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Birtcher hyfrecator

https://mhc.andornot.com/en/permalink/artifact974
Collection
Dr. F. W. Danby Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dermatology
Accession Number
996025001
Description
Hyfrecator, which consists of an electric instrument housed in a rectangular plastic box with a metal base; the top of the hyfrecator has an intensity dial which can be turned to the right from 0 to 100; below the dial is an attached piece of round green plastic; the left side has four plugin sites…
  2 images  
Accession Number
996025001
Collection
Dr. F. W. Danby Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dermatology
MeSH Heading
Desiccation -- instrumentation
Electrocoagulation -- instrumentation
Dermatology -- instrumentation
Description
Hyfrecator, which consists of an electric instrument housed in a rectangular plastic box with a metal base; the top of the hyfrecator has an intensity dial which can be turned to the right from 0 to 100; below the dial is an attached piece of round green plastic; the left side has four plugin sites (for attachments now missing); the right side has two metal hooks attached to it (use?); the bottom has two electric cords leading out of it; one cord has an electric plug at the end; the other cord has a foot pedal at the end; electric desiccator.
Number Of Parts
1
Provenance
Owned by Dr. F. W. Danby.
Maker
The Birtcher Corporation
Site Made (City)
Los Angeles
Site Made (State)
California
Site Made (Country)
United States of America
Material
plastic: black; green
metal: black; silver; yellow
Inscriptions
Box top reads, "HYFRECATOR // BIRTCHER"; the pedal reads, "BIRTCHER"; the base of the hyfrecator has a label which reads, "Birtcher // HYFRECATOR // REG US PAT OFFICE // MODEL X-712 // Serial HC97B1189 // 110/120 VOLTS 12 AMPERES 50/60 CYCLES // MFD IN THE UNITED STATES OF AMERICA // THE BIRTCHER CORPORATION LOS ANGELES 32 // US PATENT NO D114.628"; instructions for safely operating the hyfrecator follow
Permanent Location
Storage Room 0010
0010-F5-4
Dimension Notes
Length: 13.0 cm. x Width: 19.8 cm. x Depth: 8.4 cm.
Condition Remarks
The hyfrecator shows no cracks, breaks or excessive wear in the plastic or metal; there appear to be some pieces of the machine missing
Copy Type
Original
Reference Types
Book
Document
Reference Comments
See #1 in artifact listing provided by Dr. Danby (attached); "Hospitals and Physicians Equipment and Supplies," The J.F. Hartz Co., Toronto, 1960, p. 92
Wikipedia
Research Facts
A hyfrecator is a low-powered medical apparatus used in electrosurgery on conscious patients, usually in an office setting. It is used to destroy tissue directly, and to stop bleeding during minor surgery.
Early model hyfrecator used for electrodesiccation of skin tumours and warts; Birtcher Model X-712
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cryospray unit

https://mhc.andornot.com/en/permalink/artifact976
Dates
1972
circa 1972
Collection
Dr. F. W. Danby Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dermatology
Accession Number
996025003 a-b
Description
(a) Cryospray unit which consists of a beaker-shaped plastic container with a flat bottom with 13 holes in it; the sides slope up to a narrower top with a screw attachment; on one side near the top is a cylindrical spray nozzle which decreases to a very small opening; (b) plastic and metal lid whic…
  1 image  
Accession Number
996025003 a-b
Collection
Dr. F. W. Danby Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dermatology
MeSH Heading
Cryosurgery -- instrumentation
Dermatology -- instrumentation
Description
(a) Cryospray unit which consists of a beaker-shaped plastic container with a flat bottom with 13 holes in it; the sides slope up to a narrower top with a screw attachment; on one side near the top is a cylindrical spray nozzle which decreases to a very small opening; (b) plastic and metal lid which screws into (a) and has two rubber rings to seal it on; the top of the lid has a flat piece of metal coming out of the centre which curves downwards to make a handle.
Number Of Parts
2
Part Names
a - cryospray unit - Size: Length 16.0 cm. x Width 14.6 cm. x Depth 10.1 cm.
b - lid for cryospray unit - Size: Length 6.9 cm. x Width 5.6 cm. x Depth 8.3 cm.
Provenance
Owned by Dr. F. W. Danby.
Maker
Frigitronics Inc.
Dates
1972
circa 1972
Date Remarks
Unit manufactured in the early 1970's; sticker on unit has date of May 1972
Material
plastic: blue; purple; clear; off-white
metal: silver
rubber: orange-red
paper: white; green
Inscriptions
Label on cryospray unit reads, "ZACARIAN // C-21™ // Liquid Nitrogen Spray // FRIGITRONICS INC."; the bottom is stamped, "5090 172 32"; band on nozzle of cryospray unit is stamped, "B-D // MADE IN U.S.A."
