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| Number | Title | Issue Date |
| 7367949 | Method and apparatus based on combination of physiological parameters for assessment of analgesia during anesthesia or sedation The invention relates to a method for monitoring a condition of a patient under anesthesia or sedation, whereupon one, two, three or more signals are acquired, and the signal(s) represent(s) cardiovascular and/or combined electrical biopotential on skull activity of... | 05/06/2008 |
| 7330750 | Estimation of cardiac death risk The invention relates to a method and apparatus for predicting a sudden heart abnormality for an individual patient. In order to provide a prediction mechanism that is suitable for acute care, three sub-indices are determined based on medical data obtained from the ... | 02/12/2008 |
| 7130673 | Method of positioning electrodes for central nervous system monitoring and sensing pain reactions of a patient A method concerning measurements by using an electrode array comprising three electrodes for central nervous system (CNS) monitoring from the forehead of a patient's head. A first electrode of said three electrodes is positioned between the eyebrows or immediately a... | 10/31/2006 |
| 6983750 | Method for indicating the amount of ventilation inhomogeneity in the lung A method of determining ventilation inhomogeneity in the lungs is provided. During the first step of the method, a lung volume series is calculated from a series of measured lung inert gas concentrations and lung inert gas volumetric change measured data series. As ... | 01/10/2006 |
| 6950698 | Method of positioning electrodes for central nervous system monitoring Method of positioning electrodes in an electrode array, comprising at least five or at least seven electrodes for central nervous system (CNS) monitoring from the forehead of a patient's head. The electrodes of the array are optimally located for discriminating EEG,... | 09/27/2005 |
| 5830185 | Position-independent fluid trap A position-independent fluid trap for separating at least a portion of a first fluid of a first density entrained within a flow stream of a second fluid of a second density flowing through a fluid circuit. The trap is connectable within the fluid circuit ... | 11/03/1998 |
| 5747820 | Infrared radiation source for a gas analyzer and method for generating infrared radiation The invention relates to an infrared radiation source for a gas analyzer and a method for generating infrared radiation. The infrared radiation source comprises a body (6), thermal insulation material (5) adapted inside the body (6), a radiant element (1)... | 05/05/1998 |
| 5611348 | Method of measuring gas exchanges and metabolism The invention relates to a portable collection container (5) for a test person, and a method for measuring and analyzing the expiration gas collected into the container (5). The container (5) is made of laminate. In the method, the container when discharg... | 03/18/1997 |
| 5611375 | Arrangement for overfill protection of a container for anaesthetic liquid The invention relates to an arrangement for overfill protection of a container for anaesthetic liquid, comprising a liquid conduit for supplying anaesthetic liquid to a container for vaporization, and a gas conduit for withdrawing a volume of gas equivale... | 03/18/1997 |
| 5608212 | Method for calibrating the zero point in a gas analyzer A method for calibrating a gas analyzer (1). A gas analyzer is calibrated by measuring the zero level of the analyzer (1). The level of the analyzer is measured, after a preceding reset, whenever a temperature variation (ƊT) of an infrared sensor (14) in... | 03/04/1997 |
| 5572992 | Method and apparatus for identifying an anesthetic fluid container and/or for detecting a connection between the container and a conduit supplying a gas to a patient An apparatus and method for identifying containers (1) containing different anesthetic fluids. A connecting element (8) is used for coupling the container with a conduit (6) extending to a patient for supplying an anesthetic to a patient. The containers c... | 11/12/1996 |
| 5542285 | Method and apparatus for transient temperature compensation in gas analyzer equipment The invention relates to a method and apparatus for temperature compensation in gas analyzer equipment for transient error caused by temperature change. According to the method, a radiation source (1) is used for transmitting electromagnetic radiation thr... | 08/06/1996 |
| 5542414 | Gas supplying head enclosure with expandable pressure indicator An apparatus for monitoring a respiratory gas flow, comprising a gas collector unit (8), which separates an ambient gas space from that remaining inside the gas collector unit and in which a patient respires the gas contained in said gas collector unit. A... | 08/06/1996 |
| 5528645 | method and device for the adjustment of imaging values in a panoramic X-ray imaging apparatus The invention relates to a method and an apparatus for the adjustment of imaging values in a panoramic x-ray imaging apparatus. The imaging device comprises a CCD detector which is manipulated in such a manner that the domains to be imaged in an examined ... | 06/18/1996 |
| 5490499 | Regulation of a propellant gas flow An apparatus for the regulation of a gas volume delivered to a patient during a respiratory cycle. The apparatus includes at least one valve (9 or 8) for discharging some of the propellant gas flowing from a propellant gas source (4) into a propellant gas... | 02/13/1996 |
| 5444754 | Method for localizing cross-sectional dental X-ray images The invention relates to a method for localizing cross-sectional X-ray images (6) taken from a given part of the dental arch, said imaging being effected with a panoramic X-ray apparatus which is provided with a patient supporting mechanism (1) and softwa... | 08/22/1995 |
| 5435332 | Apparatus and method for mixing together gases flowing in different channels The invention relates to an apparatus for mixing gases with each other, said apparatus comprising at least two channels (1, 2) for flowing a gas therein and regulating elements (10, 11) fitted in these channels for controlling a flow progressing in the ch... | 07/25/1995 |
| 5296811 | Magnetic resonance imaging apparatus and method The invention relates to a novel magnetic resonance imaging apparatus. The nuclei, protons or the paramagnetic electrons of an imaged object are cyclically polarized during a period of about one second with a permanent magnet which is then quickly shifted... | 03/22/1994 |
