Radiation exposure to surgical staff during hyperthermic isolated limb perfusion with ^99mTechnetium labeled red blood cells

Figures & data

Figure 1. Principle of hyperthermic isolated limb perfusion. (1) reservoir; (2) pump; (3) oxygenator and heater; (4) Discharge; (5) Ringer's lactate; (6) tourniquet; (7) scintillation probe.

Figure 2. Placing of thermoluminescence and electronic dosimeters.

Table I.  Mean radiation doses and dose rates for surgical staff performing hyperthermic isolated limb perfusion.

	Radiation dose per procedure (μSv)			Radiation dose rate (μSv/h)
	Finger pulp	Finger ring	Abdominal wall	Finger pulp	Finger ring	Abdominal wall
Surgeon	16.20	8.50	4.2 ± 0.6	2.9 ± 0.4	1.4 ± 0.3	0.77±0.12
Nurse	5.40	3.10	0.9 ± 0.2^a	0.9 ± 0.1^a	0.5 ± 0.1^a	0.16 ± 0.03^a
Anesthesiologist			0.9 ± 0.3^a			0.16 ± 0.06^a
Perfusion technologist			1.3 ± 0.3^a			0.23 ± 0.05^a

^aP < 0.001 vs. surgeon.