US 10,893,887 B2 · Intraosseous access device

Abstract

An access device configured for inserting an intraosseous catheter into an interior portion of a bone is disclosed. In one embodiment, an intraosseous access device is disclosed, comprising a device body, a trocar needle included with the device body, and an intraosseous catheter removably disposed on the trocar needle. The device body is configured to enable a user of the access device to manually insert a distal tip of the trocar needle through a skin surface of a body of a patient to an external surface of a bone of the patient. An advancement mechanism is also disclosed and is configured to selectively and distally advance the trocar needle and intraosseous catheter a predetermined distance into an internal portion of the bone of the patient after the distal tip of the trocar needle has been inserted to the external surface of the bone.

Claims19

Dependent claims

An intraosseous access device, comprising:

a device body;
a trocar needle coupled to the device body, the trocar needle including a distal tip designed for insertion into a bone;
an intraosseous catheter removably disposed on the trocar needle, the intraosseous catheter comprising:
a hub having a proximal connector portion and a distal base portion;
a lumen extending through the hub from a proximal end of the proximal connector portion through a distal end of the distal base portion;
a cannula slidably disposed in the lumen independent of the trocar needle to provide an adjustable cannula length extending from the distal base portion;
and
an O-ring surrounding the cannula in the lumen;
and
an advancement mechanism configured to selectively and distally advance the trocar needle and the cannula into the bone.

7 more elements

Dependencies are inferred from the claim text.

Intraosseous access device

Life of this patent

Intraosseous access device

Life of this patent

Abstract

Claims19