Clinical Evidence

Proven, Evidence-Based Performance

ivWatch’s Patient Monitors and Sensors are backed up by decades of clinical studies. Through innovation, evaluation and real-world usage, we continue to expand our position as the leading IV infiltration detection technology available, with a singular focus on improving patient safety and care—one IV at a time.

Journal Articles

Vascular Access | A New Approach for Early Recognition of Peripheral Intravenous (PIV) Infiltration: A Pilot Appraisal of a Sensor

Investigators: Mr. Matheus van Rens, Dr Kevin Hugill, Ms. Airene Velez Francia
Number of subjects: 15 Number of IV sites: 15
Date: October 2019

Journal of the Association for Vascular Access | The Use of Optical Detection for Continuous Monitoring of Pediatric IV Sites

ivWatch Study ID: IVW-CLR-CS09-400 CCCHMC IRB ID: 2015-0896
Investigators: Darcy Doellman, MSN, RN, CRNI, VA-BC; Sylvia Rineair, MSHA, BSN, RN, VA-BC; Candice Fletcher Overly, MSN, RN, VA-BC; Neil Johnson, M.D. 
Number of subjects: 243 Number of IV sites: 243
Date: June 2019

Device Sensitivity

ivWatch SmartTouch Sensor: Device Validation for Infiltrated Tissues

ivWatch Study ID: IVW-CLR-CS27-400 Advarra IRB ID: 00032924
Investigators: William J. Naramore, Susan Brown, MSN, MSED, BA, VA-BC, Gregory J. Schears, M.D., Marisa A. Cole Number of subjects: 98 Number of IV sites: 196
Date: April 2019

ivWatch SmartTouch Sensor: The Effect of PIV Depth and Site

ivWatch Study ID: IVW-CLR-CS25-400 Advarra IRB ID: 00032269
Investigators: William J. Naramore, Susan Brown, MSN, MSED, BA, VA-BC, Gregory J. Schears, M.D., Marisa A. Cole 
Number of subjects: 64 Number of IV sites: 128
Date: March 2019

ivWatch SmartTouch Sensor: Device Verification for Infiltrated Tissues

ivWatch Study ID: IVW-CLR-CS22-400 Advarra IRB ID: 00030567
Investigators: William J. Naramore, Susan Brown, MSN, MSED, BA, VA-BC, Gregory J. Schears, M.D., Marisa A. Cole 
Number of subjects: 128 Number of IV sites: 256
Date: December 2018

ivWatch Model 400: Infiltration Detection Performance when Placing Over Transparent Occlusive Dressing

ivWatch Study ID: IVW-CLR-CS15-400 Chesapeake IRB ID: 00013715
Investigators: Garret T. Bonnema, Ph.D., Gregory J. Schears, M.D.  
Number of subjects: 24 Number of IV sites: 48
Date: October 2015

ivWatch Model 400: The Effect of Sensor-to-Catheter Distance

ivWatch Study ID: IVW-CLR-CS12-400 Chesapeake IRB ID: 00010217
Investigators: Garret T. Bonnema, Ph.D., Gregory J. Schears, M.D., William J. Naramore 
Number of subjects: 23 Number of IV sites: 46
Date: November 2014

ivWatch Model 400: Device Validation for Infiltrated Tissues

ivWatch Study ID: IVW-CLR-CS06-400 Chesapeake IRB ID: 00009285
Investigators: Garret T. Bonnema, Ph.D., Gregory J. Schears, M.D., William J. Naramore 
Number of subjects: 70 Number of IV sites: 140
Date: February 2014

ivWatch Model 400: The Effect of Infiltration Rate

ivWatch Study ID: IVW-CLR-CS03-400 Chesapeake IRB ID: 00008941
Investigators: Garret T. Bonnema, Ph.D., Gregory J. Schears, M.D., William J. Naramore 
Number of subjects: 24 Number of IV sites: 48
Date: October – November 2013

ivWatch Model 400: Effect of Catheter Depth

ivWatch Study ID: IVW-CLR-CS02-400  Chesapeake IRB ID: 00008254
Investigators: Garret T. Bonnema, Ph.D., Gregory J. Schears, M.D. 
Number of subjects: 28  Number of IV sites: 56 
Date: September – October 2013

Device Specificity

ivWatch SmartTouch Sensor: Device Validation for Non-Infiltrated Tissues

ivWatch Study ID: IVW-CLR-CS24-400 Advarra IRB ID: 00031926
Investigators: William J. Naramore, Susan Brown, MSN, MSED, BA, VA-BC, Marisa A. Cole
Number of subjects: 40 Number of IV sites: 80
Date: April – June 2019

ivWatch SmartTouch Sensor: Device Verification for Non-Infiltrated Tissues, Part II

ivWatch Study ID: IVW-CLR-C26-400 Advarra IRB ID: 00032326
Investigators: William J. Naramore, Susan Brown, MSN, MSED, BA, VA-BC, Marisa A. Cole 
Number of subjects: 15 Number of IV sites: 30
Date: February – March 2019

ivWatch SmartTouch Sensor: Device Verification for Non-Infiltrated Tissues

ivWatch Study ID: IVW-CLR-CS23-400 Advarra IRB ID: 00030569
Investigators: William J. Naramore, Susan Brown, MSN, MSED, BA, VA-BC, Marisa A. Cole 
Number of subjects: 30 Number of IV sites: 60
Date: December 2018 – January 2019

ivWatch Model 400: Device Validation for Non-Infiltrated Tissues

ivWatch Study ID: IVW-CLR-CS05-400 Chesapeake IRB ID: 00009175
Investigators: Garret T. Bonnema, Ph.D., William J. Naramore 
Number of subjects: 40 Number of IV sites: 40
Date: January 2014

ivWatch Model 400: Signal Variation of Normal Tissue

ivWatch Study ID: IVW-CLR-CS01-400 Chesapeake IRB ID: 00008218
Investigators: Garret T. Bonnema, Ph.D., William J. Naramore, Matthew Alley 
Number of subjects: 30 Number of IV sites: 30
Date: August – November 2013