FDA Certified Steel Thoracotomy Instruments Straight Debakey Forceps for Thoracoscopy

1 Introduction:
If you are looking for minimally invasive surgery medical instruments with good quality, competitive price and reliable service. Wanhe medcal is manufaturing these for you. We provide general and professional laparoscopic instruments with CE, FDA approved.

2 Specifications
1 Adopt optimum quality stainless steel material
2 Corrosion resistant
3 Tough construction
4 Light weight and easy operation

For more photos and details please contact me:
Company Name: Tonglu Wanhe Medical Instruments Co., Ltd.
Sales: Sue


FAQ

What materials are used to make laparoscopic surgical instruments?

There are many types of materials used to make laparoscopic surgical instruments, mainly the following:

Stainless steel: This is one of the most common materials and is used to make many key components of laparoscopic surgical instruments, such as blades, forceps heads, forceps rods, etc. For example, the German Storz needle holder 26173KL product uses stainless steel, and endoscope clip applicators and clip removers are also usually made of stainless steel.

Silicone rubber: This material is often used to make some parts that need to be soft or elastic, such as some types of needle holders.

Ceramics and plastics: These materials may be used to make some specific instrument parts to improve their durability and functionality. For example, the AdTec® bipolar laparoscope is made of ceramic, steel and plastic materials.

High-strength medical polymer materials: This material is used to make some disposable instruments, such as punctures, because it has good rigidity and the ability to withstand external forces.

Polyurethane casting and sheet metal processing: These technologies are used to make minimally invasive surgical instruments, providing a variety of manufacturing options.

Medical tarpaulin: This material is used to make surgical instrument bags for wrapping and protecting surgical instruments.

In summary, laparoscopic surgical instruments are made of a variety of materials, and choosing the right material is crucial to ensure the performance and safety of the instruments.

What are the specific applications and advantages of stainless steel in laparoscopic surgical instruments?

The specific application of stainless steel in laparoscopic surgical instruments is mainly reflected in the choice of its material. Stainless steel is widely used in the manufacture of laparoscopic surgical instruments due to its excellent physical and chemical properties, such as high temperature resistance, high pressure resistance, corrosion resistance and other characteristics. These instruments include but are not limited to scissors, staplers, suction tubes, forceps, etc., which are used for cutting, suturing, traction clamping and other operations during surgery.

The advantage of stainless steel lies in its excellent durability and rust resistance, which enables laparoscopic surgical instruments to maintain stability and reliability in harsh medical environments. In addition, the use of stainless steel materials can also help extend the service life of the instrument and reduce the frequency of replacement, thereby reducing medical costs. Stainless steel also has good tensile strength and toughness, which is very important for surgical instruments that require delicate operations.

The role of silicone rubber in the manufacture of laparoscopic surgical instruments and its impact on instrument performance
Silicone rubber plays an important role in the manufacture of laparoscopic surgical instruments, and its influence on the performance of instruments is mainly reflected in the following aspects:

Biocompatibility: Medical silicone rubber has good biocompatibility and can effectively reduce tissue irritation and allergic reactions. This makes silicone rubber an ideal material for manufacturing disposable laparoscopic drainage tubes and other instruments.

Mechanical properties: Silicone rubber has high tear resistance and high tensile strength, which makes it difficult to break when removing the tube, thereby improving the reliability and safety of the instrument. In addition, the high transparency of silicone rubber also allows doctors to clearly observe the condition of the catheter tip, reducing the risk of damaging the mucosa.

Chemical stability: Liquid silicone rubber has good chemical stability, which makes it widely used in the field of medical treatment and medical devices. However, improving its mechanical strength, antibacterial properties, chemical stability and biological activity is the focus of current research to solve the defects in practical applications.

Processing performance: Medical silicone rubber has excellent processing performance and can be made into parts of various shapes and sizes to meet the needs of different surgical instruments. For example, silicone rubber can be used to manufacture the cannula and protective cover of the puncture device, which need to have good sealing and durability.

Dynamic fatigue failure resistance: In some applications, such as peristaltic pump catheters, silicone rubber needs to withstand millions of cyclic extrusions, which places high demands on its dynamic fatigue failure resistance. Therefore, optimizing the relevant properties of silicone rubber is crucial to extend the service life of the instrument.

Non-toxicity and safety: Medical silicone rubber is non-toxic and odorless, and does not have a negative impact on human tissue, so it is considered a safe and reliable material.

Silicone rubber has many advantages in the manufacture of laparoscopic surgical instruments, including good biocompatibility, high mechanical properties, excellent chemical stability and processing properties, as well as non-toxicity and safety.

Application cases of ceramics and plastics in improving the durability and functionality of laparoscopic surgical instruments.
There are multiple application cases of ceramics and plastics in improving the durability and functionality of laparoscopic surgical instruments.

