3 causes of loose dental implants: Signs and solutions

Lạc Việt Intech
21/10/2026
Loose dental implants can occur due to incorrect implantation or improper post-implantation care. When encountering this situation, you need to go to the dentist to fix it immediately, otherwise it can lead to dangerous complications such as infection, gum ulcers, jaw bone loss... Follow the following article to know the causes, signs and effective treatment in the above case!

1. Implant teeth are loose due to loose or broken screws connecting the Abutment and Implant

If the screw connecting the Abutment and the Implant is loose or broken, you may notice some unusual signs. dental implants shaking, like chewing, difficulty chewing; feeling rough, rough, uncomfortable; Loose teeth make it difficult to crush food.

The cause of this condition is usually due to rotational chewing force loosening the screw over time or too strong chewing force causing the screw to break. The best solution is for you to quickly go directly to the dental clinic for the doctor to handle.

In case the dental implant is loose due to loose screws, the doctor will tighten it. However, if this condition recurs, the cause may be related to the bite or incorrect implant orientation. You need to periodically check and tighten the screws or the doctor will adjust your bite. 

In case of broken screw, the doctor will replace the screw with a new one and make a new porcelain crown. If the excess part of the broken screw cannot be removed, the doctor will be forced to remove the old implant and replant a new implant.

Lỏng vít kết nối giữa abutment và trụ Implant gây suy giảm chức năng ăn nhai

Loose screw connection between abutment and implant causes impaired chewing function

Tình trạng răng Implant bị lung lay do gãy vít nối Abutment và Implant có thể dẫn đến tháo bỏ và thay trụ mới

Implant teeth are loose due to broken screws connecting the Abutment and Implant, which can lead to removal and replacement of new posts.

>>> If you are worriedIs the implant swollen?no, find out immediately to know the cause, level of swelling and how to effectively reduce swelling after implantation.

2. Implant teeth are loose due to broken roots or loss of bone integration

A loose dental implant root will cause more serious complications such as dull pain, throbbing pain in the implant area, pus, inflammation or bleeding may appear around the implant. 

There are 2 main causes of implant looseness:

  • Loss of bone integration:This condition occurs when the Implant does not adhere tightly to the jawbone, which may be related to poor Implant quality, poor metallurgical process or due to the impact of bacteria.
  • Implant neck breakage:This condition occurs due to poor Implant quality or too strong chewing force. Implant neck fractures are often difficult to detect on X-rays, but you can see signs ofImplant bone lossin the ulnar neck area.

If you experience the above signs, you need to go to the dentist immediately for a doctor to check and handle promptly. In the case of a severe dental implant such as graft rejection, the doctor needs to scrape out the surrounding inflammatory tissue, at the same time remove the old post and insert a new implant.

Trụ Implant bị gãy gây ra nhiều biến chứng nghiêm trọng, cô chú/anh chị cần đến nha khoa ngay lập tức

A broken implant causes many serious complications, you need to go to the dentist immediately

Tình trạng trụ Implant bị mất tích hợp xương dễ dẫn tới đào thải trụ, mất thêm nhiều thời gian và chi phí điều trị

The condition of the implant post losing bone integration can easily lead to post rejection, taking more time and treatment costs

3. Implant teeth are loose due to loose connection between porcelain teeth and restoration posts

Currently, there are two popular ways to connect porcelain teeth and restoration posts: using medical cement or using screws. Loose implant teeth can also be caused by loosening these bonds:

  • Loose cement:The main cause is usually due to the restoration post being too short, poor cement quality or the implant being placed in the wrong direction. In this case, the doctor will re-cement, adjust the bite or replace the restoration.
  • Loose screw (multi-unit or screw):Screw connections often have a higher risk of loosening. This occurs due to the need to use two screws (one to attach to the abutment, one to attach to the porcelain tooth), the short screw size, and the small screw support area. In this case, the doctor will check and re-tighten the screw or replace a new one if necessary to ensure the denture is stable.

To limit the above conditions, you should chooseDCT Personalized Implant Solution. This solution provides restoration posts and porcelain crowns that are individually designed according to each person's anatomical structure, while applying modern technology to help determine the correct direction and direction of implant placement, minimizing invasiveness and preventing abutment misalignment.

