Fix, Michael

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2018

Volken, Werner; Zulliger, M A; Koller, B; Manser, Peter; Fix, Michael (2018). Investigation on the resolution of a micro cone beam CT scanner scintillating detector using Monte Carlo methods. Physica medica, 53, pp. 17-24. Elsevier 10.1016/j.ejmp.2018.08.002

Fix, Michael K.; Frei, Daniel; Volken, Werner; Terribilini, Dario; Müller, Silvan Andreas; Eliçin, Olgun; Hemmatazad, Hossein; Aebersold, Daniel M.; Manser, Peter (2018). Part 1: Optimization and evaluation of dynamic trajectory radiotherapy. Medical physics, 45(9), pp. 4201-4212. American Association of Physicists in Medicine AAPM 10.1002/mp.13086

Mueller, S; Manser, P.; Volken, W.; Frei, D.; Kueng, R; Herrmann, E.; Eliçin, O.; Aebersold, D. M.; Stampanoni, M F M; Fix, M. K. (2018). Part 2: Dynamic mixed beam radiotherapy (DYMBER): Photon dynamic trajectories combined with modulated electron beams. Medical physics, 45(9), pp. 4213-4226. American Association of Physicists in Medicine AAPM 10.1002/mp.13085

Manser, Peter; Frauchiger, Daniel; Frei, Daniel; Volken, Werner; Terribilini, Dario; Fix, Michael (2018). Dose calculation of dynamic trajectory radiotherapy using Monte Carlo. (In Press). Zeitschrift für medizinische Physik Elsevier 10.1016/j.zemedi.2018.03.002

Mueller, Silvan; Fix, Michael; Henzen, Dominik; Frei, Daniel; Frauchiger, Daniel; Lössl, Kristina; Stampanoni, Marco F M; Manser, Peter (2018). Electron beam collimation with the photon MLC for standard electron treatments. Physics in medicine and biology, 63(2), 025017. Institute of Physics Publishing IOP 10.1088/1361-6560/aa9fb6

Henzen, Dominik; Schmidhalter, Daniel; Zanella, Claudia Christina; Volken, Werner; Mackeprang, Paul-Henry; Malthaner, Marco; Fix, Michael; Manser, Peter (2018). Evaluation of clinically applied treatment beams with respect to bunker shielding parameters for a Cyberknife M6. Journal of applied clinical medical physics, 19(1), pp. 243-249. American Association of Physicists in Medicine 10.1002/acm2.12215

Mackeprang, Paul-Henry; Vuong, D; Volken, Werner; Henzen, Dominik; Schmidhalter, Daniel; Malthaner, Marco; Mueller, S; Frei, Daniel; Stampanoni, M F M; Dal Pra, Alan; Aebersold, Daniel; Fix, Michael; Manser, Peter (2018). Independent Monte-Carlo dose calculation for MLC based CyberKnife radiotherapy. Physics in medicine and biology, 63(1), 015015. Institute of Physics Publishing IOP 10.1088/1361-6560/aa97f8

Herrmann, Evelyn; Terribilini, Dario; Manser, Peter; Fix, Michael; Toporek, G.; Candinas, Daniel; Weber, S.; Aebersold, Daniel; Lössl, Kristina (2018). Accuracy assessment of a potential clinical use of navigation-guided intra-operative liver metastasis brachytherapy—a planning study. Strahlentherapie und Onkologie, 194(11), pp. 1030-1038. Springer 10.1007/s00066-018-1334-y

2017

Manser, Peter; Peter, Silvia; Volken, Werner; Zulliger, Martin A; Laib, Andres; Koller, Bruno; Fix, Michael (2017). Implementation and application of a Monte Carlo model for an in vivo micro computed tomography system. Physica medica, 44, pp. 34-41. Elsevier 10.1016/j.ejmp.2017.11.005

Terribilini, Dario; Vitzthum, Veronika; Volken, Werner; Frei, Daniel; Lössl, Kristina; van Veelen, Bob; Manser, Peter; Fix, Michael (2017). Performance evaluation of a collapsed cone dose calculation algorithm for HDR Ir-192 of APBI treatments. Medical physics, 44(10), pp. 5475-5485. American Association of Physicists in Medicine AAPM 10.1002/mp.12490

