Prof. Robert Van Seventer MD., PhD. focuses on available technologies for direct visualization of nerve blocks during surgical procedures. He is well-known expert in endoscopically assisted cordotomy. In his practice, he emphasizes techniques for sacral and lumbar access. He also talks about thoracic spinal cord stimulation (SCS) repositioning. Dr van Seventer compares endoscopes with ultrasound and discusses the use of ultrasound in combination with a needle. Discusses the benefits of lumbar transforaminal steroid injections, celiac plexus blocks, and epidural applications. Presentation of Dr. van Seventera provides valuable insights into the visualization of nerve blocks during surgical procedures.