DEVICE AND METHOD FOR ELECTROTHROMBOSIS

• US 20190329033A1
• Filed: 01/18/2018
• Published: 10/31/2019
• Est. Priority Date: 01/22/2017
• Status: Active Application

• Current Assignee: Beijing Neurosurgical Institute, Youxiang Li, Yuhua Jiang
• Original Assignee: Beijing Neurosurgical Institute
• Inventors: LI, Youxiang, JIANG, Yuhua, ZHANG, Hongbin, GAO, Baofeng
• Application Number:
  US16/476,527
• Publication Number:
  US 20190329033A1
• Time in Patent Office: Days
• CPC Class Codes: A61B 17/12113 within an aneurysm
• CPC Class Codes: A61B 17/1215 comprising additional materials, e.g. thrombogenic, having filaments, having fibers, being coated
• CPC Class Codes: A61B 18/1492 having a flexible, catheter-like structure, e.g. for heart ablation A61B18/1477 takes precedence
• CPC Class Codes: A61B 2018/00416 Treatment of aneurisms
• CPC Class Codes: A61B 2018/00589 Coagulation
• CPC Class Codes: A61N 1/025 Digital circuitry features of electrotherapy devices, e.g. memory, clocks, processors
• CPC Class Codes: A61N 1/08 Arrangements or circuits for monitoring, protecting, controlling or indicating for external stimulators A61N1/3603; for implantable neurostimulators A61N1/36128; for heart stimulators A61N1/37; for defibrillators A61N1/3925
• CPC Class Codes: A61N 1/20 continuous direct currents
• CPC Class Codes: A61N 1/205 for promoting a biological process
• CPC Class Codes: A61N 2001/058 Fixing tools

Abstract

The application relates to an electrotherapeutic device for inducing thrombosis, which includes a power source and a guide wire portion.

Claims

1. A device, comprising a power source (1), an output guide wire (2) and an input guide wire (4), wherein the output guide wire (2) is connected to an anode (3) of the power source (1);

and the input guide wire (4) is connected to a cathode (5) of the power source (1).

2. The device of claim 1, wherein the power source (1) is a stent releaser.

3. The device of claim 2, wherein the power source (1) is a Solitaire stent releaser.

4. The device of claim 1, wherein the power source (1) comprises:

a power supply portion, comprising an internal power source, wherein the internal power source is a direct current power source, of which voltage is 10-40 V;

a current control portion, comprising a voltage stabilizer, a diode, a first resistor, a second resistor and a third resistor, wherein an input terminal of the voltage stabilizer is connected with the internal power source, and an output terminal thereof is divided into two branches which are respectively connected with the first resistor and the third resistor;

the diode is connected with a third terminal of the voltage stabilizer and connected with the second resistor in series;

a resistance value of the first resistor is 200-400Ω

;

a resistance value of the second resistor is 5-40Ω

; and

a resistance value of the third resistor is 500-4000 Ω

;

a regulating portion, comprising a first rheostat and a second rheostat, wherein the first rheostat and the third resistor, which are connected in series, are connected with the second rheostat together in parallel;

the maximum resistance value of the first rheostat is 5-15 kΩ

; and

the maximum resistance value of the second rheostat is 10-30 kΩ

; and

an output portion, comprising an ammeter and an external electrode which are connected with the first rheostat and the third resistor in series.

5. The device of claim 4, wherein the power source (1) further comprises a position converter, wherein the position converter is connected with the first rheostat in series and has two, three, four or five switching positions;

and the resistance values of the resistors connected to the corresponding switching positions are 0-30 kΩ

.

6. The device of claim 4, wherein in the power source (1), the voltage of the internal power source is 24 V;

the voltage stabilizer is formed by connecting two LM117HVH three-terminal voltage stabilizers in series;

the diode is formed by connecting two diodes in series;

the resistance value of the first resistor is 330Ω

;

the resistance value of the second resistor is 20Ω

;

the resistance value of the third resistor is 2000Ω

;

the maximum resistance value of the first rheostat is 10 kΩ

; and

the maximum resistance value of the second rheostat is 20 kΩ

.

7. The device of claim 1, wherein the output guide wire (2) is a Traxcess guide wire.

8. The device of claim 7, wherein the output guide wire (2) is a Traxcess-14 guide wire.