Patient Simulator Breathing Pump for Realistic Physiological Responses
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Solution Overview
Problem
Existing patient simulators fail to exhibit accurate symptoms and respond appropriately to student stimuli, lacking realism and lifelike features, thereby providing inadequate medical training.
Innovation Solution
A patient simulator system with enhanced realism and functionality, including a simulated respiratory system, pneumothorax system, and realistic birthing and neonatal scenarios, allowing multiple users to practice medical procedures in a team-based environment with real-time assessment and feedback.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a physical simulator is used for hands-on practice, then medical personnel can practice procedures, but the simulator fails to exhibit accurate symptoms and respond appropriately to student stimuli
Solution Approach 1:
The patient simulator incorporates feedback mechanisms where the simulated patient responds to student stimuli with appropriate physiological reactions. Sensors detect student actions (e.g., chest compressions, ventilations) and trigger corresponding system responses (e.g., changes in breathing patterns, heart rate, or symptom manifestation), creating a dynamic interaction that improves both accuracy and adaptability.
Solution Approach 2:
The simulator transitions from a static model to a dynamic system that can change its state based on student actions. The simulated patient's physiological parameters (breathing, circulation, symptoms) dynamically adjust in response to medical interventions, allowing the system to exhibit accurate symptoms while adapting to various student stimuli through programmable response scenarios.
2Ease of manufacture
If existing simulators are used, then basic training can be provided, but they fail to look and feel lifelike
Solution Approach 1:
The simulator employs composite construction combining realistic external materials (skin-like surfaces, anatomical features) with internal mechanical and electronic components. This allows the device to maintain lifelike appearance and tactile properties while incorporating sensors, actuators, and control systems that enable advanced training scenarios and realistic physiological responses.
3Ease of operation
If textbooks and flash cards are used, then theoretical knowledge can be taught, but hands-on practice benefits are lost
Solution Approach 1:
The patient simulator serves as an intermediary between theoretical instruction and real patient care. It bridges the gap by providing a safe, controlled environment where students can apply theoretical knowledge through hands-on practice with a realistic model that responds authentically to medical interventions, ultimately preparing them for actual patient care without exposing real patients to risk.
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
Provides a highly realistic training platform for medical personnel to develop and assess medical treatment skills without endangering live patients, facilitating team training and improving patient safety through hands-on experience.
Implementation Method 1
a breathing pump including a cylinder and a piston dividing the cylinder into first and second chambers, the first chamber being in communication with the lung valve via at least a first flow path, the second chamber being in communication with the lung valve via at least a second flow path, and the piston being adapted to reciprocate within the cylinder
Data Source
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AI summary
An apparatus and method according to which a patient simulator is used to simulate a human patient's breathing pattern, the patient simulator including a simulated respiratory system and a simulated airway system. The simulated respiratory system includes a lung valve, a simulated lung in communication with the lung valve, and a breathing pump including a cylinder and a piston dividing the cylinder into first and second chambers, the first chamber being in communication with the lung valve via at least a first flow path, and the second chamber being in communication with the lung valve via at least a second flow path. The simulated airway system is configured to be in communication with the second chamber of the breathing pump via at least a third flow path. In several examplary embodiments, simulating, using the patient simulator, the human patient's breathing pattern comprises reciprocating the piston within the cylinder.