Infusion device system and apparatus
An infusion device. The infusion device includes a top portion comprising an introduction needle, and a bottom portion comprising a cannula, the top portion removably attached to the bottom portion, wherein the introduction needle is used to insert the cannula, and wherein after insertion, the top portion is removed from the bottom portion.
1. An infusion device system comprising:
a disposable housing assembly comprising:
an infusion device mating assembly attached to the disposable housing assembly comprising a piercing needle; and
a reservoir,
wherein the piercing needle fluidly connected to the reservoir; and
an infusion device comprising:
a top portion comprising an introduction needle; and
a bottom portion comprising a septum and a cannula, the top portion removably attached to the bottom portion,
wherein the introduction needle is used to insert the cannula, and wherein after insertion, the top portion is removed from the bottom portion,
wherein the infusion device mating assembly is configured to attach to the bottom portion of the infusion device,
wherein the piercing needle is configured to pierce the septum, and
wherein when the infusion device mating assembly is attached to the bottom portion of the infusion device, the cannula is fluidly connected to the reservoir
further comprising a predetermined length of tubing comprising a first end and a second end;
wherein the first end of the tubing is configured to attach to the bottom portion of the infusion device and the second end of the tubing is configured to attach to the infusion device mating assembly.
2. The infusion device system of claim 1 , wherein the second end of the tubing is configured to attach to the piercing needle, wherein the tubing is fluidly connected to the reservoir.
3. The infusion device system of claim 1 , further comprising an autoinserter.
4. The infusion device system of claim 1 , further comprising a reusable housing assembly configured to removably attach to the disposable housing assembly.
5. The infusion device system of claim 4 , wherein the reusable housing assembly comprises a volume sensor assembly.
6. The infusion device system of claim 1 , wherein the disposable housing assembly comprises a pumping chamber.
7. An infusion device system comprising:
a disposable housing assembly comprising:
an infusion device mating assembly attached to the disposable housing assembly comprising a piercing needle; and
a reservoir,
wherein the piercing needle fluidly connected to the reservoir;
a resusable housing assembly configured to removably attach to the disposable housing assembly; and
an infusion device comprising:
a top portion comprising an introduction needle; and
a bottom portion comprising a septum and a cannula, the top portion removably attached to the bottom portion,
wherein the introduction needle is used to insert the cannula, and
wherein after insertion, the top portion is removed from the bottom portion,
wherein the infusion device mating assembly is configured to attach to the bottom portion of the infusion device,
wherein the piercing needle is configured to pierce the septum, and
wherein when the infusion device mating assembly is attached to the bottom portion of the infusion device, the cannula is fluidly connected to the reservoir;
further comprising a predetermined length of tubing comprising a first end and a second end;
wherein the first end of the tubing is configured to attach to the bottom portion of the infusion device and the second end of the tubing is configured to attach to the infusion device mating assembly.
8. The infusion device system of claim 7 , wherein the second end of the tubing is configured to attach to the piercing needle, wherein the tubing is fluidly connected to the reservoir.
9. The infusion device system of claim 7 , further comprising an autoinserter.
10. The infusion device system of claim 7 , wherein the reusable housing assembly comprises a volume sensor assembly.
11. The infusion device system of claim 10 , wherein the disposable housing assembly comprises a pumping chamber.
12. An infusion device comprising:
a top portion comprising an introduction needle; and
a bottom portion comprising a septum and a cannula, the top portion removably attached to the bottom portion,
wherein the introduction needle is used to insert the cannula, and wherein after insertion, the top portion is removed from the bottom portion,
wherein the bottom portion is configured to attach to an infusion device mating assembly of an infusion pump assembly,
wherein when the infusion device mating assembly is attached to the bottom portion of the infusion device, the cannula is fluidly connected to a reservoir;
further comprising a predetermined length of tubing comprising a first end and a second end;
wherein the first end of the tubing is configured to attach to the bottom portion of the infusion device and the second end of the tubing is configured to attach to the infusion device mating assembly.
13. The infusion device of claim 12 , further comprising an autoinserter.
14. The infusion device of claim 12 , wherein the bottom portion comprises a septum.