Antimicrobial Copper Touch Surfaces - CHAIR...
Transcript of Antimicrobial Copper Touch Surfaces - CHAIR...
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Wilton Moran
Project Engineer
Copper Development Association
The Science Behind the Technology Digital Summit
Infection Control Today
Antimicrobial Copper Touch Surfaces: A new tool for Infection Control and Prevention
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Agenda
The need for antimicrobial surfaces
Antimicrobial efficacy of copper touch surfaces
Products that incorporate copper touch surfaces
Clinical testing
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Antimicrobial Copper touch surfaces offer a powerful new
infection-prevention tool. They work 24/7 to eliminate the bacteria
that cause healthcare-acquired infections without staff behavioral
changes. They are a one-time cost that provide long-term benefits.
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Copper Development Association
Not-for-profit trade association
Develop new uses for copper and it’s alloys
Provide education and training to end-users
www.Copper.org, www.AntimicrobialCopper.com
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The Need for Antimicrobial Surfaces
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The built environment is a source of pathogensTotal bacteria count per 100 cm2 (n = 668 rooms)
Schmidt et al. “Sustained reduction of microbial burden on common hospital surfaces through
introduction of copper” J. Clin. Microbiol. 2012, 50(7):
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Good hygienic practices are essential – but the
benefit is NOT CONTINUOUS
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Surfaces are quickly re-contaminated after
cleaning
Attaway H. et al. “Intrinsic bacterial burden associated with intensive care unit hospital beds: Effects of disinfection on
population recovery and mitigation of potential infection risk ” American Journal of Infection Control 40 (2012) 907-12
Bed Rails
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Surfaces are quickly re-contaminated after
cleaning
Attaway H. et al. “Intrinsic bacterial burden associated with intensive care unit hospital beds: Effects of disinfection on
population recovery and mitigation of potential infection risk ” American Journal of Infection Control 40 (2012) 907-12
Bed Rails
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Copper is an inherently antimicrobial element,
civilizations have benefited from these
properties for centuries
Long before the germ theory of disease was developed,
civilizations used copper to kill disease-causing organisms.
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Copper is the third most important group of commercial
metals behind iron/steel and aluminum
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U.S. coinage are made of copper alloys
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Copper Alloys
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Antimicrobial Efficacy of Copper Alloys
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Copper is inherently antimicrobial, civilizations
have benefited from these properties for
centuries
Long before the germ theory of disease was developed,
civilizations used copper to kill disease-causing organisms.
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Clostridium difficile
Carbapenemase-producing
gram negatives including CRE
Vancomycin-resistant
enterococcus
Norovirus
Acinetobacter baumanii
Fusarium solani
Rotavirus
Rhinovirus
Mycobacterium tuberculosis
Influenza A (including H1N1)
MRSA
Aspergillus fumigatus
NDM-1 producing K. pneumoniae
Salmonella enteric
Salmonella Typhi
Vibrio cholerae
Campylobacter jejuni
Penicillian chrysogenum
Candida albicans
And more…
Antimicrobial Copper touch surfaces have
broad spectrum antimicrobial efficacy
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Antimicrobial Copper kills Methicillin-Resistant
Staphylococcus aureus (MRSA)
1.E+00
1.E+02
1.E+04
1.E+06
1.E+08
0 60 120 180 240 300 360
Bacte
ria C
ou
nt
(per
ml.)
Time (minutes)
Copper Stainless Steel
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1.E+00
1.E+01
1.E+02
1.E+03
1.E+04
1.E+05
1.E+06
1.E+07
1.E+08
0 10 20 30 40 50 60 70 80
Via
ble
Ce
lls
pe
r C
ou
po
n
Time (hours)
C110 (99.9% copper) S304 (Stainless Steel) C260 (70% copper, 30%Zinc)
Antimicrobial Copper kills Clostridium Difficile
spores
WEAVER, et al. 2008. Survival of Clostridium difficile on copper and steel: futuristic options for hospital hygiene. J Hosp Infect. 68, 145-51.
