Retraction: Research on Force Analysis and Path Planning of Flexible Needle Puncture Bending Modelling (J. Phys.: Conf. Ser. 1952 042058)

This article has been retracted by the authors following an admission that this article uses work from [1] without attribution. IOP Publishing has investigated in line with the COPE guidelines, and agree the article should be retracted. The authors agree to this retraction and apologise to the original creator of the work. 1. Shi Kaiming 2019 Research on Movement Modeling and Path Planning of Flexible Cannula Needle Based on Finite Deformation Theory PhD Thesis Harbin University of Science and Technology, China (https://t.cnki.net/kcms/detail?v=zDWWPGpj7XNIYVmjPzotLQQrqE5suL8UT58pa0eYSzNWTc6cTneXhheuT3eZOa2hfsihnencE2errhffb1l--WQrpYCErNwN730qt90Gb_CdjKxkPFYC1Ppuj1cZoBQyYGNMZRph70O-WGDNoSWGdk1rtHYrxJSM&uniplatform=%20NZKPT) Retraction published: 03 December 2021