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A new way to treat worn knee cartilage; surgery optional | Juana Mendenhall | TEDxPeachtree


as a pretty popular high school athlete

as a pretty popular high school athlete I always thought I would be fit fine and

I always thought I would be fit fine and

I always thought I would be fit fine and fabulous at the age of 40

fabulous at the age of 40

fabulous at the age of 40 having the exceptional balance between

having the exceptional balance between

having the exceptional balance between healthy eating and living with the

healthy eating and living with the

healthy eating and living with the perfect workout regimen however I got

perfect workout regimen however I got

perfect workout regimen however I got older so did my body and my time to

older so did my body and my time to

older so did my body and my time to workout gotten limited I noticed that my

workout gotten limited I noticed that my

workout gotten limited I noticed that my natural-born athleticism started to

natural-born athleticism started to

natural-born athleticism started to diminish and was noticeable it became

diminish and was noticeable it became

diminish and was noticeable it became extremely noticeable after playing an

extremely noticeable after playing an

extremely noticeable after playing an impromptu game of basketball in my

impromptu game of basketball in my

impromptu game of basketball in my mid-20s with some friends that game was

mid-20s with some friends that game was

mid-20s with some friends that game was the start of a downward spiral of knee

the start of a downward spiral of knee

the start of a downward spiral of knee injuries that resulted in for Denis

injuries that resulted in for Denis

injuries that resulted in for Denis surgeries all those knee surgeries led

surgeries all those knee surgeries led

surgeries all those knee surgeries led me to believe that this knee injury

me to believe that this knee injury

me to believe that this knee injury business is never-ending well the truth

business is never-ending well the truth

business is never-ending well the truth of the matter is happens and it

of the matter is happens and it

of the matter is happens and it happened to me

at this moment I realize that no matter

at this moment I realize that no matter how healthy or athletic I am at some

how healthy or athletic I am at some

how healthy or athletic I am at some point in time via playing sports being

point in time via playing sports being

point in time via playing sports being active or just naturally aging my knees

active or just naturally aging my knees

active or just naturally aging my knees your knees our knees will begin to

your knees our knees will begin to

your knees our knees will begin to slowly deteriorate the unfortunate truth

slowly deteriorate the unfortunate truth

slowly deteriorate the unfortunate truth is that over time we all will be faced

is that over time we all will be faced

is that over time we all will be faced with some knee problems as we age

with some knee problems as we age

with some knee problems as we age according to the National Institutes of

according to the National Institutes of

according to the National Institutes of Health by the year 2030 nearly 65

Health by the year 2030 nearly 65

Health by the year 2030 nearly 65 millions of Americans will suffer from

millions of Americans will suffer from

millions of Americans will suffer from some knee problems affiliated with

some knee problems affiliated with

some knee problems affiliated with osteoarthritis commonly known as oay

osteoarthritis commonly known as oay

osteoarthritis commonly known as oay furthermore every year approximately

furthermore every year approximately

furthermore every year approximately 700,000 Americans undergo knee

700,000 Americans undergo knee

700,000 Americans undergo knee replacement surgeries chances are you or

replacement surgeries chances are you or

replacement surgeries chances are you or someone you know will have to deal with

someone you know will have to deal with

someone you know will have to deal with the chronic pain and inflammation

the chronic pain and inflammation

the chronic pain and inflammation affiliated with the knee injury or knee

affiliated with the knee injury or knee

affiliated with the knee injury or knee surgery and knee surgeries are about so

surgery and knee surgeries are about so

surgery and knee surgeries are about so much more than the actual surgeries

much more than the actual surgeries

