Portable irradiation device and method for manufacturing the same

1. A portable irradiation device, comprising:

a hollow squeezing part operable to squeeze air therein out;

a sucker having a first end opening portion and a second end opening portion, the first end opening portion being hermetically connected with the squeezing part, the second end opening portion being attachable to a human body by means of a difference in air pressure between inside and outside the sucker;

a blue light irradiation unit located in a space surrounded by the squeezing part, the sucker, or the squeezing part and the sucker;

an integrated circuit board on which the blue light irradiation unit, an air pressure sensor, and a controller are integrated, wherein the integrated circuit board is arranged at the first end opening portion and is provided with a plurality of grooves to provide gaseous communication between the squeezing part and the sucker; and

a fixation frame encompassed in the space surrounded by the squeezing part, the sucker, or the squeezing part and the sucker for fixing a battery and the integrated circuit board, wherein the fixation frame and the integrated circuit board are mounted perpendicular to each other.

2. The portable irradiation device according to claim 1 , wherein the squeezing part and the sucker are made of an elastic material.

3. The portable irradiation device according to claim 2 , wherein the elastic material comprises at least one of silica gel, rubber and elastic plastic.

4. The portable irradiation device according to claim 3 , wherein the air pressure sensor is configured to detect air pressure inside the sucker, and wherein the controller is configured to ignite the blue light irradiation unit in response to the air pressure inside the sucker being smaller than or equal to a predetermined threshold, and to extinguish the blue light irradiation unit in response to the air pressure inside the sucker being greater than the predetermined threshold.

5. The portable irradiation device according to claim 1 , wherein the battery is used for providing electric power for the air pressure sensor, the controller and the blue light irradiation unit.

6. The portable irradiation device according to claim 5 , wherein the blue light irradiation unit comprises one or more LED light emitting elements.

7. The portable irradiation device according to claim 6 , wherein the one or more LED light emitting elements are configured to emit blue light with a wavelength ranging from 400 nm to 490 nm.

8. The portable irradiation device according to claim 6 , wherein the one or more LED light emitting elements are arranged at an edge position of the integrated circuit board.

9. The portable irradiation device according to claim 8 , wherein the air pressure sensor and the controller are arranged at a central position of the integrated circuit board, and wherein the one or more LED light emitting elements are arranged surrounding the air pressure sensor and the controller.

10. The portable irradiation device according to claim 8 , further comprising an annular lens fixed on the second end opening portion for transmitting light emitted by the one or more LED light emitting elements.

11. The portable irradiation device according to claim 6 , wherein the one or more LED light emitting elements are arranged at a central position of the integrated circuit board.

12. The portable irradiation device according to claim 1 , wherein the squeezing part and the sucker are formed integrally.

13. The portable irradiation device according to claim 4 , wherein at least portion of the squeezing part is semi-transmissive such that it is illuminated by light emitted from the blue light irradiation unit when the blue light irradiation unit is ignited.

14. The portable irradiation device according to claim 1 , wherein the portable irradiation device is used for treatment of neonatal jaundice.

15. A method for manufacturing a portable irradiation device, wherein the portable irradiation device comprises: a hollow squeezing part operable to squeeze air therein out a sucker having a first end opening portion and a second end opening portion, the first end opening portion being hermetically connected with the squeezing part, the second end opening portion being attachable to a human body by means of a difference in air pressure between inside and outside the sucker; a blue light irradiation unit located in a space surrounded by the squeezing part, the sucker, or the squeezing part and the sucker; an integrated circuit board on which the blue light irradiation unit, an air pressure sensor, and a controller are integrated, wherein the integrated circuit board is arranged at the first end opening portion and is provided with a plurality of grooves to provide gaseous communication between the squeezing part and the sucker; and a fixation frame encompassed in the space surrounded by the squeezing part, the sucker, or the squeezing part and the sucker for fixing a battery and the integrated circuit board, wherein the fixation frame and the integrated circuit board are mounted perpendicular to each other,

the method comprising:

providing the integrated circuit board;

fixing the integrated circuit board onto the fixation frame, wherein the fixation frame and the integrated circuit board are perpendicular to each other;

providing the hollow squeezing part;

providing the sucker; and

mounting the fixation frame in the space surrounded by the squeezing part, the sucker, or the squeezing part and the sucker.

16. The method according to claim 15 , wherein the blue light irradiation unit comprises one or more LED light emitting elements.

17. The method according to claim 16 , wherein the one or more LED light emitting elements are configured to emit blue light with a wavelength ranging from 400 nm to 490 nm.

18. The portable irradiation device according to claim 2 , wherein the portable irradiation device is used for treatment of neonatal jaundice.