Ga68 핫 셀 포지트론 방출 방사성 원자핵 PET 영상 촬영에 널리 사용됩니다

핵 방사선 보호
August 18, 2025
Category Connection: 핵 방사선 보호
Brief: Discover the Ga68 Hot cell, a positron-emitting radionuclide widely used in PET imaging. Learn about its production, applications, and the essential role of shielded hot cells in safe handling and synthesis of ⁶⁸Ga for clinical diagnostics.
Related Product Features:
  • Ga68 is a positron-emitting radionuclide essential for PET/CT imaging.
  • Produced via a ⁶⁸Ge/⁶⁸Ga generator with a half-life of 68 minutes.
  • 0.1M HCl에서 68GaCl3로 발광되어, 발광당 ~1-2 GBq를 생성한다.
  • Shielded hot cells ensure safe handling and synthesis of ⁶⁸Ga.
  • Widely used in nuclear medicine for radiopharmaceutical production.
  • Simpler preparation compared to 18F radiochemistry.
  • Long half-life of ⁶⁸Ge (271 days) allows generator usage for months.
  • High-energy annihilation photon of 511 keV requires radiation safety measures.
자주 묻는 질문:
  • What is the primary use of Ga68 in medical imaging?
    Ga68 is primarily used in PET/CT imaging for clinical diagnostics, especially in gallium-labeled somatostatin analogs for tumor detection.
  • How is Ga68 typically produced?
    Ga68 is produced using a ⁶⁸Ge/⁶⁸Ga generator, which elutes ⁶⁸GaCl₃ in 0.1M HCl, providing a convenient and efficient source for medical applications.
  • Why are shielded hot cells necessary for Ga68 handling?
    Shielded hot cells are essential to protect operators from radiation exposure during the synthesis and dispensing of ⁶⁸Ga, ensuring safety in high-energy radiopharmaceutical preparation.