much more than the actual surgeries themselves in my case I didn’t realize

themselves in my case I didn’t realize

themselves in my case I didn’t realize the amount of pain and downtime

the amount of pain and downtime

the amount of pain and downtime affiliated with the recovery I also

affiliated with the recovery I also

affiliated with the recovery I also didn’t realize the simple things we take

didn’t realize the simple things we take

didn’t realize the simple things we take for granted by hopping to the bathroom

for granted by hopping to the bathroom

for granted by hopping to the bathroom or asking someone to assist you with

or asking someone to assist you with

or asking someone to assist you with your hopping to the bathroom

eventually my scientific curiosity led

eventually my scientific curiosity led me to question what technologies if any

me to question what technologies if any

me to question what technologies if any were on the market given this curiosity

were on the market given this curiosity

were on the market given this curiosity I decided to ask my resident orthopedic

I decided to ask my resident orthopedic

I decided to ask my resident orthopedic surgeon if he would allow me to watch

surgeon if he would allow me to watch

surgeon if he would allow me to watch him perform a knee replacement

him perform a knee replacement

him perform a knee replacement surgery well as you can imagine my

surgery well as you can imagine my

surgery well as you can imagine my perception on how knee surgeries were

perception on how knee surgeries were

perception on how knee surgeries were perform

perform

perform changed drastically after viewing the

changed drastically after viewing the

changed drastically after viewing the surgery I realized two things one the

surgery I realized two things one the

surgery I realized two things one the human body is physically indispensable

human body is physically indispensable

human body is physically indispensable in to knee replacements are one size

in to knee replacements are one size

in to knee replacements are one size fits all and the current technology sure

fits all and the current technology sure

fits all and the current technology sure treats them like they are I noticed it

treats them like they are I noticed it

treats them like they are I noticed it didn’t matter if you had a small medium

didn’t matter if you had a small medium

didn’t matter if you had a small medium or large knee it was simply about what

or large knee it was simply about what

or large knee it was simply about what is available and making it fit no matter

is available and making it fit no matter

is available and making it fit no matter what I began investigating the current

what I began investigating the current

what I began investigating the current technologies to see how they worked I

technologies to see how they worked I

technologies to see how they worked I learnt the first component in the

learnt the first component in the

learnt the first component in the technology is something called a

technology is something called a

technology is something called a synthetic scaffold that is used as a

synthetic scaffold that is used as a

synthetic scaffold that is used as a mold to help tissue grow a tissue

mold to help tissue grow a tissue

mold to help tissue grow a tissue scaffold is comparable to the metal

scaffold is comparable to the metal

scaffold is comparable to the metal building scaffold you see while walking

building scaffold you see while walking

building scaffold you see while walking in a busy downtown area the scaffold is

in a busy downtown area the scaffold is

in a busy downtown area the scaffold is there to hold the building up while new

there to hold the building up while new

there to hold the building up while new materials are added to help repair the

materials are added to help repair the

materials are added to help repair the building after all the components are

building after all the components are

building after all the components are added the scaffold is then removed and

added the scaffold is then removed and

added the scaffold is then removed and the building is complete scaffolds are

the building is complete scaffolds are

the building is complete scaffolds are used in tissue engineering as well and

used in tissue engineering as well and

used in tissue engineering as well and they consist of things such as hydrogels

they consist of things such as hydrogels

they consist of things such as hydrogels and three-dimensional fibres but instead

