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Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Number | Title | Issue Date |
| 7495246 | Radiopharmaceutical pig A pharmaceutical pig is used to transport a syringe containing a liquid radiopharmaceutical from a radiopharmacy to a medical facility for administration to a patient. The pharmaceutical pig includes an elongate polymer cap that is removably attached to an elongate ... | 02/24/2009 |
| 7457652 | Method and circuit for indicating quality and accuracy of physiological measurements Sensors and monitors for a physiological monitoring system having capability to indicate an accuracy of an estimated physiological condition. The sensor senses at least one physiological characteristic of a patient and is connectable to a monitor that estimates the ... | 11/25/2008 |
| 7456318 | Process for preparing benzylated amines This present invention relates to a process for preparing benzylated amines by the reaction of an amine selected from methamphetamine and propylhexedrine with benzyl halide. Numerous improvements are obtained by employing the amine in molar excess with respect to be... | 11/25/2008 |
| 7456306 | Stearate composition and method of production thereof An improved alkali earth metal stearate composition is disclosed and is prepared by reacting a fatty acid component including at least about 80% by weight stearic acid and at least about 5% by weight palmitic acid with an alkali hydroxide to form an alkali soap. An ... | 11/25/2008 |
| 7452324 | Radiation shield for a safety syringe having a needle sheath A syringe injection shield (100) is formed primarily from a radio-opaque substance, such as tungsten, to shield medical personnel from exposure to radiation during administration of radiopharmaceuticals to patients. Safety syringes (22) typically have ... | 11/18/2008 |
| 7413123 | Systems and methods for managing information relating to medical fluids and containers therefor The present invention relates to management of information relating to medical fluids, containers therefor, and medical fluid administration devices for administering such medical fluids to patients. Data tags (e.g., RFID tags) are generally associated with containe... | 08/19/2008 |
| 7402686 | Cannabinoid crystalline derivatives and process of cannabinoid purification Δ9 tetrahydrocannabinol (THC) esters comprising the reaction product of THC with at least one aryl sulfonyl chloride in the presence of at least one tertiary amine. The resulting aryl sulfonic THC esters are highly crystalline and stable at room temperature in air,... | 07/22/2008 |
| 7399858 | Method for the catalytic production of hydrocodone, hydromorphone, and derivatives thereof A method for the catalytic production of hydrocodone derivatives and hydromorphone derivatives, respectively, utilizing a transition metal catalyst of the formula [M(PR4R5R6)nXm]p; wherein M is a Grou... | 07/15/2008 |
| 7385056 | Synthesis of heteroaryl acetamides An improved process for the preparation of a heteroaryl acetamide from a heteroaryl α-hydroxyacetamide is provied. The process comprises directly hydrogenating the heteroaryl α-hydroxyacetamide in the presence of a strong acid, a halide and a catalyst. In one embo... | 06/10/2008 |
| 7385068 | Stearate composition and method An improved alkaline earth metal stearate composition is disclosed and is prepared by reacting a fatty acid component including stearic acid and palmitic acid with an alkali hydroxide to form an alkaline soap. An aqueous metal salt solution is then added to the soap... | 06/10/2008 |
| 7345188 | Process for preparing benzhydrylthioacetamide The present invention is directed to an improved process for preparing modafinil wherein benzhydrylthioacetate is prepared in high yield and purity by the reaction of a haloacetate with the reaction product of thiourea and benzhydrol. The reaction employing the halo... | 03/18/2008 |
| 7343724 | Semi-automated custom capsule dispensing and assembly machine and method An apparatus is used to dispense radiopharmaceuticals from a sealed source vial into capsules. The apparatus is particularly well suited for volatile radiopharmaceuticals such as radioiodine. This apparatus shields the operator from the radiopharmaceutical and also ... | 03/18/2008 |
| 7323607 | Process for preparation of (+)-p-mentha-2,8-diene-1-ol A process for preparing (+)-p-mentha-2,8-diene-1-ol comprising reacting (+)-limonene oxide with at least one amine in the presence of at least one Lewis acid to form amine adduct intermediates. The amine adduct is then oxidized to form an N-oxide that is pyrolized t... | 01/29/2008 |
