{"id":{"repo_id":"uab","oai_identifier":"oai:digitalcommons.library.uab.edu:etd-collection-8121"},"canonical_url":"https://search.dev.ndltd.org/etd/uab/oai:digitalcommons.library.uab.edu:etd-collection-8121","repository":{"repo_id":"uab","name":"University of Alabama Birmingham","base_url":"https://digitalcommons.library.uab.edu/do/oai/"},"display":{"title":"An Evaluation of the Thermodilution Method for Measuring Ventricular Volumes.","abstract":"Accurate size information on a living heart is essential for an in-depth study of its cardiac function. A review of the literature since the turn of the century reveals the great amount of effort that has been expended in the search for better ways to measure heart size. Starling’s law relates energy of contraction to the initial length of the cardiac muscle fiber. To apply this law directly requires some measure of fiber length. The volume of the ventricular cavity is a function of this fiber length and thus can provide such a measure. For this reason many investigators have directed their research toward developing or improving methods for making ventricular volume measurements. The methods find use in the study of normal and diseased hearts by providing information for interrelating such quantities as stroke volume, end diastolic volume, ventricular pressure, work, ventricular compliance, etc. The ultimate importance of a practical ventricular volume method lies in its value as a diagnostic tool as the research information is applied to clinical situations.","abstract_html":"Accurate size information on a living heart is essential for an in-depth study of its cardiac function. A review of the literature since the turn of the century reveals the great amount of effort that has been expended in the search for better ways to measure heart size. Starling’s law relates energy of contraction to the initial length of the cardiac muscle fiber. To apply this law directly requires some measure of fiber length. The volume of the ventricular cavity is a function of this fiber length and thus can provide such a measure. For this reason many investigators have directed their research toward developing or improving methods for making ventricular volume measurements. The methods find use in the study of normal and diseased hearts by providing information for interrelating such quantities as stroke volume, end diastolic volume, ventricular pressure, work, ventricular compliance, etc. The ultimate importance of a practical ventricular volume method lies in its value as a diagnostic tool as the research information is applied to clinical situations.","abstract_has_math":false,"creators":["Lloyd, Roger Albert"],"institution":null,"degree_name":null,"degree_level":"Dissertation","degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1971,"date_issued":"1971-01-01T08:00:00Z","date_published":"1971-01-01T08:00:00Z","updated_at":"2026-07-24T05:05:40Z","subjects":["Hearts","Clinical situations","Ventricular pressure","Cardiac muscle fiber","Stroke volume"],"languages":[],"rights":[],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"https://digitalcommons.library.uab.edu/etd-collection/7129","outbound_label":"Repository record","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:creator","label":"Author","values":["Lloyd, Roger Albert"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"thesis:degree_level","label":"Degree Level","values":["Dissertation"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Hearts","Clinical situations","Ventricular pressure","Cardiac muscle fiber","Stroke volume"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["https://digitalcommons.library.uab.edu/etd-collection/7129"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["Accurate size information on a living heart is essential for an in-depth study of its cardiac function. A review of the literature since the turn of the century reveals the great amount of effort that has been expended in the search for better ways to measure heart size. Starling’s law relates energy of contraction to the initial length of the cardiac muscle fiber. To apply this law directly requires some measure of fiber length. The volume of the ventricular cavity is a function of this fiber length and thus can provide such a measure. For this reason many investigators have directed their research toward developing or improving methods for making ventricular volume measurements. The methods find use in the study of normal and diseased hearts by providing information for interrelating such quantities as stroke volume, end diastolic volume, ventricular pressure, work, ventricular compliance, etc. The ultimate importance of a practical ventricular volume method lies in its value as a diagnostic tool as the research information is applied to clinical situations."]},{"key":"dc:title","label":"Title","values":["An Evaluation of the Thermodilution Method for Measuring Ventricular Volumes."]}]}],"canonical_facts":{"dc:creator":["Lloyd, Roger Albert"],"dc:description.abstract":["Accurate size information on a living heart is essential for an in-depth study of its cardiac function. A review of the literature since the turn of the century reveals the great amount of effort that has been expended in the search for better ways to measure heart size. Starling’s law relates energy of contraction to the initial length of the cardiac muscle fiber. To apply this law directly requires some measure of fiber length. The volume of the ventricular cavity is a function of this fiber length and thus can provide such a measure. For this reason many investigators have directed their research toward developing or improving methods for making ventricular volume measurements. The methods find use in the study of normal and diseased hearts by providing information for interrelating such quantities as stroke volume, end diastolic volume, ventricular pressure, work, ventricular compliance, etc. The ultimate importance of a practical ventricular volume method lies in its value as a diagnostic tool as the research information is applied to clinical situations."],"dc:identifier":["https://digitalcommons.library.uab.edu/etd-collection/7129"],"dc:subject":["Hearts","Clinical situations","Ventricular pressure","Cardiac muscle fiber","Stroke volume"],"dc:title":["An Evaluation of the Thermodilution Method for Measuring Ventricular Volumes."],"thesis:degree_level":["Dissertation"]},"updated_at":"2026-07-24T05:05:40Z"}