Permanent Location
Storage Room 0010
0010-A1-2 Row D
Condition Remarks
The plastic shows no chips, cracks or missing sections; the lid easily screws onto the cryospray unit
Copy Type
Original
Reference Types
Document
Reference Comments
See #3 in artifact listing provided by Dr. Danby (attached to 996.025.001)
Research Facts
The Zacharian C-21 cryospray unit was manufactured in the early 1970's; this was one of the early commercial attempts to provide cryospray using liquid nitrogen
Images
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Collection
Dr. F. W. Danby Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dermatology
Accession Number
996025002 a-i
Description
Moto-Tool and attachments which consist of (a) Moto-Tool electric motor in a cylindrical metal casing; one end of the tool has an electric cord coming off it and the other has an end which holds attachment tips; the sides have plastic holding knobs and there is also a plastic on/off switch; (b-h) a…
  5 images  
Accession Number
996025002 a-i
Collection
Dr. F. W. Danby Collection
Category
Diagnostic & Treatment Artifacts
Classification
Dermatology
MeSH Heading
Debridement -- instrumentation
Dermabrasion -- instrumentation
Dermatology -- instrumentation
Description
Moto-Tool and attachments which consist of (a) Moto-Tool electric motor in a cylindrical metal casing; one end of the tool has an electric cord coming off it and the other has an end which holds attachment tips; the sides have plastic holding knobs and there is also a plastic on/off switch; (b-h) assortment of attachable tips for the Moto-Tool; (i) cardboard box with lid made to house (a-h).
Number Of Parts
9
Part Names
a - Moto-Tool - Size: Length 14.0 cm. x Width 4.8 cm. x Depth 4.1 cm.
b - Moto-Tool tip - Size: Length 3.8 cm. x Diameter1.8
c - Moto-Tool tip - Size: Length 4.1 cm. x Diameter2.0
d - Moto-Tool tip - Size: Length 3.8 cm. x Diameter0.3
e - Moto-Tool tip - Size: Length 4.1 cm. x Diameter0.7
f - Moto-Tool tip - Size: Length 3.8 cm. x Diameter0.7
g - Moto-Tool tip - Size: Length 4.9 cm. x Diameter0.5
h - Moto-Tool tip - Size: Length 4.4 cm. x Diameter0.2
i - box - Size: Length 21.7 cm. x Width 13.1 cm. x Depth 6.3 cm.
Provenance
Owned by Dr. F.W. Danby
Maker
Dremel Mfg. Co.
Site Made (City)
Racine
Site Made (State)
Wisconsin
Site Made (Country)
United States of America
Material
plastic: black; dark red
metal: black; silver; yellow; grey
paper: black; yellow; beige; grey
Inscriptions
(a) Moto-Tool has engraving in it which reads, "MODEL 1 // MOTO-TOOL // MFD. BY // DREMEL MFG. CO. // RACINE WIS. U.S.A. // PAT NO ["O" underlined] 2.119.986 // 65 WATTS / 110 VOLT A.C. OR D.C."; (d) tip has, "Dremel // HS" stamped on it; (e) tip has, "DREMEL" engraved in it; (f) tip has, "DREMEL" engraved in it; (h) box has outer label which reads, "Moto-Tool // MODEL NO. 1 // 110 VOLT, A.C. OR D.C. // MANUFACTURED BY // DREMEL MFG. CO., RACINE, WIS., U.S.A."
Permanent Location
Storage Room 0010
0010-E5-6
Dimension Notes
a - Moto-Tool - Size: Length 14.0 cm. x Width 4.8 cm. x Depth 4.1 cm.
b - Moto-Tool tip - Size: Length 3.8 cm. x Diameter1.8
c - Moto-Tool tip - Size: Length 4.1 cm. x Diameter2.0
d - Moto-Tool tip - Size: Length 3.8 cm. x Diameter0.3
e - Moto-Tool tip - Size: Length 4.1 cm. x Diameter0.7
f - Moto-Tool tip - Size: Length 3.8 cm. x Diameter0.7
g - Moto-Tool tip - Size: Length 4.9 cm. x Diameter0.5
h - Moto-Tool tip - Size: Length 4.4 cm. x Diameter0.2
i - box - Size: Length 21.7 cm. x Width 13.1 cm. x Depth 6.3 cm.
Condition Remarks
(a) Moto-Tool shows no missing parts or severe wear; unsure whether the tool still works; (b) tip shows some corrosion; (e) tip shows some corrosion; (h) tip shows minor corrosion; (i) box has one torn corner and a missing section on the lid; the inside inserts show wear; #2: some damage to the cardboard box.