and three-dimensional fibres but instead

and three-dimensional fibres but instead of using metal and drywall like in

of using metal and drywall like in

of using metal and drywall like in building scaffolds we use cells and

building scaffolds we use cells and

building scaffolds we use cells and biological entities such as proteins and

biological entities such as proteins and

biological entities such as proteins and growth factors this process helps helps

growth factors this process helps helps

growth factors this process helps helps expedite tissue growth and formation

expedite tissue growth and formation

expedite tissue growth and formation resulting in newly formed tissue such as

resulting in newly formed tissue such as

resulting in newly formed tissue such as bone and cartilage see cartilage it

bone and cartilage see cartilage it

bone and cartilage see cartilage it doesn’t regenerate itself

doesn’t regenerate itself

doesn’t regenerate itself once it’s injured it is irreplaceable

once it’s injured it is irreplaceable

once it’s injured it is irreplaceable cartilage is a dense material that

cartilage is a dense material that

cartilage is a dense material that doesn’t have blood vessels flowing

doesn’t have blood vessels flowing

doesn’t have blood vessels flowing through it making it a little more

through it making it a little more

through it making it a little more problematic to work with for knee

problematic to work with for knee

problematic to work with for knee injuries the current treatments include

injuries the current treatments include

injuries the current treatments include scaffolds such as injectable gels that

scaffolds such as injectable gels that

scaffolds such as injectable gels that are used to stabilize and support the

are used to stabilize and support the

are used to stabilize and support the knee these commercially available

knee these commercially available

knee these commercially available injectable gels are used to replace the

injectable gels are used to replace the

injectable gels are used to replace the naturally occurring lubricant found in

naturally occurring lubricant found in

naturally occurring lubricant found in the knee acting as a shock absorber to

the knee acting as a shock absorber to

the knee acting as a shock absorber to prevent bone-on-bone contact

unfortunately these materials act as a

unfortunately these materials act as a band-aid

after three to six months and another

after three to six months and another injection is needed because of this

injection is needed because of this

injection is needed because of this band-aid however during this time your

band-aid however during this time your

band-aid however during this time your cartilage is not being regenerated nor

cartilage is not being regenerated nor

cartilage is not being regenerated nor is any healing occurring contrary to

is any healing occurring contrary to

is any healing occurring contrary to knee injuries for knee replacement

knee injuries for knee replacement

knee injuries for knee replacement surgeries there’s a shelf life of around

surgeries there’s a shelf life of around

surgeries there’s a shelf life of around 18 years but again still no healing

18 years but again still no healing

18 years but again still no healing occurs or cartilage is being regenerated

to date there is nothing available to

to date there is nothing available to regenerate cartilage but what if there

regenerate cartilage but what if there

regenerate cartilage but what if there could be a product that would improve

could be a product that would improve

could be a product that would improve the current technology begin to

the current technology begin to

the current technology begin to regenerate your cartilage and start to

regenerate your cartilage and start to

regenerate your cartilage and start to heal your knee from the inside out

heal your knee from the inside out

heal your knee from the inside out before the damage escalates after all

before the damage escalates after all

before the damage escalates after all everyone wants to be healthy forever so

everyone wants to be healthy forever so

everyone wants to be healthy forever so what if I could what if I could even

what if I could what if I could even

what if I could what if I could even invent a preventative therapy to help

invent a preventative therapy to help

invent a preventative therapy to help those of us at the cusp of getting older

those of us at the cusp of getting older

those of us at the cusp of getting older this challenge intrigued me and forced

this challenge intrigued me and forced

this challenge intrigued me and forced me to make this my life’s mission to

me to make this my life’s mission to

me to make this my life’s mission to solve this daunting task what my

solve this daunting task what my

solve this daunting task what my research lab

research lab

research lab développé is an innovative injectable

développé is an innovative injectable

développé is an innovative injectable gel that shows promise in providing a

gel that shows promise in providing a

gel that shows promise in providing a non-invasive way to regenerate knee

non-invasive way to regenerate knee

non-invasive way to regenerate knee cartilage more importantly this product

cartilage more importantly this product

cartilage more importantly this product will provide millions of Americans with

will provide millions of Americans with

will provide millions of Americans with relief an improvement of knee pain as

relief an improvement of knee pain as

relief an improvement of knee pain as they continue to age especially for

they continue to age especially for

they continue to age especially for those athletes runners and my adrenaline

those athletes runners and my adrenaline

those athletes runners and my adrenaline junkies so how does it how did I come up

junkies so how does it how did I come up

junkies so how does it how did I come up with this idea by simply taking a look

with this idea by simply taking a look

with this idea by simply taking a look from a different lens I was able to come

from a different lens I was able to come

from a different lens I was able to come up with a clever approach to help people

up with a clever approach to help people

up with a clever approach to help people with the knee injuries I wanted to blow

with the knee injuries I wanted to blow

with the knee injuries I wanted to blow the roof off that the traditional

the roof off that the traditional

the roof off that the traditional therapies but more importantly I wanted

therapies but more importantly I wanted

therapies but more importantly I wanted to break into this field but something

to break into this field but something

to break into this field but something different and unique on how we go about

different and unique on how we go about

different and unique on how we go about treating knee injuries one thing that

treating knee injuries one thing that

treating knee injuries one thing that stood out to me was how the current

stood out to me was how the current

stood out to me was how the current treatments for new therapies are

treatments for new therapies are

treatments for new therapies are performed and how they differ from

performed and how they differ from

performed and how they differ from cancer treatments sadly enough cancer is

cancer treatments sadly enough cancer is

cancer treatments sadly enough cancer is a disease that’s constantly changing and

