Acoustic Monitoring RRa®

Acoustic Respiration Rate (RRa®)

Acoustic Respiration Rate (RRa®)

 

Masimo is passionate about making innovative technologies that give clinicians the tools they need to do what is best for patient care. That's why it is gratifying to see so many clinicians and clinical researchers take the time to evaluate our products and technologies.

Click on the links below to read featured studies for Masimo’s technologies, or in the sections below for access by subject area to all studies.

Clinical Evidence

Acoustic sensor versus electrocardiographically derived respiratory rate in unstable trauma patients.

Yang S, Menne A, Hu P, Stansbury L, Gao C, Dorsey N, Chiu W, Shackelford S, Mackenzie C. J Clin Monit Comput. 2016 Jun 7.

Comparison of Postoperative Respiratory Monitoring by Acoustic and Transthoracic Impedance Technologies in Pediatric Patients at Risk of Respiratory Depression.

Patino M, Kalin M, Griffin A, Minhajuddin A, Ding L, Williams T, Ishman S, Mahmoud M, Kurth CD, Szmuk P. Anesth Analg. 2017

Accuracy of Acoustic Respiration Rate Monitoring in Pediatric Patients

Patino M., Redford D.T., Quigley T.W., Mahmoud M., Kurth C.D., Szmuk P. Paediatr Anaesth. 2013 Sep 3.

The Accuracy, Precision and Reliability of Measuring Ventilatory Rate and Detecting Ventilatory Pause by Rainbow Acoustic Monitoring and Capnometry

Ramsay M.A.E., Usman M., Lagow E., Mendoza M., Untalan E., De Vol, E. Anesth Analg 2013

Accuracy of Respiratory Rate Monitoring using a Non-Invasive Acoustic Method after General Anaesthesia.

Mimoz O., Benard T., Gaucher A., Frasca D., Debaene B. Br J Anaesth. 2012 May;108(5):872-5.

Accuracy of Acoustic Respiration Rate Monitoring in an Acute Nursing Unit.

Kumpula J.C., Harrison R.D. Proceedings of the 2010 Annual Meeting of the American Society of Anesthesiologists. A1079.

Performance of Masimo Rainbow Acoustic Monitoring for Tracking Changing Respiratory Rates Under Laryngeal Mask Airway General Anesthesia for Surgical Procedures in the Operating Room: A Prospective Observational Study

Atkins JH, Mandel JE., Anesth Analg. 2014 Jul 14.

Advanced Monitoring Is Associated with Fewer Alarm Events During Planned Moderate Procedure-Related Sedation: A 2-Part Pilot Trial.

Applegate RL 2nd, Lenart J, Malkin M, Meineke MN, Qoshlli S, Neumann M, Jacobson JP, Kruger A, Ching J, Hassanian M, Um M. Anesth Analg. 2016 Feb 1.

Acoustic method respiratory rate monitoring is useful in patients under intravenous anesthesia.

Ouchi K, Fujiwara S, Sugiyama K. J Clin Monit Comput. 2016 Jan 12. [Epub ahead of print] PubMed PMID: 26759335.

Usefulness of new acoustic respiratory sound monitoring with artificial intelligence for upper airway assessment in obese patients during monitored anesthesia care

Yoshitaka Shimizu DD. The Journal of Medical Investigation. 2023 Aug;70.

Comparisons of the efficiency of respiratory rate monitoring devices and acoustic respiratory sound during endoscopic submucosal dissection.

Fukada T, Tsuchiya Y, Iwakiri H, Ozaki M, Nomura M. J Clin Monit Comput. 2021;10.1007/s10877-021-00727-8.

Postoperative desaturation and bradypnea after general anesthesia in non-ICU patients: a retrospective evaluation.

Ishikawa M and Sakamoto A. J Clin Monit Comput. 2 Mar 2019.

Comparison of Nellcor™ PM1000N and Masimo Radical-7(®) for detecting apnea in volunteers.

Kitsiripant C, Fukada T, Iwakiri H, Tsuchiya Y, Ozaki M, Nomura M. J Anesth. 2017 Jul 20. doi: 10.1007/s00540-017-2385-4. [Epub ahead of print] PubMed PMID: 28730315.

Comparison of Postoperative Respiratory Monitoring by Acoustic and Transthoracic Impedance Technologies in Pediatric Patients at Risk of Respiratory Depression.

Patino M, Kalin M, Griffin A, Minhajuddin A, Ding L, Williams T, Ishman S, Mahmoud M, Kurth CD, Szmuk P. Anesth Analg. 2017

Incidence of life-threatening respiratory events after laparoscopic colon surgery with or without continuous respiratory rate monitoring.

Kawanishi H, Egawa J, Inoue S, Shiota T, Kawaguchi M. Ja Clinical Reports. 2017;3(1):58. doi:10.1186/s40981-017-0127-0.

Acoustic sensor versus electrocardiographically derived respiratory rate in unstable trauma patients.