Copy Type
Original
Reference Types
Book
Document
Reference Comments
See #2 in artifact listing provided by Dr. Danby (attached to 996.025.001); "Blakiston's Illustrated Pocket Medical Dictionary", edited by Normand L. Hoerr, M.D., and Arthur Osol, M.D., 1952, p. 189
Research Facts
Dremel Moto-Tool, Model 1, used for debriding toenails and for minor dermabrasions; debridement is the removal from a wound of foreign material and devitalized tissue
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Sun-Kraft cold quartz ultraviolet light therapy unit

https://mhc.andornot.com/en/permalink/artifact977
Dates
1941
circa 1941
Collection
Dr. F. W. Danby Collection
Category
Diagnostic & Treatment Artifacts
Classification
Treatment, General
Accession Number
996025004 a-l
Description
(a) Sun-Kraft Model A-1 ultraviolet light lamp which consists of an adjustable lamp on a stand attached to a round base; the base contains the powering unit and a built-in timer; an electric cord is attached to the base; (b) paper-covered wood case with leather handle, built to house (a); (c) goggl…
  5 images  
Accession Number
996025004 a-l
Collection
Dr. F. W. Danby Collection
Category
Diagnostic & Treatment Artifacts
Classification
Treatment, General
MeSH Heading
Ultraviolet Therapy -- instrumentation
Description
(a) Sun-Kraft Model A-1 ultraviolet light lamp which consists of an adjustable lamp on a stand attached to a round base; the base contains the powering unit and a built-in timer; an electric cord is attached to the base; (b) paper-covered wood case with leather handle, built to house (a); (c) goggles used to protect the eyes from ultraviolet light rays; goggles are made of u-v light-filtering eyepieces set in leatherette with beige felt edges and a grey elastic head strap; (d-f) pamphlets describing the lamp's uses; pamphlets consist of a piece of paper, folded three times; (g-h) pamphlets describing the lamp's uses; pamphlets consist of a piece of paper folded once; (i-k) information sheets (folded) describing: (i) suggestions for operation and applications of the lamp; (j) operational problems; (k) outstanding features; (l) envelope made to house the printed information; Note: mercury.
Number Of Parts
12
Part Names
a - lamp
b - case .
c - goggles
d - pamphlet
e - pamphlet
f - pamphlet
g - pamphlet
h - pamphlet
i - information sheet
j - information sheet
k - information sheet
l - envelope
Provenance
Owned by Dr. F.W. Danby
Maker
Sun-Kraft Inc.
Site Made (City)
Chicago
Site Made (State)
Illinois
Site Made (Country)
United States of America
Dates
1941
circa 1941
Date Remarks
Document 996.025.004j mentions plant functioning problems due to the War
Material
plastic: black; beige; dark green
metal: silver; grey
glass: clear
paper: white; black; beige; pink
wood: light brown; black
leatherette: grey; beige
leather: black
fabric: beige; grey
Inscriptions
(a) bottom of base has raised lettering which reads, "SUNKRAFT CO INC // CHICAGO ILL // USA"; top of base is engraved, "Sun-Kraft // MADE IN U.S.A. // PAT. PEND."; paper label on base bottom has a serial number of "12572"; glass tube in lamp reads on outside, "Sunkraft // MADE OF QUARTZ"; timer on base has written instructions on dial base; label on base lists safety standards; (e-f) pamphlets both stamped with dealer, "DAVID'S ELECTRIC SHOP // Westinghouse Appliances // White Sewing Machines // Phone 659 BELLEVILLE 340 FRONT ST."
Permanent Location
Storage Room 0007
0007-M1-2
Dimension Notes
a - lamp - Length 20.2 cm. x Width 20.2 cm. x Depth 40.6 cm.
b - case - Length 22.4 cm. x Width 22.4 cm. x Depth 46.0 cm.
c - goggles - Length 11.0 cm. x Width 5.0 cm. x Depth 1.9 cm.
d - pamphlet (unfolded) - Length 35.4 cm. x Width 15.1 cm.
e - pamphlet (unfolded) - Length 35.4 cm. x Width 15.1 cm.
f - pamphlet (unfolded) - Length 35.4 cm. x Width 15.1 cm.
g - pamphlet (unfolded) - Length 17.6 cm. x Width 15.2 cm.
h - pamphlet (unfolded) - Length 16.8 cm. x Width 14.0 cm.
i - information sheet (unfolded) - Length 21.5 cm. x Width 27.7 cm.
j - information sheet (unfolded) - Length 21.3 cm. x Width 27.8 cm.
k - information sheet (unfolded) - Length 21.3 cm. x Width 27.8 cm.
l - envelope - Length 16.6 cm. x Width 8.9 cm.
