Lemirande History of Healthcare

  • Period: 4000 BCE to 3000 BCE

    Early Beginings

  • 3900 BCE

    Disease's Caused by?

    Evil spirits
  • 3600 BCE

    Treatments for sick?

    Prayer, exorcisms, blood letting,
  • 3100 BCE

    Medicines used today

    -Digitalis (heart medicine)
    -quinine (fevers, muscle spasms, malaria)
    -Belladonna (muscle spasm, GI pain)
    -Morphine (pain)
  • Period: 2999 BCE to 399

    Ancient Times

  • 2900 BCE

    Ancient Egyptians

    -Very accurate health records
    -Physicians were mostly priests
    -Healed by gods, medicines for disease, splinting fractures, bloodletting with leeches
  • 1900 BCE

    Ancient Chinese

    -Created acupuncture
    -Treated variety of illness and disease with stone tools
  • 900 BCE

    Ancient Greeks

    -First to find out that illness was natural, not spiritual
    -Not allowed to dissect bodies
    -Hippocrates (Father of medicine)
    -Knowledge from observations
    -Created oath from ethics that physicians still use today
  • 100

    Ancient Romans

    -Brought in clean water, made sewers, public baths (sanitation)
    -First to organize medical care
    -Sent medical equipment to soldiers
    -Physicians kept rooms in their houses for the ill which led to hospitals
  • Period: 400 to 800

    Dark Age

  • 500

    Stopped Study of Medicine

    -Study of medicine was stopped because the nomads from the north (Huns) believed that life and death was in gods hands
    -Primary treatment was prayer
  • 700

    How do you treat disease?

    -Medicines were herbal mixtures
    -Care for ill was more watching and protecting instead of curing the illness
  • Period: 800 to 1400

    Middle Ages

  • 1100

    Epidemics

    -Epidemics caused millions of deaths
    -Bubonic plague, smallpox, diphtheria, syphilis, tuberculosis were some of them
  • Period: 1350 to

    Renaissance

  • 1450

    Rebirth

    -Universities began to form and build along with new ideas of disease
    -People started to accept dissection (realized it was for good to understand the body
    -Printing press and publishing books began and expanded greater knowledge
  • Period: 1501 to

    16th and 17th Centuries

  • Leonardo da Vinci
    1515

    Leonardo da Vinci

    -studied and recorded the anatomy of the body
  • Gabriele Fallopius
    1550

    Gabriele Fallopius

    -Discovered fallopian tubes of the female anatomy
  • 1563

    Bartolommeo Eustachio

    -Discovered tube leading from ear to throat (Eustachian tube)
  • William Harvey

    William Harvey

    -Described circulation of blood and the pumping heart
  • Antonie von Leeuwenhoek

    -Invented microscope (realized there is life smaller than the eye can see
    -Found bacteria causes tooth decay
  • Apothecaries

    -Engaged in trading in the east for drugs and spices for medicines in pharmacy’s
  • Period: to

    18th Century

  • Benjamin Franklin

    Benjamin Franklin

    -Discovered bifocals
    -Found that colds can be passed on
  • Medical students learning

    -More students became interested in medicine
    -Attended lectures and observed patients bedside
    -Dissected bodies
  • Joseph Priestley

    Joseph Priestley

    -Observed plants refresh air that has lost oxygen (useable for respiration
    -Discovered oxygen
  • Edward Jenner

    Edward Jenner

    -Discovered medicine for smallpox
  • Rene Laennec

    -Invented stethoscope
    -Could hear the heart to see if there was a disease present
  • Period: to

    19th and 20th Centuries

  • Ignaz Semmelweis

    -Discovered cause of childbed fever
    -Realized that after dissecting they were delivering babies and it spread diseases
    -Created handwashing and more cleanliness
  • Florence Nightingale

    -Experience from volunteering in hospitals
    -Dedicated nurse to the wars
    -Helped care for many people dying of cholera
  • Louis Pasteur

    Louis Pasteur

    -Discovered microorganisms existed everywhere
    -Learned that microorganisms cause disease
    -Discovered heating milk prevented the growth of bacteria
    -We still use this method today
    -Created a vaccine for rabies
  • Dmitri Ivanovski

    -Discovered that diseases are created by microorganisms and cannot be seen with a microscope
    -Called viruses
    -Not studied until the electron microscope was invented
    -Some of these “invisible” diseases are Poliomyelitis, Chicken pox, Rabies, German measles, Measles, Herpes zoster, Influenza, Mumps
  • Joseph Lister

    -Used carbolic acid on wounds to kill germs that cause infection
    -First doctor to use antiseptic during surgery (helped prevent infection of incision)
  • Ernst von Bergmann

    -Developed asepsis (sterile condition, free of germs)
    -Less infections during surgeries
  • Robert Koch

    Robert Koch

    -Found many disease causing organisms
    -Developed culture plate method to find pathogens and also bacterium that causes tuberculosis
    -Showed importance of sanitation and cleanliness to prevent disease spread
  • Paul Ehrlich

    -Discovered that medicines only work on specific diseases
    -Did 606 experiments to find a cure for syphilis and on the 606th try he found one that worked
  • Wilhelm Roentgen

    -Discovered X-rays in 1895
    -Discovery allowed doctors to see inside the body and find what was wrong
  • Anesthesia

    -Early doctors used herbs, hashish, alcohol, or even choking a patients to get them unconscious but too many people were dying early in the surgery
    -Later nitrous oxide, ether, and chloroform for dental care was discovered that it could put people in deep sleep
    -This is now known as anesthesia and used today
  • Sir Alexander Fleming

    -Found that penicillin can kill life threatening bacteria
    -Life changing/best discovery in the twentieth century
    -Before penicillin many diseases we could cure today were deadly back then (pneumonia, gonorrhea, and blood poisoning)
  • Gerhard Domagk

    -Found sulfonamide compounds
    -First medications to kill bacteria
  • Jonas Salk

    Jonas Salk

    -Discover that a dead polio virus would cause immunity to poliomyelitis
    -Paralyzed thousands of kids and adults every year
    -Attacked the most active people
  • Albert Sabin

    Albert Sabin

    -Found/used a live polio virus vaccine to make people immune against this deadly disease
    -Still used today to make newborns immune
  • Francis Crick and James Watson

    -Discovered molecular structure of DNA (based on its double helix)
    -Double helix showed how DNA replicates and how hereditary info is coded on it
    -Made molecular biology advance fast
    -Won Nobel Prize in Medicine
  • Christian Bernard

    -Performed first successful heart transplant
  • Ben Carson

    Ben Carson

    -Pioneer in separating Siamese twins and performing hemispherectomies (surgeries on the brain to stop seizures
  • Advancements in Technology

    -Covid 19 nasal spray to reduce covid 19 infection
    -A new 3 minute brain wave test can detect early Alzheimer’s
    -Artificial Intelligence has been more helpful lately for medicines, treatments, and diagnoses
    -CRISPR Gene Editing has become popular to treat genetic orders early on
    -Scientists have discovered that new toxins in Parkinson's disease create new holes in the brain giving us new insights of this disease