Yang S, Menne A, Hu P, Stansbury L, Gao C, Dorsey N, Chiu W, Shackelford S, Mackenzie C. J Clin Monit Comput. 2016 Jun 7.

Assessment of continuous acoustic respiratory rate monitoring as an addition to a pulse oximetrybased patient surveillance system.

McGrath SP, Pyke J, Taenzer AH. J Clin Monit Comput. 2016 May 3.

Advanced Monitoring Is Associated with Fewer Alarm Events During Planned Moderate Procedure-Related Sedation: A 2-Part Pilot Trial.

Applegate RL 2nd, Lenart J, Malkin M, Meineke MN, Qoshlli S, Neumann M, Jacobson JP, Kruger A, Ching J, Hassanian M, Um M. Anesth Analg. 2016 Feb 1.

Acoustic method respiratory rate monitoring is useful in patients under intravenous anesthesia.

Ouchi K, Fujiwara S, Sugiyama K. J Clin Monit Comput. 2016 Jan 12. [Epub ahead of print] PubMed PMID: 26759335.

Monitoring of Respiratory Rate in Patients Undergoing Endoscopic Submucosal Dissection.

Suzuki T, Tsuda S, Nakae H, Imai J, Sawamoto K, Kijima M, Tsukune Y, Uchida T, Igarashi M, Koike J, Matsushima M, Suzuki T, Mine T. Usefulness of Acoustic Gastroenterol Res Pract. 2016;2016:2964581. doi: 10.1155/2016/2964581. Epub 2015 Dec 27

Assessment of noninvasive acoustic respiration rate monitoring in patients admitted to an Emergency Department for drug or alcoholic poisoning.

Guechi Y, Pichot A, Frasca D, Rayeh-Pelardy F, Lardeur JY, Mimoz O. J Clin Monit Comput. 2015 Dec;29(6):721-6.

Comparison of acoustic and impedance methods with mask capnometry to assess respiration rate in obese patients recovering from general anaesthesia.

Frasca D, Geraud L, Charriere JM, Debaene B, Mimoz O. Anaesthesia. 2015 Jan;70(1):26-31.

Evaluation of acoustic respiration rate monitoring after extubation in intensive care unit patients.

Autet LM, Frasca D, Pinsard M, Cancel A, Rousseau L, Debaene B, Mimoz O. Br J Anaesth. 2014 Jul;113(1):195-7.

Performance of Masimo Rainbow Acoustic Monitoring for Tracking Changing Respiratory Rates Under Laryngeal Mask Airway General Anesthesia for Surgical Procedures in the Operating Room: A Prospective Observational Study

Atkins JH, Mandel JE., Anesth Analg. 2014 Jul 14.

Acoustic Respiratory Rate Monitoring in A Patient with a Tracheostomy: A Case Report

Toda Y., Morimatsu H., Hayashi M., Shimizu K., Morita K. Masui. 2014 Feb;63(2):161-3. [Article in Japanese]

Capnometry Versus Acoustic Device for Monitoring Respiration.

Kodali B.S. Anesth Analg. 2014 Feb;118(2):485-6.

In Response.

Ramsay M.A., Usman M. Anesth Analg. 2014 Feb;118(2):486-7.

Detection of Respiratory Compromise by Acoustic Monitoring, Capnography, and Brain Function Monitoring during Monitored Anesthesia Care

Tanaka P.P., Tanaka M., Drover D.R. J Clin Monit Comput. 2014 Jan 14.

Listening to breathing again!

Ramsay M.A. J Clin Monit Comput 24 January 2014

In Response

Ramsay M.A., Usman M., De Vol E. Anesth Analg. 2013 Dec;117(6):1508. [Letter]

Bioacoustics, Breaths, and Biostatistics

Overdyk FJ, Marino J, Langhan M, Dahan A.
Anesth Analg. 2013 Dec;117(6):1507-8. [Letter]

Evaluation of the Incidence and Risk Factors of Respiratory Depression after General Anesthesia

Egawa J., Kawaguchi M., Kawanishi H., Eng. M, Shiota T., Tanaka Y., Inoue S., Furuya H. Proceedings of the American Society of Anesthesiologists, October 16, 2013. San Francisco; A3168.

Detection of Respiratory Pauses by Clinical Observation: Capnography and Acoustic Monitoring

Tanaka P, Drover D, Tanaka M. Proceedings of the American Society of Anesthesiologists, October 16, 2013. San Francisco. A5033

Clinical Evaluation on Acoustic Respiration Rate (RRa™) in PACU Compared With the Conventional Monitoring System

Fukada T, Uenaka Y, Tsuchiya Y, Iwakiri H, Nomura M. Proceedings of the American Society of Anesthesiologists, October 12, 2013. San Francisco. A1180

Respiratory Pause Detection and False Alarms from Capnography and Acoustic Monitoring in Procedure Related Sedation

Applegate R, Lenart J, Malkin M, Macknet M. Proceedings of the American Society of Anesthesiologists, October 16, 2013. San Francisco. A5027

Accuracy of Acoustic Respiration Rate Monitoring in Pediatric Patients

Patino M., Redford D.T., Quigley T.W., Mahmoud M., Kurth C.D., Szmuk P. Paediatr Anaesth. 2013 Sep 3.

