A cord collection clamp for collecting blood from an umbilical cord comprising: (a) a retainer assembly having an umbilical cord channel constructed and arranged to allow the umbilical cord to pass therethrough, said retainer assembly having an outlet in communication with said umbilical cord channel and comprising: (i) a first segment; (ii) a second segment hingeably connected to said first segment and movable from a first position to a second position overlaying a portion of a blood collection assembly; and (iii) third segment hingeably interconnected to said second segment and movable from a first position to a second position overlaying a portion of said first segment and overlaying a portion of said blood collection assembly; and (b) said blood collection assembly rotatably connected to said retainer assembly, said blood collection assembly having an inlet in communication with said outlet of said retainer assembly and including a cord cutting blade constructed and arranged to traverse said umbilical cord channel upon rotation of said collection assembly relative to said retainer assembly, thereby cutting the umbilical cord and including a locking protuberance for blocking rotation of said retainer assembly relative to said blood collection assembly and in which said second segment of said retainer assembly is provided with an aperture arranged to receive said locking protuberance when said second segment is in said second position; characterized in that: said third segment of said retainer assembly includes a release protuberance constructed and arranged to act upon the locking protuberance of said collection assembly to remove said locking protuberance from said aperture of said second segment of said retainer assembly when said third segment is in said second position. (a) a retainer assembly having an umbilical cord channel constructed and arranged to allow the umbilical cord to pass therethrough, said retainer assembly having an outlet in communication with said umbilical cord channel and comprising: (i) a first segment; (ii) a second segment hingeably connected to said first segment and movable from a first position to a second position overlaying a portion of a blood collection assembly; and (iii) third segment hingeably interconnected to said second segment and movable from a first position to a second position overlaying a portion of said first segment and overlaying a portion of said blood collection assembly; and (i) a first segment; (ii) a second segment hingeably connected to said first segment and movable from a first position to a second position overlaying a portion of a blood collection assembly; and (iii) third segment hingeably interconnected to said second segment and movable from a first position to a second position overlaying a portion of said first segment and overlaying a portion of said blood collection assembly; and (b) said blood collection assembly rotatably connected to said retainer assembly, said blood collection assembly having an inlet in communication with said outlet of said retainer assembly and including a cord cutting blade constructed and arranged to traverse said umbilical cord channel upon rotation of said collection assembly relative to said retainer assembly, thereby cutting the umbilical cord and including a locking protuberance for blocking rotation of said retainer assembly relative to said blood collection assembly and in which said second segment of said retainer assembly is provided with an aperture arranged to receive said locking protuberance when said second segment is in said second position; characterized in that: