Pressure-Regulated Hysterosalpingography Device for Tubal Occlusion Safety
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Solution Overview
Problem
Current methods for confirming fallopian tube occlusion during hysterosalpingography lack effective pressure regulation, risking expulsion or disruption of occlusions and providing inadequate assurance of successful sterilization.
Innovation Solution
The development of devices and systems for pressure-regulated control of fluids during hysterosalpingography, which include constant force spring and check-valve mechanisms to manage fluid pressure and prevent excessive force on the uterus and fallopian tubes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If fluid pressure is increased to improve contrast visualization during hysterosalpingography, then diagnostic quality is improved, but the risk of expelling or disrupting tubal occlusions increases
Solution Approach 1:
A pressure-regulating device is introduced as an intermediary between the fluid delivery system and the uterus. This device includes a pressure indicator and control mechanism that mediates the force transmission, allowing the physician to monitor and regulate pressure to prevent expulsion or disruption of tubal occlusions while maintaining adequate contrast visualization for diagnostic quality
Solution Approach 2:
The system incorporates a pressure indicator that provides real-time feedback to the physician about the fluid pressure being applied. This feedback mechanism enables the physician to adjust the fluid delivery to maintain pressure within safe limits, preventing harmful effects on tubal occlusions while ensuring sufficient contrast for accurate diagnosis
2Object-affected harmful factors
If fluid pressure is strictly controlled below 200 mm Hg to prevent tissue damage, then patient safety is improved, but the ability to achieve adequate contrast filling is reduced
Solution Approach 1:
The pressure-regulating device provides dynamic control of fluid pressure, allowing the system to adapt pressure levels during the procedure. The device can maintain pressure below 200 mm Hg to prevent tissue damage while providing sufficient contrast filling through controlled, progressive pressure application rather than abrupt high-pressure injection
3Device complexity
If manual pressure monitoring is used to ensure safe pressure levels, then device complexity is reduced, but the reliability of pressure control is insufficient
Solution Approach 1:
The pressure-regulating device is designed to self-monitor and self-regulate fluid pressure through an integrated pressure indicator and control mechanism. This self-service approach eliminates the need for complex external monitoring systems while providing reliable, automatic pressure control to prevent tissue damage and ensure safe procedure completion
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
These systems enable accurate confirmation of fallopian tube occlusion while preventing damage to the occlusions or surrounding tissues, thereby enhancing diagnostic accuracy and patient safety.
Implementation Method 1
The device may comprise a constant force spring mechanism that maintains a predetermined force level
Implementation Method 2
check-valve mechanisms to manage fluid pressure and prevent excessive force on the uterus and fallopian tubes
Data Source
AI summary
The present invention comprises methods, compositions, devices and systems for determining the status of, or treating, a body structure or conduit. An embodiment of the invention comprises a fluid pressure control device for pressure control of fluid introduced into a body structure or conduit.


