Biopsy Channel Infusion

Biopsy channel infusion is an endoscopic technique that delivers fluid or therapeutic material through an instrument’s biopsy channel into a targeted area, enabling controlled intervention without removing the scope. It works by connecting a syringe or infusion system to the working channel and applying controlled pressure to pass the solution through the distal opening while the operator monitors delivery under direct visualization. This approach can clear blood or debris, deliver local agents, or support tissue sampling and hemostatic procedures when appropriate. In clinical medicine, biopsy channel infusion integrates fluid delivery with endoscopic diagnosis and treatment, potentially improving visualization and enabling precise, minimally invasive management of focal lesions.

Biopsy Channel Infusion - Related Videos

Research

JoVE EoE - Rodent Models

Colonoscopic Guided Pinch Biopsy in a Mouse Model: A Technique to Visualize and Extract Tissue Samples from Mouse Colon

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2025

This video demonstrates the protocol for performing colonoscope-guided pinch biopsy in the mouse. This technique helps visually analyze the colon lumen and collect tissue samples for detailed studies.

A Model of Chronic Nutrient Infusion in the Rat

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Cited by 1 •

2013

A protocol for chronic infusions of glucose and Intralipid in rats is described. This model can be used to study the impact of nutrient excess on organ function and physiological parameters.

Research

JoVE Journal - Medicine
Free Sample

Neurodegeneration in an Animal Model of Chronic Amyloid-beta Oligomer Infusion Is Counteracted by Antibody Treatment Infused with Osmotic Pumps

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Cited by 10 •

2016

To study the effects of Aβo in vivo, we developed a model based on repeated hippocampal infusions of soluble Aβo coupled with continuous infusion of Aβo antibody (6E10) in the hippocampus using osmotic pumps to counteract the neurotoxic effect of Aβo.

Visualization of Bacteria in Bladder Biopsy Sections via Fluorescence In Situ Hybridization

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2025

This video demonstrates the visualization of bacteria in deparaffinized bladder tissue from a urinary tract-infected patient. Fluorescently-labeled probe hybridized with bacterial 16s ribosomal RNAs reveals the tissue-associated bacteria and their distribution, providing valuable spatial insights into their density within the sample.

Controlled Infusion of Radiopharmaceutical Agent Using a Peristaltic Pump

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2025

Source: Léa Rubira1, Hélène Sturer1, Louise Combette1, Sandra Santini1, Stéphane Renaud1, Cyril Fersing1,21Nuclear medicine department, Institut régional du Cancer de Montpellier (ICM), Univ Montpellier, 2IBMM, Univ Montpellier, CNRS, ENSCMThis video demonstrates the safe, controlled infusion of a radiopharmaceutical using a peristaltic pump with a dual-line cassette system. The setup includes connecting saline and infusion lines, positioning the shielded vial, and initiating simultaneous...

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