US 11,986,615 B2
System for puncturing the epidermis with controlled fluid delivery
Gregg D Niven, Kaysville, UT (US); Joseph D Niven, Bountiful, UT (US); Timothy N Turner, West Jordan, UT (US); and Jack H Savage, Sandy, UT (US)
Assigned to Rejuvatek Medical, Inc., Sandy, UT (US)
Filed by Rejuvatek Medical, Inc., Sandy, UT (US)
Filed on Apr. 30, 2021, as Appl. No. 17/245,921.
Application 17/245,921 is a continuation of application No. 15/261,665, filed on Sep. 9, 2016, granted, now 11,020,203.
Claims priority of provisional application 62/216,206, filed on Sep. 9, 2015.
Prior Publication US 2021/0244496 A1, Aug. 12, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. A61M 37/00 (2006.01); A61B 17/00 (2006.01); A61B 34/10 (2016.01); A61B 90/00 (2016.01); A61M 5/46 (2006.01)
CPC A61M 37/0084 (2013.01) [A61B 17/00 (2013.01); A61B 90/39 (2016.02); A61M 5/46 (2013.01); A61B 2017/00769 (2013.01); A61B 2034/102 (2016.02); A61B 2090/395 (2016.02); A61M 2210/04 (2013.01)] 18 Claims
OG exemplary drawing
 
1. An actuating device for actuating a needle cartridge and puncturing an epidermis with controlled depth, the actuating device comprising:
a motor housed in a motor housing;
an actuating rod driven by the motor in a reciprocating motion;
a rod housing comprising an inner rod housing and an outer rod housing movable relative to the inner rod housing, wherein the actuating rod is housed in the rod housing, the rod housing forming a device aperture, wherein the device aperture receives a needle cartridge, and wherein the outer rod housing attaches to the needle cartridge and the inner rod housing attaches to the motor housing; and
an adjustment mechanism comprising a threaded end, a knob end, and a shaft extending between the threaded end and the knob end and passing through a portion of the motor housing, wherein the knob end protrudes beyond an end of the motor housing at an opposite end of the motor housing from the needle cartridge;
wherein the adjustment mechanism does not rotate the rod housing relative to the motor housing.