Microtome Cassette Identification for Automated Sectioning
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Solution Overview
Problem
Current microtomes require manual adjustment of cutting parameters for each specimen, leading to inefficiencies, increased labor costs, and higher error rates, especially when processing multiple specimens with different parameters.
Innovation Solution
A microtome equipped with a blade-holder and cassette-holder device that automatically acquires an identification code from the cassette, associating specific cutting parameters with the code, allowing for quick retrieval and adjustment of these parameters during subsequent sectioning procedures, reducing the need for manual input and minimizing operator errors.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If manual adjustment of cutting parameters is performed for each specimen, then the microtome can process different specimens with varying requirements, but the processing time increases and labor costs rise
Solution Approach 1:
The microtome system automatically retrieves cutting parameters from a database using the cassette identification code, eliminating the need for manual operator input. The system serves itself by autonomously configuring optimal cutting parameters based on the specimen type identified through the code, thereby increasing productivity while maintaining adaptability across different specimen types
Solution Approach 2:
Cutting parameters are pre-stored in a database associated with specific identification codes before the actual sectioning process. When a cassette is placed in the microtome, the system automatically retrieves the pre-configured parameters, eliminating the need for real-time manual adjustment and enabling faster processing while preserving specimen-specific optimization
2Reliability
If manual adjustment of cutting parameters is performed for each specimen, then the operator can ensure correct parameters are used, but the error rate increases due to repeated manual input
Solution Approach 1:
The system automatically retrieves and applies the correct cutting parameters from the database using the identification code, eliminating manual operator input. This self-service mechanism ensures parameter accuracy while significantly reducing operator workload and the potential for human error in parameter selection and entry
Solution Approach 2:
The system uses the identification code on the cassette as a feedback mechanism to automatically retrieve the corresponding cutting parameters from the database. This closed-loop approach ensures that the correct parameters are consistently applied for each specimen type without relying on manual operator judgment or input, thereby improving reliability while easing operational burden
3Manufacturing precision
If cutting parameters are manually adjusted for each specimen type, then the sectioning quality can be optimized, but the time required for parameter setup increases
Solution Approach 1:
Optimal cutting parameters for different specimen types are pre-determined and stored in the database before actual use. When a cassette is placed in the microtome, the system automatically retrieves these pre-optimized parameters using the identification code, eliminating the time-consuming manual setup process while preserving sectioning quality through proven parameter configurations
Solution Approach 2:
The microtome system autonomously retrieves the optimized cutting parameters from the database based on the identification code, eliminating the need for manual parameter adjustment. This self-service approach maintains high sectioning quality through pre-optimized settings while drastically reducing the time required for parameter setup between different specimen types
Data Source
Figure 1
AI summary
A microtome (1) for sectioning specimens of biological material is described, comprising a blade-holder device (2) on which a cutting blade (8) is supported, a cassette-holder device (3) for supporting a cassette (4) containing a block for the embedding (10) of a specimen of biological material and means (6, 9, 20, 21, 22, 23, 24) for adjusting at least one cutting parameter (d, α, τ, v, Ω, r, w). The microtome comprises means (5) for acquiring an identification code (C) associated with said cassette (4) and means (11) for associating to said identification code (C) of the cassette (4) at least one value of at least one cutting parameter adapted for the sectioning of said specimen of biological material. At least one value of at least one cutting parameter adapted for the sectioning is associated with the identification code (C) in a roughing procedure of the specimen of biological material, or in a first sectioning procedure, and is used in a successive sectioning procedure of a plurality of sections of the specimen of biological material. A method for sectioning of specimens of biological material is also described.