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Related Concept Videos

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...
Sites for measuring blood pressure01:21

Sites for measuring blood pressure

Blood pressure measurement is a fundamental clinical procedure, providing crucial data for assessing cardiovascular health. Among the various sites for this measurement, the brachial and popliteal arteries are predominantly utilized due to their accessibility and the reliability of their readings. This lesson delves into the anatomical significance, methodology, and considerations of measuring blood pressure at these locations.
The Brachial Artery: Primary Site for Blood Pressure Measurement
Measurement of Blood Pressure01:17

Measurement of Blood Pressure

Assessing blood pressure is a standard procedure executed in virtually all medical environments. The method utilized today was established over a hundred years ago by an innovative Russian doctor, Dr. Nikolai Korotkoff. The soft ticking noise, known as Korotkoff sounds, heard while taking blood pressure readings results from turbulent blood flow within the vessels. The apparatus required for this procedure includes a sphygmomanometer, a blood pressure cuff attached to a gauge, and a stethoscope.
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:
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.
Errors occurring during blood pressure monitoring01:25

Errors occurring during blood pressure monitoring

Blood pressure monitoring is a crucial clinical procedure in diagnosing and managing various cardiovascular conditions. Despite its significance, the accuracy of blood pressure measurements can be compromised by multiple factors, potentially leading to either falsely high or low readings. These inaccuracies are critical as they can significantly impact patient care. So, it is vital to understand these challenges deeply and adopt strategic approaches to minimize errors.
Several factors...

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Related Experiment Video

Updated: Jul 6, 2026

Implantation of Combined Telemetric ECG and Blood Pressure Transmitters to Determine Spontaneous Baroreflex Sensitivity in Conscious Mice
09:56

Implantation of Combined Telemetric ECG and Blood Pressure Transmitters to Determine Spontaneous Baroreflex Sensitivity in Conscious Mice

Published on: February 14, 2021

A telemetric pressure sensor system for biomedical applications.

Alec Ginggen1, Yanik Tardy, Rocco Crivelli

  • 1Research and Development Department of Codman and Shurtleff, Inc., Raynham, MA 02767, USA. agingge2@dpyus.jnj.com

IEEE Transactions on Bio-Medical Engineering
|April 9, 2008
PubMed
Summary

A novel implantable intracranial pressure sensor offers wireless, long-term monitoring. Its advanced design ensures high accuracy and reliability for clinical applications.

More Related Videos

Long-term Blood Pressure Measurement in Freely Moving Mice Using Telemetry
07:54

Long-term Blood Pressure Measurement in Freely Moving Mice Using Telemetry

Published on: May 17, 2016

Related Experiment Videos

Last Updated: Jul 6, 2026

Implantation of Combined Telemetric ECG and Blood Pressure Transmitters to Determine Spontaneous Baroreflex Sensitivity in Conscious Mice
09:56

Implantation of Combined Telemetric ECG and Blood Pressure Transmitters to Determine Spontaneous Baroreflex Sensitivity in Conscious Mice

Published on: February 14, 2021

Long-term Blood Pressure Measurement in Freely Moving Mice Using Telemetry
07:54

Long-term Blood Pressure Measurement in Freely Moving Mice Using Telemetry

Published on: May 17, 2016

Area of Science:

  • Biomedical Engineering
  • Medical Devices
  • Sensor Technology

Background:

  • Intracranial pressure (ICP) monitoring is crucial for managing neurological conditions.
  • Existing ICP monitoring methods face limitations in long-term stability and invasiveness.

Purpose of the Study:

  • To develop and evaluate a novel implantable pressure sensor for wireless, long-term ICP monitoring.
  • To assess the sensor's accuracy, stability, and reliability in physiological conditions.

Main Methods:

  • A capacitive pressure transducer integrated with an application-specific integrated circuit (ASIC) was designed.
  • The sensor utilizes telemetry for wireless power and data transmission.
  • A novel packaging solution was developed to ensure long-term sensor stability and reliability.

Main Results:

  • The sensor demonstrated high accuracy, with deviations better than 2 mbar within a 600-1200 mbar pressure range at body temperature.
  • Wireless interrogation and telemetry capabilities were successfully implemented.
  • The sensor's physical dimensions are 13 mm in diameter and 4.5 mm in height.

Conclusions:

  • The developed implantable pressure sensor is a promising solution for accurate and reliable long-term ICP monitoring.
  • Wireless telemetry and a robust packaging design contribute to the sensor's clinical viability.
  • This technology has the potential to improve patient outcomes in neurocritical care.