Reservoir connector

An apparatus for connecting a reservoir having a septum and a base to a conduit and to a housing having a housing engagement member, said apparatus comprising:

• a cap;
• a releasable coupler adapted to releasably couple the base with the cap in one of a first and a second position;
• a piercing member coupled to the conduit, said piercing member disposed in the cap in a position other than the interior of the reservoir when the base is in the first position, the piercing member disposed to pierce the reservoir septum when the base is in the second position;
• and
• a cap engagement member disposed on the cap, the cap engagement member adapted to engage the housing engagement member.

An apparatus for connecting a reservoir having a septum to a conduit and to a housing having a first thread member, the apparatus comprising:

• a base adapted to receive the reservoir;
• a detent tab projecting from the base;
• a cap adapted to receive the base, said cap having a first detent opening adapted to removably engage the base detent tab and a second detent opening adapted to removably engage the base detent tab;
• a piercing member coupled to the conduit, said piercing member disposed in the cap in a position other than the interior of the reservoir when the base detent tab is engaged in the first detent opening and said piercing member disposed to pierce the reservoir septum when the base detent tab is engaged in the second detent opening;
• and
• a second thread member disposed on the cap, the second thread member adapted to engage the first thread member.

A method of connecting a reservoir having a septum and a base to a conduit, the method comprising:

• inserting the base into a cap having a piercing member and a coupler, the piercing member coupled to the conduit, and the coupler adapted to releasably couple the base with the cap in one of a first and a second position;
• releasably coupling the base to the first position in the cap whereby the piercing member is disposed in a position other than the interior of the reservoir;
• and
• releasably coupling the base to the second position in the cap whereby the piercing member is disposed to pierce the septum.

A method of connecting a reservoir to a housing and to a conduit, said reservoir having a septum and a base with a detent tab, and said housing having a first thread member, the method comprising:

• inserting the base to a first detent position in a cap having a piercing member coupled to the conduit and a second thread member, whereby the piercing member is disposed to be at a position other than the interior of the reservoir;
• inserting the base to a second detent position in the cap whereby the piercing member is disposed to pierce the reservoir septum;
• and
• connecting the reservoir, the base and the cap to the housing whereby the second thread member engages with the first thread member.

An apparatus for connecting a reservoir having a septum and a base to a conduit, said apparatus comprising:

• a cap adapted to receive the base;
• means in the cap for piercing the septum;
• means for removably coupling the base with the cap in one of a first and a second position whereby the piercing means does not pierce the septum when the base is in the first position and whereby the piercing means pierces the septum when the base is in the second position;
• and
• means for coupling the piercing means with the conduit.

An apparatus for connecting a reservoir having a septum and a base to a housing and to a conduit, said apparatus comprising:

• a cap adapted to receive the base;
• means in the cap for piercing the septum;
• means for removably coupling the base with the cap in one of a first and a second position whereby the piercing means does not pierce the septum when the base is in the first position and whereby the piercing means pierces the septum when the base is in the second position;
• means for coupling the piercing means with the conduit;
• and
• means for removably engaging the cap with the housing.

An apparatus for connecting a reservoir having a septum to a conduit, said conduit coupled to a piercing member disposed in a cap, the apparatus comprising:

• a base adapted to receive the reservoir and to be received by the cap;
• a releasable coupler adapted to releasably couple the base and the reservoir with the cap in one of a first and a second position;
• and
• said releasable coupler adapted to position the septum whereby the piercing member is in a position other than the interior of the reservoir when the base and reservoir are in the first position, and to position the septum to be pierced by the piercing member when the base and the reservoir are in the second position.

An apparatus for connecting a reservoir having a septum to a conduit, said conduit coupled~to a piercing member disposed in a cap, said cap having a first detent opening and a second detent opening, the apparatus comprising:

• a base adapted to receive the reservoir and to be received by the cap;
• a detent tab projecting from the base, said detent tab, adapted to removably engage one of the first detent opening and the second detent opening;
• and
• said detente tab disposed on the base to position the septum whereby the piercing member is in a position other than the interior of the reservoir when the detent tab is engaged in the first detent opening and to position the septum to be pierced by the piercing member when the base detent tab is engaged in the second detent opening.

An apparatus for connecting a reservoir having a septum and a base to a conduit, the apparatus comprising:

• a cap adapted to receive the base;
• a releasable coupler adapted to releasably couple the base with the cap;
• and
• a piercing member coupled to the conduit, said piercing member disposed to pierce the reservoir septum when the base is inserted into the cap.

An apparatus for connecting a reservoir having a septum and a base to a conduit and to a housing having a housing engagement member, said apparatus comprising:

• a cap adapted to receive the base;
• a releasable coupler adapted to releasably couple the base with the cap;
• a piercing member coupled to the conduit, said piercing member disposed to pierce the reservoir septum when the base is inserted in the cap;
• and
• a cap engagement member disposed on the cap, the cap engagement member adapted to engage the housing engagement member.

