Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Medi-Physics, Inc. Patents
Assignee:
Medi-Physics, Inc.
Address:
Princeton, NJ
No. of patents:
82
Patents:


1 2










Patent Number Title Of Patent Date Issued
8221302 Shielded cartridge assembly for brachytherapy seeds July 17, 2012
A brachytherapy seed cartridge assembly includes an elongate movable shield, formed from a radiation-shielding material, that is slideably supported so as to movable between an extended position and a retracted position. The cartridge assembly also provides a quick-connect feature fo
8044377 Shielded container October 25, 2011
The present invention provides a radiation-shielding container for a radiopharmaceutical that may be magnetically picked and placed, assembled and dis-assembled.
8035376 Optical pumping modules, polarized gas blending and dispensing systems, and automated polarized October 11, 2011
A method of providing polarized noble gas for NMR or MRI applications incorporates a control module, a plurality of optical pumping modules each including an optical pumping cell operably associated with the control module; a plurality of dispensing systems, one for each optical pump
8033981 Radioactive member and method of making October 11, 2011
A radioactive member for use in brachytherapy comprising a molded elongate, bioabsorbable carrier material with spaced radioactive sources disposed therein, and methods for the manufacture thereof. The radioactive members may be used in the treatment of, for example, prostate cancer.
8020694 Hyperpolarized gas transport and storage devices and associated transport and storage methods us September 20, 2011
A transport unit includes a plurality of permanent magnets arranged to provide a magnetic holding field for protecting hyperpolarized gas during storage and/or transport. The permanent magnets are configured in a relatively light weight manner to project a substantially cylindrical m
8007427 Products and methods for brachytherapy August 30, 2011
A radioactive member for use in brachytherapy comprising a hollow elongate bioabsorbable suture member with radioactive seeds and spacer members without different coloration and diameter from the radioactive seeds alternately disposed therein, and methods for the manufacture and the
7988612 Carrier-free .sup.103Pd brachytherapy seeds August 2, 2011
A brachytherapy seed comprising (a) carrier-free .sup.103Pd isotope, (b) a substrate for the carrier-free .sup.103Pd radioisotope, and (c) a casing for encapsulating the carrier-free .sup.103Pd-laden substrate, is disclosed.
7867477 Methods for in vivo evaluation of pulmonary physiology and/or function using NMR signals of pola January 11, 2011
In certain embodiments, methods of the present invention obtain dynamic data sets of an NMR spectroscopy signal of polarized .sup.129Xe in a selected structure, environment, or system. The signal data can be used to evaluate: (a) the physiology of a membrane or tissue; (b) the operat
7850152 Methods and devices for moisturizing hyperpolarized noble gases and associated moisturized pharm December 14, 2010
Methods and devices for moisturizing hyperpolarized noble gas and associated hyperpolarized noble gas products which are formulated for inhalation or ventilation delivery include adding moisture content to (dry) hyperpolarized gas.
7746075 Methods, systems, circuits and computer program products for determining polarization of a gas June 29, 2010
A circuit for determining a polarization of a gas. The circuit includes a polarimetry circuit having an NMR coil that is configured to excite a polarized gas and that is responsive to an electromagnetic signal generated by the excited, polarized gas. The polarimetry circuit has a rep
7610914 MRI/NMR-compatible, tidal volume control and measurement systems, methods, and devices for respi November 3, 2009
Ventilator systems include: (a) a mass flow controller; (b) a gas delivery valve in communication with the mass flow controller and configured to selectively dispense a plurality of different gases to a subject; (c) a first gas source in fluid communication with the gas delivery valve; (
7560096 Diagnostic procedures using direct injection of gaseous hyperpolarized .sup.129Xe and associated July 14, 2009
A method of screening for pulmonary embolism uses gaseous phase polarized .sup.129Xe which is injected directly into the vasculature of a subject. The gaseous .sup.129Xe can be delivered in a controlled manner such that the gas substantially dissolves into the vasculature proximate to th
7547274 Radioactive member and method of making June 16, 2009
A radioactive member for use in brachytherapy comprising a molded elongate, bioabsorbable carrier material with spaced radioactive sources disposed therein, and methods for the manufacture thereof. The radioactive members may be used in the treatment of, for example, prostate cancer.
