Partial hanging made to look as accident
There are certain questions that the cirme-scene investigator considers in determining whether or not the death is related to autoerotic activity. compiled the involvement sexual asphyxia checklist.
1. Is the victim nude, sexually exposed, or—if a male—is he dressed in articles of feminine attire (transvestism), makeup, and wigs?
2. Is there evidence of masturbatory activity: tissues, towels, or hanky in hand, or in shorts to catch semen? Seminal fluids?
3. Is there evidence of infibulations: piercing or causing pain to the genitalia, self-torture, masochism, pins in penis, etc.?
4. Are sexually stimulating paraphernalia present: vibrators, dildos, sex aids, pornographic magazines, butt plugs, nylon bag, inhalants (e.g., full and empty canisters of butane or nitrous oxide gas), etc.?
5. Is bondage present: ropes, chains, blindfolds, gags, etc.? Are any constrictive devices present: corset, plastic wrap, belts, ropes, or vacuum cleaner hoses around the body, or chest constraints?
6. Is there protective padding between the ligature and the neck: towels, rags, or cloth to prevent rope burns or discomfort?
7. Are the restraints interconnected? Do the ropes and ties come together or are they connected? Are the chains interconnected through one another? Is the victim tied to himself, so that by putting pressure on one of the limbs the restraints are tightened?
8. Are mirrors or other reflective devices present? Are they positioned so that the victim can view his or her activities?
9. Is there evidence of fantasy (diaries, erotic literature, etc.) or fetishism (women's panties, bras, girdles, leather, rubber, latex, high heel shoes, etc.)?
10. Is the suspension point within reach of the victim or is there an escape mechanism (keys, lock, slip knot, etc.)?
11. Is there evidence of prior activities of a similar nature (abrasions or rope burns on suspension point); unexplained secretive behavior, or long stays in isolated areas; rope burns on neck, etc.? Has the victim improvised an instrument, with safety measures (e.g., standing on the stairs), for his or her repetitive autoerotic maneuvers?
12. Does the victim possess literature dealing with bondage, escapology, or knots?
13. Is there a positioned camera or a webcam? (Check film, videotapes, or livestream. Look for photos and view any videotapes in camera.)