A micropuncture kit for direct access into a lumen of a surgically exposed vessel using direct visual guidance, the kit comprising: a micropuncture access needle comprising a proximal hub coupled to an elongate shaft defining an inner lumen and an access needle visible depth indicator positioned on the elongate shaft; a microaccess cannula comprising an elongate body defining an inner lumen and a plurality of microaccess cannula visible depth indicators formed on the elongate body, wherein each of the plurality of visible depth indicators identifies a distance from a distal tip of the cannula; an access guidewire sized to be received through the inner lumen of the micropuncture access needle, the guidewire comprising a distal tip and a first visible depth indicator, characterised by the kit further comprising: a second visible depth indicator, and a third visible depth indicator each positioned on the access guidewire a distance away from the distal tip of the guidewire; and wherein the first visible depth indicator aligns with a proximal edge of the microaccess cannula to provides a visual indication to a user that the distal tip of the access guidewire is aligned with the distal tip of the microaccess cannula; wherein the second visible depth indicator aligns with the proximal edge of the microaccess cannula to provides a visual indication to a user that the distal tip of the access guidewire is aligned with the distal tip of the micropuncture access needle; wherein the third visible depth indicator aligns with the proximal edge of the microaccess cannula to provides a visual indication to a user that the distal tip of the access guidewire is positioned distally of the distal tip of the micropuncture access needle by a predetermined distance indicated by the third visible depth indicator. a micropuncture access needle comprising a proximal hub coupled to an elongate shaft defining an inner lumen and an access needle visible depth indicator positioned on the elongate shaft; a microaccess cannula comprising an elongate body defining an inner lumen and a plurality of microaccess cannula visible depth indicators formed on the elongate body, wherein each of the plurality of visible depth indicators identifies a distance from a distal tip of the cannula; an access guidewire sized to be received through the inner lumen of the micropuncture access needle, the guidewire comprising a distal tip and a first visible depth indicator, characterised by the kit further comprising: a second visible depth indicator, and a third visible depth indicator each positioned on the access guidewire a distance away from the distal tip of the guidewire; and wherein the first visible depth indicator aligns with a proximal edge of the microaccess cannula to provides a visual indication to a user that the distal tip of the access guidewire is aligned with the distal tip of the microaccess cannula; wherein the second visible depth indicator aligns with the proximal edge of the microaccess cannula to provides a visual indication to a user that the distal tip of the access guidewire is aligned with the distal tip of the micropuncture access needle; wherein the third visible depth indicator aligns with the proximal edge of the microaccess cannula to provides a visual indication to a user that the distal tip of the access guidewire is positioned distally of the distal tip of the micropuncture access needle by a predetermined distance indicated by the third visible depth indicator. wherein the first visible depth indicator aligns with a proximal edge of the microaccess cannula to provides a visual indication to a user that the distal tip of the access guidewire is aligned with the distal tip of the microaccess cannula; wherein the second visible depth indicator aligns with the proximal edge of the microaccess cannula to provides a visual indication to a user that the distal tip of the access guidewire is aligned with the distal tip of the micropuncture access needle; wherein the third visible depth indicator aligns with the proximal edge of the microaccess cannula to provides a visual indication to a user that the distal tip of the access guidewire is positioned distally of the distal tip of the micropuncture access needle by a predetermined distance indicated by the third visible depth indicator.