Brachiocephalic Artery Harvest
Brachiocephalic Artery Harvest - Related Videos
11:45
Generation and 3-Dimensional Quantitation of Arterial Lesions in Mice Using Optical Projection Tomography
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Cited by 5 •
2015
Ex vivo analysis of arterial lesions from animal models of cardiovascular disease classically relies on histological and immunohistochemical techniques. These provide 2-dimensional measurements in 3-dimensional lesions. This manuscript describes the generation of arterial lesions for quantitative analysis in 3-dimensions using optical projection tomography.
12:29
Sterile Tissue Harvest
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2016
Source: Kay Stewart, RVT, RLATG, CMAR; Valerie A. Schroeder, RVT, RLATG. University of Notre Dame, IN In 1959 The 3 R's were introduced by W.M.S. Russell and R.L. Burch in their book The Principles of Humane Experimental Technique. The 3 R's are replacement, reduction, and refinement of the use of animals in research. The use of cell lines and tissue cultures that originated from research animals is a replacement technique, as it allows for many experiments to be conducted in vitro. Harvesting...
21:15
Diagnostic Necropsy and Tissue Harvest
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2016
Source: Kay Stewart, RVT, RLATG, CMAR; Valerie A. Schroeder, RVT, RLATG. University of Notre Dame, IN Many animal experiments rely on final data collection time points that are gathered from the harvesting and testing of organs and tissues. The use of appropriate methods for the collection of organs and tissues can impact the quality of the samples and the analysis of the data that is gleaned for the testing of the tissues. The method of euthanasia of the animal can also impact the quality of...
04:48
Sudan IV Staining: A Procedure for Staining Lipid-Laden Atherosclerotic Plaques in Harvested Mouse Aortic Arch
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2025
This video demonstrates a procedure using Sudan IV stain for staining the fatty deposits in the harvested mouse aortic arch to visualize the atherosclerotic plaques and determine the extent of atherosclerosis.
07:34
Microsurgical Venous Pouch Arterial-Bifurcation Aneurysms in the Rabbit Model: Technical Aspects
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Cited by 11 •
2011
An optimized technique for the microsurgical creation of arterial bifurcation aneurysms mimicking bifurcation human cerebral aneurysms is described. A venous pouch is sutured into an artificially created true bifurcation of both common carotid arteries. Facilitated microsurgical techniques and aggressive postoperative anticoagulation and analgesia lead to minimized morbidity rates and high aneurysm patency rates.
FAQs
During Brachiocephalic Artery Harvest, blood-flow control creates a controlled field for vessel handling, while careful separation limits mechanical injury to the arterial wall and reduces contamination from surrounding tissues. These safeguards matter because the harvested segment must retain interpretable structural features. A controlled specimen is therefore better suited to downstream comparisons of vessel morphology, pathology, or treatment-related changes.
Choosing whether to excise the arterial segment or preserve it depends on the intended use of the specimen. Excision provides tissue for direct laboratory examination, whereas preservation retains the segment for evaluating vessel structure or treatment response. Making this choice before dissection helps align the harvest with histological, vascular pathology, biomarker, or structural assessment goals.
Consistent harvesting improves specimen quality and makes comparisons across experimental or clinical samples more reliable. Similar handling, tissue separation, and preservation choices reduce avoidable variation between specimens, allowing observed differences to be interpreted more confidently. This standardization is especially important when investigators assess vascular pathology, arterial structure, biomarkers, or responses to treatment.
The brachiocephalic artery's division into the right common carotid and right subclavian arteries provides an anatomical landmark during isolation. Recognizing these branches helps orient the operator to the target segment and supports consistent tissue selection across specimens. That orientation is particularly relevant when comparing vessel structure or pathology, because the sampled arterial segment must be identified consistently.
A high-level workflow begins by exposing the vessel, then controlling blood flow before separating the artery from adjacent tissues. The operator next chooses whether to excise the segment or preserve it, taking care to minimize mechanical injury and contamination throughout handling. This sequence connects surgical control with the specimen quality required for later histological, pathological, or structural analysis.
Harvested tissue can support histological analysis, which examines arterial features in prepared tissue samples, as well as vascular pathology studies. It may also be used for biomarker assessment and evaluation of vessel structure. These applications allow investigators to study the artery directly and organize findings around tissue characteristics rather than relying on a single type of measurement.
Specimen quality directly affects the reliability of comparisons across samples. Mechanical injury, contamination, or inconsistent handling can make arterial features harder to interpret, whereas standardized collection preserves more comparable material. Reliable specimens help investigators distinguish meaningful differences in vascular pathology, structure, biomarkers, or treatment response from variation introduced during harvesting.
A preserved or collected arterial segment can provide tissue for evaluating how treatment relates to vessel structure or vascular pathology. Researchers can pair these observations with biomarker assessment and histological findings to characterize changes in the artery. Consistent harvesting strengthens such studies by ensuring that treatment-related comparisons use specimens obtained through comparable handling procedures.