Ambu Hesse anaesthetic valve, which consists of a main body with side and bottom pieces; the main body (a) is made of hollow, rounded clear plastic with a round threaded opening at the left and right sides and a hollow, cylindrical piece at the bottom that has a round, open hole at its bottom; the …
Ambu Hesse anaesthetic valve, which consists of a main body with side and bottom pieces; the main body (a) is made of hollow, rounded clear plastic with a round threaded opening at the left and right sides and a hollow, cylindrical piece at the bottom that has a round, open hole at its bottom; the right side of the main body has an attached cylindrical inlet cone; this cone is made of cylindrical hollow blue plastic with threading at the left side to allow it to attach to the main body and a round open right side that is tapered to a smaller diameter; the right side edges have two round slots cut into them; the right side opening has a round, yellow plastic insert at the inside sides and a convex-shaped fine wire mesh covering the opening; the left side of the main body attaches with (b) the outlet cone; this cone is made of hollow cylindrical clear plastic with threading at the right side opening to allow it to attach to the main body; the cone tapers to a smaller diameter on the left side and is round and open; there are two rounded slots cut into the outside edges of the left side of the outlet cone; between the main body and the inlet and outlet cones, there are yellow silicone shutters; these are round with a thin, flexible top piece attached at two side points; the shutters fit into the main body at the inlet and outlet areas and control inspiration and expiration gas flow.
Number Of Parts
2
Part Names
a - Hesse valve body - Size: Length 6.4 cm x Width 5.9 cm x Depth 4.1 cm
b - outlet cone - Size: Length 3.6 cm x Diam. 3.7 cm
(a) Raised lettering in the plastic of the main body reads, "PATIENT // AMBU // INTERNAT. PAT. PEND. // PATIENT"; the inlet cone reads, "200-1-10" in raised numbers along the outer left edge; (b) the outlet cone reads, "200-1-8" in raised numbers along the outer right edge.
Permanent Location
Storage Room 0010
0010-F2-3
Condition Remarks
The valve and attachments arrived dirty and dusty; all parts show minor wear, but there are no chips, cracks or stains in the plastic; the inlet cone should be removable, but will not readily screw off; the outlet cap is missing; the silicone shutters are complete and flexible; the metal mesh screen shows no corrosion
Copy Type
Original
Reference Types
Document
Reference Comments
Manufacturer's directions for valve use
Research Facts
The inlet cone should screw off and on, but will not readily come off in this example; this unit likely would have come with an outlet cap (now missing); the outlet cap would have been used in open systems; the outlet cone is for a tube connection