Modular Medical Housing Assembly for Vibration-Resistant Servicing

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Solution Overview

Problem

Conventional medical devices face issues with aesthetically unpleasing appearances due to multiple components, structural weaknesses from frequent disassembly, damage from cleaning agents, and large size that complicates transportation.

Innovation Solution

A modular medical device design featuring a combined structure with a main bracket, securing structures, and elastic buffer members for easy assembly and disassembly, along with a thermal isolation compartment for compact size and improved durability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of repair

If multiple components are connected to a housing using conventional connection structures (screws, snap-fit fasteners), then the device can be assembled and disassembled for maintenance, but the connections are easily damaged by force during frequent disassembly and assembly operations

Engineering Contradiction:
Improveease of disassembly and assemblyVSAvoidconnection durability
Core Design Contradiction:
Ease of repairVSReliability

Solution Approach 1:

The housing is divided into a front housing component and a rear housing component that can be separately assembled and disassembled. This segmentation allows the internal components to be accessed and replaced without damaging the connection structures, as the housing itself is designed to be separable rather than relying on fragile connection points between components.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A damping apparatus is introduced as an intermediary element between the functional module and the housing. This damping apparatus absorbs impact forces and vibrations, protecting the connection structures from damage during frequent disassembly and assembly operations, thereby maintaining connection durability while preserving ease of repair.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If plastic materials with better chemical resistance are used to prevent cracking from cleaning agents, then the housing durability is improved, but the production cost increases

Engineering Contradiction:
Improvechemical resistanceVSAvoidproduction cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The housing is constructed using a composite structure combining plastic material with a damping apparatus. The damping apparatus provides the necessary chemical resistance and protection against cracking from cleaning agents, while the plastic housing maintains cost-effectiveness. This composite approach achieves the required reliability without the full cost premium of entirely plastic chemical-resistant materials.

Inventive Principle:
Principle #40Composite materials

3Adaptability or versatility

If the medical device uses a functional module with maximized configuration (ECG module, SPO2 module, TEMP module, CO2 module), then the device functionality is comprehensive, but the device volume becomes large making it inconvenient for transfer in hospital, battlefield, or field rescue

Engineering Contradiction:
Improvefunctional configurationVSAvoiddevice volume
Core Design Contradiction:
Adaptability or versatilityVSVolume of moving object

Solution Approach 1:

The medical device is designed with a damping apparatus that provides vibration isolation and impact protection, allowing the device to maintain comprehensive functional modules while reducing the effective volume. The damping apparatus compresses under vibration and impact, creating a compact configuration that is convenient for transfer in hospital, battlefield, or field rescue settings.

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

Facilitates quick configuration changes, enhances anti-vibration and waterproof performance, and ensures compact size for easy transportation while maintaining structural integrity and reliability.

Implementation Method 1

A first elastic buffer member may be provided between a lateral side of the reinforcing member and an inner wall of the second opening and/or between a lateral side of the screen body and an inner wall of the second opening

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

The main bracket may be further fixedly provided with a thermal isolation compartment for accommodating a battery or accommodating the functional module

Methodology Applied
Scientific EffectThermal insulation: Thermal Insulation

Data Source

PatentUS20260013726A1Medical device
Publication Date: 2026.01.15 SHENZHEN MINDRAY BIO MEDICAL ELECTRONICS CO LTD
  • US20260013726A1 patent drawing
  • US20260013726A1 patent drawing
  • US20260013726A1 patent drawing

AI summary

A medical device, comprising a housing, a combined modular structure which is formed by connecting a board card and an interface panel to a main bracket; a first opening arranged on the housing for the insertion of the combined modular structure; a first locking structure for locking and fixing the combined modular structure to the housing; a screen assembly; a second opening arranged on the housing for mounting the screen assembly, and a second locking structure for locking and fixing the screen assembly to the housing. The integral arrangement of a functional module of a medical device helps to improve the assembly precision between various components, and ensure the reliability of the connection between components. The present disclosure facilitates the assembly of board card and other components, as well as module configuration and modular testing while also having good seismic performance.