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  • STRONTIUM-90 OPHTHALMIC APPLICATORS: USE WITH CAUTION

    Nov 19, 1988  The Radiation Calibration Laboratory of the University of Wisconsin has recently become aware of a serious problem regarding the calibration and use of radioactive strontium-90 ophthalmic ...

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  • 12VAC5-481-2019. Training for Ophthalmic Use of Strontium-90.

    May 16, 2020  12VAC5-481-2019. Training for Ophthalmic Use of Strontium-90. Except as provided in 12VAC5-481-1780, licensees shall require the AU of strontium-90 for ophthalmic radiotherapy to be a physician:. 1. Who is an authorized user (AU) under 12VAC5-481-2018 or equivalent NRC or other agreement state requirements; or. 2. Who has: a. Completed 24 hours of classroom and laboratory

  • § 35.491 Training for ophthalmic use of strontium-90.

    Jan 16, 2019  § 35.491 Training for ophthalmic use of strontium-90. Except as provided in § 35.57, the licensee shall require the authorized user of strontium-90 for ophthalmic radiotherapy to be a physician who— (a) Is an authorized user under § 35.490 or equivalent Agreement State requirements; or

  • 10 CFR § 35.491 - Training for ophthalmic use of strontium ...

    Except as provided in § 35.57, the licensee shall require the authorized user of strontium-90 for ophthalmic radiotherapy to be a physician who - (a) Is an authorized user under § 35.490 or equivalent Agreement State requirements; or (b) (1) Has completed 24 hours of classroom and laboratory training applicable to the medical use of strontium-90 for ophthalmic radiotherapy.

  • 10 CFR § 35.491 Training for ophthalmic use of strontium ...

    35.491 Training for ophthalmic use of strontium-90. § 35.491 Training for ophthalmic use of strontium-90. Except as provided in § 35.57, the licensee shall require the authorized user of strontium-90 for ophthalmic radiotherapy to be a physician who - (a) Is an authorized user under § 35.490 or equivalent Agreement State requirements; or

  • 64E-5.653. Training for Ophthalmic Use of Strontium 90 ...

    87 (b) Have supervised clinical training in ophthalmic radiotherapy under the supervision of an authorized user at a medical institution, clinic, or private practice that includes the use of strontium-90 for the ophthalmic treatment of five individuals. This supervised clinical training must involve the

  • 10 CFR § 35.491 Training for ophthalmic use of strontium ...

    35.491 Training for ophthalmic use of strontium-90. § 35.491 Training for ophthalmic use of strontium-90. Except as provided in § 35.57, the licensee shall require the authorized user of strontium-90 for ophthalmic radiotherapy to be a physician who - (a) Is an authorized user under § 35.490 or equivalent Agreement State requirements; or

  • 10 CFR § 35.491 - Training for ophthalmic use of strontium ...

    Except as provided in § 35.57, the licensee shall require the authorized user of strontium-90 for ophthalmic radiotherapy to be a physician who - (a) Is an authorized user under § 35.490 or equivalent Agreement State requirements; or (b) (1) Has completed 24 hours of classroom and laboratory training applicable to the medical use of strontium-90 for ophthalmic radiotherapy.

  • NRC: 10 CFR 35.433 Strontium-90 sources for ophthalmic ...

    Jan 16, 2019  § 35.433 Strontium-90 sources for ophthalmic treatments. (a) Licensees who use strontium-90 for ophthalmic treatments must ensure that certain activities as specified in paragraph (b) of this section are performed by either: (1) An authorized medical physicist; or (2) An individual who:

  • 10 CFR 35.491, Training for Ophthalmic Use of Strontium-90 ...

    a (a) Is an authorized user under § 35.490 or equivalent Agreement State requirements; or b (b)(1) Has completed 24 hours 2.777778e-4 days 0.00667 hours 3.968254e-5 weeks 9.132e-6 months of classroom and laboratory training applicable to the medical use of strontium-90 for ophthalmic radiotherapy. The training must include—

  • 64E-5.653. Training for Ophthalmic Use of Strontium 90 ...

    87 (b) Have supervised clinical training in ophthalmic radiotherapy under the supervision of an authorized user at a medical institution, clinic, or private practice that includes the use of strontium-90 for the ophthalmic treatment of five individuals. This supervised clinical training must involve the

  • 10 CFR 35.491 - Training for ophthalmic use of strontium-90.

