Sensor Applicator Collar Disengagement Mechanism
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing continuous analyte monitoring systems require complex spring-loaded mechanisms to ensure proper positioning of the sensor module on the skin, leading to increased costs, complexity, and potential failure points.
Innovation Solution
The proposed inserter device features a simplified design with a reduced number of components, utilizing a collar with engagement members and abutment surfaces that disengage upon axial force application, allowing for secure attachment of the sensor module to the skin without complex mechanisms.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If complex spring-loaded mechanisms are used to control sensor module movement direction, then positioning accuracy is improved, but device complexity increases
Solution Approach 1:
The patent removes the complex spring-loaded mechanisms from the inserter device, extracting only the essential function of guiding the sensor module. The solution uses a simple linear insertion path with the sensor module already positioned in the correct orientation within the inserter body, eliminating the need for complex positioning mechanisms while maintaining positioning accuracy.
Solution Approach 2:
Instead of using complex mechanisms to control the movement direction of the sensor module during insertion, the patent inverts the approach by pre-positioning the sensor module in the correct orientation within the inserter body. The insertion process itself remains simple and linear, with the sensor module's correct positioning achieved through its initial placement rather than active control during insertion.
2Manufacturing precision
If complex spring-loaded mechanisms are used to control sensor module movement direction, then positioning accuracy is improved, but manufacturing cost increases
Solution Approach 1:
The patent removes the complex spring-loaded mechanisms from the inserter device, extracting only the essential function of guiding the sensor module. The solution uses a simple linear insertion path with the sensor module already positioned in the correct orientation within the inserter body, eliminating the need for complex positioning mechanisms while maintaining positioning accuracy.
Solution Approach 2:
Instead of using complex mechanisms to control the movement direction of the sensor module during insertion, the patent inverts the approach by pre-positioning the sensor module in the correct orientation within the inserter body. The insertion process itself remains simple and linear, with the sensor module's correct positioning achieved through its initial placement rather than active control during insertion.
3Manufacturing precision
If complex spring-loaded mechanisms are used to control sensor module movement direction, then positioning accuracy is improved, but reliability decreases
Solution Approach 1:
The patent removes the complex spring-loaded mechanisms from the inserter device, extracting only the essential function of guiding the sensor module. The solution uses a simple linear insertion path with the sensor module already positioned in the correct orientation within the inserter body, eliminating the need for complex positioning mechanisms while maintaining positioning accuracy.
Solution Approach 2:
Instead of using complex mechanisms to control the movement direction of the sensor module during insertion, the patent inverts the approach by pre-positioning the sensor module in the correct orientation within the inserter body. The insertion process itself remains simple and linear, with the sensor module's correct positioning achieved through its initial placement rather than active control during insertion.
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
This design provides a more reliable, cost-effective, and user-friendly means for securing analyte sensors, such as for monitoring blood glucose levels, while reducing the risk of accidental injury and improving manufacturing efficiency.
Implementation Method 1
an axial force applied to the body causes the one or more engagement members and abutment surfaces to disengage from one another, thereby facilitating movement of the collar from the first position to the second position
Data Source
AI summary
An inserter device for securing a sensor module to the skin of a user, and a kit comprising the inserter device and a sensor module. The inserter device is configured, during use, to drive a pointed end of the sensor module at least partially into the skin of the user. The inserter device comprises a body housing a carriage for receiving the sensor module therein before use, and a collar radially surrounding the carriage and movable relative to the body in an axial direction from a first position to a second position. The collar comprises one or more engagement members to configured to engage one or more corresponding abutment surfaces on an inner surface of the body in the first position and thereby prevent relative movement of the collar and the body. The one or more engagement members and/or abutment surfaces are configured such that an axial force applied to the body causes the one or more engagement members and abutment surfaces to disengage from one another, thereby facilitating movement of the collar from the first position to the second position.