Surgical and medical devices and instruments, namely, endoscopes, surgical loupes, endoscopy cameras for medical purposes, and robotic imaging components, adapted for fluorescent visualization, for use in conjunction with pharmaceutical preparations, namely pharmaceutical preparations employing targeting peptide conjugates, namely, peptides linked to a cargo molecule comprising a fluorescent moiety, during image guided surgical or medical procedures, namely head and neck, gastrointestinal, and genitourinary surgical or medical procedures; Surgical and medical devices and instruments, namely, fluorescence visualization devices, instruments, and components for use in conjunction with peptide conjugates, namely, peptides linked to a cargo molecule comprising a fluorescent moiety for use in fluorescent visualization of nerves or ureters during head and neck, gastrointestinal, and genitourinary surgical or medical procedures; Surgical and medical devices and instruments, namely, fluorescence visualization devices, instruments, and components, for use in conjunction with pharmaceutical preparations employing targeting peptide conjugates to visualize nerves during image-guided surgical or medical procedures, namely head and neck, gastrointestinal, and genitourinary surgical or medical procedures