Medical Air Mattress With Deflatable Cells for Bedpan Access

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Solution Overview

Problem

Conventional medical air mattresses require patients to be moved and the upper bedspread to be removed for bedpan use, necessitating multiple individuals and inefficient use of time and resources, as the detachable air cells do not function as intended for easy access.

Innovation Solution

The medical air mattress features independent air cells that can be deflated independently to form a recess for the bedpan, eliminating the need to move the patient or remove the upper bedspread, with a system of solenoid valves and a pumping assembly allowing for selective inflation and deflation of air cells.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If detachable air cells are removed to form a recess for bedpan, then bedpan can be accommodated, but upper bedspread must be removed and patient must be moved, requiring multiple individuals

Engineering Contradiction:
Improvebedpan accommodationVSAvoidoperation complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The air mattress is divided into multiple independent air cells that can be individually controlled. Specifically, third air cells are designated as independent deflatable cells that can be selectively deflated to create a bedpan recess without affecting other cells or requiring removal of the bedspread, thus simplifying the operation while maintaining adaptability

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system enables self-service bedpan accommodation through automated control. The independent air cells can be deflated automatically via control unit without requiring manual intervention to remove bedspread or reposition patient, allowing the mattress to serve itself in creating the necessary recess

Inventive Principle:
Principle #25Self-service

2Adaptability or versatility

If upper bedspread is removed for bedpan access, then bedpan can be placed, but patient must be moved and multiple individuals are required

Engineering Contradiction:
Improvebedpan accessVSAvoidtime consumption
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The air mattress structure is segmented into independently controllable air cells beneath the continuous bedspread. Third air cells can be selectively deflated to create localized recesses for bedpan access without requiring removal of the bedspread or movement of the patient, significantly reducing time consumption

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The bedspread is pre-designed to be removable or transparent in specific areas to allow bedpan access without full removal. Additionally, the system can preliminarily deflate third air cells in anticipation of bedpan needs, eliminating delays associated with manual intervention

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10143609B2Medical air mattress
Publication Date: 2018.12.04 JUPITER TECH CO LTD
  • US10143609B2 patent drawing
  • US10143609B2 patent drawing
  • US10143609B2 patent drawing

AI summary

A medical air mattress has a mattress body and an upper bedspread. The mattress body is formed by multiple air cells including independent air cells parallelly arranged as an air cell row. The upper bedspread covers the mattress body. The independent air cells are connected to the independent deflating unit to be deflated independently. When the patient needs to use the bedpan, the independent air cells are deflated to form a recess for receiving the bedpan so that the patient needs not to move.