Robert L. Martin, PhD, is a former a faculty member at San Diego State University and has dispensed hearing aids privately for the past 40 years. As an expert in audiology and hearing aids, Dr. Martin has helped over 10,000 patients and published numerous research papers in many world-known journals.
Mar. 19, 2014

Fitting Hearing Aids for the Bowling Alley: A Triumph for Trial and Error

Bob Martin
Manufacturers build a lot of “help” for us into their hearing aid fitting software. This includes many suggestions for helping our patients hear in a wide variety of listening conditions. But sometimes, you can find a better fitting—a really excellent fitting–by doing a little trial-and-error rather than depending on the manufacturer’s suggestions. Many years ago I was trying to help
Mar. 05, 2014

How to Fit Funny-Shaped Ears

Bob Martin
The human ear comes in many different shapes and sizes, some of them highly problematic when you’re trying to fit hearing aids on them. Because patients cannot see deep inside their ears, they are unaware if their ears have some peculiarity. As a result, they are not sympathetic with the inherent problem facing the audiologist who is trying to help
Feb. 19, 2014

Make Patients Feel the Joy of Hearing Better

Bob Martin
Humans are funny creatures. We have a great capacity for logical thought and reasoning, but much of the time we fall back on our primeval emotions: caution, fear, and anxiety. It is easy for us to “think” about something that is good for us – an exercise or diet plan comes to mind, but it is often difficult for us
Feb. 11, 2014

Setting a Real-Ear Target for Hearing in High-Level Background Noise

Bob Martin
A few years ago audiologists spent a lot of time arguing about which real-ear target was best. Now, we don’t usually discuss targets any more, as most of us rely on the manufacturer’s software to give us an estimate of the sound produced by the hearing aid. (We recognize that this is a mistake, but we do it anyway.) We
Jan. 15, 2014

Address “incipient feedback” before it grows into “a monster”

Bob Martin
Everyone who works with hearing aids or wears a hearing aid is familiar with feedback. It’s that nasty screech you get when you put your hand up to your ear or when a friend gives you a warm hug. Hearing aid practitioners spend a lot of time dealing with feedback. Today, I want to discuss the “seeds” of feedback, a
Jan. 01, 2014

How to Help Your Patients Hear Even When the Noise Level is High

Bob Martin
When I’m talking with my patients, I like to compare eyeglasses and hearing aids. They are familiar with bifocals and understand how they work for different viewing situations: the upper lens is for distance, the lower lens for close-up work. Similarly, hearing aids have multiple programs that are adjusted for specific listening situations. The first program, often called the default
Dec. 11, 2013

Do the Hearing Aids You Fit Sound Clear?

Bob Martin
Every year, hearing aids become more complicated, as the number of bands and automatic features increases. Despite that, these new and improved instruments are “easy to program” and “reports on them from early sales are astonishing” – or so we are told by the sales staff for the manufacturers. In fact, when we order a set of new hearing aids,
Nov. 27, 2013

As patients’ hearing thresholds rise, what percentage of speech cues do they miss?

Bob Martin
  Every hearing care professional understands that people’s ability to understand words deteriorates markedly as their hearing threshold increases. When patients can hear sounds near 0 dB, you expect them to have perfect unaided word understanding ability. But when a patient has a flat 80-dB sensorineural hearing loss, you do not expect him or her to understand words very well
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Nov. 13, 2013

“I can hear, but I can’t understand the words”

Bob Martin
If you listed the most common problems that your hearing aid patients complain of when they return to your office, number one on the list would be, “I can hear, but I can’t understand the words.” Or, to put it differently, “The hearing aids are giving me more sound, but this sound does not help me distinguish the words people
Oct. 30, 2013

Use the window of hearing to help patients with poor hearing

Bob Martin
If you are looking for a simple, bare-bones definition of audiology, here it is: Audiology is the profession that figures out and fixes difficult hearing problems. People come to us and say, “I can’t hear…” and complete their sentence with phrases like “…my wife, the TV, my grandchildren, what people are saying when I’m in a group.” The remediation of