Low-profile bedpan with corner handles for lateral placement

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Solution Overview

Problem

Current bedpans are inadequate in design, leading to difficulties in placement, increased risk of splashing and biohazard exposure, discomfort for patients, and inability to handle the weight and volume of modern patients' waste, with no solutions available for lateral placement or reduced effort in use.

Innovation Solution

A low-profile bedpan design featuring handles in corners for lateral placement, sloped sides to reduce splashing, and a rise portion to capture material, along with integrated supports for increased weight capacity and comfort.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional bedpan design is used, then the bedpan can hold urine and feces, but it is difficult to place laterally under the patient and requires excessive effort

Engineering Contradiction:
Improveease of placementVSAvoidstructural complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The bedpan is divided into two separate portions: a top portion and a bottom portion. Each portion can be handled independently, with the top portion featuring handles for easy lateral placement. This segmentation reduces the effort required for placement while maintaining the complete functionality of the combined bedpan structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The bedpan design incorporates lateral placement capability by adding handles on the top portion that extend laterally, allowing the bedpan to be inserted from the side rather than only from the foot of the bed. This dimensional change in placement approach improves ease of operation.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Object-affected harmful factors

If traditional bedpan design is used, then the bedpan can contain waste, but it allows splashing and biohazard exposure

Engineering Contradiction:
Improvebiohazard exposureVSAvoidstructural complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

By separating the bedpan into top and bottom portions with an internal wall structure, the design creates contained compartments that prevent splashing. The internal wall between compartments restricts fluid movement, reducing biohazard exposure risks while maintaining waste containment functionality.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The rise portion and internal wall structure are designed to prevent splashing before it can occur during patient use. This preliminary protective structure blocks the harmful splashing action before it can expose healthcare workers to biohazards.

Inventive Principle:
Principle #9Preliminary anti-action

3Strength

If traditional bedpan design is used, then the bedpan can support patient weight, but it cannot handle increased patient weights and volumes

Engineering Contradiction:
Improveweight capacityVSAvoidstructural complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The bedpan is segmented into top and bottom portions that can be manufactured separately and then assembled. This allows each portion to be optimized for strength to handle increased patient weights, while the modular structure avoids the complexity of manufacturing a single large reinforced piece.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The top and bottom portions are designed to join together to form a complete bedpan structure. This merging of separate components creates a unified structure with enhanced weight capacity that can support modern patient weights and volumes while maintaining manufacturing simplicity.

Inventive Principle:
Principle #5Merging (Combining)

4Ease of operation

If traditional bedpan design is used, then the bedpan can be manufactured simply, but it lacks features for lateral placement and reduced effort

Engineering Contradiction:
Improveease of useVSAvoidmanufacturing simplicity
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

The bedpan is manufactured as two separate portions that can be produced using standard manufacturing processes. The handles on the top portion are integrated during manufacturing of that portion, adding ease of use features without requiring complex manufacturing equipment or processes.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The top portion serves multiple functions: it contains the handles for easy lateral placement, provides structural support, and forms part of the waste containment system. This multi-functionality is achieved through a single manufacturing process for the top portion, maintaining manufacturing simplicity while enhancing ease of use.

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

Data Source

PatentUS20250017798A1Low-profile bedpans
Publication Date: 2025.01.16 WITKOS MACIEJ
  • US20250017798A1 patent drawing
  • US20250017798A1 patent drawing
  • US20250017798A1 patent drawing

AI summary

A bedpan having a housing including a chamber, a top portion including an opening to the chamber and having an edge, a proximal surface including an apron surrounding the opening, the apron extending from an edge of the proximal surface to the edge of the opening, and a rise portion of the apron that is vertically higher than the rest of the apron. The bedpan has a bottom portion including a distal surface opposite the proximal surface, and a distal edge of the distal surface, the chamber positioned interior to the housing, the side walls of the chamber being interior to the side wall such that there is space between the walls of the chamber and the side wall. The bedpan has handles disposed on the corners of the housing.