Neonatal Care Unit With Adjustable Petal Enclosure

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Solution Overview

Problem

Current care units for neonates are inadequate in simulating a uterine environment, managing hyperbilirubinemia, and facilitating neuromuscular development, leading to increased risks of neurodevelopmental disabilities and prolonged hospital stays.

Innovation Solution

The development of a neonatal care unit featuring a base member surrounded by petal members that can be adjusted to mimic a uterine environment, provide optical and thermal therapy, and maintain desired positioning, while allowing caregiver access and reducing movement restrictions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a neonate is placed in a traditional incubator, then the neonate is protected from environmental hazards, but the neonate does not receive uterine-similar environmental stimulation needed for optimal development

Engineering Contradiction:
Improveprotection from environmental hazardsVSAvoiduterine-similar environmental simulation
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The incubator is divided into multiple functional zones: a base member providing structural support and protection, petal members creating a uterine-similar enclosure, and therapy components for treating hyperbilirubinemia. Each segment performs a specific function while collectively providing both protection and developmental stimulation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The petal members are nested around the base member, creating concentric layers that progressively build the uterine-similar environment. The petal members can be folded or positioned to form an enclosed space that mimics the womb, while remaining integrated with the protective incubator structure.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of operation

If a neonate is positioned in a traditional incubator, then caregiver access is facilitated, but the neonate does not maintain desired positioning for neuromuscular development

Engineering Contradiction:
Improvecaregiver accessVSAvoidneuromuscular developmental positioning
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The petal members are designed to be movable and adjustable, allowing them to be positioned to create optimal developmental positioning for the neonate while still permitting caregiver access when needed. The dynamic structure can be reconfigured between providing enclosed positioning and allowing access.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

Different regions of the incubator provide different functions: the base member provides stable support, while the petal members provide localized positioning and enclosure. The petal members can be adjusted to provide specific positioning benefits to different parts of the neonate's body as needed for neuromuscular development.

Inventive Principle:
Principle #3Local quality

3Reliability

If optical and thermal therapy is provided to treat hyperbilirubinemia, then treatment effectiveness is improved, but device complexity increases

Engineering Contradiction:
Improvehyperbilirubinemia treatment effectivenessVSAvoidintegrated therapy components
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The optical therapy components and thermal therapy components are merged into a single integrated incubator system. The petal members can incorporate both light sources for phototherapy and heating elements for thermal therapy, allowing simultaneous treatment of hyperbilirubinemia while maintaining a unified device structure.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The petal members are designed with multi-functionality, serving both as structural components creating the uterine-similar environment and as delivery mechanisms for optical and thermal therapy. This universal design reduces overall device complexity by combining multiple functions into single components.

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

4Stability of the object's composition

If the petal members are made rigid to maintain cavity shape, then structural stability is improved, but ease of adjustment and caregiver access deteriorates

Engineering Contradiction:
Improvecavity shape stabilityVSAvoidpetal member adjustability
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The petal members incorporate dynamic characteristics, allowing them to be adjusted and repositioned when needed for caregiver access or therapy application, while maintaining structural stability when in the desired position. The design allows for temporary flexibility during adjustment followed by stable positioning during use.

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

This solution creates a comfortable environment that expedites neonatal development, reduces hospital stays and stress, and effectively treats hyperbilirubinemia, thereby minimizing the risk of neurodevelopmental disabilities and improving overall neonatal care.

Implementation Method 1

The therapy component can include an optical light source configured to provide therapy to the patient

Methodology Applied
Scientific EffectPhototherapy: Photo-oxidation

Implementation Method 2

The therapy component can include a thermal energy source configured to provide therapy to the patient

Methodology Applied
Scientific EffectThermal energy transfer: Conduction (thermal)

Data Source

PatentUS9907688B2Care unit
Publication Date: 2018.03.06 REGENTS OF THE UNIVERSITY OF MINNESOTA
  • US9907688B2 patent drawing
  • US9907688B2 patent drawing
  • US9907688B2 patent drawing

AI summary

A care unit can include a base member and a plurality of petal members. Each petal member can extend from a first end, engaged with the base member, to a second end, spaced from the base member. Inward-facing surfaces of at least two petal members and the base member can collectively define a cavity for receiving at least a portion of the patient. The care unit can further include one or both of a therapy component, configured to provide a treatment to the patient, or a sensor component, configured to monitor a condition of the patient. The therapy component can be coupled to, or integrated with, one or both of the base member or a petal member and can include an optical light source, a thermal energy source, an oxygen or air source, a sound wave source, a sound wave-cancelling source, or a pulsating source, for example.