An apparatus for connecting a reservoir having a septum to a conduit and to a housing having a first thread member, the apparatus comprising:

• a base adapted to receive the reservoir;
• a detent tab projecting from the base;
• a cap adapted to receive the base, said cap having a longitudinal entry slot adapted to receive the detent tab;
• an annular stop shoulder disposed in the cap at the distal end of the entry slot to prevent further longitudinal movement of the detent tab;
• said cap having a detent opening formed adjacent to the annular stop shoulder and adapted to removably engage the detent tab;
• a cam surface disposed between the distal end of the entry slot and the detent opening to permit the detent tab to travel from the distal end of the entry slot and to engage the detent opening;
• a piercing member coupled to the conduit, said piercing member disposed in the cap to pierce the reservoir septum when the base and reservoir are inserted in the cap;
• and
• a second thread member disposed on the cap, the second thread member adapted to engage the first thread member.

A method of connecting a reservoir having a septum and a base to a conduit, the method comprising:

• inserting the base and reservoir into a cap having a piercing member and a coupler, the piercing member coupled to the conduit, and the coupler adapted to releasably couple the base with the cap;
• piercing the septum with the piercing member;
• and
• releasably coupling the base to the cap.

A method of connecting a reservoir to a housing and to a conduit, said reservoir having a septum and a base with a detent tab, and said housing having a first thread member, the method comprising:

• inserting the base and reservoir into a cap having
• (i) a piercing member coupled to the conduit;
• (ii) a longitudial entry slot adapted to receive the detent tab;
• (iii) an annular stop shoulder disposed at the distal end of the entry slot to prevent further longitudinal movement of the detent tab;
• (iv) a detent opening formed adjacent to the annular stop shoulder and adapted to removably engage the detent tab;
• and
• (v) a cam surface disposed between the distal end of the entry slot and the detent opening to permit the detent tab to travel from the distal end of the entry slot and to engage the detent opening;
• sliding the base and reservoir in the cap until the detent tab abuts the annular stop shoulder;
• piercing the septum with the piercing member;
• twisting the base and reservoir inside the cap until the detent tab releasably engages with the detent opening by traveling over the cam surface;
• and
• connecting the reservoir, the base and the cap to the housing whereby the second thread member engages with the first thread member.

An apparatus for connecting a reservoir having a septum and a base to a conduit, said apparatus comprising:

• a cap adapted to receive the base;
• means in the cap for piercing the septum;
• means for removably coupling the base and the reservoir with the cap whereby the piercing means pierces the septum when the base and reservoir are coupled to the cap;
• and
• means for coupling the piercing means with the conduit.

An apparatus for connecting a reservoir having a septum and a base to a housing and to a conduit, said apparatus comprising:

• a cap adapted to receive the base;
• means in the cap for piercing the septum;
• means for removably coupling the base and the reservoir with the cap whereby the piercing means pierces the septum when the base and reservoir are coupled to the cap;
• means for coupling the piercing means with the conduit;
• and
• means for removably engaging the cap with the housing.

An apparatus for connecting a reservoir having a septum to a conduit, said conduit coupled to a piercing member disposed in a cap, the apparatus comprising:

• a base adapted to receive the reservoir and to be received by the cap;
• a releasable coupler adapted to releasably couple the base with the cap;
• and
• said releasable coupler adapted to position the septum to be pierced by the piercing member when the base and reservoir is inserted into the cap.

An apparatus for connecting a reservoir having a septum to a conduit, said conduit coupled to a piercing member disposed in a cap, said cap having a longitudinal entry slot, an annular stop shoulder disposed at the distal end of the entry slot, a detent opening formed adjacent to the annular stop shoulder, a cam surface disposed between the distal end of the entry slot and the detent opening, the apparatus comprising:

• a base adapted to receive the reservoir and to be received by the cap;
• a detent tab projecting from the base, said detent tab adapted to slidably engage the entry slot until said detent tab abuts the annular stop shoulder;
• said detent tab adapted to removably engage the detent opening by traveling over the cam surface;
• and
• said detent tab disposed on the base to position the septum to be pierced by the piercing member when the detent tab abuts the annular stop shoulder.

An apparatus for connecting a syringe to a medication pump housing having a first thread member, the apparatus comprising:

• an adapter having a substantially cylindrical shape;
• said adapter adapted to axially receive the syringe through the center of the adapter;
• a sealing member disposed in the adapter to sealingly engage the syringe;
• a shoulder disposed on the adapter to sealingly engage the pump housing;
• and
• a second thread member disposed on the adapter, the second thread member adapted to engage the first thread member.