Ernst, Marina; Manser, Peter; Dula, Karl; Volken, Werner; Stampanoni, Marco; Fix, Michael (2017). TLD measurements and Monte Carlo calculations of head and neck organ and effective doses for Cone Beam Computed Tomography using 3D Accuitomo 170. Dento maxillo facial radiology, 46(7), p. 20170047. British Institute of Radiology 10.1259/dmfr.20170047

Mueller, S; Fix, Michael; Joosten, Andreas; Henzen, Dominik; Frei, Daniel; Volken, Werner; Küng, Reto; Aebersold, Daniel; Stampanoni, M F M; Manser, Peter (2017). Simultaneous optimization of photons and electrons for mixed beam radiotherapy. Physics in medicine and biology, 62(14), pp. 5840-5860. Institute of Physics Publishing IOP 10.1088/1361-6560/aa70c5

Passarge, Michelle; Fix, Michael; Manser, Peter; Stampanoni, Marco F M; Siebers, Jeffrey V (2017). A Swiss cheese error detection method for real-time EPID-based quality assurance and error prevention. Medical physics, 44(4), pp. 1212-1223. American Association of Physicists in Medicine AAPM 10.1002/mp.12142

Eliçin, Olgun; Terribilini, Dario; Shelan, Mohamed; Volken, Werner; Mathier, Etienne; Dal Pra, Alan; Aebersold, Daniel; Fix, Michael; Manser, Peter (2017). Primary tumor volume delineation in head and neck cancer: missing the tip of the iceberg? Radiation oncology, 12(1), p. 102. BioMed Central 10.1186/s13014-017-0838-4

Küng, Reto; Driscoll, B; Manser, Peter; Fix, Michael; Stampanoni, M; Keller, H (2017). Quantification of local image noise variation in PET images for standardization of noise-dependent analysis metrics. Biomedical physics & engineering express, 3(2), 025007. IOP Publishing 10.1088/2057-1976/3/2/025007

2016

Passarge, M; Fix, Michael; Manser, Peter; Stampanoni, M F M; Siebers, J V (June 2016). MO-FG-202-07: Real-Time EPID-Based Detection Metric For VMAT Delivery Errors. Medical physics, 43(6), p. 3713. American Association of Physicists in Medicine AAPM 10.1118/1.4957310

Mackeprang, Paul-Henry; Volken, Werner; Terribilini, Dario; Frauchiger, Daniel; Klippel, Norbert; Zaugg, Kathrin; Aebersold, Daniel; Fix, Michael; Manser, Peter (June 2016). SU-F-T-412: Spatiotemporal Distribution of Dose Rates in VMAT Plans. Medical physics, 43(6), p. 3558. American Association of Physicists in Medicine AAPM 10.1118/1.4956597

Fix, Michael; Frei, Daniel; Volken, Werner; Terribilini, Dario; Aebersold, Daniel; Manser, Peter (June 2016). TH-EF-BRB-02: Feasibility of Optimization for Dynamic Trajectory Radiotherapy. Medical physics, 43(6), p. 3894. American Association of Physicists in Medicine AAPM 10.1118/1.4958248

Mueller, S; Joosten, Andreas; Fix, Michael; Henzen, Dominik; Volken, Werner; Frei, Daniel; Stampanoni, Mfm; Manser, Peter (June 2016). SU-F-T-89: Investigation of Simultaneous Optimization of Photon and Electron Apertures for Mixed Beam Radiotherapy Based On An Academic Case. Medical physics, 43(6), p. 3482. American Association of Physicists in Medicine AAPM 10.1118/1.4956225

Henzen, Dominik; Zanella do Amaral Campos, Pedro Paulo; Schmidhalter, Daniel; Volken, Werner; Mackeprang, Paul-Henry; Malthaner, Marco; Fix, Michael; Manser, Peter (June 2016). TH-AB-201-05: Determining the Direction Distribution of the Primary Radiation for a Cyberknife-M6. Medical physics, 43(6), p. 3850. American Association of Physicists in Medicine AAPM 10.1118/1.4958033

