If you have pain at the base of your thumb, you may have heard about special injections that doctors can use to help. This article is about a study that compared two different thumb injections to see which one works better for people with thumb arthritis.
Here are three things you should know:
- Both types of injections helped reduce pain in the thumb joint.
- The study found that both injections were safe and worked equally well.
- The pain relief lasted for at least 24 weeks, which is about six months.
Key Findings at a Glance
- Research shows that both ArtiAid Mini and Ostenil Mini injections reduced thumb arthritis pain equally well.
- According to this study, 17 patients with thumb arthritis received treatment between February 2018 and April 2020.
- Studies indicate that pain relief lasted up to 24 weeks after treatment in both groups.
- No significant differences in safety or effectiveness were found between the two injection types.
- Medical evidence shows that grip strength, pinch strength, and range of motion improved in both treatment groups.
In this article
What is thumb arthritis and why does it hurt?
Thumb arthritis is when the joint at the base of your thumb gets worn down and painful. Doctors call this joint the trapeziometacarpal joint. That is a big word, but it simply means the place where your thumb connects to your wrist.
When you have thumb arthritis, simple things like opening a jar or holding a pen can hurt. The pain comes from the bones rubbing together because the soft cushion between them has worn away.
You may be wondering why this matters. Thumb arthritis is very common, especially as people get older. Finding treatments that work and are safe is important for helping people stay active and comfortable.
What did this study find?
According to this study, researchers wanted to compare two types of injections for thumb arthritis. One injection is called ArtiAid Mini. The other is called Ostenil Mini. Both injections contain a gel like substance called hyaluronic acid.
The researchers wanted to know if one injection worked better than the other. They also wanted to make sure both were safe. This type of study is called a non-inferiority trial. That means they wanted to prove that one treatment is at least as good as the other.
Here is where it gets interesting. The study was done in a special way so that neither the doctors nor the patients knew which injection they were getting. This is called a double blind study. It helps make sure the results are fair and accurate.
Who was in this study?
Research shows that 17 people took part in this study. There were 8 men and 9 women. Their ages ranged from 42 years old to 76 years old. The average age was about 60 years old.
The study lasted from February 2018 to April 2020. That is more than two years. All of these people had thumb arthritis that was causing them pain and making it hard to use their hands.
The patients were split into two groups. One group got the ArtiAid Mini injection. The other group got the Ostenil Mini injection. By the end of the study, 8 patients from the ArtiAid group and 8 patients from the Ostenil group finished all the follow up visits.
How do these injections work?
These injections are given directly into the thumb joint. The doctor uses a small needle to put the hyaluronic acid gel into the space where your bones meet. The gel acts like a cushion. It helps the bones glide smoothly instead of rubbing and causing pain.
Think of it like adding oil to a squeaky door hinge. The oil helps the hinge move without friction. In the same way, the hyaluronic acid helps your thumb joint move more easily and with less pain.
Let us look closer. The goal of these injections is not just to reduce pain. They also aim to help you move your thumb better and make it stronger. That way, you can do everyday tasks more comfortably.
What did the results show?
According to medical evidence from this study, both injections worked equally well. The main way the researchers measured success was by asking patients about their pain. They used something called a Visual Analog Scale, or VAS for short. This is a simple way to rate pain from no pain at all to the worst pain imaginable.
Studies indicate that patients in both groups felt less pain after getting the injection. The pain got better at 2 weeks, 4 weeks, 12 weeks, and even 24 weeks after the injection. That means the relief lasted for about six months.
What else improved?
The study also looked at other important things. Researchers checked how far patients could move their thumbs. They measured how strong their grip was. They also measured pinch strength, which is how hard you can pinch something between your thumb and finger.
Research shows that both groups improved in all of these areas. There was no big difference between the ArtiAid group and the Ostenil group. Both injections helped people move their thumbs better and made their hands stronger.
Were there any problems or side effects?
According to this study, both injections were safe. The researchers watched for any bad reactions or side effects. They did not find any major problems in either group.
This is good news. It means that people with thumb arthritis can feel confident that these treatments are not only helpful but also safe to use.
| Measurement | ArtiAid Mini Group | Ostenil Mini Group |
|---|---|---|
| Pain relief at 12 weeks | Improved | Improved |
| Pain relief at 24 weeks | Improved | Improved |
| Range of motion | Improved | Improved |
| Grip and pinch strength | Improved | Improved |
| Safety concerns | None reported | None reported |
About this site
This website is dedicated to helping people like you understand thumb pain and rhizarthrosis, which is another name for thumb arthritis. We take complicated medical studies and explain them in simple, easy to understand language.
Everything we share comes from real published scientific articles. We never make up facts or give opinions without evidence. Our goal is to help you make informed decisions about your health by giving you access to the latest research.
We invite you to explore more articles on this site. You will find information about different treatments, exercises, and ways to manage thumb pain. Knowledge is power, and we are here to help you feel more confident about your care.
Common questions answered
How long does the injection take to work?
According to this study, patients started to feel better as early as 2 weeks after the injection. The pain relief continued to improve and lasted up to 24 weeks, which is about six months.
Do I need more than one injection?
This study looked at the effects of a single injection. The researchers followed patients for 24 weeks to see how long the benefits lasted. Your doctor can help you decide if you need additional injections based on how you respond to treatment.
Are these injections safe for everyone?
Research shows that both ArtiAid Mini and Ostenil Mini were safe in this study. No serious side effects were reported. However, every person is different. You should always talk to your doctor about your specific health situation before getting any treatment.
Which injection is better, ArtiAid or Ostenil?
Studies indicate that both injections worked equally well. There was no significant difference in pain relief, strength, or movement between the two groups. This means either injection can be a good choice for treating thumb arthritis.
What this means for you
If you are struggling with thumb arthritis, this research brings hope. Medical evidence shows that hyaluronic acid injections can reduce pain and help you use your thumb more comfortably.
Both ArtiAid Mini and Ostenil Mini are effective and safe options. The choice between them may come down to what your doctor recommends or what is available in your area.
The important thing is that you have options. You do not have to live with constant pain. Talk to your doctor about whether these injections might be right for you. Together, you can make a plan that helps you get back to doing the things you love.
Important disclaimer
This article is for informational purposes only. It is not medical advice. Always talk to your doctor or healthcare provider before starting any new treatment. Your doctor knows your health history and can give you personalized advice based on your unique situation.
Research source
This article is based on the study by Wang, P. H., Wu, C. H., Ma, C. H., Chiu, Y. C., Wu, P. T., and Jou, I. M. (2023). Comparison of intra-articular injection of ArtiAid(R)-Mini with Ostenil(R)-Mini for trapeziometacarpal osteoarthritis: A double-blind, prospective, randomized, non-inferiority trial. Jt Dis Relat Surg.
You can read the full study here: https://doi.org/10.52312/jdrs.2023.876