Retrospective lumbosacral CT analysis and prospective observational study of the ipsilateral tunnel view technique for fluoroscopy-guided selective S1 transforaminal epidural injection.
Bo-Young HwangJae-Hyun ParkHo-Tae JiGo Eun KimSun-Key KimYoon Kyung LeeSung-Mi HwangSang-Soo KangPublished in: Pain practice : the official journal of World Institute of Pain (2021)
The entrance of DS1F is easily identified with an ipsilateral 25 degrees-tunnel view technique while performing S1-TFESI, and it is a clinically applicable approach.