Küng, Reto; Manser, Peter; Fix, Michael; Driscoll, B; Stampanoni, M F M; Keller, H (June 2016). SU-G-IeP4-13: PET Image Noise Variability and Its Consequences for Quantifying Tumor Hypoxia. Medical physics, 43(6), p. 3680. American Association of Physicists in Medicine AAPM 10.1118/1.4957108

Schmidhalter, Daniel; Henzen, Dominik; Malthaner, Marco; Frauchiger, Daniel; Fix, Michael; Manser, Peter (June 2016). SU-F-T-586: Pre-Treatment QA of InCise2 MLC Plans On a Cyberknife-M6 Using the Delta4 System in SBRT. Medical physics, 43(6), p. 3598. American Association of Physicists in Medicine AAPM 10.1118/1.4956771

Mackeprang, Paul-Henry; Volken, Werner; Terribilini, Dario; Frauchiger, Daniel; Zaugg, Kathrin; Aebersold, Daniel; Fix, Michael; Manser, Peter (2016). Assessing dose rate distributions in VMAT plans. Physics in medicine and biology, 61(8), pp. 3208-3221. Institute of Physics Publishing IOP 10.1088/0031-9155/61/8/3208

Fix, Michael; Volken, Werner; Frei, Daniel; Terribilini, Dario; Aebersold, Daniel; Manser, Peter (2016). Assessment tool to quantify and visualize treatment plan robustness regarding patient setup. Radiotherapy and oncology, 118, S41. Elsevier 10.1016/S0167-8140(16)30084-6

Mackeprang, Paul-Henry; Schmidhalter, Daniel; Henzen, Dominik; Malthaner, Marco; Aebersold, Daniel; Manser, Peter; Fix, Michael (2016). PO-0828: Dosimetric assessment of a second generation Multi-Leaf Collimator for robotic radiotherapy. Radiotherapy and oncology, 119, S391-S392. Elsevier 10.1016/S0167-8140(16)32078-3

Fix, Michael; Frei, Daniel; Volken, Werner; Terribilini, Dario; Manser, Peter (2016). EP-1635: Volumetric modulated arc therapy optimization including dynamic collimator rotation. Radiotherapy and oncology, 119, S763. Elsevier 10.1016/S0167-8140(16)32886-9

2015

Fix, Michael; Manser, Peter (2015). Treatment planning aspects and Monte Carlo methods in proton therapy. Modern Physics Letters A, 30(17), p. 1540022. World Scientific Publishing 10.1142/S0217732315400222

2014

Henzen, Dominik; Manser, Peter; Frei, Daniel; Volken, Werner; Neuenschwander, H; Born, Ernst Johann; Joosten, Andreas; Lössl, Kristina; Aebersold, Daniel; Chatelain, Cécile; Stampanoni, M F M; Fix, Michael (2014). Beamlet based direct aperture optimization for MERT using a photon MLC. Medical physics, 41(12), p. 121711. American Association of Physicists in Medicine AAPM 10.1118/1.4901638

Peter, Silvia; Modregger, Peter; Fix, Michael; Volken, Werner; Frei, Daniel; Manser, Peter; Stampanoni, Marco (2014). Combining Monte Carlo methods with coherent wave optics for the simulation of phase-sensitive X-ray imaging. Journal of synchrotron radiation, 21(Pt 3), pp. 613-622. Blackwell Publishing 10.1107/S1600577514000952

Schmidhalter, Daniel; Malthaner, Marco; Born, Ernst Johann; Pica, Alessia; Schmücking, Michael; Aebersold, Daniel; Fix, Michael; Manser, Peter (2014). Assessment of patient setup errors in IGRT in combination with a six degrees of freedom couch. Zeitschrift für medizinische Physik, 24(2), pp. 112-122. Elsevier, Urban & Fischer 10.1016/j.zemedi.2013.11.002

Henzen, Dominik; Manser, Peter; Frei, Daniel; Volken, Werner; Neuenschwander, H; Born, Ernst Johann; Lössl, Kristina; Aebersold, Daniel; Stampanoni, M F M; Fix, Michael (2014). Forward treatment planning for modulated electron radiotherapy (MERT) employing Monte Carlo methods. Medical physics, 41(3), 031712. American Association of Physicists in Medicine AAPM 10.1118/1.4866227

