Ion Detection Breath Analysis for Drug Expulsion Monitoring
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Solution Overview
Problem
Current modeling approaches for determining pharmaceutical agent dosages are insufficient as they do not account for individual patient variations, leading to inaccurate estimates of agent expulsion rates.
Innovation Solution
A breath analysis system that monitors the concentration of pharmaceutical agents or their metabolites in a patient's exhaled breath, using ion detection methods to provide accurate measurements of agent expulsion rates.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If modeling approaches are used to estimate agent expulsion rates based on patient demographics, then the system is simple to operate, but the measurement precision is insufficient
Solution Approach 1:
The patent replaces the mechanical/mathematical modeling approach with an optical/ion detection system. The breath analysis system uses ionization sources and detectors to directly measure pharmaceutical agent concentrations in expired breath, substituting the abstract modeling method with a physical measurement system that provides actual concentration data rather than demographic-based estimates.
Solution Approach 2:
The patent introduces expired breath as an intermediary medium to measure pharmaceutical agent expulsion. Instead of directly measuring blood concentrations or using complex metabolic models, the system captures and analyzes the pharmaceutical agent as it is naturally exhaled through the breath, providing a non-invasive measurement pathway that directly reflects elimination rates.
2Reliability
If modeling approaches are used for dosage determination, then the device complexity is low, but the reliability of dosage accuracy deteriorates
Solution Approach 1:
The patent implements a feedback mechanism where the breath analysis system continuously monitors pharmaceutical agent concentrations in real-time and provides this information back to the dosing system. This allows for dynamic adjustment of dosages based on actual elimination rates, creating a closed-loop system that improves dosing reliability by responding to actual patient metabolism rather than relying on static demographic models.
Solution Approach 2:
The patent transitions from static demographic-based dosing models to a dynamic measurement system that captures real-time variations in pharmaceutical agent expulsion. The breath analysis system can detect changes in elimination rates as they occur, allowing dosage recommendations to be adjusted dynamically based on the patient's actual physiological state rather than population averages.
3Adaptability or versatility
If individual patient variations are not accounted for, then the system is simple to operate, but the adaptability to individual patients deteriorates
Solution Approach 1:
The patent enables the system to automatically capture and analyze individual patient characteristics through the breath analysis process. Each patient's unique metabolic profile is self-revealed through their expired breath composition, eliminating the need for manual demographic data collection or subjective clinical assessment. The system adapts to each patient automatically by measuring their actual pharmaceutical agent elimination pattern.
Solution Approach 2:
The patent performs preliminary characterization of each patient's metabolic rate through the breath analysis measurement. By measuring the concentration of pharmaceutical agents in expired breath, the system预先 (in advance) determines the patient's elimination kinetics, which then informs subsequent dosing decisions. This preliminary measurement captures individual variations before treatment begins or is adjusted.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables precise monitoring of pharmaceutical agent expulsion rates in individual patients, improving dosage accuracy and patient-specific treatment management.
Implementation Method 1
an ionization source disposed along the gas path and configured to ionize at least the analyte of interest within the gas mixture
Data Source
AI summary
Disclosed embodiments include systems for analyzing the breath of a patient for the presence of one or more analytes of interest. The systems may include an ion detection system capable of receiving a gas mixture having an analyte of interest expired by a patient, flowing the gas mixture, and ionizing molecules within the gas mixture. The molecules include at least the analyte of interest. The ion detection system is also capable of detecting the ionized analyte of interest.