Medical Grade Spinal Anesthesia Needle with Quincke Tip and Pencil Point Whitacre Type for Atraumatic Lumbar Puncture in 25G 26G 27G

Medical Grade Spinal Anesthesia Needle, Quincke Tip & Pencil Point Whitacre Type, Atraumatic Lumbar Puncture Needle 25G 26G 27G

1. Product Overview & Core Advantages

This Medical Grade Disposable Spinal Anesthesia Needle (Lumbar Puncture Needle) is engineered for state-of-the-art clinical spinal anesthesia and cerebrospinal fluid (CSF) diagnostics. It offers full layout compatibility with both Quincke Tips (Bevel Type) and Pencil Point Whitacre Tips, meeting the rigorous standards of anesthesiologists worldwide.

• Atraumatic Precision & Reduced PDPH: The Pencil Point (Whitacre) features an atraumatic conical tip that gently parts the dural fibers rather than cutting them. This minimizes CSF leakage and drastically reduces Post-Dural Puncture Headache (PDPH) rates. The Quincke Bevel variant features a micron-ground, ultra-sharp edge for minimal insertion resistance and excellent tissue-layer feedback.

• Instant Visual Flashback: Crafted with a crystal-clear, medical-grade polycarbonate (PC) hub, the needle allows clinicians to observe immediate cerebrospinal fluid (CSF) flashback upon successful entry into the subarachnoid space, ensuring flawless positioning.

• Perfect Mandrel Alignment: Each stainless steel needle tube and its corresponding inner stylet undergo one-to-one precision grinding. This seamless anatomical fit prevents tissue coring and blocks debris from clogging the lumen during insertion.

2. Material Insights: Pencil Point vs. Quincke Bevel & Steel Selection

In international healthcare bidding and clinical procurement, needle geometry and metallurgical integrity determine procedural success:

1. Tip Geometry Distinctions:

   • Pencil Point (Whitacre): Features a solid, cone-shaped tip with a lateral eyelets port. It splits dural fibers elastically, maximizing post-op dural closure. It represents the global gold standard for atraumatic spinal intervention.

   • Quincke Bevel: Features a sharp, cutting-edge angle. It cuts through calcified ligaments or dense tissues with exceptionally low penetration force, making it highly efficient for elderly or difficult-access patients.

2. Steel Grade and Tube Architecture:

   • Our entire portfolio utilizes Medical-Grade Austenitic Stainless Steel (SUS304/SUS316L). Compared to standard industrial alloys, our medical steel provides elite flexible elasticity and high tensile strength. Utilizing Thin Wall (TW) technology, the needle maintains a fine outer profile (25G, 26G, 27G) while maximizing the internal diameter for accelerated CSF flashback, entirely removing the risk of needle breakage inside the spinal column.

3. Technical Specifications

4. Indications & Target Applications

• Clinical Scenarios: Widely utilized for subarachnoid block anesthesia (spinal anesthesia) in C-sections, lower abdominal general surgeries, orthopedic lower-limb procedures, and urological interventions. It also serves as the core tool in neurology and neurosurgery departments for diagnostic Lumbar Puncture (LP) to evaluate CSF pressure and harvest clinical samples.

• Target Channels & Buyers: Hospital Operating Rooms (OR), Anesthesiology Departments, Neurology ICU Units, global medical device distributors, and medical tray/anesthesia kit assemblers.

5. FAQ

• Q1: Why are 25G, 26G, and 27G gauges preferred over thicker gauges (like 22G) in modern spinal blocks?

  • A1: Ultra-fine gauges (25G to 27G) minimize the micro-puncture trauma left on the dura mater. Peer-reviewed clinical data indicates that leveraging a 25G–27G pencil point spinal needle drops PDPH incidences to under 1%, vastly improving patient recovery parameters and shortening hospital stays.

• Q2: How do you guarantee that a needle as fine as 27G will not bend or buckle during deep lumbar entry?

  • A2: By utilizing premium cold-drawn SUS304/316L stainless steel, our needles exhibit excellent yield strength and structural rigidity, allowing them to pierce dense spinal ligaments straight without deflecting. Furthermore, for gauges finer than 25G (26G and 27G), we strongly recommend pairing the device with our dedicated matching Introducer Needle to provide maximum lateral support and trajectory guidance.