To be part of our organization, every employee should understand and share in the YNHHS Vision, support our Mission, and live our Values. These values-integrity, patient-centered, respect, accountability, and compassion - must guide what we do, as individuals and professionals, every day.
Under general direction, the medical physicist in radiation oncology is responsible for providing radiation oncologists with all the physical data required for the delivery of radiation treatments; developing methods and devices that facilitate the accomplishment of treatment prescriptions; providing medical dosimetrists with physical data required for treatment planning; and teaching physics of radiation therapy to resident physicians, medical physics residents, dosimetry and radiation therapy students.
Responsibilities: 1. Equipment calibration and maintenance. 1.1. Perform calibrations on all radiation therapy equipment on a routine basis and prepare calibration reports that include all of the data necessary for the safe and accurate application of the equipment to radiation therapy. Treatment equipment includes linear accelerators and the associated imaging devices, orthovoltage x-ray units, CT simulators, gamma knife, high-dose-rate afterloading units, and a host of radioactive sources. 1.2. Perform constancy and integrity check of all instrumentations used in radiation measurements to ensure accurate and reliable calibration results. Instrumentations include ionization chambers, diode detectors, thermal luminescent detectors, optical stimulated luminescent detectors, radiographic films, electrometers, barometers, thermometers, and related accessories and devices. 1.3. Assist in the preparation of purchase specifications for major radiation equipment. Supervise the installation and performs acceptance testing of such equipment. 1.4. Provide support and assistance to Radiological Engineers in equipment repair and post-repair verification. 2. Radiation dosimetry and characterization 2.1. Perform radiation dosimetry characterization of new radiation treatment equipments and techniques. 2.2. Perform dosimetry measurements needed to verify the performance of treatment planning systems 2.3. Perform dosimetry characterization of radiation modifying devices such as electron cutout 2.4. Perform in vivo dosimetry needed for assessing dose delivered to specific regions of interest requested by attending physicians 2.5. Design and perform investigative dosimetry measurements to address questions arising in daily clinical practice 3. Treatment planning and evaluation 3.1. Manage treatment-planning computer systems which include maintaining and updating data base, development of new software, and implementing and overseeing quality assurance programs. 3.2. Proficient in properties of clinical photon and electron beams for optimal treatment plan design 3.3. Proficient in dosimetric and model based tools for treatment plan evaluation 3.4. Proficient in administration and treatment planning tools of the treatment planning systems 3.5. Design conformal 3D and IMRT plans for patients and/or for systematic investigations of different treatment strategies 3.6. Perform MU hand calculations for photon and electron beams as second check 3.7. Perform initial and periodic chart checks 3.8. Develop working relationships with dosimetrists, physician residents, and attending physicians 4. Special treatment procedure and medical physics consult 4.1. Design and assist the construction of specialized devices and instruments for new clinical techniques and evaluate such equipment to assure proper operation 4.2. Proficient in planning and in vivo verification of total body irradiation (TBI) and total skin electron therapy (TSET) 4.3. Proficient in planning and treatment oversight of high-dose-rate brachytherapy treatments 4.4. Proficient in planning and treatment oversight of stereotactic cranial and body radiosurgery/radiotherapy 4.5. Assists physicians in the solution of clinical problems 5. Facility design and radiation protection. 5.1. Calculate room shielding requirements based on regulations 5.2. Inspect shielding installation to ensure it is done according to the specifications 5.3. Measure radiation leakage to ensure the facility shielding meets federal, state and local requirements 6. Quality assurance 6.1. Develop and assist the implementation of quality assurance programs, and test these programs for conformance with specifications established by the JCAHO, NRC and other regulatory agencies. 6.2. Perform biweekly, monthly, and quarterly QA of Linacs and orthovoltage x-ray units 6.3. Participate in annual Linac QA checks 6.4. Identify safety issues with Linacs and other treatment equipments 6.5. Perform IMRT and special procedure plan verification measurements 6.6. Perform charts check and independent MU verification calculation 7. Teaching and professional development 7.1. Present lectures and laboratory demonstrations to resident physicians, medical radiation dosimetry students, and radiation therapy students on physics of radiation therapy 7.2. Maintain up-to-date knowledge of developments in radiological physics, and introduces new developments into Yale-New Haven Hospital through membership in scientific organizations, attendance at scientific meetings, and reading of scientific journals 7.3. Interface with other Hospital departments (Diagnostic Imaging, Medicine, OB/GYN, Neuosurgery) for the purpose of introducing new modalities (CT, MRI, bone-marrow transplants, outpatient treatment of GYN, cancer, sterotactic radiosurgery, radioactive-seed implants) into the practice of radiation oncology. 7.4. Support the Hospital's Customer Relations programs in all contacts 7.5. Develop abilities to function in the roles and responsibilities of an independent medical physicist 7.6. Develop abilities to solve daily clinical problems and answer physics questions independently. 7.7. Develop abilities to interact with and educate as necessary radiation oncologists, medical residents, dosimetrists and therapists 8. Performs other job-related duties as required. 9. The above-listed duties and responsibilities also apply to Backus Hospital, Norwich; Lawrence & Memorial Hospital, New London; Bridgeport Hospital, Bridgeport; Shoreline Medical Center, Guilford, and to other clinics that have contractual agreement(s) with Yale-New Haven Hospital.
A Ph.D. in physics, medical physics, or a closely related discipline or M.S. in physics, medical physics, or a closely related discipline with board certification.
The ideal candidate should have completed a clinical residency or should have post-doctoral training with a minimum of two (2) years of experience in a clinical environment performing Radiation Therapy Physics. Certified in therapeutic radiological physics by the American Board of Radiology or equivalent board is required.
Competent in theory and practice of radiation dosimetry; demonstrable knowledge of fundamental physics, advanced mathematics, advanced atomic and nuclear physics, basic anatomy, computer operation, and network basics; strong analytic skills in analyzing and solving problems encountered in the design and execution of radiation therapy; good verbal and written communication skills; and familiar with current radiation safety standards
Twice monthly meetings with Director for the purpose of reviewing status of projects, quality assurance program, current problems, etc.
Exercise discretion and independent judgment in developing methods and devices that facilitate the accomplishment of treatment prescriptions. Analyze relevant clinical and scientific data and solve complex dosimetry/quality assurance problems with independent thought process. Perform all job duties and responsibilities in a manner that assures satisfaction of many different types of health professionals in a complex work environment. Initiate or actively participate in projects which may require creative thinking and original development to improve the efficacy and safety of radiation therapy.