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| Number | Title | Issue Date |
| 4250392 | Bi-focal collimator A collimator suitable for use in the creation of more than one miniaturized image of a radioactive concentration simultaneously by a radiation receiving and imaging device, said collimator having at least two adjacent collimating sections separated by are... | 02/10/1981 |
| 4197460 | Multi-angle nuclear imaging apparatus and method Nuclear imaging apparatus for obtaining multi-plane readouts of radioactive material in a human or animal subject. A probe disposed in the vicinity of the subject is provided for receiving radiation from radiating sources in the subject and for forming a ... | 04/08/1980 |
| 4196351 | Scanning radiographic apparatus Visual display of dental, medical or other radiographic images is realized with an X-ray tube in which an electron beam is scanned through an X-Y raster pattern on a broad anode plate, the scanning being synchronized with the X-Y sweep signals of a cathod... | 04/01/1980 |
| 4181839 | Multi-view collimator A nonfocusing collimator provides two separate views of a portion of a body, such as an organ, simultaneously by employing a first and second plurality of parallel channels. The collimator may comprise a plurality of sections, each producing a first and s... | 01/01/1980 |
| 4136283 | Tomographic apparatus and method The present invention relates to a new and improved tomographic visualization apparatus and method. The apparatus includes a camera with a stationary collimator of a radiation dense material with channels therein for collecting radiation from a body which... | 01/23/1979 |
| 4127398 | Multiple-channel tubular devices 1. A process for forming a multiple-channel micro-tubular device comprising the following steps: Assembling a plurality of individual tubes of heat deformable material into a closely packed array of a predetermined cross section; Applying heat to said array to... | 11/28/1978 |
| 4125776 | Collimator for X and gamma radiation A collimator for hard radiation comprising a glass mosaic substrate having a plurality of closely packed glass columns aligned in parallel, each of the columns having a passage longitudinally therethrough and being at least 5 times as long as its respecti... | 11/14/1978 |
| 4118632 | Nuclear medicine diagnostic instrument for the determination of the distribution pattern of a radioactive radiation source The invention relates to a nuclear medical diagnostic instrument for the determination of the distribution pattern of substances emitting gamma quanta and inserted in a body, which consists essentially of a detector with a localization arrangement and two... | 10/03/1978 |
| 4081687 | Collimator for gamma ray cameras A collimator for gamma ray cameras, comprising stacked rows of elongated apertures formed by adjacent pairs of sinuously contoured lead foil strips, the sinuous contour providing a plurality of alternately and oppositely directed first and second projecti... | 03/28/1978 |
| 4079259 | Tomographic apparatus and method The present invention relates to a new and improved tomographic visualization apparatus and method. The apparatus includes a camera with a stationary collimator of a radiation dense material with channels therein for collecting radiation from a body which... | 03/14/1978 |
| 4057726 | Collimator trans-axial tomographic scintillation camera A collimator is provided for a scintillation camera system in which a detector precesses in an orbit about a patient. The collimator is designed to have high resolution and lower sensitivity with respect to radiation traveling in paths laying wholly withi... | 11/08/1977 |
| 4054800 | Methods of collimator fabrication A collimator for radiation receiving and imaging devices and a method for making such collimators including the steps of forming a plurality of modular elements each comprising a foil sheet bent so as to form a plurality of elongated ridges on both sides ... | 10/18/1977 |
| 4047037 | Gamma ray camera for nuclear medicine An improved gamma camera arrangement wherein the spatially defined acceptance of gamma radiation from a source distribution of clinical interest is enhanced by a unique collimator structure. Aliasing frequencies otherwise derived from an orthogonal strip ... | 09/06/1977 |
| 4034218 | Focused detection logging technique In accordance with an illustrative embodiment of the present invention, a method and apparatus is disclosed for determining a characteristic of the media surrounding a borehole by emitting gamma radiation in at least one tightly collimated beam toward an ... | 07/05/1977 |
