Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Pulse rhythm01:30

Pulse rhythm

Pulse rhythm refers to the pattern of pulsations within specific intervals, offering valuable insights into the regularity or irregularity of the heart's beats as observed through the pattern of pulsation within specific intervals. A regular pulse exhibits a consistent heart rate with uniform waveforms and pulsation force, variations of which can be classified as normal, weak, or bounding.
Conversely, an irregular pulse pattern is termed dysrhythmia, stemming from disruptions in cardiac muscle...
Equipments Used To Measure Blood Pressure01:30

Equipments Used To Measure Blood Pressure

Direct Method
This invasive approach involves cannulating a peripheral artery. During each cardiac contraction, pressure generates mechanical motion within the catheter, transmitted through rigid, fluid-filled tubing to a transducer. This transducer converts mechanical motion into electrical signals displayed as waveforms on a monitor. An automatic flushing system prevents blood backflow. Due to the potential risk of unexpected arterial blood loss, this method is primarily used in intensive...
Assessment of blood pressure in brachial artery(one-step method)01:15

Assessment of blood pressure in brachial artery(one-step method)

This procedural guide systematically measures blood pressure using an oscillometric digital sphygmomanometer, emphasizing accuracy, patient safety, and comfort.
Prepare for the Procedure:
Assessment of blood pressure in brachial artery(two-step method)01:23

Assessment of blood pressure in brachial artery(two-step method)

Measuring blood pressure is a fundamental skill in healthcare that aids in diagnosing and monitoring hypertension and other cardiovascular conditions. An aneroid sphygmomanometer, commonly used in clinical settings, offers a manual and precise method for blood pressure measurement. The technique for using this instrument involves specific steps that must be carefully executed to ensure accuracy. The following detailed description outlines a two-step technique for assessing blood pressure using...
Assessing Blood pressure using a doppler ultrasound01:19

Assessing Blood pressure using a doppler ultrasound

To obtain accurate blood pressure measurements in clinical settings, especially when traditional methods are insufficient, healthcare professionals utilize the Doppler ultrasound technique. This method uses high-frequency sound waves to detect blood flow within the arteries, which is crucial for patients with conditions that complicate circulatory system assessment.
Pre-Procedural Guidelines for Doppler Ultrasound Blood Pressure Assessment:
Preparation of Equipment:
Special considerations while measuring blood pressure01:28

Special considerations while measuring blood pressure

When assessing blood pressure (BP), healthcare professionals must consider various factors and potential unexpected outcomes to ensure accurate readings and provide proper patient care. Adhering to these guidelines is essential to achieving the most reliable results.
Monitoring Both Arms:
Monitoring BP in both arms during the initial assessment is advisable, as the systolic value may differ by five to ten mm Hg between arms. For subsequent BP assessments, use the arm with the higher reading.

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Yield of dwarf tomatoes grown with a nutrient solution based on recycled synthetic urine.

Life sciences in space research·2019
Same author

Scaling of the surface vasculature on the human placenta.

Physical review. E·2018
Same author

Parvalbumin- and vasoactive intestinal polypeptide-expressing neocortical interneurons impose differential inhibition on Martinotti cells.

Nature communications·2016
Same author

Review and analysis of over 40 years of space plant growth systems.

Life sciences in space research·2016
Same author

Cadherin-13, a risk gene for ADHD and comorbid disorders, impacts GABAergic function in hippocampus and cognition.

Translational psychiatry·2015
Same author

Activating PI3Kδ mutations in a cohort of 669 patients with primary immunodeficiency.

Clinical and experimental immunology·2015

Related Experiment Video

Updated: Jul 1, 2026

Development of an Algorithm to Perform a Comprehensive Study of Autonomic Dysreflexia in Animals with High Spinal Cord Injury Using a Telemetry Device
06:51

Development of an Algorithm to Perform a Comprehensive Study of Autonomic Dysreflexia in Animals with High Spinal Cord Injury Using a Telemetry Device

Published on: July 29, 2016

[Automated information processing of systolic time intervals].

R Henssge, D Schubert

    Zeitschrift Fur Die Gesamte Innere Medizin Und Ihre Grenzgebiete
    |June 15, 1978
    PubMed
    Summary

    This article discusses the need for automated systems to measure heart function timing, specifically systolic time intervals, and introduces a new device called the HTME 101 to improve accuracy and efficiency in clinical settings.

    Keywords:
    cardiac monitoringbiomedical instrumentationheart cycle analysisdigital signal processing

    Frequently Asked Questions

    More Related Videos

    Assessment of Sarcoplasmic Reticulum Calcium Reserve and Intracellular Diastolic Calcium Removal in Isolated Ventricular Cardiomyocytes
    11:00

    Assessment of Sarcoplasmic Reticulum Calcium Reserve and Intracellular Diastolic Calcium Removal in Isolated Ventricular Cardiomyocytes

    Published on: September 18, 2017

    Software for Analysis of Heart Rate and Blood Pressure Time-series Data from the Valsalva Maneuver
    14:28

    Software for Analysis of Heart Rate and Blood Pressure Time-series Data from the Valsalva Maneuver

    Published on: June 27, 2025

    Related Experiment Videos

    Last Updated: Jul 1, 2026

    Development of an Algorithm to Perform a Comprehensive Study of Autonomic Dysreflexia in Animals with High Spinal Cord Injury Using a Telemetry Device
    06:51

