IP Library Granted Patent US 8,666,499
Granted Patent B2
US 8,666,499 · App. 13/166,250 · Granted Mar 4, 2014

Artificial nerve networking system and method for functional recovery of damaged nerve

Inventors: In Chan Youn (Seoul, KR); Kui Won Choi (Seoul, KR); Jun Kyo Suh (Seoul, KR); Ji Yoon Kang (Seoul, KR); Jin Seok Kim (Seoul, KR); Jun Uk Chu (Seoul, KR); Ick Chan Kwon (Seoul, KR); Kwang Meyung Kim (Seoul, KR)
Assignee: Korean Institute of Science and Technology
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Quick Facts
Patent No.
US 8,666,499
App. No.
13/166,250
Granted
Mar 4, 2014
Kind
B2
Abstract

Disclosed are a system and a method for artificial nerve networking capable of restoring a damaged nerve and allowing selective detection, analysis, transmission and stimulation of a signal from the damaged nerve. The artificial nerve networking system according to an embodiment of the present disclosure includes: a first nerve conduit connected at one end of a damaged nerve; a second nerve conduit connected at the other end of the damaged nerve; and an artificial nerve networking unit electrically connected to the first nerve conduit and the second nerve conduit and recovering the function of the damaged nerve by transmitting and receiving a signal to and from the damaged nerve.

Claims (32)

1. An artificial nerve networking system comprising:

a first nerve conduit configured for connecting at one end of a cut nerve;

a second nerve conduit configured for connecting at the other end of the cut nerve; and

a means for recovering the function of the cut nerve electrically connected to the first nerve conduit and the second nerve conduit and recovering the function of the cut nerve by transmitting and receiving a signal to and from the cut nerve,

wherein the signal is transmitted and received between the one end and the other end of the cut nerve through the means for recovering the function of the cut nerve,

wherein the first nerve conduit and the second nerve conduit each comprise:

a support configured for connecting at an end of the cut nerve, the support having a body containing a cavity-type channel with an inner wall;

an electrode layer formed along the inner wall of the channel; and

an external electrode electrically connected to the electrode layer,

wherein the channel is configured in order that nerve cells grow along the channel at the end of the cut nerve, and the electrode layer is electrically connected to the grown nerve cells,

wherein the means for recovering the function of the cut nerve comprises:

a first implantable module configured to be implanted in an organism and electrically connected to the first nerve conduit;

a second implantable module configured to be implanted in the organism and electrically connected to the second nerve conduit; and

an external module provided outside the organism,

wherein a nerve signal is transmitted among the first implantable module, the second implantable module and the external module via wireless communication

wherein the first implantable module and the second implantable module each comprise:

a digital signal processor that employs a multilayer perceptron algorithm, wherein the digital signal processor receives, analyzes, and transmits a signal from one of the cut nerve, the first implantable module, the second implantable module, and the external module via wireless communication.

2. The artificial nerve networking system according to claim 1 , wherein the support has a plurality of channels.

3. The artificial nerve networking system according to claim 1 , wherein the first implantable module and the second implantable module each comprise:

an amplifier amplifying the signal from the cut nerve received through the first nerve conduit and the second nerve conduit;

an analog-to-digital (AD) converter converting the signal amplified by the amplifier to a digital signal;

the digital signal processor receiving and analyzing the digital signal converted by the AD converter and transmitting the digital signal to one of the first implantable module, the second implantable module and the external module via wireless communication, or receiving and analyzing a digital signal received from one of the first implantable module, the second implantable module and the external module and transmitting it to the nerve cells grown along the channel;

a digital-to-analog (DA) converter converting the digital signal received from the digital signal processor into an analog signal;

a stimulator transmitting an electrical stimulation signal to the nerve cells grown along the plurality of channels using the analog signal converted by the DA converter; and

a multiplexer electrically matching the nerve cells grown along the plurality of channels with the amplifier and the stimulator according to the command from the digital signal processor.

4. The artificial nerve networking system according to claim 3 , wherein the first implantable module and the second implantable module each further comprise:

an internal communication means for transmitting and receiving a signal to and from the external module via wireless communication; and

a power receiver wirelessly receiving power from the external module.

5. The artificial nerve networking system according to claim 4 , wherein the external module comprises:

an external communication means for transmitting and receiving a signal to and from the internal communication means;

a power supply wirelessly supplying power to the power receiver; and

an external controller analyzing the nerve signal received from the external communication means and determining a parameter of the multilayer perceptron algorithm according to the analysis result.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 22, 2011
From: YOUN, IN CHAN; CHOI, KUI WON; SUH, JUN-KYO FRANCIS; KIM, JIN SEOK; KWON, ICK CHAN; KANG, JI YOON; CHU, JUN UK; KIM, KWANG MEYUNG
To: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
Reel/Frame 026525/0525 →
Priority Claims (1)
KR 10-2011-0027964 · Mar 29, 2011 · national
Continuity (1)
Related Publication 20120253423A1 · Oct 4, 2012