Henzen, Dominik; Manser, Peter; Frei, Daniel; Volken, Werner; Neuenschwander, H; Born, Ernst Johann; Vetterli, Daniel; Chatelain, Cécile; Stampanoni, M F M; Fix, Michael (2014). Monte Carlo based beam model using a photon MLC for modulated electron radiotherapy. Medical physics, 41(2), 021714. American Association of Physicists in Medicine AAPM 10.1118/1.4861711

2013

Schmidhalter, D.; Fix, M.; Wyss, M.; Schaer, N.; Munro, P.; Scheib, S.; Kunz, P.; Manser, P. (2013). Evaluation of a new six degrees of freedom couch for radiation therapy. Medical physics, 40(11), p. 111710. American Association of Physicists in Medicine AAPM 10.1118/1.4823789

Chatelain, Cécile; Vetterli, Daniel; Henzen, Dominik; Favre, Pascal; Morf, Daniel; Scheib, Stefan; Fix, Michael K.; Manser, Peter (2013). Dosimetric properties of an amorphous silicon EPID for verification of modulated electron radiotherapy. Medical physics, 40(6), 061710. American Association of Physicists in Medicine AAPM 10.1118/1.4805113

Fix, Michael (2013). Photons: Clinical Considerations and Applications. In: Seco, Joao; Verhaegen, Frank (eds.) Monte Carlo Techniques in Radiation Therapy. Imaging in Medical Diagnosis and Therapy (p. 167). Boca Raton: CRC Press

Fix, Michael; Cygler, Joanna; Frei, Daniel; Volken, Werner; Neuenschwander, Hans; Born, Ernst J; Manser, Peter (2013). Generalized eMC implementation for Monte Carlo dose calculation of electron beams from different machine types. Physics in medicine and biology, 58(9), pp. 2841-59. Bristol: Institute of Physics Publishing IOP 10.1088/0031-9155/58/9/2841

Fix, Michael K; Frei, Daniel; Volken, Werner; Born, Ernst J; Aebersold, Daniel M; Manser, Peter (2013). Macro Monte Carlo for dose calculation of proton beams. Physics in medicine and biology, 58(7), pp. 2027-44. Bristol: Institute of Physics Publishing IOP 10.1088/0031-9155/58/7/2027

2011

Peterhans, Matthias; Frei, Daniel; Manser, Peter; Reyes, Mauricio; Fix, Michael K (2011). Monte Carlo Dose Calculation on Deforming Anatomy. Zeitschrift für medizinische Physik, 21(2), pp. 113-23. Amsterdam: Elsevier, Urban & Fischer 10.1016/j.zemedi.2010.11.002

Fix, Michael K; Volken, Werner; Frei, Daniel; Frauchiger, Daniel; Born, Ernst J; Manser, Peter (2011). Monte Carlo implementation, validation, and characterization of a 120 leaf MLC. Medical physics, 38(10), pp. 5311-20. College Park, Md.: American Association of Physicists in Medicine AAPM 10.1118/1.3626485

Magaddino, Vera; Manser, Peter; Frei, Daniel; Volken, Werner; Schmidhalter, Daniel; Hirschi, Lukas; Fix, Michael K (2011). Validation of the Swiss Monte Carlo Plan for a static and dynamic 6 MV photon beam. Zeitschrift für medizinische Physik, 21(2), pp. 124-34. Amsterdam: Elsevier, Urban & Fischer 10.1016/j.zemedi.2010.10.010

Spezi, E; Volken, W; Frei, D; Fix, M K (2011). A virtual source model for kilo-voltage cone beam CT: source characteristics and model validation. Medical physics, 38(9), pp. 5254-63. College Park, Md.: American Association of Physicists in Medicine AAPM 10.1118/1.3626574

2010

Terribilini, Dario; Fix, Michael K; Frei, Daniel; Volken, Werner; Manser, Peter (2010). VMC++ validation for photon beams in the energy range of 20-1000 keV. Medical physics, 37(10), pp. 5218-27. College Park, Md.: American Association of Physicists in Medicine AAPM