a disease that’s constantly changing and

a disease that’s constantly changing and evolving always masking itself causing

evolving always masking itself causing

evolving always masking itself causing researchers to always figure out a way

researchers to always figure out a way

researchers to always figure out a way to demolish cancer cancer treatments

to demolish cancer cancer treatments

to demolish cancer cancer treatments unlike knee treatments have started

unlike knee treatments have started

unlike knee treatments have started moving into a more personalized area

moving into a more personalized area

moving into a more personalized area where they can focus on one specific

where they can focus on one specific

where they can focus on one specific tumor and demolish it from the inside

tumor and demolish it from the inside

tumor and demolish it from the inside out providing a localized targeted

out providing a localized targeted

out providing a localized targeted therapy

unfortunately the field of orthopaedics

unfortunately the field of orthopaedics has not moved into the area of

has not moved into the area of

has not moved into the area of personalized knee or joint but prepare

personalized knee or joint but prepare

personalized knee or joint but prepare but what if we can start to take a look

but what if we can start to take a look

but what if we can start to take a look at each specific need effect and

at each specific need effect and

at each specific need effect and determining the severity of it is there

determining the severity of it is there

determining the severity of it is there a way to go about looking at each

a way to go about looking at each

a way to go about looking at each specific need of it defense

specific need of it defense

specific need of it defense and determine how long a patient has

and determine how long a patient has

and determine how long a patient has until their knee completely fails what

until their knee completely fails what

until their knee completely fails what my research lab has developed is an

my research lab has developed is an

my research lab has developed is an innovative way to solve this problem by

innovative way to solve this problem by

innovative way to solve this problem by creating a scaffold that is an

creating a scaffold that is an

creating a scaffold that is an injectable gel and contains the natural

injectable gel and contains the natural

injectable gel and contains the natural lubricant found in the knee

lubricant found in the knee

lubricant found in the knee in addition to adding therapeutic

in addition to adding therapeutic

in addition to adding therapeutic molecules these therapeutic molecules in

molecules these therapeutic molecules in

molecules these therapeutic molecules in conjunction with our gel provide a way

conjunction with our gel provide a way

conjunction with our gel provide a way that we can look at each specific need

that we can look at each specific need

that we can look at each specific need affect and treat it by controlling the

affect and treat it by controlling the

affect and treat it by controlling the cell health and viability ensuring that

cell health and viability ensuring that

cell health and viability ensuring that we can recreate those intricate

we can recreate those intricate

we can recreate those intricate structures in cartilage now I’m not

structures in cartilage now I’m not

structures in cartilage now I’m not talking about rocket science but

talking about rocket science but

talking about rocket science but biomedical engineering which is even

biomedical engineering which is even

biomedical engineering which is even cooler and it allows us to do things

cooler and it allows us to do things

cooler and it allows us to do things like 3d printing 3d printing has become

like 3d printing 3d printing has become

like 3d printing 3d printing has become a hot commodity that allows us to make

a hot commodity that allows us to make

a hot commodity that allows us to make anything we want using plastics but more

anything we want using plastics but more

anything we want using plastics but more recently we’ve started using selves and

recently we’ve started using selves and

recently we’ve started using selves and hydrogels to make new tissue using

hydrogels to make new tissue using

hydrogels to make new tissue using chemical design synthesis analysis and

chemical design synthesis analysis and

chemical design synthesis analysis and 3d bioprinting where we can 3d print

3d bioprinting where we can 3d print

3d bioprinting where we can 3d print cells inside of gels to make intricate

cells inside of gels to make intricate

cells inside of gels to make intricate structures that mirror cartilage but

structures that mirror cartilage but

structures that mirror cartilage but also placing these 3d printed gels and

also placing these 3d printed gels and

also placing these 3d printed gels and cells into a low oxygen or hypoxic

cells into a low oxygen or hypoxic

cells into a low oxygen or hypoxic chamber that simulate these knee issues

chamber that simulate these knee issues

chamber that simulate these knee issues or conditions and diseases of the knee

or conditions and diseases of the knee

or conditions and diseases of the knee so how does it work

at the onset of a knee injury low oxygen

at the onset of a knee injury low oxygen levels occur in the knee this low oxygen