| 4033885 | Apparatus for collimation of radiation signals for long distance transmission and method of construction therefor A radiation energy transmission system including source collimating apparatus and its method of construction for maintaining the intensity of a radiation signal emanating from a radiation source along a narrow signal beam path to provide for long distance... | 07/05/1977 |
| 4020356 | Absorption body An absorption body for controlling the energy distribution of radiation passing into a volume being irradiated is disclosed. The absorption body has a pattern of holes which influences the energy distribution of radiation passing through the body. The ene... | 04/26/1977 |
| 4010373 | Patient restraining device for the pinhole collimator and gamma scintillation camera A patient restraining device for use with the pinhole collimator of a conventional Gamma Scintillation Camera, the restraining device being made of an adapter ring and a patient holder. The adapter ring is secured directly to the pinhole collimator while ... | 03/01/1977 |
| 4001591 | Scintillation camera and head therefor having means for improving resolution over a limited field of view A head for a scintillation camera has a planar scintillating crystal that responds to radiation stimuli by producing light events whose spatial distribution corresponds to the spatial distribution of the radiation stimuli, and a plurality of photomultipli... | 01/04/1977 |
| 3997794 | Collimator A radiation collimator having a plurality of pivotally mounted collimating tubes, with adjusting mechanism for simultaneously adjusting the tubes relative to each other to various selected positions wherein they are all focused on selected common focal po... | 12/14/1976 |
| 3988585 | Three-dimensional rectilinear scanner A rectilinear scanner for detecting radiation in a plurality of channels utilizing a collimator. Each of the channels receives information from a different portion of the collimator. Information separately received is separately massaged and later collate... | 10/26/1976 |
| 3988589 | Methods of collimator fabrication A collimator for radiation receiving and imaging devices and a method for making such collimators including the steps of casting a plurality of modular elements each having a base from one side of which extends a first plurality of spaced columns and from... | 10/26/1976 |
| 3974381 | Method of electron beam welding with X-ray detection Welding method and apparatus for detecting the penetration depth of an electron beam weld, in which X-rays which occur are guided through several plates of an absorption device to a ray receiver, the plates comprising of plurality of bores of equal diamet... | 08/10/1976 |
| 3949229 | X-ray scanning method and apparatus Radiographic images of high definition and clarity are produced quickly and with reduced radiation exposure of the subject by utilizing a scanning X-ray source in which a moving point source of X-rays is created by sweeping an electron beam in a raster pa... | 04/06/1976 |
| 3947687 | Collimated x-ray source for x-ray lithographic system In an X-ray lithographic system, high power X-ray illumination of photo-resist coated substrate members is accomplished by projecting a collimated X-ray beam, emitted from an extended area X-ray source, through the patterned apertures of an X-ray absorben... | 03/30/1976 |
| 3943366 | Collimator for a ray diagnosing device A collimator for a ray diagnosing device for taking pictures produced by gamma rays or similar penetrating rays consists of a honeycomblike constructed body with many holes, the walls of which absorb the rays. The invention is particularly characterized i... | 03/09/1976 |
| 3937969 | Gamma ray camera system with corrugated collimators A gamma ray camera system, such as an Anger-type camera, fitted with a collimator comprising an arrangement of straight and corrugated strips of lead foil. One embodiment comprises a parallel multi-channel collimator employing corrugated strips with regul... | 02/10/1976 |
| 3936340 | Method for making corrugated collimators for radiation imaging devices Disclosed is a method for making corrugated collimators for radiation imaging devices. Strips of lead foil are corrugated in a pair of gear-like members, and the corrugated strips are mounted between straight strips to build up a honeycomb-like collimator... | 02/03/1976 |
| 3936646 | Collimator kit A collimator kit having a number of parts which may be assembled in various combinations to provide focusing collimators with different performance characteristics for radioisotope imaging apparatus.... | 02/03/1976 |
