INSPIRATION / INVENTION & THE REACH OF CARE
Patricia
Bath
She saw
more to do.
A scientist’s imagination.
A physician’s attention to the person.
Patricia Bath noticed a difference between two clinics that demanded an explanation.
As a young doctor moving between Harlem Hospital and Columbia University, she encountered many more patients with blindness or visual impairment in Harlem. The National Library of Medicine’s account describes how that observation led her to study the disparity and the role of access to eye care.
I find that a revealing place to begin her story. A difference in who gets help can become so familiar that people stop treating it as a question. Bath kept looking.
She would become an inventor, surgeon and educator whose work changed what was possible in eye care. The attention behind those accomplishments matters to me as much as the list. She wanted to understand why people were losing sight and what could be done about it, including before they reached a surgeon.
The right door
should be easier to find.
Bath helped establish community ophthalmology, bringing public health and clinical eye care together for underserved populations. The work included training people to screen for eye conditions in places such as senior centers and daycare programs.
It is an expansive idea of where medicine can begin. A person should not have to arrive at the right specialist’s door before their need becomes visible.
She also helped bring eye surgery to Harlem Hospital, persuading Columbia physicians to operate without charging the patients and assisting herself. The National Library of Medicine records the hospital’s first major eye operation in 1970 as a result of her efforts.
I admire the practical imagination in that response. She could see a gap between knowledge and the people who needed it, then work on the arrangements that kept them apart.
A better tool matters. So does whether the people who need it can benefit. Bath’s career gave both questions a place to live.
1981 / AN IDEA
1988
U.S. Patent
4,744,360
The National Inventors Hall of Fame identifies her invention as laserphaco, a device and technique for cataract removal. She conceived it in 1981 and received her first U.S. patent in 1988. The patent number is 4,744,360. She became the first Black woman physician to receive a medical patent.
Those dates are worth holding together. There are years between conceiving a possibility and securing a patent for the work.
That distance interests me because invention is often remembered at its most compact: a name, a device, a year. The middle contains the sustained effort that makes the short description possible.
Bath’s achievement has enough substance to reward precision. Laserphaco used laser energy in removing the clouded lens of a cataract. A difficult clinical problem became the subject of an original technical contribution.
I admire that combination of imagination and exactness. She could picture something better, then stay with the demanding work of giving the idea a form that could be described, tested and protected.
Room to discover.
The USPTO’s profile of Bath describes the long days of a physician who was also teaching and doing research. Her work in European laboratories, including in Paris and Berlin, gave her dedicated time to pursue laser research away from some of those competing responsibilities.
I appreciate what that detail says about the conditions of discovery. A brilliant mind still needs time in which to think. A difficult experiment needs somewhere to happen.
We can admire persistence more intelligently when we also notice what lets it become productive. Help from a colleague, access to equipment and protected research time can change the possibilities available to a person who already has the ability.
Bath’s story contains determination, certainly. It also contains people and places that helped her keep working. The achievement becomes richer when those relationships remain visible.
Three generations.
More possibilities.
When Bath addressed the Senate Judiciary Committee in April 2019, she chose to speak as a woman inventor. Her testimony called for science and arts education beginning in the earliest school years, with resources to help children’s curiosity grow.
Her daughter and granddaughter were there. That detail gives the occasion a warmth that the words “Senate testimony” do not usually suggest. Three generations were part of the moment.
By then she had achieved an extraordinary amount. She was still concerned with who would have a chance to begin.
I admire that use of experience. A person who has found a difficult path can remember what it cost and make the route more visible to someone else. Recognition becomes an opportunity to direct attention toward talent that has not yet been recognized.
There is generosity in wanting the next person’s possibilities to be larger than your own were. Her argument kept the future populated with actual children who might have something to contribute.
There is a smaller detail in the USPTO account that I would hate to lose among the patents and firsts. Bath’s daughter Eraka remembers her sending family and friends information about safety recalls and health concerns. When she learned something that might protect them, she passed it along.
I like that glimpse of her. Intellectual curiosity appears as an everyday act of care. She had found something useful and wanted people she loved to have it.
It helps me see a continuity in the larger work. Knowledge kept moving toward somebody who could benefit from it.
The Smithsonian’s guide to her papers now describes a record that includes research notes, patents, correspondence, teaching materials and community advocacy. Even the kinds of documents suggest how many forms her work took.
What I admire is the breadth of that attention. She could work on a surgical instrument, an opportunity for a child and a problem affecting a friend without treating care as something separate from intelligence.
Patricia Bath gave her talent a demanding purpose. She kept asking what else it could do for someone.
About Patricia Bath
What did Patricia Bath invent?
Patricia Bath invented laserphaco, a device and technique for cataract removal. Her first U.S. patent, number 4,744,360, was issued in 1988.
What is community ophthalmology?
Community ophthalmology combines public health, community medicine and clinical eye care to reach underserved populations through education, screening and access to care. Patricia Bath helped establish the discipline.
What milestone did her patent represent?
Bath is recognized as the first Black woman physician to receive a medical patent. Her career also included teaching, research and advocacy for broader access to eye care.
Sources: the National Library of Medicine’s biography; the National Inventors Hall of Fame’s invention record; Miriam Wolff’s USPTO profile, including Eraka Bath’s recollections; Patricia Bath’s April 2019 Senate testimony; the Smithsonian’s guide to her papers.
Written by Rob Urban. For more of his writing, perspective and consulting, meet Rob.