Ceramics:

In laparoscopic surgery, ceramic materials are used to manufacture the insulation layer of high-frequency electrodes. For example, the surgical electrode 709-5 is a laparoscopic monopolar hook electrode with a dark ceramic insulation layer on the instrument head, which not only provides the best field of view but also enhances the durability of the instrument.

Plastics:

Plastic materials are widely used in laparoscopic surgery. For example, homemade plastic bags are used in gynecological single-port laparoscopic surgery. Such plastic bags can effectively store and protect surgical instruments, reducing the risk of contamination and cross-infection.
Locking plastic clips are also used in retroperitoneoscopic living donor nephrectomy. Such plastic clips can easily handle blood vessels and organs such as kidneys.
In rectal cancer NOSES surgery, the method of taking specimens through the anus with TEM instruments combined with plastic protective sleeves is widely used. This combination not only improves the safety of the operation, but also improves the efficiency of the operation.
Disposable laparoscopic high-frequency surgical instruments also include plastic materials, such as disposable bipolar electrocoagulation forceps. This instrument integrates the functions of grasping, pulling, separation and electrocoagulation hemostasis, reducing the replacement of instruments during surgery and improving the efficiency of the operation.
Ceramics and plastics have significant applications in improving the durability and functionality of laparoscopic surgical instruments.

Application of high-strength medical polymer materials in disposable laparoscopic surgical instruments and their safety evaluation.
The application of high-strength medical polymer materials in disposable laparoscopic surgical instruments and their safety assessment can be analyzed in detail from the following aspects:

Application background

Disposable laparoscopic surgical instruments have significant advantages, mainly including avoiding cross infection, improving surgical safety and convenience. These instruments are usually used in minimally invasive surgery, such as single-port laparoscopic surgery, with advantages such as less bleeding and faster postoperative recovery.

Characteristics of high-strength medical polymer materials

Biocompatibility: For example, Honeywell Spectra® MG fiber, a high-strength polyethylene fiber made by gel spinning process, has passed ISO 13485 certification, indicating that it meets the high standards of the medical device industry.
High strength and light weight: These materials usually have high strength and ultra-light properties, making surgical instruments more flexible and easy to operate.
Easy to process: Polymer materials such as polyamide (PA) have moderate friction coefficient and high strength, are easy to process, and can be widely used in catheters used in minimally invasive interventional treatment.

Safety assessment

Biocompatibility test: All polymer materials used must pass strict biocompatibility tests to ensure their safety in the human body. For example, Arkema's portfolio of high-performance polymers for healthcare has passed ISO 10993-4 and -5 and USP Class VI certification testing.
Degradation products: Some polymer materials, such as biodegradable polymer materials, have degradation products of lactic acid, CO2 and H2O, which are harmless to the human body, further ensuring the safety of the materials.

Conclusion

The application of high-strength medical polymer materials in disposable laparoscopic surgical instruments not only improves the safety and convenience of surgery, but also ensures its reliability in clinical applications through strict biocompatibility and safety evaluation.

Advantages and limitations of polyurethane casting and sheet metal processing technology in the manufacture of minimally invasive laparoscopic surgical instruments.
Polyurethane casting and sheet metal processing technology each have their own advantages and limitations in the manufacture of minimally invasive laparoscopic surgical instruments.

Polyurethane casting

Advantages:

High precision: Polyurethane casting can achieve high precision and is suitable for manufacturing medical device parts that require high precision.
Complex shape manufacturing capability: Polyurethane materials can be manufactured into complex shapes through casting processes, which is particularly important for surgical instruments with diverse designs and functions.

Good flexibility and impact resistance: Polyurethane materials have good flexibility and impact resistance, which is suitable for manufacturing surgical instrument parts that need to withstand certain impact forces.

Limitations:

Higher cost: Compared with other materials, polyurethane has a higher production cost, which may increase the price of the final product.
Slower processing speed: The polyurethane casting process usually takes a long time to complete, which may affect production efficiency.
Material performance limitations: Although polyurethane has good flexibility and impact resistance, its temperature and chemical resistance are not as good as some other materials, which may limit its use in certain specific applications.

Sheet metal processing

Advantages:

High efficiency and accuracy: In recent years, sheet metal technology has improved significantly, which can make products faster and more efficiently, and with high processing accuracy.

Complex shape manufacturing capability: Sheet metal processing can manufacture parts with complex shapes and good surface finish, which is suitable for manufacturing various surgical tools such as scalpels, forceps and retractors.

Cost-effective: Sheet metal processing is suitable for large-scale production, with versatility and lightweight and strong characteristics, providing high-quality surface finish and durability.

Limitations:

High equipment cost: Sheet metal processing equipment is expensive and not suitable for small-scale production.

Easy to wear tools: During the cutting process, the tools are easy to wear and need to be replaced frequently, which will increase production costs.

Limited material selection: Although sheet metal processing can use a variety of metal materials, some materials are difficult to process, which may limit their application range.
Polyurethane casting and sheet metal processing technology each have advantages and disadvantages in the manufacture of minimally invasive laparoscopic surgical instruments.