Integrated target structure for generating charged particle and driving method of medical appliance using the same

Patent metadata

Field	Value
Publication number	US-9782606-B2
Application number	US-201615082685-A
Country	US
Kind code	B2
Filing date	Mar 28, 2016
Priority date	Mar 30, 2015
Publication date	Oct 10, 2017
Grant date	Oct 10, 2017

Abstract

Provided herein is an integrated target structure for generating charged particles. The integrated target structure according to an embodiment of the present disclosure includes a target layer emitting charged particles depending on an irradiation of a laser beam, an optical component controlling at least one of the laser beam and the charged particles, and a support body supporting the target layer and the optical component using one structure.

First claim

What is claimed is:

1. An integrated target structure, comprising:
a target layer configured to emit charged particles depending on an irradiation of a laser beam;
an optical component configured to control at least one of the laser beam and the charged particles; and
a support body configured to support the target layer and the optical component using one structure,
wherein the optical component includes
a collimator configured to collimate the laser beam, and

wherein the optical components further includes at least one of:
a first filter configured to control characteristics of the laser beam;
an amplifier configured to amplify the laser beam; and
a second filter configured to pass charged particles having a specific energy among the charged particles emitted by the target layer.

2. The integrated target structure of claim 1 , wherein the optical component includes the first filter, the amplifier, and the second filter, and
wherein the collimator, the first filter, and the amplifier are disposed between a source of the laser beam and the target layer, and the target layer is disposed between the collimator and the second filter.

3. The integrated target structure of claim 2 , wherein the second filter is configured to pass charged particles having a first predetermined energy level, and to block charged particles having a second predetermined energy level, the first predetermined energy level being different than the second predetermined energy level.

4. The integrated target structure of claim 1 , wherein the optical component includes the amplifier, the amplifier being hemispherical.

5. A medical appliance, comprising:
an integrated target structure;
a light source configured to irradiate a laser beam to the integrated target structure; and
a 3D printer configured to manufacture the integrated target structure,
wherein the integrated target structure includes:
a target layer configured to emit charged particles depending on an irradiation of the laser beam;
an optical component configured to control at least one of the laser beam and the charged particles; and
a support body configured to support the target layer and the optical component using one structure,

wherein the optical component includes:
a collimator configured to collimate the laser beam, and

wherein the optical component further includes at least one of:
a first filter configured to control characteristics of the laser beam;
an amplifier configured to amplify the laser beam; and
a second filter configured to pass charged particles having a specific energy among the charged particles emitted by the target layer.

6. The medical appliance of claim 5 , further comprising:
a scanner configured to scan the integrated target structure manufactured by the 3D printer; and
a sensor configured to measure characteristics of the charged particles emitted by the integrated target structure.

7. The medical appliance of claim 5 , wherein the optical component includes the first filter, the amplifier, and the second filter, and
wherein the collimator, the first filter, and the amplifier are disposed between the light source of the laser beam and the target layer, and the target layer is disposed between the collimator and the second filter.

8. The medical appliance of claim 7 , wherein the second filter is configured to pass charged particles having a first predetermined energy level, and to block charged particles having a second predetermined energy level, the first predetermined energy level being different than the second predetermined energy level.

9. The medical appliance of claim 5 , wherein the optical component includes the amplifier, the amplifier being hemispherical.

10. A driving method of a medical appliance, comprising:
tracking a position of a patient's tumor;
measuring characteristics of a laser beam generated from a light source;
simulating an integrated target structure for generating charged particles depending on the position of the tumor and the characteristics of the laser beam; and
manufacturing the integrated target structure using a 3D printer based on the simulated result.

11. The driving method of claim 10 , further comprising:
scanning the integrated target structure manufactured by the 3D printer using a scanner; and
controlling the 3D printer depending on the scanned result.

12. The driving method of claim 10 , further comprising:
irradiating the charged particles emitted from the integrated target structure to the tumor; and
measuring characteristics of the charged particles emitted from the integrated target structure.

13. The driving method of claim 10 , wherein the integrated target structure includes:
a target layer configured to emit the charged particles depending on an irradiation of the laser beam;
an optical component configured to control at least one of the laser beam and the charged particles; and
a support body configured to support the target layer and the optical component using one structure,
wherein the optical component includes at least one of:
a collimator configured to collimate the laser beam;
a first filter configured to control characteristics of the laser beam;
an amplifier configured to amplify the laser beam; and
a second filter configured to pass charged particles having a specific energy among the charged particles emitted by the target layer.

14. The driving method of claim 13 , wherein the optical component includes the collimator, the first filter, the amplifier, and the second filter, and
wherein the collimator, the first filter, and the amplifier are disposed between the light source of the laser beam and the target layer, and the target layer is disposed between the collimator and the second filter.

15. The driving method of claim 14 , wherein the second filter is configured to pass charged particles having a first predetermined energy level, and to block charged particles having a second predetermined energy level, the first predetermined energy level being different than the second predetermined energy level.

16. The driving method of claim 13 , wherein optical component includes the amplifier, the amplifier being hemispherical.

Assignees

• Electronics & Telecommunications Res Inst

Inventors

• Park Hyung Ju
• Jung Moon Youn
• Cho Won Bae
• Lee Ji Su

Classifications

• H05H2245/32

  Surgery, e.g. scalpels, blades or bistoury; Treatments inside the body · CPC title

• G21K5/04

  with beam-forming means · CPC title

• A61N5/1049

  for verifying the position of the patient with respect to the radiation beam · CPC title

• A61N5/10 Primary

  X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy (A61N5/01 takes precedence) · CPC title

• H05H6/00

  Targets for producing nuclear reactions (supports for targets or objects to be irradiated G21K5/08 {; preparation of tritium C01B4/00; targets, e.g. pellets for fusion reactions by laser or charged particles beam injection H05H1/22}) · CPC title