| 5262724 | Examination method and apparatus The invention relates to a method for the examination of an object, such as a human body, an animal or the trunk of a tree, on the basis of NMR phenomenon and magnetic resonance imaging techniques, said method including a preparatory section and a signal ... | 11/16/1993 |
| 5227723 | Imaging method The invention relates to a method based on the NMR phenomenon and magnetic resonance imaging techniques for the examination of an object, such as a human body, an animal or a tree trunk, wherein the image-related information is collected by effecting seve... | 07/13/1993 |
| 5218964 | Method for providing accurate reference markers in magnetic resonance images A method for providing reference markers in magnetic resonance (MR) images which are highly discernible and accurately defined in the MR image. The method may be carried out with short imaging times. The reference markers have a volume containing NMR acti... | 06/15/1993 |
| 5211166 | Operative instrument providing enhanced visibility area in MR image An operative instrument for the examination of an object, for example a biopsy tube or a capsule of a radioactive substance intended for radiation therapy. A part of the operative instrument, the active part, is adapted to be detected by NMR methods, such... | 05/18/1993 |
| 5197474 | Patient bed in a magnetic resonance imaging apparatus A mechanism for transporting a patient to a magnetic resonance unit. A coil seat is mounted on the upper surface of a lower bed and the lower bed is mounted for movement relative to a magnet. An upper bed is mounted for movement on the lower bed. In the p... | 03/30/1993 |
| 5161406 | Identification method for a gas flow and its disturbances The invention relates to a method and an apparatus for the identification of a gas flow or its disturbances. A gas flowing in a gas pipe is allowed to pass through at least two flow-restricting elements in series, the pressure differences of a flowing gas... | 11/10/1992 |
| 5162738 | Coil and coupling arrangement The invention relates to a coil and coupling arrangement for use in equipment based on magnetic resonance, which arrangement can be applied e.g. to magnetic resonance imaging (MRI). The apparatus is adapted to operate on more than one polarizing magnetic ... | 11/10/1992 |
| 5159270 | Imaging method The invention relates to an imaging method for the examination of an object such as a human body, an animal or a tree trunk, based on the NMR phenomenon and magnetic resonance imaging techniques. The amplitude of excitation pulses used for producing an NM... | 10/27/1992 |
| 5154603 | Examination method and apparatus The invention relates to a method and apparatus for the examination of a moving component by the application of NMR methods and dynamic nuclear polarization (DNP). The saturation of electron spins required by DNP is adapted to occur within such area of an... | 10/13/1992 |
| 5146924 | Arrangement for examination of a material An apparatus for the examination of an object, such as a human body, by means of ultrasound and NMR methods in such a manner that both examination methods are adapted to be effected substantially simultaneously and on the same target area. The apparatus i... | 09/15/1992 |
| 5111827 | Respiratory sampling device An intubation tube contains both a sampling connector (2) for a gas analyzer and a spirometer (18). Spirometer (18) and sampling connector (2) are manufactured so that, in operation, they make up a single unit which is linked via outflow tubes 6 and 7 to ... | 05/12/1992 |
| 5111145 | Method and apparatus for studying the properties of a material The invention relates to a method and apparatus for applying dynamic nuclear polarization and magnetic imaging to studying an object. As the saturation of an electron spin system required by dynamic nuclear polarization is proceeding, the intensity of a p... | 05/05/1992 |
| 5068611 | Measuring procedure for the elimination of faults from an NMR signal by comparing RF field components spinning in opposite directions An NMR signal measuring method for simultaneously measuring RF field components inducing in RF coils and spinning in opposite directions. The components spinning in opposite directions are measured separately and the measuring results are compared for the... | 11/26/1991 |
| 5050615 | Method for the determination of a gas component content in the respiratory gas of a patient The invention relates to a method for the determination of the content of one or a plurality of gas components, e.g. carbon dioxide, present in the respiratory gas of a patient, especially in small children whose respiration is characterized by a high res... | 09/24/1991 |
| 5016264 | Transfer method and arrangement for a film cassette unit in a panoramic X-ray apparatus The invention relates to a transfer method and an arrangement for a film cassette unit in a panoramic X-ray apparatus. A film cassette unit (6), comprising a film cassette and cassette aggregate, is transferred either manually or electrically upwards from... | 05/14/1991 |
| 5012501 | Apparatus for producing panoramic x-ray image projections Apparatus for producing panoramic x-ray image projections of the dental arch on X-ray film. The apparatus includes a fixed body (1). The opposite ends of a movable supporting arm (11) are fitted with an X-ray source (12) and a film holder (13) that may be... | 04/30/1991 |
| 4983991 | Method and apparatus for marking a film in an X-ray apparatus The inventon relates to a method and apparatus for marking or recording patient-related information and other necessary data in connection with X-ray imaging on a certain section of a film (6) by using a marking apparatus (2) which is movable relative to ... | 01/08/1991 |
| 4906931 | Apparatus and method for the examination of properties of an object The invention relates to an apparatus for the examination of an object by the application of methods, such as magnetic imaging, based on nuclear magnetic resonance. The apparatus includes means for creating a first magnetic field over an object to be exam... | 03/06/1990 |
| 4886528 | Tubular water separator for a gas analyzer The invention relates to a water separator for a gas analyzer, comprising a tube (12) for passing a gas sample into the water separator, wherein water separation is effected in a tubular passage by dividing the flow into two partial flows. The wall or wal... | 12/12/1989 |
