نتایج جستجو برای: 99mtc generator

تعداد نتایج: 47328  

Journal: :iranian journal of radiation research 0
s.a. memon nuclear institute of medicine and radiotherapy (nimra) jamshoro, pakistan n.a. laghari nuclear institute of medicine and radiotherapy (nimra) jamshoro, pakistan s.t. qureshi university of sindh, jamshoro, pakistan f. mehdi nuclear institute of medicine and radiotherapy (nimra) jamshoro, pakistan

background: technetium-99m radioisotope is the backbone of any nuclear medicine institute. this radioisotope is acquired by the elution of molybdenum-99/technetium-99m generator which emits 141 kev gamma ray and having 6.04 hour half-life. occasionally the contents of molybdenum-99 may mix up with elute, which may affect image quality and patients may receive higher doses than recommended. this...

E. Mollarazi H. Abbasi H. Salehi M. Zoghi

In this research, a new technetium-99m generator has been developed with addition of Cerium oxide to alumina column.  The adsorption behaviors of 99Mo in the form of molybdate and 99mTc in the form of pertechnetate on CeO2/Al2O3 was investigated and showed that the adsorption capacity of molybdate on this generator is higher than usual generator using Al2O3. Ceric ions were selected as an addit...

Journal: :journal of physical & theoretical chemistry 2008
h. salehi e. mollarazi h. abbasi m. zoghi

in this research, a new technetium-99m generator has been developed with addition of cerium oxide to alumina column.  the adsorption behaviors of 99mo in the form of molybdate and 99mtc in the form of pertechnetate on ceo2/al2o3 was investigated and showed that the adsorption capacity of molybdate on this generator is higher than usual generator using al2o3. ceric ions were selected as an addit...

A. Niazi H. Abbasi H. Salehi M. Alimoradi M. Zoghi

This radionuclide is almost exclusively produced from the decay of its parent 99Mo. 99mTc is themost available and important nuclide used as a diagnostic agent in nuclear medicine. To develop anewly practical 99mTc generator using ( n,y ) 99Mo, an inorganic polymer adsorbent has beendeveloped framed with oxygen-zirconium-chlorine bonds with a high adsorption of Mo, Thepolyzirconium adsorbent wa...

2000
Graeme M. Snowdon

Objective: This study was performed to assess the sterility of multidose 99mTc generator eluate vials at the end of a working day. Methods: Expired 99mTc generator eluate vials were collected over a period of 10 wk and stored until the activity reached background. Four batches of 10 vials each were selected randomly and sent to an independent microbiology laboratory for sterility testing. Resul...

Journal: :journal of physical & theoretical chemistry 2008
h. salehi m. zoghi m. alimoradi a. niazi h. abbasi

this radionuclide is almost exclusively produced from the decay of its parent 99mo. 99mtc is themost available and important nuclide used as a diagnostic agent in nuclear medicine. to develop anewly practical 99mtc generator using ( n,y ) 99mo, an inorganic polymer adsorbent has beendeveloped framed with oxygen-zirconium-chlorine bonds with a high adsorption of mo, thepolyzirconium adsorbent wa...

بابایی , احمد رضا, صادق زاده, نورالله, صادقی, مهدی, عابدی, سید محمد,

Background and purpose: 99mTc is a widely used radionuclide in nuclear medicine and research nowadays. Two types of 99 Mo/99mTc generators were studied in 2013 and 2014 to test the quality of the eluates. In this study we measured the radionuclide purity for possible 99Mo breakthrough, the radiochemical purity, the pH, and the aluminum content of eluates. Materials and methods: Two type genera...

Journal: :iranian journal of radiation research 0
m.m. ahasan centre for nuclear medicine & ultrasound, rajshahi, bangladesh

background: hot lab is a specially designed room in a nuclear medicine hospital where the radiopharmaceuticals are delivered, stored and prepared for dispensing. 99mo/99mtc-generator is the major source in the hot lab used for various medical imaging. it is important to maintain a standard for hot lab procedures to optimize the patient care and minimize radiation exposure to all nuclear medicin...

2001
Joseph C. Hung Douglas W. Mahoney Der-chen T. Huang

Objective: The new Ultra-TechneKowt Dry Ship Top Elute 99mTc generator (UTKt-DTE generator; Mallinckrodt Medical, Inc., St. Louis, MO) was devised to facilitate fractionated elution with an ergonomically designed elution shield. Fractionation is accomplished traditionally by visually observing the eluted volume through 2 layers of leaded glass windows located in a lighted elution shield and gen...

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