Use of RRa Sensor in a Pediatric Patient with Post-Adenotonsillectomy

Niwa Y., Inoue S., Nakamura F., Taga N., Takeuchi M., Konishi H. Masui. 2013 Jul;62(7):855-8. [Article in Japanese]

Incidence of Deep Sedation and Respiratory Compromise During Procedural Sedation

Applegate R., Macknet M., Qoshlli S., Mehdizadeh A., Jacobson P., Neumann M., Allard M. 2013 Annual Meeting of the International Anesthesia Research Society. San Diego, CA. May 4-7.

The Accuracy, Precision and Reliability of Measuring Ventilatory Rate and Detecting Ventilatory Pause by Rainbow Acoustic Monitoring and Capnometry

Ramsay M.A.E., Usman M., Lagow E., Mendoza M., Untalan E., De Vol, E. Anesth Analg 2013

Comparison of Acoustic Respiration Rate, Impedance Pneumography and Capnometry Monitors for Respiration Rate Accuracy and Apnea Detection during GI Endoscopy Anesthesia

Goudra B.G., Penugonda L. C., Speck R.M., Sinha A.C. Open J Anesthesiol. 2013; 3:74-79

Reliability of Masimo Rainbow Acoustic Monitoring in Patients Undergoing Elective Procedures under General Anesthesia.

Mandel J.E., Atkins J.H. Proceedings of the American Society of Anesthesiologists, October 13, 2012. Washington DC. A093.

Correlation between RRetCO2 and Masimo RRA in Patients under Deep Sedation: A Pilot Assessment.

Tanaka P., Drover D., Tanaka M. Proceedings of the American Society of Anesthesiologists, October 13, 2012. Washington DC A571

Accuracy of respiratory rate monitoring using a non-invasive acoustic method after general anaesthesia.

Mimoz O., Benard T., Gaucher A., Frasca D., Debaene B. Br J Anaesth. 2012 May;108(5):872-5.

Accuracy of Respiratory Rate Using an Acoustic Respiration Monitor.

Macknet M., Allard M., Kimball-Jones P., Rook J., Applegate R. Proceedings of the 2010 Annual Meeting of the American Society of Anesthesiologists. A1146.

Accuracy of Acoustic Respiration Rate Monitoring in an Acute Nursing Unit.

Kumpula J.C., Harrison R.D. Proceedings of the 2010 Annual Meeting of the American Society of Anesthesiologists. A1079.

Accuracy of Acoustic Respiration Rate Monitoring in an Acute Nursing Unit.

Kumpula J.C., Harrison R.D. Proceedings of the 2010 Annual Meeting of the American Society of Anesthesiologists. A1079.

Accuracy of a Novel Bioacoustic Sensor in Adult Postoperative Patients with and Without Lung Disease.

Macknet M.R., Kimball-Jones P.L., Applegate R.L., Martin R.D., Allard M.W. CHEST. 2007; 132 (4): 524S.

Accuracy and Tolerance of a Novel Bioacoustic Respiratory Sensor in Pediatric Patients

Macknet M.R., Kimball-Jones P.L., Applegate R.L., Martin R.D., Allard M.W. Anesthesiology. 2007; 107: A84.

Accuracy of a Novel Bioacoustic Sensor in Adult Postoperative Patients.

Macknet M.R., Kimball-Jones P.L., Applegate R.L., Martin R.D., Allard M. Anesthesiology. 2007; 107: A83.

An Improved Sensor for Monitoring Respiration in Pediatric Patients.

Macknet M.R., Kimball-Jones P.L., Applegate R.L., Martin R.D., Allard M. Anesth Analg. 2007; 104; S-117.

Accuracy of a Novel Bioacoustic Sensor in Pediatric Postoperative Patients.

Macknet M.R., Kimball-Jones P.L., Applegate R.L., Martin R.D., Allard M.W. Proceedings from the Society for Technology in Anesthesia 17th Annual Meeting, 2007. STA-30.

Depth of Sedation Does Not Predict Episodes of Apnea

Drover D.R., Tanaka P. Annual Meeting of the International Anesthesia Research Society. San Diego, CA. May 4-7.

Clinical Evidence Key:

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Duplicate abstracts or publications are excluded

This section is intended to provide access to clinical studies conducted using Masimo noninvasive technologies, parameters, and products. We cannot guarantee that all published clinical studies, abstracts and research are listed here. To view individual clinical studies please click on the appropriate tab.

Some uses of the manufacturer’s devices described in the information may not have been approved or cleared by the FDA. See manufacturer labeling for the indications in the product’s cleared indications for use statement.

Clinical evidence is provided to illustrate the performance and accuracy of Masimo technologies. Federal law restricts Masimo devices for medical uses to sale by or on the order of a physician.