Cannula device
First Claim
1. A cannula device for infusion sets, said cannula device comprising:
- a housing;
at least one membrane mounted to said housing and adapted to receive a piercing member of a connector; and
a cannula mounted to said housing;
wherein said cannula device is adapted to removably attach to a base part of an infusion set and wherein said cannula device can receive said piercing member from a first receiving direction, and from a second receiving direction different from said first direction providing fluid communication between said piercing member and said cannula.
6 Assignments
0 Petitions
Accused Products
Abstract
A cannula device for infusion sets is provided. The cannula device includes a housing and at least one membrane mounted to the housing and adapted for receiving a piercing member of a connector. The cannula device further includes a cannula mounted to the housing. The cannula device is adapted to removably attach to a base part of an infusion set. The cannula device can receive the piercing member from a first receiving direction and from a second receiving direction different from the first receiving direction, providing fluid communication between the piercing member and the cannula mounted to the housing.
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Citations
48 Claims
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1. A cannula device for infusion sets, said cannula device comprising:
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a housing;
at least one membrane mounted to said housing and adapted to receive a piercing member of a connector; and
a cannula mounted to said housing;
wherein said cannula device is adapted to removably attach to a base part of an infusion set and wherein said cannula device can receive said piercing member from a first receiving direction, and from a second receiving direction different from said first direction providing fluid communication between said piercing member and said cannula. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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21. A cannula device for mounting to a base part of an infusion set, said device comprising:
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a housing and at least one membrane adapted to receive a piercing member; and
a cannula mounted to said housing;
wherein said cannula device is adapted to removably attach to said base part and wherein said cannula device can receive said piercing member of a connector from a first receiving direction and from a second receiving direction being different from said first direction providing fluid communication between said piercing member and said cannula. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28, 29, 30)
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31. An infusion set comprising:
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a base part;
a cannula device removably connected to said base part, said cannula device comprising a housing having at least one membrane secured thereto and a cannula mounted to said housing;
wherein said cannula device is adapted to receive a piercing member of a connector from a first receiving direction and from a second receiving direction being different from said first direction, providing fluid communication between said piercing member and said cannula. - View Dependent Claims (32, 33, 34, 35, 36)
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- 37. A base part comprising a plurality of sets of guiding members adapted to removably engage with an exchangeable cannula device, said device comprising a corresponding plurality of sets of guiding members so that said exchangeable cannula device may be engaged with said base part in more than one orientation, said exchangeable cannula device comprising a housing and at least one membrane together defining at least one cavity adapted for receiving a piercing member of a connector, the cannula device further comprising a cannula mounted in said housing and being in fluid communication with said at least one cavity, said exchangeable cannula device being capable of receiving the piercing member from a first receiving direction and additionally or from at least one second receiving direction different from said first direction providing fluid communication between the piercing member and the at least one cavity.
- 39. A cannula device for infusion sets comprising a housing and at least one membrane together defining at least one cavity adapted for receiving a piercing member of a connector, the cannula device further comprising a cannula mounted to said housing and being in fluid communication with said at least one cavity, wherein said device has means for attaching the cannula device to corresponding means of a base part and can receive the piercing member from a first receiving direction and additionally can receive said piercing member from a second receiving direction different from said first direction, providing fluid communication between the piercing member and the at least one cavity.
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42. An infusion set comprising a base part which comprises a cannula device for insertion into a patient, said cannula device comprising a housing and at least one membrane together defining at least one cavity adapted for receiving a piercing member of a connector, the cannula device further comprising a cannula mounted to said housing and being in fluid communication with said at least one cavity, wherein said device has means for attaching the cannula device to corresponding means of a base part and can receive the piercing member from a first receiving direction and additionally can receive said piercing member from a second receiving direction different from said first direction providing fluid communication between the piercing member and the at least one cavity and that said cannula device comprises a membrane for each of the receiving directions;
- the angle between the first and the second direction being at least 45°
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said infusion set further comprising a connector for connecting the base part with a medical device through a conduit, said connector comprises a piercing member being in fluid communication with said tube;
the base part optionally comprises a first set of guiding mean and first set of locking means for locking the connector to the base part;
said connector optionally comprises a second set of guiding means adapted to fit with the first set of guiding means and a second set of locking means adapted engage with the first set of locking means in a releasable manner.
- the angle between the first and the second direction being at least 45°
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43. An infusion set comprising a base part which comprises a cannula device for insertion into a patient, said cannula device comprising a housing and at least one membrane together defining at least one cavity adapted for receiving a piercing member, the cannula device further comprising a cannula mounted to said housing and being in fluid communication with said at least one cavity, wherein said device has means for attaching the cannula device to corresponding means of a base part and can receive the piercing member from a first receiving direction and additionally can receive said piercing member from a second receiving direction different from said first direction providing fluid communication between the piercing member and the at least one cavity and that said cannula device comprises a membrane for each of the receiving directions;
- said infusion set further comprising a connector for connecting the base part with a medical device through a conduit, said connector comprises a piercing member being in fluid communication with said conduit;
the base part optionally comprising a first set of guiding mean and first set of locking means for locking the connector to the base part;
said connector optionally comprises a second set of guiding means adapted to fit with the first set of guiding means and a second set of locking means adapted engage with the first set of locking means in a releasable manner.
- said infusion set further comprising a connector for connecting the base part with a medical device through a conduit, said connector comprises a piercing member being in fluid communication with said conduit;
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44. An infusion set comprising a base part having an exchangeable cannula device for insertion into a patient and a connector for connecting the base part with a medical device through a conduit;
- said connector comprising a piercing member being in fluid communication with said tube;
said base part having multiple sets of guiding means so as to allow it to engage with the exchangeable cannula device having matching guiding means in such manner, that the exchangeable cannula device may be engaged in more than one possible orientation of the main axis of the cannula device;
said exchangeable cannula device comprising a housing and at least one membrane together defining at least one cavity adapted for receiving a piercing member, the cannula device further comprising a cannula mounted to said housing and being in fluid communication with said at least one cavity, said exchangeable cannula device being capable of receiving the piercing member from a first receiving direction and additionally can receive said piercing member from at least one second receiving direction different from said first direction providing fluid communication between the piercing member and the at least one cavity, said base part optionally comprising stoppers which allow the cannula device to be locked in multiple heights and/or distances from a bottom position, thus allowing an infusion set with multiple lengths of exposed cannula using the same cannula device;
said base part optionally comprising a further set of guiding mean and first set of locking means for locking the connector to the base part;
said connector optionally comprising a second set of guiding means adapted to fit with the first set of guiding means and a second set of locking means adapted engage with the first set of locking means in a releasable manner;
said matching guiding means of the cannula device guides both the assembling of the cannula devices assembling with a base part and the coupling with a connector and/or an inserter.
- said connector comprising a piercing member being in fluid communication with said tube;
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45. A cannula device for mounting to a base part of an infusion set, said device comprising:
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a housing and at least one membrane adapted to receive a piercing member of a connector; and
a cannula mounted to said housing;
wherein said housing is adapted to be repositionable relative to said base part in more than one orientation with respect to said base part. - View Dependent Claims (46, 47, 48)
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Specification