Page 17 - JSOM Fall 2025

TABLE 1 Tourniquet Recipient Information
Group; median
(minimum, 25th percentile, 75th percentile, maximum)
All 4
Ukrainian
Any tourniquets
tourniquet; and X8T; DNIPRO; X8T only;
n=44 n=22 SICH; n=30 n=30 PULS; n=30 Y&B; n=30 X8T; n=40 n=2
Sex; F; M 31 F; 13 M 15 F; 7 M 21 F; 9 M 21 F; 9 M 21 F; 9 M 20 F; 10 M 27 F; 13 M 1 F; 1 M
Age, yr 20 20 20 20 20 20 20 19; 20
(19, 20, 22, 68) (19, 20, 22, 68) (19, 20, 22, 68) (19, 20, 22, 68) (19, 20, 22, 68) (19, 20, 22, 68) (19, 20, 22, 68)
Height, cm 169 168 168 168 168 169 170 163; 191
(152, 163, (152, 159, (152, 163, (152, 160, (152, 160, (152, 162, (152, 163,
180, 193) 180, 193) 180, 193) 180, 193) 180, 193) 181, 193) 180, 193)
Weight, kg 69.2 71.4 70.3 69.2 69.2 72.6 71.4 62.1; 81.6
(47.2, 62.3, (47.2, 61.1, (47.2, 62.6, (47.2, 58.4, (47.2, 58.4, (47.2, 63.3, (47.2, 62.8,
94.1, 133.8) 95.3, 133.8) 95.3, 133.8) 95.3, 133.8) 95.3, 133.8) 95.8, 133.8) 95.3, 133.8)
Systolic blood 124 124 122 124 124 124 124 126; 130
pressure, (91, 113, (104, 112, (104, 112, (99, 114, (99, 114, (91, 114, (91, 113,
mmHg 131, 165) 130, 145) 130, 145) 130, 165) 130, 165) 132, 165) 124, 131, 165)
Arm 30.5 32.4 31.8 31.8 31.8 32.4 31.3 27.3; 31.0
circumference, (23.1, 26.0, (23.1, 27.0, (23.1, 26.6, (23.1, 25.9, (23.1, 25.9, (23.1, 27.0, (23.1, 26.7,
cm 35.2, 40.5) 35.1, 40.5) 35.1, 40.5) 35.1, 40.5) 35.1, 40.5) 35.5, 40.5) 35.4, 40.5)*
Thigh 55.8 57.3 56.0 56.0 56.0 57.8 56.1 53.3; 56.5
circumference, (43.7, 51.7, (43.7, 52.2, (43.7, 52.0, (43.7, 51.1, (43.7, 51.1, (43.7, 52.9, (43.7, 52.5,
cm 61.0, 75.5) 61.8, 75.5) 61.3, 75.5) 61.3, 75.5) 61.3, 75.5) 61.8, 75.5) 61.5, 75.5)
Note: Data are for the day and limb on which recipients received the X8T for 40 recipients and the DNIPRO for the 4 recipients who did not
receive the X8T.
*n=19 arm X8T pressures group 35.4 (32.0, 32.9, 37.0, 40.5).
F = female; M = male; SICH = Strengthened Individual Combat Hybrid Tourniquet; DNIPRO = TQ DNIPRO GEN 2; PULS = PULS Tourniquet;
Y&B = Yellow & Blue tourniquet; X8T = X8T-T2G tourniquet.

TABLE 2 Tourniquet Occlusion and Application Completion
SICH DNIPRO PULS Y&B
Reached occlusion 30 arm, 30 arm, 30 arm, 30 arm,
30 thigh 30 thigh 30 thigh 30 thigh
Secured windlass rod with occlusion (achieved first 29 arm, 30 arm, 30 arm, 30 arm,
completion) 30 thigh 30 thigh 30 thigh 29 thigh
Never secured windlass rod for crossing pressure 1 arm (1.5 turns), 0 arm, 0 arm, 0 arm,
threshold (physically securable, could have achieved 0 thigh 0 thigh 0 thigh 0 thigh
first completion)
Never secured windlass rod because physically 0 arm, 0 arm, 0 arm, 0 arm,
unsecurable (could not achieve first completion) 0 thigh 0 thigh 0 thigh 1 thigh (could not
secure at 5.5 turns
and needed 6.5 turns
for occlusion)
Pulse return, restored occlusion but released for 0 arm, 0 arm, 0 arm, 0 arm,
time limit before re-securing (physically securable, 0 thigh 0 thigh 0 thigh 0 thigh
could have achieved second completion)
Pulse return, restored occlusion but then released 1 arm (1.5 turns), 0 arm (1 arm with 7 arm (2 arm each 0 arm,
for pressure threshold (all physically securable, 0 thigh 1.5 turns should with 1.5 turns should 0 thigh
could have achieved second completion) have been released have been released
early for threshold early for threshold
but was not), but were not),
0 thigh 0 thigh
Pulse return and did not manage to re-secure rod 0 arm, 0 arm, 0 arm, 0 arm,
before release time limit because physically difficult, 0 thigh 0 thigh 0 thigh 1 thigh (4.5 turns)
unknown if rod physically securable (unknown if
could have achieved second completion)
Pulse return and physically could not re-secure rod 0 arm, 0 arm, 0 arm, 0 arm,
with additional turn (could not achieve second 0 thigh 0 thigh 0 thigh 1 thigh (5.5 turns)
completion)
Lost hold of rod trying to secure (did not achieve 0 arm, 0 arm, 0 arm, 0 arm,
second completion) 0 thigh 0 thigh 0 thigh 1 thigh (5.5 turns)
Note: Turns refers to 180° tightening-system rotations starting from the beginning position of the windlass rod (perpendicular to the limb-
encircling strap).
SICH = Strengthened Individual Combat Hybrid Tourniquet; DNIPRO = TQ DNIPRO GEN 2; PULS = PULS Tourniquet; Y&B = Yellow & Blue
tourniquet; X8T = X8T-T2G tourniquet.

Four Ukrainian-Manufactured Tourniquets | 15