Fix, Michael K; Frei, Daniel; Volken, Werner; Neuenschwander, Hans; Born, Ernst J; Manser, Peter (2010). Monte Carlo dose calculation improvements for low energy electron beams using eMC. Physics in medicine and biology, 55(16), pp. 4577-88. Bristol: Institute of Physics Publishing IOP 10.1088/0031-9155/55/16/S11

Schmidhalter, D; Manser, P; Frei, D; Volken, W; Fix, M K (2010). Comparison of monte carlo collimator transport methods for photon treatment planning in radiotherapy. Medical physics, 37(2), pp. 492-504. College Park, Md.: American Association of Physicists in Medicine AAPM 10.1118/1.3284978

Schiefer, H; Fogliata, A; Nicolini, G; Cozzi, L; Seelentag, W W; Born, E; Hasenbalg, F; Roth, J; Schnekenburger, B; Münch-Berndl, K; Vallet, V; Pachoud, M; Reiner, B; Dipasquale, G; Krusche, B; Fix, M K (2010). The Swiss IMRT dosimetry intercomparison using a thorax phantom. Medical physics, 37(8), pp. 4424-31. College Park, Md.: American Association of Physicists in Medicine AAPM 10.1118/1.3460795

2008

Volken, Werner; Frei, Daniel; Manser, Peter; Mini, Roberto; Born, Ernst J; Fix, Michael K (2008). An integral conservative gridding--algorithm using Hermitian curve interpolation. Physics in medicine and biology, 53(21), pp. 6245-63. Bristol: Institute of Physics Publishing IOP 10.1088/0031-9155/53/21/023

Hasenbalg, F; Fix, M K; Born, E J; Mini, R; Kawrakow, I (2008). VMC++ versus BEAMnrc: a comparison of simulated linear accelerator heads for photon beams. Medical physics, 35(4), pp. 1521-31. College Park, Md.: American Association of Physicists in Medicine AAPM 10.1118/1.2885372

Hasenbalg, F; Manser, P; Born, E.J.; Fix, M.K. (2008). eMC for non-Varian machines: Preliminary study on the initial multiple source model.

Manser, P; Salm, P; Fix, M.K. (2008). Estimation of dosimetric uncertainties for a patient specific treatment plan in brachytherapie. Medical physics(35 (6), 2008), p. 2735. College Park, Md.: American Association of Physicists in Medicine AAPM

Volken, W; Frei, D; Manser, P; Mini, R; Born, E.J.; Fix, M.K. (2008). Hermitian curve interpolation for CT-data re-sampling. Medical physics, 35(6), p. 2664. College Park, Md.: American Association of Physicists in Medicine AAPM 10.1118/1.2961496

Volken, W; Frei, D; Manser, P; Mini, R; Born, E.J.; Fix, M.K. (2008). Re-gridding CT-data using Hermitian polynomial curve interpolation.

Manser, P; Salm, P; Fix, M.K. (2008). Calculation of uncertainties in brachytherapy treatment planning.

Fix, M.K.; Schmidhalter, D; Frei, D; Volken, W; Manser, P (2008). Efficient collimator transport for photon Monte Carlo treatment planning.

Fix, M.K.; Grundlehner, S; Glauser, W; Augsburger, D; Manser, P (2008). A phantom for modeling patient movement.

Hirschi, L.A.; Manser, P; Frei, D; Siebers, J.V.; Fix, M.K. (2008). Automatic source model tuning for a Varian 6 MV linear accelerator.

Terribilini, D; Fix, M.K.; Frei, D; Volken, W; Kawrakov, I; Manser, P (2008). Validation of VMC++ for photon beams in the energy range of 20-1000 keV. 10.1118/1.3488892

2007

Schmidhalter, D; Fix, M K; Niederer, P; Mini, R; Manser, P (2007). Leaf transmission reduction using moving jaws for dynamic MLC IMRT. Medical physics, 34(9), pp. 3674-87. College Park, Md.: American Association of Physicists in Medicine AAPM 10.1118/1.2768864

Fix, Michael K; Manser, Peter; Frei, Daniel; Volken, Werner; Mini, Roberto; Born, Ernst J (2007). An efficient framework for photon Monte Carlo treatment planning. Physics in medicine and biology, 52(19), N425-37. Bristol: Institute of Physics Publishing IOP 10.1088/0031-9155/52/19/N01

