - A physics-based mathematical model is used to estimate central pressure waveforms from measurements of a brachial pressure waveform measured using a supra-systolic cuff. The method has been tested in numerous subjects undergoing cardiac catheterisation. Central pressure agreement was within 11 mm Hg and as good as the published non-invasive blood pressure agreement between the oscillometric device in use and the so-called “gold standard.” It also exceeds international standards for the performance of non-invasive blood pressure measurement devices. The method has a number of advantages including simplicity of application, fast calculation and accuracy of prediction. Additionally, model parameters have physical meaning and can therefore be tuned to individual subjects. Accurate estimation of central waveforms also allow continuous measurement (with intermittent calibration) using other non-invasive sensing systems including photoplethysmography. | 2009-11-19 |
20090287098 | Non-invasive blood pressure measurement safety protection method and apparatus - The present invention discloses a non-invasive blood pressure measurement apparatus and a safety protection method. In addition to a main pressure measurement circuit and a main microprocessor circuit, the measurement apparatus also includes an independently disposed assist pressure measurement circuit and an independently disposed assist microprocessor circuit. In normal measurement, the assist microprocessor circuit periodically samples a cuff pressure via the assist pressure measurement circuit, and compares the measured cuff pressure with a specified overpressure protection value, and if the cuff pressure exceeds the specified overpressure protection value, the assist microprocessor circuit outputs a control signal to open a deflation valve until the pressure falls to below the safety pressure. Compared with the prior art, the method for overpressure protection of the present invention is more direct and has higher accuracy of decision, leading to higher reliability of the overpressure protection and higher safety of the measurement apparatus. | 2009-11-19 |
20090287099 | PULSE RATE MEASURING APPARATUS - From pulse wave data obtained from change in a blood flow, an average interval of a prescribed number of immediately preceding pulses or pulses in an immediately preceding prescribed time period is calculated. Next, an average-calculation range is determined on the basis of at least one of an amount of fluctuation and an evaluation result. The amount of fluctuation is a value calculated on the basis of a difference between the average interval and an interval of a pulse wave newly detected from the pulse wave data. The evaluation result is a result of evaluating the interval of the newly detected pulse wave by at least one evaluation factor. Thereafter, an average pulse wave interval value is calculated by averaging pulse wave intervals on the basis of the average-calculation range, and a pulse rate is calculated on the basis of the average pulse wave interval value. | 2009-11-19 |
20090287100 | MULTICHAMBER SPHYGMOMANOMETER WITH CHAMBER SELECTOR - A multichamber sphygmomanometer is provided with a set of inflatable chambers ( | 2009-11-19 |
20090287101 | Circulatory monitoring systems and methods - Systems and methods are described for obtaining and acting upon information indicative of circulatory health and related phenomena in human beings or other subjects. | 2009-11-19 |
20090287102 | BLOOD FLOW ASSESSMENT OF VENOUS INSUFFICIENCY - Impedance analysis can be used to measure calf muscle pump (CMP) function in a patient. This may be done by applying electrical signals via a first set of electrodes, and measuring the impedance via a second set of electrodes. The change in impedance as the patient undergoes calf extension or exercise may be measured, and the change in impedance may then be used to assess CMP function. The change in impedance may be used to determine an indicator indicative of the volume of blood ejected by the CMP. | 2009-11-19 |
20090287103 | SYSTEMS AND METHODS FOR MONITORING PATIENT ACTIVITY AND/OR EXERCISE AND DISPLAYING INFORMATION ABOUT THE SAME - Patient activity and heart rate (HR) are monitored. For each of a plurality of time periods, periods of patient exercise and/or patient activity, if any, are detected based on the monitored patient activity and HR and an activity threshold. A cumulative duration of exercise and/or a cumulative duration of activity is/are determined for each time period, and the peak exercise HR for each period of patient exercise is detected. Information is stored, including duration information indicative of the cumulative duration of exercise and/or the cumulative duration of activity for each time period, and peak exercise information associated with the period of patient exercise during which the highest peak exercise HR occurred for each time period. The stored duration information, or information indicative thereof, are transferred from an implantable system to a non-implanted system so that a graphical representation of such information can be displayed and observed to evaluate exercise compliance and/or heart failure condition. | 2009-11-19 |
20090287104 | Method and Monitoring Device for Monitoring a Contacting of Electrodes of an ECG Measuring Device - A method for monitoring a contacting of electrodes of an ECG measuring devices is provided. At least three signals each from a first and a second input signal are generated. The first and the second input signal emanate from different electrodes and each electrode supplies one of the input signals to at least two of the signals generated by a first signal processing unit. The three signals are compared with a reference value. Inadequately contacted electrodes are identified based on the comparisons and are displayed. A monitoring device for implementing the method is provided. The monitoring device comprises a first signal processing unit connected to the electrodes at an input side, a second signal processing unit for identifying the inadequately contacted electrodes by receiving and processing at least three signals generated by the first signal processing unit, and a display unit for displaying the inadequately contacted electrodes. | 2009-11-19 |
20090287105 | NON-INVASIVE METHOD AND DEVICE TO MONITOR CARDIAC PARAMETERS - A method of and a device for non-invasively measuring the hemodynamic state of a subject or a human patient involve steps and units of non-invasively measuring cardiac cycle period, electrical-mechanical interval, mean arterial pressure, and ejection interval and converting the measured electrical-mechanical interval, mean arterial pressure and ejection interval into the cardiac parameters such as Preload, Afterload and Contractility, which are the common cardiac parameters used by an anesthesiologist. | 2009-11-19 |
20090287106 | ISCHEMIA DETECTION USING A HEART SOUND SENSOR - A system comprising an implantable medical device (IMD) includes an implantable heart sound sensor to produce an electrical signal representative of at least one heart sound. The heart sound is associated with mechanical activity of a patient's heart. Additionally, the IMD includes a heart sound sensor interface circuit coupled to the heart sound sensor to produce a heart sound signal, and a signal analyzer circuit coupled to the heart sound sensor interface circuit. The signal analyzer circuit measures a baseline heart sound signal, and deems that an ischemic event has occurred using, among other things, a measured subsequent change in the heart sound signal from the established baseline heart sound signal. | 2009-11-19 |