Title:
DEVICE FOR PREVENTING AND TREATING MYOPIA
Document Type and Number:
WIPO Patent Application WO/2005/063153
Kind Code:
A1
Abstract:
A device for preventing and treating myopia includes a base, a spectacles frame (1), a holder (3) and a lens (2). The holder (3) is mounted on the base; a visual target (4) is placed on the base. The spectacles frame (1) is connected to the holder (3) by adjustable connecting parts (31, 32, 33, 34, 35), so the distance between the spectacles frame (1) and the visual target (4) which is placed on the base is adjustable.
Inventors:
DAI MINGHUA (CN)
DAI YAODONG
DAI YAODONG
Application Number:
PCT/CN2004/001514
Publication Date:
July 14, 2005
Filing Date:
December 24, 2004
Export Citation:
Assignee:
DAI MINGHUA (CN)
International Classes:
A61F9/00; A61H5/00; G02C7/02; (IPC1-7): A61F9/00
Foreign References:
| CN2105947U | 1992-06-03 | |||
| CN2287026Y | 1998-08-05 | |||
| CN2482398Y | 2002-03-20 | |||
| CN2320226Y | 1999-05-26 | |||
| CN1325666A | 2001-12-12 | |||
| RU2077253C1 | 1997-04-20 | |||
| RU2144341C1 | 2000-01-20 | |||
| TW561041B | 2003-11-11 |
Attorney, Agent or Firm:
RUNPING & PARTNERS (Yingu Mansion No. 9, Beisihuanxil, Haidian District Beijing 0, CN)
Download PDF:
Previous Patent: HYBRID SURGICAL IMPLANTS
Next Patent: HYBRID EYE TRACKING SYSTEM AND ASSOCIATED METHODS
Next Patent: HYBRID EYE TRACKING SYSTEM AND ASSOCIATED METHODS