7373782 Polarized gas accumulators and heating jackets and associated gas collection and thaw methods an May 20, 2008
Methods of collecting, thawing, and extending the useful polarized life of frozen polarized gases include heating a portion of the flow path and/or directly liquefying the frozen gas during thawing. A polarized noble gas product with an extended polarized life product is also included.
7357917 Diagnostic procedures using .sup.129Xe spectroscopy characterstic chemical shift to detect patho April 15, 2008
An in vivo non-invasive method for detecting and/or diagnosing a pathological condition using hyperpolarized .sup.129Xe spectroscopy is disclosed. Generally stated, the method includes determining the magnitude of spectral peaks which represent particular chemical shifts and comparin
7322928 Products and methods for brachytherapy January 29, 2008
A radioactive member for use in brachytherapy comprising a hollow elongate bioabsorbable suture member with radioactive seeds and spacer members without different coloration and diameter from the radioactive seeds alternately disposed therein, and methods for the manufacture and the use
7320322 Valve for conducting hyperpolarized gas January 22, 2008
The valve of the present invention provides a one-piece valve stem piston having a piston head and a piston stem. The piston head has a larger diameter than the piston stem. The stem incorporates only a single sliding O-ring in the area that seals the gas in the valve cylinder bore.
7287391 Automated modular hyperpolarizers and related devices and methods October 30, 2007
Modular expandable hyperpolarizers include a central control module and at least one optical pumping module that can be expandable to a plurality of optical pumping modules that can be separately operated depending on the capacity demands at the production site (hospital, clinic and the
7287390 Optical pumping modules, polarized gas blending and dispensing systems, and automated polarized October 30, 2007
Hyperpolarizers for producing polarized noble gases can include: (a) a control module configured to direct the operation of a hyperpolarizer to produce polarized noble gas via spin-exchange interactions between a noble gas and an alkali metal; (b) at least one optical pumping module
7277775 Automated dynamic pressure-responsive dispensing systems, and associated methods and computer pr October 2, 2007
Methods, systems and computer program products for dispensing hyperpolarized gas include or operate a plurality of spaced apart individually operable valves positioned in fluid communication with and located along a gas flow path. The gas flow path that is intermediate the spaced apa
7275540 MRI/NMR-compatible, tidal volume control and measurement systems, methods, and devices for respi October 2, 2007
Ventilator systems include: (a) a mass flow controller; (b) a gas delivery valve in communication with the mass flow controller and configured to selectively dispense a plurality of different gases to a subject; (c) a first gas source in fluid communication with the gas delivery valve; (
7179450 Methods for in vivo evaluation of pulmonary physiology and/or function using NMR signals of pola February 20, 2007
In certain embodiments, methods of the present invention obtain dynamic data sets of an NMR spectroscopy signal of polarized .sup.129Xe in a selected structure, environment, or system. The signal data can be used to evaluate: (a) the physiology of a membrane or tissue; (b) the operat
7127934 Methods, systems, circuits, and computer program products for determining polarization of a gas October 31, 2006
A system for determining polarization of a gas comprises a container that contains the polarized gas. An oscillator circuit comprises an NMR coil that is positioned adjacent to the container. A pulse generator circuit is configured to generate an electrical pulse that may be transmitted
7066319 Hyperpolarized gas transport and storage devices and associated transport and storage methods us June 27, 2006
A transport unit includes a plurality of permanent magnets arranged to provide a magnetic holding field for protecting hyperpolarized gas during storage and/or transport. The permanent magnets are configured in a relatively light weight manner to project a substantially cylindrical m
6995641 Hyperpolarized gas containers, solenoids, transport and storage devices and associated transport February 7, 2006
A compact portable transport unit for shipping hyperpolarized noble gases and shielding same from electromagnetic interference and/or external magnetic fields includes a means for shifting the resonance frequency of the hyperpolarized gas outside the bandwidth of typical frequencies
6991777 Methods for in vivo evaluation of physiological conditions and/or organ or system function inclu January 31, 2006
In certain embodiments, methods of the present invention obtain NMR spectroscopy signal data that corresponds to the behavior of the polarized .sup.129Xe at a selected site(s) in selected environments in vivo. The gas exchange signal data can be used to evaluate: (a) the thickness of
6926657 Device for loading radioactive seeds August 9, 2005
The present invention relates to a loader device, for dispensing implantation seeds from a seed magazine and, optionally, a spacer magazine.
6905455 Radioactive member and method of making June 14, 2005
A radioactive member for use in brachytherapy comprising a molded elongate, bioabsorbable carrier material with spaced radioactive sources disposed therein, and methods for the manufacture thereof. The radioactive members may be used in treatment of, for example, prostate cancer.
6867591 NMR transfer standard March 15, 2005
A device for simulating a sample of gas having a specific level of polarization when measured by a NMR pickup coil includes an active circuit loosely coupled to the NMR pickup coil. The active circuit responds as a hyperpolarized gas having the specific level of polarization when measure
6808699 Methods for imaging pulmonary and cardiac vasculature and evaluating blood flow using dissolved October 26, 2004
MR spectroscopy and imaging methods for imaging pulmonary and cardiac vasculature and the cardiac region and evaluating blood flow or circulatory deficits use dissolved phase polarized .sup.129 Xe gas and large flip angle excitation pulses. Pulmonary and cardiac vasculature MRI image
6807810 Hyperpolarized gas containers, solenoids, transport and storage devices and associated transport October 26, 2004
A compact portable transport unit for shipping hyperpolarized noble gases and shielding same from electromagnetic interference and/or external magnetic fields includes a means for shifting the resonance frequency of the hyperpolarized gas outside the bandwidth of typical frequencies
6735977 Magnetic holding field for cryogenically accumulated polarized 129Xenon May 18, 2004
An apparatus and a method for providing a magnetic holding field about a chamber for accumulating frozen .sup.129 Xe. The apparatus includes a magnetic field source and a yoke for supporting the magnetic field source about the chamber. The magnetic field source provides a magnetic holdin
6730013 Method and apparatus for loading delivery systems for brachytherapy seeds May 4, 2004
The present invention provides apparatus and methods for loading delivery systems, such as seed magazines and suture material, with seeds which greatly increases productivity, reduces process variation and reduces the risk of handling damage to the seeds. Importantly, the apparatus and
6696040 Diagnostic procedures using 129Xe spectroscopy characteristic chemical shift to detect pathology February 24, 2004
An in vivo non-invasive method for detecting and/or diagnosing a pathological condition using hyperpolarized .sup.129 Xe spectroscopy is disclosed. Generally stated, the method includes determining the magnitude of spectral peaks which represent particular chemical shifts and comparing
6679824 Products and methods for brachytherapy January 20, 2004
A radioactive member for use in brachytherapy comprising an essentially stiff elongate, single stranded bioabsorbable carrier material with spaced radioactive sources disposed therein, and methods for the manufacture thereof. The radioactive members may be used in the treatment of, for
6669622 Device for loading radioactive seeds December 30, 2003
A loader device, for dispensing implantation seeds from a seed magazine, comprising a body (3), seed magazine receiving and locating means (27,), seed dispensing means (37) for ejecting seeds from a seed magazine, and a seed-transporting path (17) leading to a dispensing outlet (8), whic
6667008 Hyperpolarized noble gas extraction methods, masking methods, and associated transport container December 23, 2003
Methods of extracting and removing hyperpolarized gas from a container include introducing an extraction fluid into the container to force the hyperpolarized gas out of an exit port. The hyperpolarized gas is forced out of the container separate and apart from the extraction fluid. A
6648130 Hyperpolarized gas transport and storage devices and associated transport and storage methods us November 18, 2003
A transport unit includes a plurality of permanent magnets arranged to provide a magnetic holding field for protecting hyperpolarized gas during storage and/or transport. The permanent magnets are configured in a relatively light weight manner to project a substantially cylindrical m
6630126 Diagnostic procedures using direct injection of gaseous hyperpolarized 129Xe and associated syst October 7, 2003
A method of screening for pulmonary embolism uses gaseous phase polarized .sup.129 Xe which is injected directly into the vasculature of a subject. The gaseous .sup.129 Xe can be delivered in a controlled manner such that the gas substantially dissolves into the vasculature proximate to
6599497 Hyperpolarized helium-3 microbubble gas entrapment methods and associated products July 29, 2003
Methods for increasing the T.sub.1 of injectable microbubble formulations of hyperpolarized .sup.3 He include the step of introducing the hyperpolarized .sup.3 He to a quantity of microbubbles held in a chamber and increasing the pressure therein to facilitate the movement or loading
