The Journal of ExtraCorporeal Technology Issue 55-1 | Page 15

B . Lohbusch et al .: J Extra Corpor Technol 2023 , 55 , 3 – 22 7
Table 2 . CPB circuit components and safety device reporting ( n = 58 ).
Number , (%)
Arterial pump
Roller
10 ( 17.2 )
Centrifugal
47 ( 81 )
Both
1
( 1.7 )
Circuit components
Open reservoir
56 ( 96.6 )
Closed reservoir
2
( 3.4 )
Arterial line filtration
Integrated arterial filter / oxygenator
46 ( 79.3 )
External arterial filter only
11 ( 19 )
Both integral and external filters
1
( 1.7 )
Safety devices
Arterial line pressure monitoring
57 ( 98.6 )
Cardioplegia pressure monitoring
58 ( 100 )
Venous reservoir pressure monitoring
32 ( 55.2 )
Arterial line bubble detector
50 ( 86.2 )
Level detector
56 ( 96.6 )
Arterial blood temperature monitoring
58 ( 100 )
Venous inlet blood temperature monitoring
56 ( 96.6 )
One-way valve in vent lines
55 ( 94.8 )
One-way valve in arterial line ( centrifugal only )
24 ( 41.4 )
Servoregulation of arterial pump
34 ( 58.6 )
Electronically activated clamps / occluders
27 ( 46.6 )
Low arterial pump speed alarms
29 ( 50 )
Scavenge line on gas outlet
48 ( 82.8 )
Manual hand cranks in room
56 ( 96.6 )
Back-up gas supply in room
47 ( 81 )
Backup battery supply in room
37 ( 63.8 )
Perfusion EMR data capture during CPB
Yes
26 ( 44.8 )
No
32 ( 55.2 )
Table 5 . Short and durable MCS device utilization . N based on the number of centers that reported performing VAD insertions and ECMO ( MCS devices n = 58 , VAD n = 25 , ECMO n = 54 ).
Number (%)
Short-term MCS
Abbott CentriMag
31 ( 53.4 )
Abiomed Impella
51 ( 87.9 )
LivaNova TandemHeart
24 ( 96 )
IABP
58 ( 100 )
ECMO
54 ( 100 )
Other
2 ( 3.4 )
Durable MCS
Abbott HeartMate II™
17 ( 68 )
Abbott HeartMate 3™
23 ( 92 )
HeartWare HVAD
10 ( 40 )
Total Artificial Heart
3 ( 12 )
Berlin Heart
1 ( 4 )
Abbreviations : IABP = intra-aortic balloon pump ; ECMO = Extracorporeal membrane oxygenation ; MCS = Mechanical circulatory support .
Abbreviations : CDPG = cardioplegia ; EMR = electronic medical record ; CPB : cardiopulmonary bypass .
Table 3 . CPB filter usage .
Filter type
Always use it (%)
Sometimes use it (%)
Never use it (%)
Pre-Bypass filter
93.1
–
6.9
CPG crystalloid filter
19
–
81
CPG leukocyte filter
1.7
5.2
93.1
Blood transfusion filter
96.6
3.4
–
Systemic leukocyte filter
1.7
12.1
86.2
Figure 5 . Heart-lung machine type .
Abbreviations : CPG = cardioplegia .
Table 4 . Patient temperature monitoring sites .
Location of temperature probe
Percent of centers
PA catheter
36.2
Tympanic membrane
6.9
Nasopharyngeal
39.7
Esophageal
29.3
Bladder
93.1
Rectal
12.1
Skin
1.7
Abbreviations : PA = pulmonary artery .
Figure 6 . Percent of centers and ECMO procedure volume performed in 2020 ( n = 54 ).