Influence of the laser welding process on changes in the magnetic induction of the Religa Heart ROT pump

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Sebastian Stano
Roman Kustosz
Artur Kapis
Przemysław Kurtyka
Jerzy Zalewski
Magda Zarwańska


The study addresses the results concerning the laser welding technology of the titanium circulatory support blood pump Religa Heart ROT. Pulse laser welding parameters were determined and selected. The influence of the pulse welding parameters and other conditions of welding process on the magnetic induction distribution of the mechanical circulatory support blood pump was investigated.


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S. Stano, R. Kustosz, A. Kapis, P. Kurtyka, J. Zalewski, and M. Zarwańska, “Influence of the laser welding process on changes in the magnetic induction of the Religa Heart ROT pump”, WeldTechRev, vol. 91, no. 4, Jun. 2019.


Altyntsev I., Kurtyka P., Darłak M., Kustosz R., Investigation of the permanent magnetic bearings for RELIGA HEART ROT centrifugal blood pump, Int. J. Artif. Organs, 2016, Vol. 39(7), 322.
DOI: 10.5301/ijao.5000507.

Junaid M., Baig M.N., Shamir M., Khan F.N., Rehman K., Haider J., A comparative study of pulsed laser and pulsed TIG welding of Ti-5Al-2.5Sn titanium alloy sheet, Journal of Materials Processing Technology, 2017, Vol. 242, 24-38.

Palanivel R., Dinaharan I., Laubscher R.F., Microstructure evolution and mechanical characterization of Nd:YAG laser beam welded titanium tubes, Materials Characterization, 2017, Vol. 134, 225–235.

Ascari A., Fortunato A., Guerrini G, Liverani E., Lutey A., Long Pulse Laser Micro Welding of Commercially Pure Titanium Thin Sheets. Procedia Engineering, 2017, Vol. 184, 274 – 283.

Lisiecki A., 2013431Welding of titanium alloy by Disk laser Proceedings Volume 8703, Laser Technology 2012: Applications of Lasers; 87030T (2013), Tenth Symposium on Laser Technology, 2012, Szczecin, Poland.

Yongjian Fang, Xiaosong Jiang, Tingfeng Song, Defeng Mo, Zhiping Luo: Pulsed laser welding of Ti-6Al-4V titanium alloy to AISI 316L stainless steel using Cu/Nb bilayer, Materials Letters, 2019, Vol. 244, 163-166.

Hui-Chi Chen, Guijun Bi, Bing Yang Lee, Chek Kweng Cheng, Laser welding of CP Ti to stainless steel with different temporal pulse shapes, Journal of Materials Processing Technology, 2016, Vol. 231, 58-65.

Yan Zhang, DaQian Sun, Xiao Yan Gu, HongMei Li, Strength improvement and interface characteristic of direct laser welded Ti alloy/stainless steel joint, Materials Letters, 2018, Vol. 231, 31-34.

Torkamany M.J., Malek Ghaini F., Poursalehi R., Dissimilar pulsed Nd:YAG laser welding of pure niobium to Ti–6Al–4V, Materials & Design, 2104, Vol. 53, 915-920.

Gursel Ali: Crack risk in Nd: YAG laser welding of Ti-6Al-4V alloy, Materials Letters, 2017, Vol. 197, 233-235.

Cui LI, Bin LI, Ze-feng WU, Xiao-yong QI, Bing YE, Ai-hua WANG, Stitch welding of Ti–6Al–4V titanium alloy by fiber laser, Transactions of Nonferrous Metals Society of China, 2017, Vol. 27, 91-101.

Sarre B., Flouriot S., Geandier G., Panicaud B., de Rancourt V., Mechanical behavior and fracture mechanisms of titanium alloy welded joints made by pulsed laser beam welding, Procedia Structural Integrity, 2016, Vol. 2, 3569-3576.

Xiao-Long Gao, Lin-Jie Zhang, Jing Liu, Jian-Xun Zhang: Porosity and microstructure in pulsed Nd:YAG laser welded Ti6Al4V sheet, Journal of Materials Processing Technology, 2014, Vol. 214(7), 1316-1325.

Mannucci A., Tomashchuk I., Mathieu A., Cicala E., Boucheron T., Bolot R., Lafaye S., Direct laser welding of pure titanium to austenitic stainless steel, Procedia CIRP, 2018, Vol. 74, 485-490.

Pei-quanXU, Microstructure characterization of Ti–6Al–4V titanium laser weld and its deformation, Transactions of Nonferrous Metals Society of China, 2012, Vol. 22(9), 2118-2123.

Xiao-Long Gao, Lin-Jie Zhang, Jing Liu, Jian-Xun Zhang, A comparative study of pulsed Nd:YAG laser welding and TIG welding of thin Ti6Al4V titanium alloy plate Materials Science and Engineering: A, 2013, Vol. 559, 14-21.

Casalino G., Mortello M., Sabina M., Campanelli L., Ytterbium fiber laser welding of Ti6Al4V alloy, Journal of Manufacturing Processes Part 1, 2015, Vol. 20, 250-256.

Shusen Zhao, Gang Yu, Xiuli He, Yaowu Hu, Microstructural and mechanical characteristics of laser welding of Ti6Al4V and lead metal, Journal of Materials Processing Technology, 2012, Vol. 212(7), 1520-1527.

Akman E., Demir A., Canel T., Sınmazçelik T, Laser welding of Ti6Al4V titanium alloys Journal of Materials Processing Technology, 2009, Vol. 209(8), 3705-3713.