Maternal Undergarment V-Shape Waist and Multi-Layer Absorption

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Solution Overview

Problem

Existing maternal undergarments fail to provide effective absorption of postpartum bleeding and pain relief, as they lack a V-shape design to accommodate the postpartum stomach and multiple layers for healing benefits.

Innovation Solution

A maternal undergarment with a V-shape upper perimeter, adjustable waistband, absorbent, cooling, and antibacterial layers, including an absorbent layer to hold up to three cups of liquid, a cooling layer for temperature retention, and an antibacterial layer with witch hazel for pain relief and healing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If large absorbent pads are worn with existing underwear, then postpartum bleeding absorption is improved, but comfort and healing benefits are reduced

Engineering Contradiction:
Improveabsorption capacityVSAvoidcomfort and healing benefits
Core Design Contradiction:
Quantity of substanceVSEase of operation

Solution Approach 1:

The patent combines multiple previously separate products (absorbent pads, cooling packs, medicinal applications) into a single integrated maternal undergarment. The absorbent layer, cooling layer, and antibacterial layer are merged within one garment structure, eliminating the need to wear separate pads and apply separate treatments, thereby improving comfort while maintaining high absorption capacity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The undergarment employs composite material structure with distinct functional layers: an absorbent layer for fluid absorption, a cooling layer for temperature retention, and an antibacterial layer containing witch hazel. This composite approach allows each layer to perform its specific function optimally while working together to provide comprehensive postpartum care.

Inventive Principle:
Principle #40Composite materials

2Reliability

If disposable underwear is used, then hygiene is improved, but pain relief and healing benefits are reduced

Engineering Contradiction:
ImprovehygieneVSAvoidpain and discomfort
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent integrates therapeutic functions directly into the disposable undergarment structure. The antibacterial layer containing witch hazel is incorporated into the garment itself, allowing the single-use product to provide both hygiene through disposal and pain relief through the medicinal layer, eliminating the trade-off between these benefits.

Inventive Principle:
Principle #5Merging (Combining)

3Device complexity

If standard underwear is worn, then simplicity is maintained, but postpartum bleeding absorption and pain relief are insufficient

Engineering Contradiction:
ImprovesimplicityVSAvoidabsorption capacity
Core Design Contradiction:
Device complexityVSQuantity of substance

Solution Approach 1:

The undergarment is designed as a multi-functional universal product that simultaneously provides absorption, cooling, and antibacterial protection. This allows a single garment to replace multiple separate products, maintaining simplicity for the user while delivering comprehensive postpartum care functions that standard underwear cannot provide.

Inventive Principle:
Principle #6Universality (Multi-functionality)

4Ease of manufacture

If fixed waistband underwear is used, then manufacturing simplicity is maintained, but adaptability to changing postpartum body is reduced

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidadaptability to changing belly size
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The waistband is designed with elastic and adjustable properties that allow it to dynamically adapt to the changing size of the postpartum belly. This dynamic characteristic enables the garment to maintain comfort and fit throughout the recovery period as the body changes, while still being manufacturable using standard elastic waistband techniques.

Inventive Principle:
Principle #15Dynamics

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 maternal undergarment effectively absorbs postpartum bleeding, provides pain relief, and aids in the healing process by combining a V-shape design, adjustable waistband, and multiple functional layers for comfort and hygiene.

Implementation Method 1

an absorbent layer and a cooling layer disposed between the exterior and interior layers thereof, wherein the absorbent layer is configured to absorb up to three cups of liquid

Methodology Applied
Scientific EffectAbsorption: Absorption (physical)

Implementation Method 2

the cooling layer comprises a material configured to retain temperature for a length of time

Methodology Applied
Scientific EffectThermal insulation: Thermal Insulation

Data Source

PatentUS11528945B2Maternal under garment
Publication Date: 2022.12.20 AIELLO GIOVANNA
  • US11528945B2 patent drawing
  • US11528945B2 patent drawing
  • US11528945B2 patent drawing

AI summary

A garment for postnatal women for absorbing postpartum bleeding and providing soothing effects during post-partum recovery. The maternal under garment includes an exterior layer having a waist opening and a pair of leg openings. An interior layer overlaps the exterior layer along a front panel and a rear panel of the garment. An upper perimeter of the front panel includes a V-shape, wherein a nadir of the V-shape is centrally positioned on the front panel to comfortably rest below a stomach area of a woman. The maternal under garment includes an adjustable waist band to retract as the stomach area becomes smaller postpartum. Multiple layers are disposed between the interior and exterior layer, such as an absorbent layer for absorbing postpartum bleeding, a cooling layer for soothing genitals during postpartum recovery, and an antibacterial layer for assisting with pain relief and the healing process after birth.