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Nükleer Tıp

DECONGEL

Dekontaminasyon Jeli

Nükleer tıp dekonamisyon jeli

Bu hafif ama güçlü jel, laboratuvar cihazlarında oluşan radyoaktif kirlenmeyi güvenli bir şekilde temizlemeyi sağlar.

 

DeconGel™ 1101

 

Peelable Decontamination Technology for Nuclear Medicine

 I-131 Field Test at Tripler Army Medical Center ¹, Honolulu, Hawaii

Surface

Contaminated with I-131

Swipe Before ²

(cpm/100cm²)

Swipe After ¹

(cpm/100cm²)

Decon %

 Sink

8,415

600

99%

 Counter

2,679

0

100%

 Bedside Floor

53

0

100%

 Bathroom Floor

124

                5              

96%

 Notes:

¹ Thanks to LTC M. Bower and staff (March 2007); ² Measured with Quantum 5003 Gamma Counter; cpm recorded > background

 Tc-99m Treadmill Test at Tripler Army Medical Center, Honolulu, Hawaii

Formula

Swipe Before ¹, ²

(cpm/100cm²)

Swipe After  ²

(cpm/100cm²)

Decon %

 DeconGel™ 1001 EXP

348,034

494

99.9%

 DeconGel™ 1101

693,575

657

99.9%

Notes on Comparative Test of two formulas to ensure maintenance of efficacy:

¹ Decay adjusted for overnight dry; ² Measured with Quantum 5003 Gamma Counter; cpm recorded > background

 

Ø  DeconGel™ has been demonstrated effective on typical nuclear medicine and biomed radioisotopes:

o   C-14, F-18, Tc-99m, I-125, I-131

o   [3H]-TdR, [3H] NaBH4

  

Initial Nuclear Medicine Facility Field Test with DeconGel, Columbia, SC

Material/Surface

Contaminated with I-131

Activity Before

(dpm/100cm²)

Activity After ¹

(dpm/100cm²)

Decon %

 General area²

2,000

600

70%

 Tiled Floor

1,600

<200 

88%

 Toilet

140,000

1,500

99%

 Sink

1,000

<50

95%

 Notes:

Treatment room initially cleaned with commercial decon solution, but still contaminated after several attempts.  Results above are one application of DeconGel™ (formula 188) to the same areas.

¹ Results are for one application of DeconGel™; all areas subsequently deconned for free release ( < 200 dpm at this facility)

² End-user “quite pleased” with the measured level of performance as could not be deconned with common liquid decon solution




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