    Except as provided in § 35.57, the licensee shall require the authorized user of strontium-90 for ophthalmic radiotherapy to be a physician who - (a) Is an authorized user under § 35.490 or equivalent Agreement State requirements; or (b)(1) Has completed 24 hours of classroom and laboratory training applicable to the medical use of strontium-90 for ophthalmic radiotherapy.

  • The Use of Strontium-90 Beta Radiotherapy as Adjuvant ...

    Jan 31, 2013  Treatments are fractionated to minimise radiation complications. The Sr 90 ophthalmic applicators [Bebig] (Figure 2) consist of a radioactive source and a shielded holder for the source. Radioactive source consists of a palladium coating, an encapsulating material of silver and strontium-90 is the encapsulated material.

  • PART 335 MEDICAL USE OF RADIOACTIVE MATERIAL

    Section 335.9120 Training for Ophthalmic Use of Strontium-90 . Except as provided in Section 335.9160, the licensee shall require the authorized user using only strontium-90 for ophthalmic radiation therapy to be a physician who:

  • Dosimetry of Sr-90 ophthalmic applicators.

    1. Med Phys. 1990 Jul-Aug;17(4):641-6. Dosimetry of Sr-90 ophthalmic applicators. Reft CS(1), Kuchnir FT, Rosenberg I, Myrianthopoulos LC. Author information: (1)Department of Radiation and Cellular Oncology, University of Chicago, Illinois 60637. Sr-90 ophthalmic applicators are commonly used for the treatment of superficial eye disorders.

  • Strontium: Uses, Side Effects, Interactions, Dosage, and ...

    Use strontium supplements with caution if you have kidney disease. Strontium ranelate should not be used if kidney disease is advanced. Blood clotting disorders: Strontium ranelate is associated ...

  • (PDF) The Use of Strontium-90 Beta Radiotherapy as ...

    Strontium-90 ophthalmic applicators used. (a) SIA-1 ophthalmic applicator. (b) SIA-6 ophthalmic applicator. Note the central active area with a peripheral inactive rim (see Section 2). ...

  • (FSME-08-035, April, Training, Ophthalmic Use of Strontium ...

    OPHTHALMIC USE OF STRONTIUM-90 (FSME-08-035) Purpose: This is to inform you that the U.S. Nuclear Regulatory Commission (NRC) staff has prepared the enclosed Compatibility Resolution CR-08-01 dealing with 10 CFR 35.491(b)(3), Training For Ophthalmic Use Of Strontium-90. Background:

  • WAC 246-240-281:

    Training for ophthalmic use of strontium-90. Except as provided in WAC 246-240-078, the licensee shall require the authorized user of strontium-90 for ophthalmic radiotherapy to be a physician who: (1) Is an authorized user under WAC 246-240-278 or equivalent agreement state or NRC requirements; or

  • Why Strontium Is Not Advised for Bone Health - American ...

    (Strontium may remain in the bones for as long as 7–10 years after the last dose.) Strontium has a chemical similarity to calcium and will replace calcium as the mineral in bone. Because strontium atoms are heavier than calcium atoms, swapping some of the calcium atoms with strontium atoms will make the bone mineral density appear to increase.

  • PART 335 MEDICAL USE OF RADIOACTIVE MATERIAL

    Section 335.9120 Training for Ophthalmic Use of Strontium-90 . Except as provided in Section 335.9160, the licensee shall require the authorized user using only strontium-90 for ophthalmic radiation therapy to be a physician who:

  • WAC 246-240-281:

    Training for ophthalmic use of strontium-90. Except as provided in WAC 246-240-078, the licensee shall require the authorized user of strontium-90 for ophthalmic radiotherapy to be a physician who: (1) Is an authorized user under WAC 246-240-278 or equivalent agreement state or NRC requirements; or

  • Training for Ophthalmic Use of Strontium-90

    Division 116, Use of Radionuclides in the Healing Arts; Rule 333-116-0700, Training for Ophthalmic Use of Strontium-90. Refreshed: 2020-05-22

  • (FSME-08-035, April, Training, Ophthalmic Use of Strontium ...

    OPHTHALMIC USE OF STRONTIUM-90 (FSME-08-035) Purpose: This is to inform you that the U.S. Nuclear Regulatory Commission (NRC) staff has prepared the enclosed Compatibility Resolution CR-08-01 dealing with 10 CFR 35.491(b)(3), Training For Ophthalmic Use Of Strontium-90. Background:

  • 4731.4459 - MN Rules Part

    Joint Departments, Offices, and Commissions. Joint Legislative Offices Revisor of Statutes Legislative Reference Library

  • Surface dose rate calibration of Sr-90 plane ophthalmic ...