Lỏng kết nối giữa trụ phục hình và mão sứ cũng là nguyên nhân khiến răng Implant bị lung lay

Loose connection between the restoration post and ceramic crown is also the cause of loose implant teeth

The cause of loose implant teeth can come from all 3 parts. Therefore, to ensure safe and sustainable implant planting, you should choose a reputable dental facility, import quality dental implant materials, apply many modern technologies to the process and own a team of highly qualified and experienced doctors.

4. 3 frequently asked questions about loose dental implants

A loose dental implant can warn of many serious problems. You should note the following to quickly detect and handle:

5.1. What are the signs of a loose dental implant?

If there are some of the following signs, there is a high possibility that you are experiencing a loose implant:

  • Feeling that the denture is unstable and misaligned when touched.
  • Pain, feeling of tightness, discomfort at the implant site.
  • Difficulty chewing, the tooth may fall out.
  • Swelling, redness, bleeding, yellow pus, ulcers around the gums Implant.
  • Bad breath due to food stagnation in the gum gaps, causing infection.

Dấu hiệu răng Implant bị lung lay thường rất rõ ràng, dễ phát hiện

Signs of loose Implant teeth are often very clear and easy to detect

If you feel pain when inserting the Implant, it may be one of the temporary symptoms after implantation. However, to understand the causes and how to handle them, you can refer to more information in the article "Painful implant placement" for detailed answers.

5.2. Is a loose dental implant dangerous?

A loose dental implant is a serious condition and can be dangerous if not treated promptly.Implants must integrate tightly with the jawbone to replace lost tooth roots, ensuring stability when chewing. Therefore, if a loose dental implant occurs, you need to go to the dentist immediately to prevent serious developments such as acute infection, pillar rejection...

Cô chú/anh chị cần đến nha khoa khám ngay nếu phát hiện răng Implant bị lung lay

You need to go to the dentist immediately if you discover that the implant is loose

5.3. What is the way to prevent dental implants from loosening?

About 2 to 6 months after implant placement, you need to pay attention to the following issues for the implant to integrate well and use for a long time:

  • Proper oral hygiene:You should use a soft bristle brush or dental floss to gently clean around the area where the implant has just been placed. Absolutely do not use salt water or mouthwash without special instructions from your doctor because it can wash away blood clots, cause irritation and slow healing.
  • Avoid eating foods that are too hard or chewy:About 2 - 3 months after implantation, you should eat soft, easy-to-swallow foods to avoid putting too much pressure on the Implant, reducing the risk of loosening, breaking the screw or breaking the post.
  • Periodic examination:You need to have regular check-ups so that the doctor can monitor and early detect problems surrounding the Implant, thereby providing timely treatment.
  • Choose a reputable dental address:Aunts, uncles/brothers and sisters posted concerns "Where do dental implants cost?"You should choose dental facilities that meet all 3 criteria: good doctor skills, application of high technology and use of genuine and safe materials.

Also, check out these tipsTeeth care after implant placementshared by the team of experts at Lac Viet Intech Dental to increase the success rate of implants.

Cô chú/anh chị cần tuân thủ các chỉ định của bác sĩ sau cấy ghép Implant để đảm bảo Implant tích hợp thành công

You need to follow the doctor's instructions after implant placement to ensure successful implant integration

Thus, the condition ofloose teethcan occur due to 4 main reasons: the connecting screw between the Abutment and the Implant is loose, broken, the Implant post is broken or the jawbone is lost. You need to carefully monitor, follow the doctor's instructions and periodically re-examine to promptly detect abnormalities and quickly handle them.

If you need more information and advice on comprehensive dental examination services or a painless, safe, sustainable, aesthetic and convenient to use Implant solution at Lac Viet Intech Dental Clinic, please contact us by the following methods for early support. Best:

  • Website: https://lacvietdental.vn/
  • Fanpage: https://www.facebook.com/Implant.Lacviet
  • Hotline:0866.38.0033
  • Hanoi Address:
    • Dong Da Headquarters, Hanoi: 168 Lang Street, Dong Da, Hanoi
    • Hai Ba Headquarters Trung, Hanoi: 426 Minh Khai, Hai Ba Trung, Hanoi
    • Hai Ba Trung Headquarters, Hanoi: 91 Hue Street, Hai Ba Trung, Hanoi
    • Cau Giay Headquarters, Hanoi: 27 Nguyen Van Huyen, Cau Giay, Hanoi
  • Nghe An Address:24 Cao Thang, Hong Son Ward, Vinh City, Nghe An
  • Hai Address Room:107 To Hieu, Le Chan, Hai Phong City 

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