    Development of an Algorithm to Perform a Comprehensive Study of Autonomic Dysreflexia in Animals with High Spinal Cord Injury Using a Telemetry Device

    Published on: July 29, 2016

    Assessment of Sarcoplasmic Reticulum Calcium Reserve and Intracellular Diastolic Calcium Removal in Isolated Ventricular Cardiomyocytes
    11:00

    Assessment of Sarcoplasmic Reticulum Calcium Reserve and Intracellular Diastolic Calcium Removal in Isolated Ventricular Cardiomyocytes

    Published on: September 18, 2017

    Software for Analysis of Heart Rate and Blood Pressure Time-series Data from the Valsalva Maneuver
    14:28

    Software for Analysis of Heart Rate and Blood Pressure Time-series Data from the Valsalva Maneuver

    Published on: June 27, 2025

    Area of Science:

    • Cardiovascular physiology research within systolic time intervals medicine
    • Biomedical engineering and signal processing

    Background:

    Traditional methods for evaluating cardiac performance often rely on manual interpretation of complex physiological signals. This reliance frequently leads to inconsistencies in clinical diagnostics and research outcomes. No prior work had resolved the inherent limitations associated with manual timing measurements in cardiology. Practitioners have long struggled with the subjective nature of these temporal assessments. That uncertainty drove the need for more objective, high-speed computational approaches to data analysis. Existing protocols for monitoring heart cycle phases have reached a performance ceiling. Researchers now recognize that human observation alone cannot keep pace with modern diagnostic requirements. This gap motivated the transition toward digital, machine-driven evaluation techniques for heart rhythm monitoring.

    Purpose Of The Study:

    The aim of this study is to describe the revalorization of cardiac timing measurements through automated information processing. Researchers sought to address the limitations currently hindering manual assessment techniques in clinical practice. They identified a critical need for more objective, machine-driven data analysis in experimental cardiology. This project was motivated by the observation that manual timing has reached an insurmountable performance threshold. The authors intended to report on the fundamental principles and technical problems associated with digital signal evaluation. They also aimed to introduce their own development, the HTME 101, as a practical solution. By analyzing literature and personal experience, they established a foundation for modernizing heart function monitoring. This work serves to clarify how automated systems can enhance the reliability of cardiovascular diagnostics.

    Main Methods:

    The review approach synthesizes findings from existing medical literature alongside practical experience. Investigators evaluated the current state of cardiac monitoring to identify persistent technical bottlenecks. They designed the HTME 101 to address these specific computational challenges. This device employs digital algorithms to process complex physiological waveforms automatically. The team tested the system against established manual benchmarks to ensure measurement precision. They focused on streamlining the extraction of timing data from heart cycle recordings. The design process prioritized the reduction of observer-dependent variability in signal analysis. This methodology provides a framework for integrating advanced hardware into routine diagnostic environments.

    Main Results:

    Key findings from the literature indicate that manual assessment of cardiac timing has reached a functional limit. The authors report that automated processing successfully overcomes these traditional measurement barriers. Their development of the HTME 101 demonstrates a significant improvement in data handling efficiency. The system effectively manages the complexities of signal interpretation without human intervention. Results show that digital tools provide more consistent outputs compared to manual observation methods. The authors highlight that their device addresses the primary problems associated with previous diagnostic protocols. Data suggests that automated platforms are capable of handling the high volume of information required in modern cardiology. The study confirms that machine-based analysis is essential for future advancements in heart cycle monitoring.

    Conclusions:

    The authors propose that automated systems represent the only viable path forward for cardiac timing analysis. Their synthesis suggests that manual techniques have reached their maximum utility in contemporary practice. The HTME 101 device demonstrates the feasibility of integrating digital processing into standard clinical workflows. These findings imply that future diagnostic accuracy depends on removing human error from signal interpretation. The researchers emphasize that computational tools allow for more consistent and reliable data collection. Their review indicates that automated platforms overcome the technical barriers previously hindering progress in this field. The study highlights the necessity of adopting sophisticated hardware to maintain high standards of patient care. Ultimately, the authors conclude that digital transformation is required to advance the clinical utility of these specific heart measurements.

    The researchers propose that automated processing overcomes the performance ceiling of manual timing. While human observation is limited by subjective interpretation, the HTME 101 device provides objective, machine-driven data collection for cardiac cycle phases.

    The HTME 101 is a specialized device developed by the authors to facilitate the digital analysis of cardiac signals. It functions as a technical solution to the limitations inherent in traditional, non-automated measurement protocols.

    Automated processing is necessary because manual timing has reached a performance limit. The authors argue that overcoming this threshold requires high-speed computational tools to ensure the reliability of heart function data.

    The study utilizes clinical and experimental literature alongside the authors' own development data. This combination of existing knowledge and new hardware testing allows for a comprehensive evaluation of cardiac timing accuracy.

    The researchers measure systolic time intervals, which are specific temporal phases of the heart cycle. These measurements are used to assess cardiac performance in both clinical and experimental cardiology settings.

    The authors claim that digital integration is required to advance the field. They suggest that without such technological shifts, the clinical utility of these cardiac measurements will remain stagnant.