Acrylic Cement Dispenser, Bone Cement Applicator, Bone Cement Injector, Orthopedic Cement Gun, Bone Cement Delivery System
Dispensador de cemento acrílico, Aplicador de cemento óseo, Inyector de cemento óseo, Pistola de cemento ortopédico, Sistema de administración de cemento óseo
The bone cement gun, also known as an acrylic cement dispenser or bone cement applicator, is a medical device used in orthopedic surgery to deliver bone cement into the body during procedures like total hip arthroplasty (hip replacement) and total knee arthroplasty (knee replacement). Bone cement is typically a polymer material called polymethylmethacrylate (PMMA) that is used to fix prosthetic implants to the patient's bone.
Here are some key points of bone cement guns:
Purpose: Bone cement guns are used to precisely and evenly dispense bone cement into the bone cavity, ensuring a secure and stable attachment of prosthetic implants to the patient's natural bone.
Components: A typical bone cement gun consists of a handle, a trigger mechanism, and a nozzle or tip. The bone cement is loaded into a cartridge or syringe, which is attached to the gun.
Operation: The surgeon uses the bone cement gun to control the flow and pressure of the bone cement as it is injected into the prepared bone cavity. The trigger is squeezed to dispense the cement, and the nozzle allows for accurate placement.
Accuracy: These devices are designed to provide precise control over the delivery of bone cement, ensuring that it is distributed evenly and that there are no gaps or voids that could compromise the implant's stability.
Safety: Bone cement guns often include safety features to prevent unintentional cement release and to minimize the risk of air embolisms or other complications during surgery.
Types: There are various types and brands of bone cement guns available, and the specific model used can vary depending on the surgeon's preference and the surgical technique being employed.
Cleaning and Sterilization: Bone cement guns must be thoroughly cleaned and sterilized between uses to prevent infection and ensure patient safety.
Advantages: Using a bone cement gun can make the cementing process more efficient, reduce the risk of contamination, and improve the overall outcome of joint replacement surgeries.
It's important to note that while bone cement is a widely used and effective method for securing prosthetic implants, there have been ongoing advancements in joint replacement techniques and materials. Surgeons may use a combination of cemented and uncemented (press-fit) components in certain cases, depending on the patient's needs and the surgeon's judgment.
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