| 7323565 | Method for the catalytic production of hydrocodone and hydromorphone A method for the catalytic conversion of codeine, morphine or analogs thereof into hydrocodone, hydromorphone or analogs thereof utilizing a transition metal complex of a tertiary phosphine halide as catalyst. ... | 01/29/2008 |
| 7321038 | Method for the catalytic production of hydrocodone and hydromorphone A method for the catalytic conversion of codeine, morphine or analogs thereof into hydrocodone, hydromorphone or analogs thereof utilizing a transition metal catalyst of the formula [M(PR3R4R5)nXm]p; ... | 01/22/2008 |
| 7312368 | Method for selective reduction of aromatic compounds A method for the selective reduction of an aromatic compound. The present invention provides a method for pre-venting the reduction of at least one halogen substituted aromatic ring of an aromatic compound, while allowing the reduction of at least one functional gro... | 12/25/2007 |
| 7278428 | Face or nose mask for non-invasive ventilation of patients in general The face or nose mask (1) includes a mask body (2) with an inlet (3). The mask body (2) includes a sealing element with a first chamber (10), and a second chamber (11) which can be connected by connectors (12, 13) to ... | 10/09/2007 |
| 7244865 | Process for preparing benzhydrylthioacetamide The present invention is directed to an improved process for preparing modafinil wherein benzhydrylthioacetamide is prepared in high yield and purity by the reaction of a haloacetamide with the reaction product of thiourea and benzhydrol in aqueous solution. The rea... | 07/17/2007 |
| 6834650 | Face or nose mask for non-invasive ventilation of patients in general The face or nose mask (1) includes a mask body (2) with an inlet (3). The mask body (2) includes a sealing element with a first chamber (10), and a second chamber (11) which can be connected by connectors (12, 13) to ... | 12/28/2004 |
| 6718974 | CPAP humidifier having sliding access drawer A humidification device (10) for use with a CPAP unit (18) or similar breathing device is provided which includes a stationary cabinet (12) with a slide-type drawer member (14) adapted to hold a supply of humidifying water. The cabinet ( | 04/13/2004 |
| 6719686 | Fetal probe having an optical imaging device Systems and methods for providing visual feedback to aid in the proper placement and location of a fetal sensor during a fetal oximetry monitoring procedure. An imaging device, such as an optical fiber can be used to image and illuminate the same or nearby region of... | 04/13/2004 |
| 6694160 | Pulse oximeter sensor with widened metal strip A pulse oximeter sensor having an opaque, metalized layer to shield from ambient light. The metalized layer surrounds the area of the light detector. In one embodiment, the sensor has a transparent portion, with the opaque, metalized layer covering only t... | 02/17/2004 |
| 6675031 | Method and circuit for indicating quality and accuracy of physiological measurements Sensors and monitors for a physiological monitoring system having capability to indicate an accuracy of an estimated physiological condition. The sensor senses at least one physiological characteristic of a patient and is connectable to a monitor that est... | 01/06/2004 |
| 6659941 | Balloon assisted endoscope for viewing a fetus during delivery A system for visually monitoring the position of a fetal probe in relation to a fetus includes a housing having a longitudinal axis, a first side and a second side, wherein the first and second sides are on substantially opposite sides of the longitudinal... | 12/09/2003 |
| 6628975 | Oximeter sensor with digital memory storing data The present invention provides a memory chip for use in an oximeter sensor, or an associated adapter or connector circuit. The memory chip allows the storing of different data to provide enhanced capabilities for the oximeter sensor. In addition to provid... | 09/30/2003 |
| 6606510 | Oximeter sensor with digital memory encoding patient data The present invention provides a memory chip for use in an oximeter sensor, or an associated adapter or connector circuit. The memory chip allows the storing of patient related data, such as patient trending data or a patient ID, to provide enhanced capab... | 08/12/2003 |
