1896

First x-ray images produced in Canada (McGill Montreal/RMC Kingston)

1916

Formation of National Research Council (NRC) of Canada (Ottawa)

1925

Canada's first Radon Gas Plant established (Halifax)

1931

National Research Council of Canada - Radium source calibration standards established

1934

Montreal Neurological Institute (MNI) established

1935

400 kVp and Radium Therapy used clinically

1945

HE Johns appointed to Saskatchewan Cancer Commission

1946

Atomic Energy Control Board (AECB) established

1949

World First - Clinical Betatron therapy (Saskatoon)

1951

World Firsts - Clinical Cobalt-60 therapy (London/Saskatoon)

1952

Formation of Atomic Energy of Canada Limited (AECL)

1953

Publication of First Edition of The Physics of Radiation Therapy (Johns as sole author)

1955

First (and only) Meeting of the Canadian Association of Medical Physicists (CAMP)

1955

Formation of the Division of Medical & Biological Physics (of CAP)

1957

World First - Racetrack Microtron Accelerator Prototype (MacDonald et al, Western University)

1963

Interactive Radiotherapy Planning on a Computer Workstation ( AECL TP-11)

1964

Dose Corrections for Lung Inhomogeneities in Radiotherapy (Batho, Kornelson)

1964

First Pixel-Based Dose Computations for Radiotherapy (Beaudoin/Cunningham)

1967

Publication of The Radiobiology of Cultured Mamallian Cells (Elkind & Whitmore)

1969

TRIUMF Physics facility opens in Vancouver

1969

Third edition of The Physics of Radiology (Johns, with Cunningham as co-author)

1971

X-ray CT Reconstruction Agorithms (Peters)

1972

Radiotherapy Planning on a Time-Shared Mainframe Computer (GE, Ontario)

1975

Radiotherapy Planning on a dedicated Computer Workstation (AECL TP-11, Cunningham)

1975

PET Scanning Detectors and Imaging Developments (Sherbrooke, MNI)

1979

Ionizing Radiation Standards (NRC) Restructured (Rogers et al.)

1979

Formation of the Canadian College of Physicists in Medicine (CCPM)

1979

Survey of x-ray imaging doses in Toronto hospitals raises concerns (Taylor, Johns)

1980

Healing Arts Radiation Protection (HARP) Act passed in Ontario

1980

Pion therapy starts at TRIUMF

1980

MARIA - Medical Accelerator Research Institute of Alberta established (Chapman)

1981

First Provincial Survey of x-ray imaging doses using mailed TLDs (Nova Scotia)

1982

Therac 25 Linac - Innovative Double-Pass Design

1982

First medical MRI Scans in Canada (Lawson Health Research Institute)

1983

Development of Micro-Ultrasound Imaging (Foster et al.)

1984

Convolution/Superposition Methods for computing 3D Radiotherapy Dose Distributions (Mackie, Alberta)

1985

Therac 25 radiation incidents prompt urgent review and changes in safety of medical software

1987

HARP Regulations implemented (Ontario)

1988

Sylvia Fedoruk appointed Lieutenant Governor of Saskatchewan

1989

Formation of the Canadian Organization of Medical Physicists (COMP)

1990

World First Ytterbium-169 Brachytherapy Implant (London Regional Cancer Program)

1991

Monte Carlo Methods applied to Radiation Dosimetry - OMEGA Project (Ottawa Madison)

1993

Development of Tomotherapy Unit with CT Image Guidance (Mackie et al.)

1993

Canada's First CAMPEP-accredited Graduate Program in Medical Physics (McGill)

1993

Helical Tomotherapy Prototype is designed (Mackie et al.)

1995

Monte Carlo Modeling of Medical Accelerator Beams - BEAM Program (NRC)

1995

Publication of A New Kind of Ray: The Radiological Sciences in Canada 1985-1995 (Aldrich &Lentle)

1999

Publication of The Modern Technology of Radiation Oncology (VanDyk) - Volume 1 (or eventual 4)

1999

Development of 3D Ultrasound Imaging (Fenster et al.)

2000

Canadian Nuclear Safety Commission (CNSC) is established, replacing AECB

2000

EGSnrc Monte Carlo Code released for medical radiation simulations

2001

Theratronics-NRC releases the first commercial Monte Carlo code for radiotherapy (VMC++)

2002

Canada's First PET-CT scanner (Lee, Lawson Health Research Institute)

2002

Mouse Imaging Centre established for phenogenomics (Henkelman et al.)

2002

Shrek movie wins academy animation award using Canadian biomedical optics (McMaster University)

2002

Cone-Beam CT Image Guidance on Accelerator C-Arm Gantry (Jaffray et al)

2003

Development of Digital Mammography (Yaffe et al.)

2004

Canadian Light Source opens in Saskatoon

2004

Tomotherapy - Clinical Evaluation starts in Canada (Alberta, Ontario)

2005

Publication of Radiation Oncology Physics : Handbook for Teachers and Students (Podgorsak)

2005

Survey of Computed Tomography Doses in British Columbia (Aldrich)

2010

Publication of Radiation Physics for Medical Physicists (Podgorsak)

2012

Canada's First clinical PET-MRI scanner (Prato et al., Lawson Health Research Institute)

2013

5 Canadians among "50 medical physicists making outstanding contributions over the last 50 years" (IOMP)

2016

Publication of Advances in Medical Physics 2016 - with major Canadian content !