Intentional ingestions of foreign objects among prisoners: A review

Table 3 Most common types of objects ingested

O’Sullivan et al[1]	Batteries, sharp metal objects (nails, razor blades, pins)
Dalal et al[2]	Pens, razor blades, spoons, sporks1, toothbrush, screws, bolts
Weiland et al[3]	Metal bezoars
Barros et al[4]	Wires, needles, balloons (filled with narcotics)
Selivanov et al[8]	Coins, bones, food, razor blades, safety pins
Blaho et al[13]	Razor blades
Velitchkov et al[14]	Screws, pins, spoons
Huang et al[19]	Pens, batteries, knives
Karp et al[15]	Razors, glass, toothbrush
Lee et al[17]	Metal wires, pens, toothbrush, needles
Bisharat et al[18]	Razors, batteries
Ribas et al[20]	Razor blades, cylindrical batteries, mattress springs
Grimes et al[7]	Toothbrush, pencil

¹Spork: Functional combination of a spoon and a fork.