3D-printed micro-axicon enables extended depth-of-focus intravascular optical coherence tomography <i>in vivo</i>

Pavel Ruchka; Alok Kushwaha; Jessica A. Marathe; Lei Xiang; Rouyan Chen; Rodney Kirk; Joanne T. M. Tan; Christina A. Bursill; Johan Verjans; Simon Thiele; Robert Fitridge; Robert A. McLaughlin; Peter J. Psaltis; Harald Giessen; Jiawen Li

doi:10.1117/1.AP.7.2.026003

Advanced Photonics, Volume. 7, Issue 2, 026003(2025)

3D-printed micro-axicon enables extended depth-of-focus intravascular optical coherence tomography in vivo

Pavel Ruchka¹, Alok Kushwaha^2,3, Jessica A. Marathe^4,5,6, Lei Xiang^2,3, Rouyan Chen^2,3,6, Rodney Kirk^3,4, Joanne T. M. Tan^4,6, Christina A. Bursill^4,6, Johan Verjans^4,5,6, Simon Thiele⁷, Robert Fitridge^4,8, Robert A. McLaughlin^3,4, Peter J. Psaltis^4,5,6, Harald Giessen¹, and Jiawen Li^2,3,6、*

Author Affiliations

¹University of Stuttgart, 4th Physics Institute and Research Center SCoPE, Stuttgart, Germany

²University of Adelaide, School of Electrical and Mechanical Engineering, Adelaide, South Australia, Australia

³University of Adelaide, Institute for Photonics and Advanced Sensing, Adelaide, South Australia, Australia

⁴University of Adelaide, Faculty of Health and Medical Sciences, Adelaide, South Australia, Australia

⁵Central Adelaide Local Health Network, Department of Cardiology, Adelaide, South Australia, Australia

⁶South Australian Health and Medical Research Institute (SAHMRI), Lifelong Health Theme, Adelaide, South Australia, Australia

⁷Printoptix GmbH, Stuttgart, Germany

⁸Central Adelaide Local Health Network, Vascular and Endovascular Service, Adelaide, South Australia, Australia

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Pavel Ruchka, Alok Kushwaha, Jessica A. Marathe, Lei Xiang, Rouyan Chen, Rodney Kirk, Joanne T. M. Tan, Christina A. Bursill, Johan Verjans, Simon Thiele, Robert Fitridge, Robert A. McLaughlin, Peter J. Psaltis, Harald Giessen, Jiawen Li, "3D-printed micro-axicon enables extended depth-of-focus intravascular optical coherence tomography in vivo," Adv. Photon. 7, 026003 (2025)

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