6595211 Magnetic resonance imaging method July 22, 2003
The invention provides a method of detecting regional variations in oxygen uptake from the lungs of an air-breathing animal subject, said method comprising administering into the lungs of said subject a diagnostically effective amount of a gaseous hyperpolarized magnetic resonance imagin
6566875 Portable hyperpolarized gas monitoring systems, computer program products, and related methods u May 20, 2003
A system, method, and computer program products and associated apparatus, to monitor and determine the polarization level of a quantity of hyperpolarized gas during transport. A portable device is configured to transmit an excitation pulse and analyze a response signal in transit to
6543236 Hyperpolarized noble gas extraction methods, masking methods, and associated transport container April 8, 2003
Methods of extracting and removing hyperpolarized gas from a container include introducing an extraction fluid into the container to force the hyperpolarized gas out of an exit port. The hyperpolarized gas is forced out of the container separate and apart from the extraction fluid. A
6537825 Hyperpolarized noble gas extraction methods, masking methods, and associated transport container March 25, 2003
Methods of extracting and removing hyperpolarized gas from a container include introducing an extraction fluid into the container to force the hyperpolarized gas out of an exit port. The hyperpolarized gas is forced out of the container separate and apart from the extraction fluid. A
6526778 Resilient containers for hyperpolarized gases and associated methods March 4, 2003
A resilient multi-layer container is configured to receive a quantity of hyperpolarized noble fluid such as gas and includes a wall with at least two layers, a first layer with a surface which minimizes contact-induced spin-relaxation and a first or second layer which is substantially
6523356 Meted hyperpolarized noble gas dispensing methods and associated devices February 25, 2003
Methods of dispensing meted quantities of hyperpolarized gas to form a hyperpolarized gas mixture include pre-filling a gas syringe with a quantity of non-polarized gas, then introducing the hyperpolarized gas therein while the non-polarized gas is held therein, and expelling both th
6491895 Methods for imaging pulmonary and cardiac vasculature and evaluating blood flow using dissolved December 10, 2002
MR spectroscopy and imaging methods for imaging pulmonary and cardiac vasculature and the cardiac region and evaluating blood flow or circulatory deficits use dissolved phase polarized .sup.129 Xe gas and large flip angle excitation pulses. Pulmonary and cardiac vasculature MRI image
6488910 Methods for dissolving hyperpolarized 129 Xe gas using microbubbles December 3, 2002
Methods for increasing the T.sub.1 of injectable microbubble formulations of hyperpolarized .sup.3 He include the step of introducing the hyperpolarized .sup.3 He to a quantity of microbubbles held in a chamber and increasing the pressure therein to facilitate the movement or loading
6484532 NMR polarization monitoring coils, hyperpolarizers with same, and methods for determining the po November 26, 2002
Hyperpolarizers which produce hyperpolarized noble gases include one or more on-board NMR monitoring coils configured to monitor the polarization level of the hyperpolarized gas at various production points in the polarized gas production cycle. A dual symmetry NMR coil is positioned
6430960 NMR polarization monitoring coils, hyperpolarizers with same, and methods for determining the po August 13, 2002
Hyperpolarizers which produce hyperpolarized noble gases include one or more on-board NMR monitoring coils configured to monitor the polarization level of the hyperpolarized gas at various production points in the polarized gas production cycle. A dual symmetry NMR coil is positioned
1 2

 
 
  Recently Added Patents
Memory device, test operation method thereof, and system including the same
Monitoring agent programs in a distributed computing platform
Integrated emergency medical database system
Data processing apparatus and data processing method for reducing an uneven color made up of two or more ink colors
Jet pump and reactor
Temporal document trainer and method
Distylium plant named `PIIDIST-II`
  Randomly Featured Patents
Radiant heater assembly
Mandrel for cooling
Pull cord deflector
Crankcase oil return for a transport refrigeration system providing both heating and cooling
Monoclonal antibodies reactive with defined regions of the T cell antigen receptor
Measuring transducer of vibration-type with four curved measuring tubes
Toilet training device for small children
Valve for the venting circuit of a liquid tank
Machine to prepare logs for log houses
Respiratory measuring devices