The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 17, 1992
Filed:
Feb. 16, 1988
Applicant:
Inventors:
Masao Nambu, Yokohama, JP;
Masaru Fuji, Ashiya, Hyogo, JP;
Yoko Motizuki, Tokyo, JP;
Takashi Tsujino, Machida, Tokyo, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F / ;
U.S. Cl.
CPC ...
128380 ; 128402 ; 128403 ;
Abstract
A deformable cap for scalp cooling is provided. The cap contains a cap member obtained by discharging air inside a hollow ball made of flexible material and a plurality of small pieces of high water content hydrogel contained in the cap member. The hydrogel is prepared by casting an aqueous solution of polyvinyl alcohol into a mold, cooling the cast aqueous solution to -10.degree. C. or lower to obtain a cooled frozen mass followed either by thawing the cooled frozen mass and one to seven additional cooling and thawing operations or by partially dehydrating the cooled frozen mass in vacuum.