Made of medical-grade LSR via injection molding, this medical puncture protection sleeve features high elasticity, puncture resistance and excellent biocompatibility. It wraps the sharp parts of puncture instruments to avoid accidental stab wounds during surgery, can be reused after disinfection, and fits various specifications of puncture needles and instruments.
Material
Medical-grade LSR
Hardness
Shore A 30-50
Temperature
Certifications
Applications
-40°C ~ +180°C
Colors
Translucent, Blue, Customizable
# Medical Liquid Silicone Puncture Protection Sleeve for Surgical Instruments
The Medical Liquid Silicone Puncture Protection Sleeve for Surgical Instruments is a high-purity, biocompatible disposable consumable engineered to eliminate percutaneous injury risks for surgical staff during invasive procedures, while reducing cross-contamination between surgical tools and patient tissue. Manufactured via injection molding of medical-grade liquid silicone rubber (LSR) under ISO 13485 certified cleanroom conditions, this sleeve forms a flexible, tear-resistant barrier around the shaft of puncture-focused instruments including biopsy needles, trocars, suture needles, and bone marrow aspiration needles.
Its core design integrates a micro-thin puncture reaction layer that stretches to accommodate instrument penetration without splintering, while retaining enough structural integrity to seal around the instrument shaft and trap residual blood or bodily fluid after withdrawal. Unlike PVC or polyethylene alternatives, the LSR formulation is inherently latex-free, non-irritating, and compatible with repeated sterilization cycles for reusable instrument applications, making it suitable for both single-use operating room settings and outpatient procedure clinics. Key selling points include 100% biocompatibility per ISO 10993 standards, 360° all-around puncture resistance up to 12N, universal fit for 1.2mm to 8.5mm diameter instruments, and zero residual leachables when exposed to common surgical disinfectants and tissue fluids.
All raw materials meet Class VI medical silicone requirements defined by the U.S. Pharmacopeia (USP), with the following standardized material characteristics:
The sleeve’s mechanical properties are optimized to balance flexibility and puncture resistance for dynamic surgical use cases:
The LSR injection molding process is strictly controlled to ensure consistent product performance and zero contamination:
The proprietary reinforced LSR formulation incorporates a nano-silica filler network that distributes puncture force evenly across the sleeve surface, reducing the risk of needle or trocar breakthrough by 87% compared to non-silicone protective barriers. Independent third-party testing confirms the sleeve can withstand 3x the average puncture force exerted during routine surgical suture and biopsy procedures, effectively preventing accidental needlestick injuries that account for 60% of occupational bloodborne pathogen exposure among surgical staff.
Unlike thermoplastic alternatives that may release phthalates or other irritants during prolonged contact with mucosal tissue, this LSR sleeve meets the highest biocompatibility standards for both skin and internal tissue contact. It is suitable for use in neonatal surgery, ophthalmic procedures, and oncological biopsy applications where even minor chemical irritation could lead to adverse patient outcomes, with no reported cases of contact dermatitis or tissue inflammation in 12,000+ clinical use trials.
The sleeve’s high elongation (≥650%) allows it to stretch to fit instrument diameters from 1.2mm (fine suture needles) to 8.5mm (large-bore trocars) without losing sealing tension, eliminating the need for facilities to stock 5+ different size variants for disparate surgical departments. Its anti-slip inner surface micro-texture ensures it stays fixed to the instrument shaft during rapid insertion and withdrawal, reducing procedural delays caused by sleeve displacement.
For facilities prioritizing reusability to reduce medical waste, the sleeve withstands over 100 autoclave cycles without losing more than 5% of its original puncture resistance or flexibility, a 4x improvement over TPE-based protective sleeves. It is also fully compatible with low-temperature plasma sterilization for heat-sensitive instruments, reducing per-procedure consumable costs by up to 60% for high-volume surgery centers.
The Medical Liquid Silicone Puncture Protection Sleeve is validated for use across 12+ clinical specialties, with common use cases including:
Specialized custom variants are also available for veterinary surgical use, dental implant procedures, and pharmaceutical laboratory needle handling applications.
Standard stock sizes are categorized by inner diameter (ID) to fit common instrument dimensions:
Custom lengths (10mm to 150mm) and end configurations (closed tip, flanged base for instrument handle fixation) are available for bulk orders over 10,000 units.
All Medical Liquid Silicone Puncture Protection Sleeves are manufactured in a Class 100,000 cleanroom facility certified to ISO 13485:2016 medical device quality management system standards. Each production lot undergoes strict quality control testing including biocompatibility batch verification, puncture resistance sampling (100 units per lot tested to minimum force thresholds), wall thickness dimensional inspection, and seal integrity testing.
Products are certified to meet FDA 21 CFR Part 177.2600 food contact and medical silicone requirements, CE marked under EU MDR 2017/745 for Class I medical device use, and compliant with China GB 4806.11 food contact and YY/T 0694 medical silicone material standards.
We offer a 3-year shelf life guarantee for all unopened, properly stored products, with a zero-defect replacement policy for any units found to have manufacturing defects. Full batch traceability records are available for all orders, including raw material lot numbers, production process logs, and sterilization validation reports, to support clinical facility audit requirements.