| 6600940 | Oximeter sensor with digital memory The present invention provides a memory chip for use in an oximeter sensor, or an associated adapter or connector circuit. The memory chip allows the storing of different data to provide enhanced capabilities for the oximeter sensor. In addition to provid... | 07/29/2003 |
| 6591123 | Oximeter sensor with digital memory recording sensor data The present invention provides a memory chip for use in an oximeter sensor, or an associated adapter or connector circuit. The memory chip allows the storing of different data to provide enhanced capabilities for the oximeter sensor. In addition to provid... | 07/08/2003 |
| 6571113 | Oximeter sensor adapter with coding element An oximeter sensor adapter which allows a sensor without a resistor in parallel with its LEDs to operate with an oximeter expecting such a resistor in parallel. The adapter includes LED drive electronics and appropriate oximeter drive current sensing circ... | 05/27/2003 |
| 6557553 | Adaptive inverse control of pressure based ventilation The adaptive control method for controlling pressure based ventilation utilizes a specific regulator structure designed according to a linear model of the patient/ventilator system. The same model is also used to derive a real time estimate of patient air... | 05/06/2003 |
| 6553241 | Oximeter sensor with digital memory encoding sensor expiration data The present invention provides a memory chip for use in an oximeter sensor, or an associated adapter or connector circuit. The memory chip allows the storing of sensor expiration data to provide enhanced capabilities for the oximeter sensor. In addition t... | 04/22/2003 |
| 6490466 | Interconnect circuit between non-compatible oximeter and sensor An oximeter sensor adapter which allows a sensor without a resistor in parallel with its LEDs to operate with an oximeter expecting such a resistor in parallel. The adapter has a switching circuit which has inputs connected to the LED drive outputs of the... | 12/03/2002 |
| 6466808 | Single device for both heating and temperature measurement in an oximeter sensor A method and apparatus for both heating a patient's skin and for measuring the temperature using the same device, such as a thermistor. Thus, the thermistor generates controlled heat, and is not just used for sensing the temperature. In an oximetry sensor... | 10/15/2002 |
| 6463310 | Method and circuit for storing and providing historical physiological data A mechanism for storing and providing historical physiological data, such as blood oxygen saturation data, for a patient. In particular, the historical physiological data is stored in a storage medium that "travels" with the patient and is accessible wher... | 10/08/2002 |
| 6427687 | Resuscitator regulator with carbon dioxide detector A resuscitator is provided with an integral carbon dioxide detector for indicating the presence of carbon dioxide in a patient. The carbon dioxide detector is a conventional pH sensitive chromogenic compound that is positioned in the breathing circuit to ... | 08/06/2002 |
| 6370408 | Medical sensor with amplitude independent output The present invention provides a medical sensor for detecting a blood characteristic. The sensor includes a transducer for producing an analog signal related to the blood characteristic. The analog signal is converted into a transmission signal which is i... | 04/09/2002 |
| 6356774 | Oximeter sensor with encoded temperature characteristic A method for operating an oximeter sensor, and corresponding apparatus, which includes an encoded temperature characteristic of a light emitter in the sensor. The encoded temperature characteristic is read, and is used to modify a drive of the light emitt... | 03/12/2002 |
| 6351658 | Multiple-code oximeter calibration element An encoding element which is backward compatible and will provide a single coded value to older analyzers in response to first signal, but will also provide a second coded value to a new analyzer or monitor. In one embodiment, both coded values are provid... | 02/26/2002 |
| 6343223 | Oximeter sensor with offset emitters and detector and heating device A method and apparatus for improving blood perfusion by both heating a patient's skin and providing emitters and a detector which are offset from each other. Since the emitters and detector are not directly opposite each other, the light is forced to pass... | 01/29/2002 |
| 6298252 | Oximeter sensor with encoder connected to detector An oximeter sensor with an encoding element connected to the photodetector. The encoding element is read by reverse-biasing the photodetector, rather than using a lower voltage.... | 10/02/2001 |