    @article{osti_5483723, title = {Surface dose rate calibration of Sr-90 plane ophthalmic applicators}, author = {Goetsch, S J and Sunderland, K S}, abstractNote = {Calibration of an imported strontium-90 ophthalmic applicator at the U.S. National Bureau of Standards (now the National Institute of Standards and Technology) has disclose a significant discrepancy in dose rate calibration (32%-35% ...

  • The Dosimetry of 90 SR Ophthalmic Applicators

    The Dosimetry of 90 SR Ophthalmic Applicators. The Dosimetry of 90 SR Ophthalmic Applicators. The Dosimetry of 90 SR Ophthalmic Applicators Br J Radiol. 1971 Mar;44(519):238. Authors C H Jones, F Dermentzoglou. PMID: 5548832 MeSH terms ... Strontium Isotopes ...

  • (PDF) The Use of Strontium-90 Beta Radiotherapy as ...

    Strontium-90 ophthalmic applicators used. (a) SIA-1 ophthalmic applicator. (b) SIA-6 ophthalmic applicator. Note the central active area with a peripheral inactive rim (see Section 2). ...

  • Strontium-90 Sr - PubChem

    Medical records of cats with cutaneous mast cell tumors (CMCTs) in which tumors were radiated by use of a strontium-90 ophthalmic applicator from 1992 to 2002 were reviewed. Cats were included if CMCT was diagnosed, there were no other sites of MCT involvement at the time of treatment, and records contained adequate follow-up information to ...

  • Why Strontium Is Not Advised for Bone Health - American ...

    (Strontium may remain in the bones for as long as 7–10 years after the last dose.) Strontium has a chemical similarity to calcium and will replace calcium as the mineral in bone. Because strontium atoms are heavier than calcium atoms, swapping some of the calcium atoms with strontium atoms will make the bone mineral density appear to increase.

  • AUTHORIZED USER TRAINING AND EXPERIENCE AND

    classroom and laboratory training applicable to the medical use of strontium-90 for ophthalmic radiotherapy, has used strontium-90 for ophthalmic treatment of 5 individuals, as required by 10 CFR 35.491(b), and has achieved a level of competency sufficient to function independently as an authorized user of strontium-90 for ophthalmic use.

  • AUTHORIZED USER TRAINING AND EXPERIENCE AND

    classroom and laboratory training applicable to the medical use of strontium-90 for ophthalmic radiotherapy, has used strontium-90 for ophthalmic treatment of 5 individuals, as required by 420-3-26-.07(69)(b), and has achieved a level of competency sufficient to function independently as an authorized user of strontium-90 for ophthalmic use.

  • RADIOACTIVE STRONTIUM IN OPHTHALMIC TREATMENT, Acta ...

    Compared with short-distance therapy, strontium treatment has the further advantage that, for instance with the patch applicator, it can be limited to a definite area of the cornea. For reasons of economy and ease of manipulation the method can be recommended for use in hospitals in which there is an Ophthalmic Section.

  • Strontium chemical element Britannica

    Strontium (Sr), chemical element, one of the alkaline-earth metals of Group 2 (IIa) of the periodic table. It is used as an ingredient in red signal flares and phosphors and is the principal health hazard in radioactive fallout. atomic number 38 atomic weight 87.62 melting point 769 °C (1,416 °F)

  • Training for Ophthalmic Use of Strontium-90

    Division 116, Use of Radionuclides in the Healing Arts; Rule 333-116-0700, Training for Ophthalmic Use of Strontium-90. Refreshed: 2020-05-22

  • The Dosimetry of 90 SR Ophthalmic Applicators

    The Dosimetry of 90 SR Ophthalmic Applicators. The Dosimetry of 90 SR Ophthalmic Applicators. The Dosimetry of 90 SR Ophthalmic Applicators Br J Radiol. 1971 Mar;44(519):238. Authors C H Jones, F Dermentzoglou. PMID: 5548832 MeSH terms ... Strontium Isotopes ...

  • 64E-5.653 : Training for Ophthalmic Use of Strontium 90 ...

    Training for Ophthalmic Use of Strontium 90: 8236384: Effective: 02/11/2010 Proposed 64E-5.101..... The purpose of these proposed rule changes is to maintain required compatibility with the U.S. Nuclear Regulatory Commission by updating department rules for the medical use of radioactive materials and temporary jobsite .... 7692020: 10/2/2009 ...

