Operating Lamp Control Knob for Sterile Surgical Environments
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Solution Overview
Problem
Existing operating lamps in operating rooms require multiple control elements for switching between operating states and adjusting parameters, which complicates handling and hinders efficient access to operator controls, especially in sterile environments.
Innovation Solution
A single control element that emits control signals for changing operating states and parameters through directional motion, allowing for axial displacement and rotation, facilitating easy access and sterilization, with options for synchronized or individual parameter settings across multiple lamps.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If multiple control elements are used for switching operating states and adjusting parameters, then the functionality is complete, but the device complexity and ease of operation deteriorate
Solution Approach 1:
The patent combines multiple control elements into a single control element that can perform both state switching and parameter adjustment functions. This single control element integrates the functionality of what would traditionally require separate controls, thereby reducing device complexity while maintaining ease of operation through unified control.
Solution Approach 2:
The control element is designed with multi-functionality, enabling it to perform multiple operations: switching between operating states (on/off/standby) and adjusting parameters (color temperature, light intensity) within states. This universal control approach eliminates the need for multiple specialized controls, simplifying the overall device structure.
2Ease of operation
If control elements are integrated into the lamp body, then the access is convenient, but the ease of cleaning and sterilization worsens
Solution Approach 1:
The control element is designed as a separable component that can be detached from the lamp body. This segmentation allows the control element to be easily removed for cleaning and sterilization processes, while still providing convenient access when attached. The modular design resolves the contradiction between integrated accessibility and ease of maintenance.
3Ease of operation
If a single control element manages multiple functions, then the ease of operation improves, but the difficulty of detecting and measuring the current state worsens
Solution Approach 1:
The system incorporates feedback mechanisms that provide visual or tactile information about the current operating state and parameter settings. This feedback allows the user to easily detect the current state despite the simplified single-control interface, resolving the contradiction between control simplicity and state detectability.
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
Enhances handling efficiency by allowing a single control element to manage multiple functions, ensuring easy access and sterilization, thereby simplifying the operation of operating lamps and maintaining optimal illumination settings during surgeries.
Implementation Method 1
The operating lamp includes several light modules 2... The adjustable operating states may advantageously include: light intensity, emitted color temperature
Data Source
AI summary
An operating lamp has operator controls that include several operating parameter display fields for displaying adjustable parameters of operating states of the operating lamp, and a control element, such as a manipulable knob, for setting those parameters. The same control element also emits control signals for changing the operating state.


