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Collection
Desmond Collection
Category
Diagnostic & Treatment Artifacts
Classification
Anaesthesia
Accession Number
997016064 a-c
Description
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, open cylindrical piece at the bottom that has a round, open hole at its bottom;…
  1 image  
Accession Number
997016064 a-c
Collection
Desmond Collection
Category
Diagnostic & Treatment Artifacts
Classification
Anaesthesia
MeSH Heading
Anesthesiology, instrumentation
Description
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, open 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 attach to the main body and an open right side; this open side has a round yellow plastic insert at the inside side and a convex-shaped fine wire mesh covering the opening; the left side of the main body attaches with (b) the outlet cap; this is made of clear plastic that is rounded and hollow with threading on the right side to allow it to attach to the main body; the left side of the outlet cap tapers to a diameter of about half, and has a plastic cross dividing the opening into four sections; an outlet cone (c) also attaches to the left side of the main body; this cone is made of hollow cylindrical clear plastic with threading at the right side 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 four rounded slots cut into the left edges 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 silicone shutters control inspiration and expiration gas flow.
Number Of Parts
3
Part Names
a - Hesse valve body - Size: Length 7.4 cm x Width 5.1 cm x Depth 3.2 cm
b - outlet cap - Size: Length 1.9 cm x Diam. 3.2 cm
c - outlet cone - Size: Length 3.7 cm x Diam. 3.2 cm
Provenance
Owned by Dr. John Wilbur Desmond
Maker
Ambu International
Site Made (City)
Copenhagen
Site Made (Country)
Denmark
Material
metal: dark grey
silicone: yellow
plastic: clear; blue; yellow
Inscriptions
(a) Raised lettering in the plastic of the main body reads, "AMBU // PATIENT // INTERNAT. PAT. PEND. // PATIENT"; the inlet cone reads, "IN" three times in raised lettering along the outer left 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 silicone shutters are complete and flexible; the metal mesh screen shows no corrosion
Copy Type
Original
Reference Types
Document
JPG
Reference Comments
Manufacturer's directions for valve use (see attached photocopies); CD #1
Research Facts
The inlet cone should screw off and on, but will not readily come off in this example; the outlet cap can be used in open systems; the outlet cone is for tube connection
Images
Less detail
Dates
1960
1980
circa 1960-1980
Collection
Desmond Collection
Category
Diagnostic & Treatment Artifacts
Classification
Anaesthesia
Accession Number
997016065 a-b
Description
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 …
  2 images  
Accession Number
997016065 a-b
Collection
Desmond Collection
Category
Diagnostic & Treatment Artifacts
Classification
Anaesthesia
MeSH Heading
Anesthesiology, instrumentation
Description
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
Provenance
Owned by Dr. John Wilbur Desmond.
Maker
Ambu International
Site Made (City)
Copenhagen
Site Made (Country)
Denmark
Dates
1960
1980
circa 1960-1980
Material
metal: silver
silicone: yellow
plastic: clear; blue
Inscriptions
(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
Images
Less detail
Dates
1970
1990
circa 1970-1990
Collection
Desmond Collection
Category
Diagnostic & Treatment Artifacts
Classification
Anaesthesia
Accession Number
997016066 a-c
Description
Ambu Hesse anaesthetic valve, which consists of a main body with side and bottom pieces; the main body (a) is made of hollow, rounded orange plastic with a round threaded opening at the left and right sides and a hollow, cylindrical clear tube set into the middle of the body; there is also a hollow…
  1 image  
Accession Number
997016066 a-c
Collection
Desmond Collection
Category
Diagnostic & Treatment Artifacts
Classification
Anaesthesia
MeSH Heading
Anesthesiology, instrumentation
Description
Ambu Hesse anaesthetic valve, which consists of a main body with side and bottom pieces; the main body (a) is made of hollow, rounded orange plastic with a round threaded opening at the left and right sides and a hollow, cylindrical clear tube set into the middle of the body; there is also a hollow cylindrical tube at the bottom that connects at its top to the main body and has a round open bottom; the right side of the main body has an attached cylindrical inlet cone (b); 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 inlet cone has a small round piece going beyond the threaded section; this is covered by a silicone shutter; this shutter is a yellow silicone formed into a round form that fits over the small opening on the main body that has a thin flexible top piece attached at two side points; the shutter fits in between the main body and the inlet cone and allows it to control inspiration and expiration gas flow; the left side opening of the main body attaches with (c) the outlet cap; this cap is round in shape and of narrow depth; it is threaded on the inside edges to allow it to attach to the main body; the right side is open to allow the attachment to the main body; the left side has three open slots in the outer edges and a covered central section.
Number Of Parts
3
Part Names
a - Hesse valve body - Size: Length 4.0 cm x Width 5.1 cm x Depth 3.1 cm
b - inlet cone - Size: Length 4.3 cm x Diam. 2.9 cm
c - outlet cap - Size: Length 1.0 cm x Diam. 3.0 cm
Provenance
Owned by Dr. John Wilbur Desmond
Maker
Ambu International
Site Made (City)
Copenhagen
Site Made (Country)
Denmark
Dates
1970
1990
circa 1970-1990
Material
metal: yellow
silicone: yellow
plastic: clear; blue; yellow; orange
Inscriptions
(a) Raised lettering in the plastic of the main body reads, "AMBU // PATIENT // INTERNAT. PAT. PEND. // PATIENT"; the inlet cone reads, "IN" three times in raised lettering along the outer left edges
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 outlet cone is missing; the silicone shutter is complete and flexible; the shutter that should go between the main body and the outlet cap is missing; the metal mesh screen shows no corrosion
Copy Type
Original
Reference Types
Document
Reference Comments
Manufacturer's directions for valve use
Research Facts
This unit likely originally came with an outlet cone (now missing); the outlet cone would have been for a tube connection; the outlet cap was for use in open systems
Images
Less detail