ongoing Precision Surgical Intervention Non-contact ultrasound / photoacoustic imaging system for surgical guidance Photoacoustic Retinal Prosthesis Non-contact, high-resolution stimulation of retinal ganglion cells for vision restoration completed da Vinci–TRUS Frame Registration Photoacoustic-marker-based registration between the da Vinci robot and transrectal ultrasound Synthetic Radial Aperture Focusing (TRUS-rSAF) A theory-based design framework for 3D transrectal ultrasound imaging Photoacoustic Voltage-Sensitive-Dye Nerve Imaging Dual-modal PA/fluorescence imaging to visualize peripheral nerve function