| Devices | Models |
| Physiological monitors | Mindray 9200 anaesthetic monitor (Mindray, Shenzhen, China) [31]; multichannel Gould polygraph recorder (Gould, Valley View, OH, USA) [46]; SurgiVet monitor (SurgiVet V9203; Smiths Medical, MA, USA) [30]; Datex monitor (Datex-Engstrom Compact; Datex-Engstrom Inc., Tewksbury, MA, USA) [50]; System 6, (Triton Technology SD, CA, USA) [52]; haemodynamic monitor (MP150, BIOPAC Systems, Goleta, CA, USA) [36]; 7830A (Hewlett Packard, Santa Clara, CA, USA) [35, 41, 44, 45, 54, 56, 65–67, 72–74, 79]; V24C (Philips Medizin Systeme Böblingen, Böblingen, Germany) [53]; IntelliVue MP50 (Philips Medical Systems, Böblingen, Germany) [49]; V24 and V26 (Philips-Agilent, Andover, MA, USA) [68]; and OM9 (Electronics for Medicine, Pleasantville, NY, USA) [40, 53, 68, 75]. |
| Blood gas analysers | iSTAT CG4 (Abbott Laboratories, USA) [31]; Radiometer ABL 700 (Radiometer America Inc., OH, USA) [30]; ABL 700, (Radiometer, Copenhagen, Denmark) [42]; ABL 5 (Radiometer, Copenhagen, Denmark) [69]; ABL 500 (Radiometer, Westlake, OH, USA) [64]; ABL 800 Flex (Radiometer, Copenhagen, Denmark) [37]; IL GEM Premier 3000 (IL GEM, GMI, MN, USA) [33, 43, 48]; 1302 IL (Instrumental Laboratory, Lexington, MA, USA) [38, 68]; IL1600 (Instrumentation Laboratory, Lexington, MA, USA) [39]; and Synthesis 15 (Instrumentation Laboratories, Lexington, MA, USA) [35, 41, 44, 45, 54, 56, 65–67, 72–74, 79]. |
| Pressure transducers | Statham pressure transducer (Statham, Oxnard, CA, USA) [46]; pressure transducers (Edwards Lifesciences LLC, Irvine, CA, USA) [40, 53, 68, 75]; pressure transducer (ITL Healthcare, Australia) [30]; pressure transducer (Medex Medical Ltd., Lancs, UK) [50]; pressure transducer (Vigilance, Edwards Lifesciences, S.A., Saint-Prex, Switzerland) [50]; pressure transducer PT (COBE, Argon, TX, USA) [69]; PX3X3 (Baxter, Edwards Critical Care Division, Irvine, CA, USA) [35, 41, 44, 45, 53, 54, 56, 65, 66, 73, 74, 79]; PX-1800 (Baxter, Edwards Critical Care Division, Irvine, CA, USA) [67, 72]; and PXMK 1590 (Edwards Lifesciences) [49]. |
| Anaesthetic gas analysers | Anaesthetic gas analyser (Datex Capnomac; Datex-Ohmeda, Madison, WI, USA) [46]; Capnomac (Ultima, Datex-Ohmeda, Helsinki, Finland) [61]; lactate + NO (YSI 2300, OH, USA); nitric oxide monitor (Micro Medical, ME, USA) [64, 72]; and GEM Premier 3000 (Instrumentation Laboratory, Lexington, MA, USA) [49]. |
| Blood flow meters | Triton System 6 (model 200, Triton Technology, San Diego, CA, USA) [57, 58]; FBF monitor (model T201/T206, Transonic Systems, Ithaca, NY, USA) [69]; and T208 Transonic Volume Flow Meter (Transonic Systems, Ithaca, NY, USA) [53, 68]. |
| Data acquisition and recorders | PowerLab/8SP (ADInstruments, Castle Hill, Australia) [57, 58]; Data Acquisition System (Cornell University, Ithaca, NY); electronic analog-to-digital converter (NIDAQ, National Instruments, Austin, TX, USA) [69]; and Chart 5 acquisition software (ADInstruments, Sydney, Australia) [60]. |
| Oximeters | OSM3 Haemoximeter, (Radiometer, Westlake, OH, USA) [64]; Haemoximeter (OSM2, Radiometer) [69]; CO-Oximeter IL482 (Instrumentation Laboratory) [35, 41, 44, 45, 54, 56, 65–67, 72–74, 79]; FiO2 in-line Oximeter (MiniOx I oxygen analyser, Catalyst Research Corporation, Owings Mills, MD, USA) [53]; and CO-Oximeter 682 (Instrumentation Laboratory, Lexington, MA, USA) [68]. |
| Cardiac output monitors | Vigilance CCO monitor (Edwards Lifesciences, CA, USA) [36, 37]; capnodynamic CO measurement using Fleisch pneumotachograph (Hans Rudolph Inc., Kansas City, MO, USA) [61]; COM-1 (Baxter-Edwards Critical Care Division, Irvine, CA, USA) [35, 41, 44, 45, 54, 56, 65–67, 72–74, 79]; Monitor 9530 (Baxter-Edwards Critical Care, CA, USA) [53]; and 9520A Cardiac Output Computer (American Edwards Laboratories, Irvine, CA, USA) [40, 53, 68, 75]. |
| Brain monitors | EEG (A1000, Aspect Medical Systems, Yatic, MA, USA) [55]. |
| Blood cell counters | WBC (Hemavet, HV950FS, Drew Scientific, Inc., TX, USA) [33, 48]. |
| Protein assay | TP assay refractometer (National Instrument, Baltimore, MD, USA) [39, 75]. |
| Colloid osmometers | 4100 (Wescor, Logan, UT, USA) and 4420 (Wescor, Logan, UT, USA) [49]. |
|
|