  • (PDF) The Use of Strontium-90 Beta Radiotherapy as ...

    Strontium-90 ophthalmic applicators used. (a) SIA-1 ophthalmic applicator. (b) SIA-6 ophthalmic applicator. Note the central active area with a peripheral inactive rim (see Section 2). ...

  • 3701:1-58-52 Training for ophthalmic use of strontium-90.

    3701:1-58-52 Training for ophthalmic use of strontium-90. Except as provided in rule 3701:1-58-21 of the Administrative Code, the licensee shall require the authorized user of strontium-90 for ophthalmic radiotherapy to be a physician who: Is an authorized user under rule 3701:1-58-51 of the Administrative Code, or equivalent United States nuclear regulatory commission or agreement state ...

  • RADIOACTIVE STRONTIUM THERAPY OF THE EYE: Corneal ...

    Radioactive strontium (Sr 90) was chosen for the source material by Friedell and his associates, 1 who were the first to use this fission product in an applicator for ophthalmic use. Following the lead of this laboratory model, commercial physicists recently developed a clinical model, the RA-1 Medical Applicator. 2

  • Strontium chemical element Britannica

    Strontium (Sr), chemical element, one of the alkaline-earth metals of Group 2 (IIa) of the periodic table. It is used as an ingredient in red signal flares and phosphors and is the principal health hazard in radioactive fallout. atomic number 38 atomic weight 87.62 melting point 769 °C (1,416 °F)

  • FILM CALIBRATION OF A STRONTIUM 90 OPHTHALMIC

    SIA-i ophthalmic applicator. S=S(i5 MeV electrons). thedata shown inFigure : d D,(rads).12 19.30 47.48 7’.66 94.94 137 1.16 166 1.27 i88 1.44 211 VOL. ii8, No. Strontium 90Ophthalmic Applicator 9” where S=S(2.27 MeV electrons). where Eisthe average energy spent per grain made developable, Aisi.7XJo”, a constant which contains themass ofsilver

  • AUTHORIZED USER TRAINING AND EXPERIENCE AND

    classroom and laboratory training applicable to the medical use of strontium-90 for ophthalmic radiotherapy, has used strontium-90 for ophthalmic treatment of 5 individuals, as required by 420-3-26-.07(69)(b), and has achieved a level of competency sufficient to function independently as an authorized user of strontium-90 for ophthalmic use.

  • Strontium: Health Benefits, Uses, Side Effects, Dosage ...

    Strontium is a silvery metal found naturally as a non-radioactive element.About 99% of the strontium in the human body is concentrated in the bones.. Several different forms of strontium are used as medicine. Scientists are testing strontium ranelate to see if it can be taken by mouth to treat thinning bones (osteoporosis).Radioactive strontium-89 is given intravenously (by IV) for prostate ...

  • APPENDIX 3 REMOTE AFTERLOADER, GAMMA STEREOTACTIC ...

    classroom and laboratory training applicable to the medical use of strontium-90 for ophthalmic radiotherapy, has used strontium-90 for ophthalmic treatment of 5 individuals, as required by 64E-5.653(2), and has achieved a level of competency sufficient to function independently as an authorized user of strontium-90 for ophthalmic use.

  • Strontium-90 - an overview ScienceDirect Topics

    Ophthalmic. Ophthalmic plaques can used to deliver brachytherapy to the conjunctiva or the sclera. The choice of isotope used determines the type of applicator. Curved solid isotope applicators use Strontium-90 (90 Sr) with a fixed diameter applicator (typically 12 mm; see Figure 15-17) or Ruthenium-106 (106 Ru) in a range of diameters. These ...

  • Surface dose rate calibration of Sr‐90 plane ophthalmic ...

    Calibration of an imported strontium‐90 ophthalmic applicator at the U.S. National Bureau of Standards (now the National Institute of Standards and Technology) has disclosed a significant discrepan...

  • AUTHORIZED MEDICAL PHYSICIST TRAINING AND

    4731.4450 Ophthalmic use of Strontium-90 . 4731.4463 (remote afterloader) 4731.4463 (teletherapy) 4731.4463 (gamma stereotactic radiosurgery) PART I – TRAINING AND EXPERIENCE (Select one of the three methods below) * Training and Experience, including board certification, must have been obtained within seven years preceding the date