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Antimicrobial Copper surfaces inactivate
Influenza A
Stainless Steel Samples: 6 hours
Antimicrobial Copper (99.9%) Samples: 6 hours
2,000,000 1,000,000 500,000
500,000 < 5002,000,000
NOYCE, et al. 2007. Inactivation of influenza A virus on copper versus stainless steel surfaces.
Appl Environ Microbiol, 73, 2748-50.
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Copper surfaces continuously kill MRSA and other
bacteria, after repeated contaminations between routine
cleaning
Stainless
Steel
Antimicrobial
Copper
8 Inoculations
Total
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0
3,000,000
6,000,000
9,000,000
12,000,000
15,000,000
18,000,000
21,000,000
24,000,000
27,000,000
0 3 6 9 12 15 18 21 24
CF
U /
co
up
on
Time (hours)
Stainless
Steel
Antimicrobial
Copper
Antimicrobial Copper’s Efficacy vs MRSA
Copper surfaces continuously kill MRSA and other
bacteria, even after repeated contaminations
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Staphylococcus aureus
Enterobacter aerogenes
Escherichia coli O157:H7
Pseudomonas aeruginosa
Methicillin-Resistant Staphylococcus aureus (MRSA)
Vancomycin-Resistant Enterococcus faecalis (VRE)
EPA Registration No. 82012-1 to 6
Antimicrobial Copper has been approved by the EPA to
make public health claims against 6 infectious bacteria
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Smaller amounts of bacteria are killed much
faster on Antimicrobial Copper
Typical levels
found on hands
and everyday
objects
MRSA on Copper
Michels et al, Int. J. Metalcast, 2008
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How does copper kill bacteria? Several theories have
been confirmed, others are being investigated
A: Copper ions on the surface are recognized
as an essential nutrient, and enter the cell
B: A lethal dose of copper ions interferes with
normal cell functions and membrane integrity
C: Copper ions impede cell respiration/metabolism,
sometimes causing DNA damage
One proven theory
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80+ Peer-Reviewed & Published Papers
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Available Antimicrobial Copper Products
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Sinks
Manufacturers: Just Manufacturing, Elkay Commercial Products, MD-Cu29
Hand wash stations, scrub sinks
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IV Poles
Manufacturers: Pedigo, Midbrook Medical
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Patient Transport
Manufacturer: Pedigo
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Railings and Grab Bars
Manufacturers: Wagner Companies, Rocky Mountain Hardware, CuSalus by Colonial Bronze
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Building Products
Manufacturers: Arrowhart, CuSalus by Colonial Bronze, Rocky Mountain Hardware, MD-Cu29
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Work Surfaces
Manufacturers: Midbrook Medical, CuSalus by Colonial Bronze,
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Work Surfaces
Manufacturers: Midbrook Medical
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Building Hardware
Manufacturers: Rocky Mountain Hardware, CuSalus by Colonial Bronze, Trimco
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Cabinet Hardware
Manufacturers: CuSalus by
Colonial Bronze, Rocky Mountain
Hardware, MD-Cu29
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Cabinet Hardware
Manufacturers: CuSalus by
Colonial Bronze, Rocky Mountain
Hardware, MD-Cu29
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Equipment/Cart Handles
Manufacturers: CuSalus by
Colonial Bronze
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Keyboards/Mice
Manufacturers: Operator Interface Technology
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Door Access Device
Manufacturer: The Copper Shark
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Check back often for additional product
categories
AntimicrobialCopper.com
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Infection prevention is a multifaceted challenge
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Infection prevention is a multifaceted challenge
Copper will work in the background, 24/7, - install it and forget it!
