Arm support for blood pressure monitoring
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Solution Overview
Problem
Current methods for taking blood pressure readings are inaccurate if the arm is not held horizontally, which is crucial for diagnosing and treating related medical conditions, as the arm needs to be supported in a way that allows for consistent and correct measurements.
Innovation Solution
An adjustable-height stand with collapsible legs and a telescopically adjustable post, featuring a padded, textured 'U'-shaped saddle to support the arm at or near the elbow region, ensuring the arm is held horizontally for accurate readings.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If the arm is not supported in a horizontal position, then the blood pressure reading becomes incorrect, but providing arm support requires additional device complexity
Solution Approach 1:
The arm support stand is divided into separate functional components: a base with adjustable legs, a vertical post with telescopic sections, and a saddle support. This segmentation allows each component to be optimized independently for its specific function while maintaining overall simplicity
Solution Approach 2:
The stand incorporates adjustable features including telescopic post sections that can extend or retract, and legs that can be positioned at different angles. These dynamic adjustments enable the device to adapt to different user heights and preferences while maintaining the required horizontal arm position for accurate blood pressure measurement
2Adaptability or versatility
If the arm support height is fixed, then the device structure is simple, but it cannot accommodate both sitting and standing users effectively
Solution Approach 1:
The vertical post incorporates telescopic sections that can be extended or retracted to adjust the saddle height. This dynamic adjustment mechanism allows the same device to accommodate both sitting users (lower height) and standing users (higher height) effectively
Solution Approach 2:
The height of the arm support is made variable through the telescopic post mechanism, allowing the vertical dimension parameter to be changed based on user needs. This enables the device to adapt to different usage scenarios without requiring multiple separate devices
3Stability of the object's composition
If the legs are deployed to provide stable support, then the base area increases improving stability, but the storage space requirement increases
Solution Approach 1:
The base is designed with separate, adjustable legs rather than a solid continuous base. This segmentation allows the legs to be deployed outward to provide stable support during use, while being foldable for compact storage
Solution Approach 2:
The legs are designed to be collapsible and deployable, transitioning from a compact configuration during storage to an extended configuration during use. This dynamic behavior allows the base area to increase when stability is needed while minimizing the footprint during storage
Data Source
AI summary
An arm support for blood pressure monitoring, including an adjustable-height stand with a number of legs that support an upwardly-extending post. An arm-supporting saddle is fixed in position at the top of the post. The saddle has an upper arm-support surface that is configured to support an arm of a user. The top of the post is adjustable in height relative to the legs, to allow the saddle to be positioned at an appropriate height such that the user's arm when supported by the saddle is in a horizontal position.