Haptoglobin Milk Analysis with Blood Interference Correction

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Solution Overview

Problem

The determination of haptoglobin levels in milk can be influenced by the presence of blood, which interferes with the accuracy of haptoglobin sensor devices.

Innovation Solution

A milking arrangement equipped with a blood detection sensor device and a haptoglobin sensor device, where a processor adjusts the haptoglobin quantity value based on blood detection, ensuring more accurate measurements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a haptoglobin sensor device is used to measure haptoglobin quantity in milk, then the measurement can be performed quickly and non-invasively, but the measurement precision deteriorates when blood is present in the milk

Engineering Contradiction:
Improvemeasurement speedVSAvoidhaptoglobin quantity accuracy
Core Design Contradiction:
ProductivityVSMeasurement precision

Solution Approach 1:

The system performs blood detection before the haptoglobin measurement to identify samples that require adjustment. By detecting blood presence in advance, the system can then apply appropriate correction factors or adjustments to the haptoglobin measurement, ensuring accuracy without requiring re-measurement or sample rejection.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system uses the blood detection result as feedback to adjust the haptoglobin measurement. When blood is detected, the system applies a correction factor or adjustment algorithm to compensate for the interference, thereby maintaining measurement precision despite the presence of blood in the milk sample.

Inventive Principle:
Principle #23Feedback

2Reliability

If blood detection is added to the milking arrangement, then the reliability of haptoglobin measurement improves, but the device complexity increases

Engineering Contradiction:
Improvehaptoglobin measurement reliabilityVSAvoidsensor system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The blood detection sensor and haptoglobin sensor are integrated into a single milking arrangement system that processes milk samples sequentially. The blood detection function is combined with the existing haptoglobin measurement workflow, allowing both functions to share the same sample handling infrastructure and data processing system, thereby minimizing additional complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The milking arrangement is designed to perform multiple functions: milk collection, blood detection, and haptoglobin measurement. By making the system multi-functional, the patent avoids adding separate dedicated equipment for each function, thereby reducing overall device complexity while maintaining high reliability through comprehensive monitoring capabilities.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentEP4346387B1Determination of haptoglobin quantity in milk
Publication Date: 2025.04.30 DELAVAL HLDG AB
  • EP4346387B1 patent drawingFigure 1
  • EP4346387B1 patent drawingFigure 2A~2B
  • EP4346387B1 patent drawingFigure 3A~3C

AI summary

The invention relates to a milking arrangement comprising a milking machine for milking an animal, wherein the milking arrangement comprises an analysing unit configured to determining a value of haptoglobin quantity in a milk sample taken from milk harvest by the milking machine. The analysing unit comprising a blood detection sensor device configured to detect the presence of blood in said milk harvest by the milking machine, and a haptoglobin sensor device configured to provide a value of haptoglobin quantity in said milk sample. A processor (13) being configured to adjusting said provided value of haptoglobin quantity based on the blood detection in the said milk.