Breast Pump Vibratory Waveform for Faster Milk Extraction
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Solution Overview
Problem
Current breast pumps often struggle to efficiently empty the breast in a short amount of time, leading to challenges in maintaining milk supply and preventing breast engorgement, as they primarily rely on adjusting cycle speed and suction level without effectively enhancing milk extraction.
Innovation Solution
The introduction of a vibratory waveform in breast pumps, which applies vibrations during the pumping cycle to increase milk flow rate and efficiency, utilizing various devices and methods such as modulating vacuum pumps, solenoids, or separate vibratory motors to generate oscillations, reducing shear stress on milk ducts and stimulating letdown.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If breast pumps rely only on adjusting cycle speed and suction level, then the device complexity remains low, but the productivity of milk extraction is insufficient
Solution Approach 1:
The patent applies mechanical vibration to the breast during pumping cycles to enhance milk flow rate and extraction efficiency. The vibration mechanism creates oscillatory motion that reduces shear stress on milk ducts and stimulates letdown reflex, thereby increasing productivity without requiring complex system architecture
Solution Approach 2:
The patent implements periodic vibration cycles synchronized with the pumping rhythm, applying vibrations during specific phases of the pumping cycle. This periodic action enhances milk ejection during letdown phases while maintaining simplicity in the overall pump design by using rhythmic, predictable patterns
2Loss of time
If breast pumps use traditional suction cycles without vibration, then the device is easy to operate, but the time required to empty the breast is excessive
Solution Approach 1:
The patent employs sensors to detect breast fullness and automatically adjusts pumping parameters including vibration intensity and cycle timing. This self-service capability reduces the time to empty the breast by adapting to real-time conditions without requiring the user to manually adjust complex settings
Solution Approach 2:
The patent dynamically changes pumping parameters such as suction level, cycle speed, and vibration frequency based on detected breast conditions. These parameter adjustments optimize emptying time while presenting a simple user interface that automatically manages the complexity of multiple adjustable parameters
3Quantity of substance
If breast pumps apply high suction levels continuously, then the volume of milk extracted increases, but the breast tissue may be damaged
Solution Approach 1:
The patent uses periodic vibration cycles with alternating phases of suction and release, preventing continuous high suction that could damage breast tissue. The rhythmic nature of the periodic action allows tissue recovery between cycles while maintaining high overall milk extraction volume
Solution Approach 2:
The patent applies mechanical vibration during suction phases to enhance milk flow without increasing suction pressure. The vibration creates oscillatory motion that facilitates milk ejection through the ducts, allowing high milk volume extraction at lower, safer suction levels that prevent tissue damage
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
The vibratory waveform enhances milk extraction by increasing the volume flow rate and reducing the time required to empty the breast, making the pumping process more efficient and effective.
Implementation Method 1
activating a breast pump device to administer multiple breast pump cycles
Implementation Method 2
applying vibrations during the pumping cycle to increase milk flow rate and efficiency, utilizing various devices and methods such as modulating vacuum pumps, solenoids, or separate vibratory motors to generate oscillations
Data Source
AI summary
An example method for facilitating milk extraction from a breast can include: activating a breast pump system to administer multiple breast pumping cycles, each breast pumping cycle comprising an increasing vacuum segment during which an amount of vacuum force applied to a breast increases; and applying vibrations to the breast during at least a portion of each of the breast pumping cycles using a vibration device, wherein the vibrations are applied in a segmented pattern comprising discrete pressure intervals during the increasing vacuum segment, wherein the segmented pattern pauses at intermediate pressure plateaus between atmospheric pressure and a target vacuum level.