Vanderstraeten, Barbara; Chin, Pik Wai; Fix, Michael; Leal, Antonio; Mora, Grisel; Reynaert, Nick; Seco, Joao; Soukup, Martin; Spezi, Emiliano; De Neve, Wilfried; Thierens, Hubert (2007). Conversion of CT numbers into tissue parameters for Monte Carlo dose calculations: a multi-centre study. Physics in medicine and biology, 52(3), pp. 539-62. Bristol: Institute of Physics Publishing IOP 10.1088/0031-9155/52/3/001

2005

Vedam, S; Docef, A; Fix, M; Murphy, M; Keall, P (2005). Dosimetric impact of geometric errors due to respiratory motion prediction on dynamic multileaf collimator-based four-dimensional radiation delivery. Medical physics, 32(6), pp. 1607-20. College Park, Md.: American Association of Physicists in Medicine AAPM 10.1118/1.1915017

Fix, MK; Keall, PJ; Siebers, JV (2005). Photon-beam subsource sensitivity to the initial electron-beam parameters. Medical physics, 32(4), pp. 1164-75. College Park, Md.: American Association of Physicists in Medicine AAPM 10.1118/1.1884385

Mesbahi, A; Fix, M; Allahverdi, M; Grein, E; Garaati, H (2005). Monte Carlo calculation of Varian 2300C/D Linac photon beam characteristics: a comparison between MCNP4C, GEANT3 and measurements. Applied radiation and isotopes, 62(3), pp. 469-77. Oxford: Pergamon 10.1016/j.apradiso.2004.07.008

2004

Fix, MK; Keall, PJ; Dawson, K; Siebers, JV (2004). Monte Carlo source model for photon beam radiotherapy: photon source characteristics. Medical physics, 31(11), pp. 3106-21. College Park, Md.: American Association of Physicists in Medicine AAPM 10.1118/1.1803431

2001

Fix, MK; Manser, P; Born, EJ; Mini, R; Rüegsegger, P (2001). Monte Carlo simulation of a dynamic MLC based on a multiple source model. Physics in medicine and biology, 46(12), pp. 3241-57. Bristol: Institute of Physics Publishing IOP 10.1088/0031-9155/46/12/312

Fix, MK; Manser, P; Born, EJ; Vetterli, D; Mini, R; Rüegsegger, P (2001). Monte Carlo simulation of a dynamic MLC: implementation and applications. Medical physics, 11(3), pp. 163-70. College Park, Md.: American Association of Physicists in Medicine AAPM 10.1118/1.1328386

Fix, MK; Stampanoni, M; Manser, P; Born, EJ; Mini, R; Rüegsegger, P (2001). A multiple source model for 6 MV photon beam dose calculations using Monte Carlo. Physics in medicine and biology, 46(5), pp. 1407-27. Bristol: Institute of Physics Publishing IOP 10.1088/0031-9155/46/5/307

Stampanoni, M; Fix, M; Francois, P; Rüegsegger, P (2001). Computer algebra for x-ray spectral reconstruction between 6 and 25 MV. Medical physics, 28(3), pp. 325-7. College Park, Md.: American Association of Physicists in Medicine AAPM 10.1118/1.1350585

2000

Fix, MK; Keller, H; Rüegsegger, P; Born, EJ (2000). Simple beam models for Monte Carlo photon beam dose calculations in radiotherapy. Medical physics, 27(12), pp. 2739-47. College Park, Md.: American Association of Physicists in Medicine AAPM 10.1118/1.1318220

Keller, H; Fix, MK; Liistro, L; Rüegsegger, P (2000). Theoretical considerations to the verification of dynamic multileaf collimated fields with a SLIC-type portal image detector. Physics in medicine and biology, 45(9), pp. 2531-45. Bristol: Institute of Physics Publishing IOP 10.1088/0031-9155/45/9/307

1998

Keller, H; Fix, M; Rüegsegger, P (1998). Calibration of a portal imaging device for high-precision dosimetry: a Monte Carlo study. Medical physics, 25(10), pp. 1891-902. College Park, Md.: American Association of Physicists in Medicine AAPM 10.1118/1.598378

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