手機號
未認證執照
張雪鳳()
普通會員
張雪鳳 ()
深圳灣邊貿易aapm ct performance phantom cirs ct模體價格優惠 model 610價格優惠。
廠家：美國computerized imaging reference systems, incorporated (美國cirs)
meetsguidelinesinaapmreport#1“performanceevaluationandqualityassuranceofctscanners”
the cirs model 610 aapm ct performance phantom offers the user a single test object that measures ten distinct ct performance parameters. the phantom design is based on the guidelines presented in report #1 of the american association of physicists in medicine task force on ct scanner phantoms. the goals of report #1 were to “(1) define ‘performance’ of a ct scanner【敏感詞】(2) describe methods of performance testing through utilization of particular phantoms.”
a ct number linearity insert, high contrast resolution insert【敏感詞】slice width insert are housed in an 8.5 “ diameter pmma water tank with quick disconnect valves for ease of filling【敏感詞】draining between use. also included is a 0.25” bone equivalent ring that can be fit over the inserts to evaluate the effects of beam hardening.
a contrast test object is adhered to the bottom of the tank that includes two rows of cavities from 1 to 0.125” diameter. the cavities can be filled with various solutions for contrast evaluation. an aluminum alignment insert is incorporated in the lid of the tank【敏感詞】can be interchanged with a polystyrene tld insert for dose measurements. a user’s manual, holding cradle, filling tubes【敏感詞】other accessories are included. measurement capability:
noise
size independence
sensitivity / detectability
radiation dose
mechanical alignment
spatial uniformity
beam hardening
hu linearity
slice thickness
spatial resolution【敏感詞】line spread function
| overall dimensions | 21.6 cm x 39.4 cm (8.5" od x 15.5" l) |
| weight | 7.8 kg (17.25 lb) |
| materials | pmma cast - 21.6 od 20.3 cm id x 32.4 l (8.5" od x 12.75" l) with removable lid |
| model 610 includes | 610-01-02 - contrast test object 610-01-05 - alignment pin 610-02 - ct number linearity insert 610-03 - resolution insert 610-04 - slice thickness insert 610-05 - bone ring user guide 48 month warranty |
| optional accessories | 610-06 - low contrast insert 610-07 - whole body resolution & noise ring 610-08 - tld insert 610-10 - low contrast insert - spherical targets 價格僅用于網絡排名推廣
深圳灣邊貿易
深圳電話 1 qq 1191737095
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