PUMP, MOTOR AND ASSEMBLY FOR BENEFICIAL AGENT DELIVERY
Device for delivering a beneficial agent to a user includes a cassette including a cassette housing with a fluid reservoir defined therein, the cassette housing having a cassette base region, and a delivery tube fluidly coupled with the fluid reservoir. The device also includes a pump having a pump housing containing a pump assembly and further having a receiving region to receive the cassette base region. The pump assembly includes a fluid drive component disposed proximate the receiving region, a main controller circuit board coupled to and configured to control the fluid drive component, and at least one secondary circuit board foldably joined to the main controller circuit board through a flexible substrate and disposed within the interior in a stacked relationship relative the main controller circuit board.
1 . A device for delivering a beneficial agent to a user, comprising:
a cassette including a cassette housing with a fluid reservoir defined therein, the cassette housing having a cassette base region;
a delivery tube fluidly coupled with the fluid reservoir;
a pump including a pump housing containing a pump assembly and having a receiving region to receive the cassette base region, the pump assembly including:
a fluid drive component disposed proximate the receiving region;
a main controller circuit board coupled to and configured to control the fluid drive component; and
at least one secondary circuit board foldably joined to the main controller circuit board through a flexible substrate and disposed within the interior in a stacked relationship relative the main controller circuit board.
2 . The device of claim 1 , wherein the at least one secondary circuit board comprises a power source controller board coupled to a power source.
3 . The device of claim 1 , wherein the at least one secondary circuit board comprises an occlusion sensor controller board coupled to an occlusion sensor.
4 . The device of claim 1 , wherein the at least one secondary circuit board comprises a serial bus controller board.
5 . The device of claim 4 , wherein the serial bus controller board comprises an electromagnetic compatibility component.
6 . The device of claim 4 , wherein the serial bus controller board comprises a serial bus port disposed proximate an exterior wall of the pump housing and aligned with an aperture in the exterior wall.
7 . The device of claim 1 , wherein the at least one secondary circuit board comprises a motor signal encoder coupled to the fluid drive component.
8 . The device of claim 7 , wherein the fluid drive component is coupled to the motor signal encoder in a stacked relationship with the main controller circuit board.
9 . The device of claim 1 , wherein the at least one secondary circuit board comprises a speaker.
10 . The device of claim 1 , wherein the at least one secondary circuit board comprises a haptic actuator.
11 . The device of claim 1 , wherein the at least one secondary circuit board comprises a display controller coupled to a display.
12 . The device of claim 11 , wherein the display further comprises an LCD display.
13 . The device of claim 12 , wherein the display further comprises a flexible light transmission component in optical communication with the LCD display.
14 . The device of claim 1 , wherein the at least one secondary circuit board comprises an input controller.
15 . The device of claim 14 , wherein the input controller board comprises a plurality of input buttons disposed proximate an exterior wall of the pump housing and aligned with corresponding apertures in the exterior wall.
16 . The device of claim 1 , wherein the pump housing has an interior having a height within a range of 18.5 mm to 20 mm.
17 . The device of claim 1 , wherein the flexible substrate comprises polyimide, copper-clad polyimide, polyether ether ketone, transparent conductive polyester film, or a combination thereof.
18 . The device of claim 1 , wherein the flexible substrate has a thickness within a range of 95 μm to 192.5 μm.
19 . The device of claim 1 , further comprising a beneficial agent contained in the fluid reservoir.
20 . The device of claim 19 , wherein the beneficial agent comprises one or more of levodopa and carbidopa.