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Disposable radio frequency needle cartridges having absorbing containment barriers

  • US 9,629,991 B1
  • Filed: 11/18/2016
  • Issued: 04/25/2017
  • Est. Priority Date: 06/08/2016
  • Status: Active Grant
First Claim
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1. A needle cartridge for use with a transdermal microneedling apparatus, the needle cartridge comprising:

  • a base portion having a proximal end and a distal end opposite its proximal end;

    a housing having a proximal end coupled to the distal end of the base portion, and having an open distal end opposite its proximal end; and

    a radio frequency (RF) capsule configured to be received within the housing, and comprising a proximal end having a drive shaft mount configured to receive an end of a drive shaft, and a distal end opposite its proximal end, the RF capsule further comprising;

    a power source,RF oscillator circuitry powered by the power source and configured to generate RF energy,a needle unit disposed at the distal end of the RF capsule and comprising at least one needle extending therefrom, andtransfer circuitry configured to transfer the generated RF energy from the RF oscillator circuitry to the at least one needle.

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