levels occur in the knee this low oxygen

levels occur in the knee this low oxygen environment doesn’t allow the cells to

environment doesn’t allow the cells to

environment doesn’t allow the cells to create the molecules that are essential

create the molecules that are essential

create the molecules that are essential the mechanical stability decreases Wow

the mechanical stability decreases Wow

the mechanical stability decreases Wow the inflammation and pain

the inflammation and pain

the inflammation and pain probe the proteins affiliated with

probe the proteins affiliated with

probe the proteins affiliated with information and playing increase this

information and playing increase this

information and playing increase this low oxygen or hypoxic environment also

low oxygen or hypoxic environment also

low oxygen or hypoxic environment also cultivates toxic free radicals I’ve

cultivates toxic free radicals I’ve

cultivates toxic free radicals I’ve demonstrated in my research lab that we

demonstrated in my research lab that we

demonstrated in my research lab that we can increase the amounts of collagen

can increase the amounts of collagen

can increase the amounts of collagen glucosamine and DA DNA using our gels

glucosamine and DA DNA using our gels

glucosamine and DA DNA using our gels but to improve this technology we begun

but to improve this technology we begun

but to improve this technology we begun incorporating therapeutic molecules to

incorporating therapeutic molecules to

incorporating therapeutic molecules to provide a cell protective scaffold the

provide a cell protective scaffold the

provide a cell protective scaffold the mechanism for how our therapeutic

mechanism for how our therapeutic

mechanism for how our therapeutic molecules work are essentially by

molecules work are essentially by

molecules work are essentially by exploiting the chemical properties of

exploiting the chemical properties of

exploiting the chemical properties of the therapeutic molecules that allow us

the therapeutic molecules that allow us

the therapeutic molecules that allow us to capture those toxic free radicals the

to capture those toxic free radicals the

to capture those toxic free radicals the results show us that we increase the

results show us that we increase the

results show us that we increase the number of collagen glucosamine and DNA

number of collagen glucosamine and DNA

number of collagen glucosamine and DNA but ultimately we decrease the amounts

but ultimately we decrease the amounts

but ultimately we decrease the amounts of inflammatory proteins this

of inflammatory proteins this

of inflammatory proteins this cutting-edge therapeutic technology has

cutting-edge therapeutic technology has

cutting-edge therapeutic technology has allowed me to create a predictive

allowed me to create a predictive

allowed me to create a predictive analytic model that now can focus on one

analytic model that now can focus on one

analytic model that now can focus on one specific knee injury and begin

specific knee injury and begin

specific knee injury and begin incorporating yourselves that later will

incorporating yourselves that later will

incorporating yourselves that later will successfully regenerate my cartilage

successfully regenerate my cartilage

successfully regenerate my cartilage your cartilage our cartilage the future

your cartilage our cartilage the future

your cartilage our cartilage the future of knee repair is moving towards a

of knee repair is moving towards a

of knee repair is moving towards a personalized regenerative approach and I

personalized regenerative approach and I

personalized regenerative approach and I personally want to help Americans have a

personally want to help Americans have a

personally want to help Americans have a better quality of life with knee

better quality of life with knee

better quality of life with knee problems and osteoarthritis because

problems and osteoarthritis because

problems and osteoarthritis because wouldn’t it be awesome if you could go

wouldn’t it be awesome if you could go

wouldn’t it be awesome if you could go into the doctor and discuss a

into the doctor and discuss a

into the doctor and discuss a personalized plan regarding improving

personalized plan regarding improving

personalized plan regarding improving your knee pain and eliminating you

your knee pain and eliminating you

your knee pain and eliminating you from having surgery thanks to this

from having surgery thanks to this

from having surgery thanks to this preventative technology a well balanced

preventative technology a well balanced

preventative technology a well balanced life and a new knee will help me you and

life and a new knee will help me you and

life and a new knee will help me you and others feel fit fine and fabulous at the

others feel fit fine and fabulous at the

others feel fit fine and fabulous at the age of 41 thank you

age of 41 thank you

age of 41 thank you [Applause]

[Applause]

[Applause] [Music]

[Music]

[Music] [Applause]

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[Music]

[Music] [Applause]

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[Music] you

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