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Related Concept Videos

Endoscopic Studies II: Thoracocentesis01:26

Endoscopic Studies II: Thoracocentesis

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Thoracentesis(Thoracocentesis), commonly known as pleural tap, is a medical procedure where a 22 gauge needle is inserted into the pleural space, the area between the lung and chest wall. This procedure is commonly performed to diagnose or treat various respiratory disorders.
Description
Excess pleural fluid or air may accumulate in some respiratory disorders in the thoracic cavity. To treat pleural effusion, a physician conducts thoracentesis by carefully piercing the chest wall and entering...
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Right Heart Catheterization: An OverviewRight heart catheterization is an invasive diagnostic procedure that measures right-sided cardiac and pulmonary artery pressures, calculates cardiac output, and identifies intracardiac shunts. It provides detailed hemodynamic data essential for diagnosing and managing various cardiovascular conditions, such as pulmonary hypertension.Access SitesCommon access sites for right heart catheterization include the internal jugular vein in the neck region, the...
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Pericardiocentesis Under Continuous Ultrasonographic Guidance Using a 7 cm Micropuncture Needle.

Vladimir Lakhter, Vikas Aggarwal, Riyaz Bashir

  • 1Temple University Hospital, Division of Cardiovascular Diseases, 3401 N. Broad Street (9PP), Philadelphia, PA 19140 USA. Brian.O'neill@tuhs.temple.edu.

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|August 17, 2016
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Ultrasound-guided pericardiocentesis using a micropuncture needle demonstrated comparable success to the standard 18-gauge needle. This technique showed a trend towards improved safety by reducing right ventricular perforations during pericardiocentesis procedures.

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Area of Science:

  • Cardiology
  • Medical Devices
  • Ultrasound Imaging

Background:

  • Current pericardiocentesis methods often use an 18-gauge needle without continuous ultrasound guidance.
  • Lack of real-time visualization can increase procedural risks.

Purpose of the Study:

  • To compare the procedural success and safety of pericardiocentesis using continuous ultrasonographic visualization with a long (7 cm) micropuncture needle versus standard access with an 18-gauge needle.
  • To evaluate the efficacy of ultrasound-guided micropuncture needle technique in pericardiocentesis.

Main Methods:

  • A comparative study included 72 patients undergoing pericardiocentesis.
  • Group 1 (21 patients) used a 7 cm micropuncture needle with continuous ultrasound guidance.
  • Group 2 (51 patients) used standard access, primarily an 18-gauge needle, with preprocedural echocardiography only.

Main Results:

  • Procedural success rates were similar (100% vs 94%, P=.26).
  • Successful fluid drainage was high in both groups (95% vs 98%, P=.88).
  • No complications occurred in the micropuncture group, versus 2 right ventricular perforations in the standard group.

Conclusions:

  • Ultrasound-mounted micropuncture needle allows for safe and effective pericardiocentesis.
  • This technique offers a potentially safer alternative to the standard 18-gauge needle for pericardiocentesis.