Injection Positioning Apparatus for Accurate Needle Guidance
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
The accuracy and safety of needle injections in medical procedures are compromised by user anxiety, lack of knowledge, and improper technique, leading to errors such as incomplete medication delivery, trauma, and systemic poisoning.
Innovation Solution
A positioning apparatus that guides an injection device at a predetermined angle relative to a target surface, featuring a housing with a channel and stabilizing surface to ensure accurate placement and reduce anxiety through visual indicators and safety features.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If users administer injections without training or guidance, then the ease of operation is improved, but the manufacturing precision and reliability deteriorate due to improper technique and placement errors
Solution Approach 1:
The positioning apparatus serves as an intermediary device between the user and the injection site. It includes a housing with a channel that guides the injection device and a stabilizing surface that contacts the patient's skin to establish proper orientation. This mediator ensures accurate needle placement without requiring the user to have specialized training or skill in injection techniques.
Solution Approach 2:
The invention replaces the reliance on user skill and manual dexterity with a mechanical guidance system. The channel in the housing mechanically constrains the injection device to follow a predetermined path, while the stabilizing surface mechanically establishes the correct angle and orientation, substituting the need for trained manual technique with a passive mechanical guidance system.
2Ease of operation
If users administer injections without training, then the ease of operation is improved, but the reliability deteriorates due to fear, anxiety, and lack of knowledge leading to improper administration
Solution Approach 1:
The positioning apparatus acts as a reliable intermediary that ensures safe and complete medication delivery. The channel guides the full length of the needle through the tissue to ensure complete dose delivery, while the stabilizing surface ensures proper orientation throughout the injection process, providing reliability without requiring user training or experience.
Solution Approach 2:
The apparatus performs preliminary actions by pre-establishing the correct injection angle and orientation through its geometric design. The channel is formed at a predetermined angle relative to the stabilizing surface, so when the stabilizing surface is placed on the patient's skin, the correct injection geometry is automatically established before the injection begins, eliminating the need for user judgment or skill.
3Manufacturing precision
If proper injection technique is required to prevent harm, then the manufacturing precision is improved, but the ease of operation deteriorates due to the complexity of following specific steps and correct positioning
Solution Approach 1:
The positioning apparatus is designed to be self-aligning and self-guiding. The channel automatically guides the injection device along the correct path, and the stabilizing surface automatically establishes the proper orientation when placed on the patient's skin. The system performs the alignment function for itself without requiring the user to understand or execute complex positioning steps, making accurate injection as easy as placing the device on the skin.
Solution Approach 2:
The apparatus segments the injection process into distinct functional components: the stabilizing surface that establishes orientation, the channel that guides the needle path, and the aperture that defines the injection point. This segmentation allows each component to independently ensure proper technique without requiring the user to master the entire complex procedure, simplifying operation while maintaining precision.
4Ease of operation
If visual indicators and safety features are added to reduce anxiety, then the ease of operation is improved, but the device complexity increases
Solution Approach 1:
The apparatus incorporates visual indicators such as color-coded markings or illuminated elements that provide feedback to the user about proper positioning and injection status. These visual cues reduce user anxiety by making the injection process more transparent and controllable, while the indicators are integrated into the existing housing structure rather than adding separate complex systems.
Data Source
Figure 1A~1B
Figure 1C~1D
Figure 2A~2B
AI summary
In an embodiment, a positioning apparatus for guiding an injection device relative to a target surface having a representative plane is provided. The apparatus includes a housing defining a channel configured to receive an injection device, wherein a first angle is formed between a longitudinal axis of the channel and the representative plane of the target surface so as to guide the injection device through the channel to the target surface at the first angle, and wherein the housing comprises a stabilizing surface configured to abut the target surface to stabilize an injection according to the first angle.