Reuseable heat transfer devices for the scalp
US4765338A · kind A · utility
Inventors
Key dates
| Filing date | Dec 29, 1982 |
| Grant date | Aug 23, 1988 |
| Priority date | — |
| Expiry date | Dec 29, 2002 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2007/0276
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Improvements in reuseable, heat exchanging head pieces for cooling or heating substantially the entire hair bearing (scalp) area of the human head; improvements in a blank form for use in the manufacture of such product for the said purposes for filling with reuseable heat exchanging materials; a reuseable, heat exchanging head piece employable with cancer chemotherapy patients in order to cool the scalp zone of the head in order to prevent hair loss during chemotherapy treatment and injections; improved reuseable devices and processes for heat exchanging the human scalp, including such with a variable or adjustable size headband constriction and limited, yet controllable upper head surface of skull surface compression for full, substantially "holiday" free cooling or heating; further improvements in such heat exchanging head pieces wherein the blank form and heat exchanging head pieces are alternatively used or available for use in a one-shot or nonreuseable configuration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.