Radiographic display system
阅读：25发布：2022-11-29
专利汇可以提供Radiographic display system专利检索，专利查询，专利分析的服务。并且A nuclear imaging device comprising a plurality of scanning heads spaced apart in a predetermined configuration with the aid of a support member that permits the individual scanning heads to scan in parallel, antiparallel, and tomographic modes. The support member which is driven in both X and Y directions is mechanically connected with the stylus of a graphical X-Y plotter via a backlash linkage. Displays are provided wherein the color of the ink dot on printed paper or the intensity of the light projected on photographic film are related to the nuclear particle count in a preselectable manner.，下面是Radiographic display system专利的具体信息内容。
1. In combination: means for positioning a plurality of transducers of high energy radiation relative to each other; means for moving said positioning means, said moving means providing motion in accordance with a predetermined format to effect a scanning of an object by said transducers in a first direction and in a second direction; means connecting with said positioning means for mechanically correlating data obtained from said scanning with the location of said positioning means; means for printing a sequence of marks corresponding to said data; means responsive to a predetermined function of a measure of said high energy radiation and connecting with said printing means for selecting colors for each of said marks and imparting a print repetition frequency to said printing means in accordance with said measure of radiation; means for varying said predetermined function; and wherein said printing means comprises a tapper means for striking an ink ribbon, said color selecting means comprising a multicolor ink ribbon and means for positioning said ribbon via a pivoting motion relative to a path of travel of said tapper means such that said tapper strikes a selected color of said ribbon in accordance with said predetermined function of the measure of said high energy radiation, said positioning means comprising guiding means having an arcuate surface in contact with said ribbon for guiding said ribbon past said tapper means during said pivoting motion.
2. The device as defined by claim 1 wherein said positioning means comprises: a first member connecting with said moving means; a second member; means interconnecting said first and said second members for rotating said second member about said first member; a plurality of third members; means for rotating each of said plurality of transducers about corresponding ones of said third members; and means interconnecting each of said plurality of third members and said second member for varying the positions of each of said plurality of third members relative to said second member.
3. The device as defined by claim 2 further comprising: a housing for enclosing said moving means; means responsive to radiation received by said scanning heads for providing signals in response to the presence of radiation having energy greater than a first predetermined value and less than a second predetermined value, said radiation responsive means comprising a circuit selection module detachably mounted on said housing for selecting at least one of said predetermined values and wherein said module comprises a voltage dividing resistance circuit having a plurality of output terminals, said radiation responsive means further comprising a plurality of comparator means coupled to respective ones of said terminals for comparing respective voltages of said module terminals to respective references for providing said signals, means for combining said comparator signals, and means for coupling said combined signals to said color selecting means.
4. In combination: means for scanning a region of space permeated with radiant energy; means connected to said scanning means for counting quanta of said radiant energy occurring in a predetermined region of said scan; means driven by said scanning means and responsive to the count of said counting means for providing an array of data related to said count; and means interconnecting said scanning means and said data array means for interrupting said driving of said data array means during the scanning of said predetermined region, said interrupting means including a slidable connection between said scanning means and said data array means, said slidable connection being slidable only over a preset distance in a direction of movement of said scanning means thereby inhibiting the formation of a scalloping effect in said array of data.
5. In a radiographic display system wherein marks representing a predetermined measure of radiation are located on a display at positions corresponding to sources of such radiation, the invention comprising: means for printing a sequence of said marks; means responsive to a predetermined function of said measure of radiation and connecting with said printing means for selecting colors for each of said marks and imparting a print repetition frequency to said printing means in accordance with said measure of radiation; means for varying said predetermined function; and wherein said printing means comprises a tapper means for striking an ink ribbon, said color selecting means comprising a multicolor ink ribbon and means for positioning said ribbon via a pivoting motion relative to a path of travel of said tapper means such that said tapper means strikes a selected color of said ribbon in accordance with said predetermined function of the measure of said high energy radiation, said positioning means comprising guiding means having an arcuate surface in contact with said ribbon for guiding said ribbon past said tapper means during said pivoting motion.
6. The device as defined by claim 5 further comprising means responsive to said measure of radiation for indicating when said print repetition frequency exceeds a preset value.
7. In a radiographic imaging system wherein marks representing a predetermined measure of radiation are located on photographic film at positions corresponding to sources of such radiation, the invention comprising: means for sequentially illuminating said photographic film with radiant energy to provide a sequency of said marks on said photographic film; means responsive to said measure of radiation for imparting an illumination repetition frequency to said illuminating means in accordance with said measure of radiation; means responsive to said measure of radiation and connecting with said illuminating means for selecting the intensity of said radiant energy in accordance with said measure of radiation; means for varying the responsivity of said intensity selector means in accordance with a predetermined relationship; and means for measuring said radiation, said measuring means comprising: means for counting occurrences of said radiation, means for storing values of said count at preselected instances of time, said counting means counting further occurrences of said radiation while said stored value is retained in said storage means, and means for processing said stored values of count to provide a signal having information with respect to the frequency and quantity of said occurences of radiation, said processing means being coupled to said illumination repetition frequency means and said intensity selection means.
8. A radiological scanning system comprising: means for sensing quanta of radiant energy, said sensor means providing successive signals in response to the sensing of successive quanta of radiant energy; means for moving said sensor means through a region of space permeated with said radiant energy; means for digitally counting such ones of said sensor signals as occur in each of a sequence of predetermined intervals; means for storing, during a subsequent one of said intervals, a count of said counting means obtained during a previous one of said intervals; means synchronized with said moving means and coupled to said counting means for designating the beginning and the end of said interval; and means coupled to said moving means for displaying marks representing the magnitudes of said stored counts.
9. A radiological scanning system comprising: means for sensing quanta of radiant energy, said sensor means providing successive signals in response to the sensing of successive quanta of radiant energy; means for moving said sensor means through a region of space permeated with said radiant energy; means for digitally counting such ones of said sensor signals as occur in a predetermined interval; means for successively storing counts of said counting means; means synchronized with said moving means and coupled to said counting means for designating the beginning and the end of said interval; and means coupled to said moving means for displaying marks representing the magnitudes of said stored counts, said coupling of said moving means to said display means comprising: a first member having a motion synchronized with said moving means; a second member having a motion synchronized with said display means; and means for locking the motion of said first member to the motion of said second member during a direction of travel of said first member, said locking means permitting a motion of said first member independently of said second member during a change in said direction of travel, said independent motion being limited to a preset distance of travel of said first member.
10. A radiological scanning system comprising: means for sensing quanta of radiant energy; means for moving said sensor means through a region of space permeated with said radiant energy; means coupled to said sensor means for displaying the intensity of said radiant energy, said display means being coupled to said moving means for displaying said intensity of radiant energy as a function of the position of said sensor means in said region of space, said coupling of said display means to said moving means including means for improving a display of said intensity by inhibiting the formation of a scalloping effect, said improving means comprising: a first member having a motion synchronized with said moving means; a second member having a motion synchronized with said display means; and means for locking the motion of said first member to the motion of said second member during a direction of travel of said first member, said locking means permitting a motion of said first member independently of said second member during a change in said direction of travel, said independent motion being limited to a preset distance of travel of said first member.
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