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Clinical Testing of Antimicrobial Copper
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Multi-site clinical trial tested the impact of
Antimicrobial Copper on patient health
Funded by the Department of Defense
CDA provided materials procurement support
Trial at three sites:
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Numerous surfaces were tested, but due to
budget constraints only 6 were selected
Surfaces Selected
Bed rails
IV stands
Over-bed tray tables
Data input devices (mouse, laptop, touch screen monitor bezel)
Visitor’s chair (arms)
Nurses’ call device
Surfaces Screened but not Selected
Laundry hamper
Door handles
Drawer pulls
Faucet handles
Keyboards
Soap/EtOH dispenser
End table surface
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N = 1113 RoomsSchmidt et al. “Sustained reduction of microbial burden on common hospital surfaces through introduction
of copper” J. Clin. Microbiol. 2012, 50(7):
Bed rails, data input devices, call buttons, - dirtiest
touch surfaces in ICU rooms
Data input devices
Bed Rails
Call buttons and mice
Chair arms
Tray tables
IV poles
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Total bacteria was reduced by 83% in rooms
with copper touch surfaces
on copper surfaces
Schmidt et al. “Sustained reduction of microbial burden on common hospital surfaces through introduction
of copper” J. Clin. Microbiol. 2012, 50(7):
Non-copper
rooms
Copper Rooms
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Copper room infection rate: 3.4%
Control infection rate: 8.1%
58% reduction, (P=0.013, N=614)
Use of copper touch surfaces decreased the
risk of HAI by 58%
Salgado et. al. “Copper surfaces reduce the rate of healthcare-acquired infection in the intensive care unit”
Infection Control and Hospital Epidemiology, Vol. 34, No. 5, May 2013, pp. 479-486
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Bacterial contamination on surfaces
leads to infections
Salgado et. al. “Copper surfaces reduce the rate of healthcare-acquired infection in the intensive care unit” Infection
Control and Hospital Epidemiology, Vol. 34, No. 5, May 2013, pp. 479-486
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Bacterial contamination on surfaces
leads to infections
Salgado et. al. “Copper surfaces reduce the rate of healthcare-acquired infection in the intensive care unit” Infection
Control and Hospital Epidemiology, Vol. 34, No. 5, May 2013, pp. 479-486
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Bacterial contamination on surfaces
leads to infections
Salgado et. al. “Copper surfaces reduce the rate of healthcare-acquired infection in the intensive care unit” Infection
Control and Hospital Epidemiology, Vol. 34, No. 5, May 2013, pp. 479-486
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Bacterial contamination on surfaces
leads to infections
Salgado et. al. “Copper surfaces reduce the rate of healthcare-acquired infection in the intensive care unit” Infection
Control and Hospital Epidemiology, Vol. 34, No. 5, May 2013, pp. 479-486
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Bacterial contamination on surfaces
leads to infections
Salgado et. al. “Copper surfaces reduce the rate of healthcare-acquired infection in the intensive care unit” Infection
Control and Hospital Epidemiology, Vol. 34, No. 5, May 2013, pp. 479-486
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The use of Antimicrobial Copper surfaces
prevented 14 infections
Infections/Patients in Copper Rooms: 10/294 patients
Infections/Patients in Control Rooms: 26/320 patients
Normalizing to the number of patients in the Copper Rooms:
(26 x 294)/320 = 23.9 = 24 Infections
Thus 24 - 10 = 14 infections prevented by copper
Salgado et. al. “Copper surfaces reduce the rate of healthcare-acquired infection in the intensive care unit”
Infection Control and Hospital Epidemiology, Vol. 34, No. 5, May 2013, pp. 479-486
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Basic ROI for Antimicrobial Copper products
Low Cost Scenario (assumes $29K/HAI)
14 infections prevented X $29,000/Infection = $406,000 Costs Saved
$406,000 ÷ 338 days = $1201 per day
$52,000 ÷ 1201/day = 43.3 day payback period
High Cost Scenario (assumes $43K/HAI)
14 infections prevented X $43,000/Infection = $602,000 Costs Saved
$602,000 ÷ 338 days = $1781/day
$52,000 ÷ $1781/day = 29.2 day payback period
*HAI cost projections based on AHRQ estimates
*Estimated $52,000 to “copperize” 8 MICU Rooms (custom product pricing)
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Early adopters: Pullman Regional HospitalPullman, WA
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Early adopters: Charlotte-Hungerford Hospital Torrington, CT
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Early adopters: Regency HospitalGolden Valley, MN
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Antimicrobial Copper touch surfaces offer a powerful new
infection-prevention tool. They work 24/7 to eliminate the bacteria
that cause healthcare-acquired infections without staff behavioral
changes. They are a one-time cost that provide long-term benefits.
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Thank you
Wilton Moran, Project Engineer
(212) 251-7212
www.AntimicrobialCopper.com