Condition Remarks
(a) Ultraviolet lamp shows some use and very minor corrosion; unit still operational; (b) storage box shows only minor wear; (c) leatherette shows small cracks in several areas; (d-l) all paper items show some wear, but are all legible; (h), (i), and (k) have tears in the paper
Copy Type
Original
Reference Types
Document
Reference Comments
See #4 in artifact listing provided by Dr. Danby (attached to 996.025.001)
Research Facts
Ultraviolet light therapy unit for home use; this unit was used for home phototherapy of psoriasis; *** WARNING *** this unit is OPERATIONAL and can produce a significant solar burn
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Sun-Kraft cold quartz ultraviolet light therapy unit

https://mhc.andornot.com/en/permalink/artifact978
Dates
1941
circa 1941
Collection
Dr. F. W. Danby Collection
Category
Diagnostic & Treatment Artifacts
Classification
Treatment, General
Accession Number
996025005 a-g
Description
(a) Sun-Kraft Model A-1 ultraviolet light lamp consists of an adjustable lamp on a stand attached to a round base; the base contains the powering unit and a built-in timer; an electric cord is attached to the base; (b) paper-covered wood case with leather handle, built to house (a); (c) goggles use…
  2 images  
Accession Number
996025005 a-g
Collection
Dr. F. W. Danby Collection
Category
Diagnostic & Treatment Artifacts
Classification
Treatment, General
MeSH Heading
Ultraviolet Therapy -- instrumentation
Description
(a) Sun-Kraft Model A-1 ultraviolet light lamp consists of an adjustable lamp on a stand attached to a round base; the base contains the powering unit and a built-in timer; an electric cord is attached to the base; (b) paper-covered wood case with leather handle, built to house (a); (c) goggles used to protect the eyes from ultraviolet light rays; goggles are made of u-v light-filtering plastic eyepieces set in plasticized cloth with felt edges and a black cloth ribbon head strap; (d) pamphlet describing the lamp's uses; pamphlet consists of a piece of printed paper, folded three times; (e) pamphlet describing the lamp's uses; the pamphlet consists of a piece of printed paper, folded once; (f) heavy paper business reply card used to register individual lamps with SunKraft Inc. for manufacturer's guarantee; (g) printed paper envelope made to house the printed information; Note: mercury.
Number Of Parts
7
Part Names
a - ultraviolet light lamp - Size: Length 20.4 cm. x Width 20.4 cm. x Depth 41.0 cm.
b - carrying case - Size: Length 22.4 cm. x Width 22.4 cm. x Depth 45.1 cm.
c - goggles - Size: Length 18.1 cm. x Width 5.7 cm. x Depth 1.3 cm.
d - pamphlet (unfolded) - Size: Length 35.4 cm. x Width 15.1 cm.
e - pamphlet (unfolded) - Size: Length 17.6 cm. x Width 15.3 cm.
f - business reply card - Size: Length 14.0 cm. x Width 8.2 cm.
g - envelope - Size: Length 16.6 cm. x Width 8.8 cm.
Provenance
Owned by Dr. F. W. Danby
Maker
Sun-Kraft Inc.
Site Made (City)
Chicago
Site Made (State)
Illinois
Site Made (Country)
United States of America
Dates
1941
circa 1941
Date Remarks
Document 996.025.004 j mentions plant functioning problems due to the War
Material
plastic: black; orange; dark green
metal: silver; brown
glass: clear
paper: white; beige
wood: beige; black
fabric: black; brown; green
leather: black
Inscriptions
(a) Base top engraved, "Sun-Kraft // MADE IN U.S.A. // PATENTED & PEND."; glass tube in lamp reads on outside, "Sun-Kraft // MADE OF QUARTZ"; timer on base has written instructions on the dial base; label on bottom of lamp lists safety standards; (d) pamphlet stamped with dealer address of, "DAVID'S ELECTRIC SHOP // Westinghouse Appliances // White Sewing Machines // PHONE 659 BELLEVILLE 340 FRONT ST."; (f) business reply card has serial number of "037293" stamped on it as does envelope (g); envelope has "$98.00" written on back
Permanent Location
Storage Room 0007
0007-M1-2
Condition Remarks
(a) Ultraviolet lamp shows minor corrosion at bottom and on brackets which hold the glass tube; (b) carrying case shows only minor wear; (c) goggles show only minor wear; (d-e) pamphlets show only minor wear and are fully legible; (f) business reply card shows minor age discolouration; (g) envelope torn at top and bottom right corners (at the flap)
Copy Type
Original
Reference Types
Document
Other
Reference Comments
See #4 in artifact listing provided by Dr. Danby (attached to 996.025.001); see artifact 996.025.004
Research Facts
Ultraviolet light therapy unit for home use; this unit was used for home phototherapy of psoriasis; *** WARNING *** this unit is OPERATIONAL and can produce a significant solar burn
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