Method for quick-speed in-situ authentication of peripheral nerve tracts

A technology for peripheral nerves and nerve bundles, applied in the measurement of color/spectral properties, material inspection products, measuring devices, etc., can solve the problems of complex process, low practicability, enzyme interference, etc., to achieve simple operation and improve functional recovery rate Effect

Inactive Publication Date: 2005-09-07
JIANGSU PROVINCE HOSPITAL
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AI Technical Summary

Problems solved by technology

However, this method needs to keep the patient awake, and is limited to fresh injuries, individual differences are large, and it is impossible to distinguish whether the muscle contraction caused by stimulation is the result of nerve conduction or current diffusion.
Therefore, the clinical application value is not large
[0005] 3. Radiobiochemical method: use radioactive isotope to label the substrate of the enzyme, and then measure the activity of the enzyme according to the radioactive product produced by the enzyme reaction, and speculate on the nature of the nerve bundle. However, this method involves isotope technology, high equipment requirements, and radiation. The substance...

Method used

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Examples

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Embodiment Construction

[0022] A method for quickly identifying the properties of peripheral nerve bundles in situ according to the present invention,

[0023] Animal experiments: Pit Dog's spinal nerves were used as experimental materials:

[0024] A) Take 70 fresh nerve specimens of the anterior root and posterior root of the pit dog's spinal nerve, and store them in a liquid nitrogen tank for later use.

[0025] B) Use the BRUKER near-infrared spectrometer MPA to sample the spinal nerves prepared in step A), using diffuse transmission sampling, detector: InGaAs detector, acquisition spectral range: 12800~5800cm-1 (wavenumber), that is, the wavelength is 780~1725nm . Take the prepared spinal nerve root with a length of about 2mm, and use the transmission unit (External Transmission) that comes with the instrument. Each sample was sampled 32 times continuously to obtain a spectrogram. Sampling by diffuse reflection, detector: InGaAs detector, acquisition spectrum range: 12800 ~ 4000cm-1 (wave num...

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PUM

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Abstract

The invention relates to a method of discriminating the nature of the nerve-tract through the near infrared spectrometer and analytical method, which comprises the following steps: a) getting several nerve sport-tract and feeling-tract, sampling them by the near infrared spectrometer and getting the spectrogram; b) cluster analyzing the collecting data and establishing the model parameter used for processing of the near infrared spectrometer; c) setting the identification model of the nerve sport-tract and feeling-tract, d) scanning with different neurotransmitters in the nerve-tract in the same condition and making principal factor analysis with the wave spectrum and sport-tract wave spectrum, finding the discriminating main factor, and acquiring the nature of the nerve-tract.

Description

1. Technical field [0001] The invention relates to a method for identifying the properties of peripheral nerve bundles, in particular to a method for identifying the properties of peripheral nerve bundles by using near-infrared spectrometer technology and an analysis method thereof. 2. Background technology [0002] The identification of the nature of nerve bundles is of great significance in clinical medicine. At present, there are mainly the following ways to judge the nature of nerve bundles: [0003] 1. Anatomical method: To study the location map of the nerve bundles in the nerve trunk, many scholars have analyzed the peripheral nerves (such as the median nerve, radial nerve, ulnar and radial nerve trunk, sciatic nerve trunk, etc.) respectively, and observed the nerve trunk. The location, shape, and number of bundles of the nerve were measured, and the local location map of the nerve bundle was drawn. However, in clinical practice, the two ends of the nerve are often t...

Claims

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Application Information

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IPC IPC(8): G01N21/359G01N33/48
Inventor 曹晓建相秉仁卜寿山叶烨岳喜军吕天润
Owner JIANGSU PROVINCE HOSPITAL
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