EXTERNAL VACUUM EXPANDER WITH NON-ADHESIVE RIM
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United States of America Patent
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Issued Date -
May 4, 2023
app pub date -
Dec 30, 2022
filing date -
Dec 7, 2020
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Abstract
A tissue expander having a shell, an opening in the shell in communication with an external vacuum source to apply a vacuum within the shell and impart a distracting force to expand tissue, and a rim connected to the shell and adapted to be in contact with a skin of a patient. The rim is non-fixedly attached to the skin of the patient and moves laterally outwardly with respect to the shell under application of the vacuum.
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