Structured Manufacturing Data (2026)

Syringe Pump Assembly

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Syringe Pump Assembly used in the Machinery and Equipment Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Syringe Pump Assembly is characterized by the integration of Drive Motor and Lead Screw Assembly. In industrial production environments, manufacturers listed on CNFX commonly emphasize Stainless steel (316L) construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A precision mechanical assembly that drives and controls the syringe plunger to deliver contrast media at specified flow rates and volumes.

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Product Specifications

Technical details and manufacturing context for Syringe Pump Assembly

Definition
The syringe pump assembly is a critical sub-system within a contrast injector medical device. It consists of the motorized drive mechanism, syringe holder, plunger engagement system, and position sensors that work together to accurately and reliably inject contrast agents into patients during diagnostic imaging procedures such as CT scans, MRIs, and angiograms.
Working Principle
An electric motor (typically stepper or servo) drives a lead screw or linear actuator mechanism. This converts rotational motion into precise linear displacement of the syringe plunger. Position feedback sensors monitor plunger movement, while control electronics regulate motor speed and direction to achieve programmed injection protocols (flow rate, volume, pressure limits).
Common Materials
Stainless steel (316L), Medical-grade plastics (PEEK, polycarbonate), Aluminum alloys, Silicone seals
Technical Parameters
  • Syringe barrel diameter compatibility (typically 50-150mm range for medical injectors) (mm) Standard Spec
Components / BOM
  • Drive Motor
    Provides controlled rotational force to drive the plunger mechanism
    Material: Steel/copper windings, rare earth magnets
  • Lead Screw Assembly
    Converts motor rotation into precise linear motion of plunger rod
    Material: Stainless steel
  • Syringe Holder/Clamp
    Secures syringe barrel in correct position during operation
    Material: Medical-grade plastic with stainless steel springs
  • Plunger Engagement Head Part
    Interface that connects to and drives the syringe plunger
    Material: Medical-grade plastic (PEEK)
  • Position Sensor
    Monitors plunger position for feedback control
    Material: Electronic components with plastic housing

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Syringe Pump Assembly.

Contrast Media Pump Assembly Injector Pump Module precision syringe pump assembly contrast media delivery pump medical syringe pump components syringe plunger drive mechanism medical equipment pump assembly

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Contrast Injector
View system integration details

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Up to 1000 psi
flow rate: 0.1 μL/min to 100 mL/min
temperature: 5°C to 40°C
slurry concentration: Not applicable for contrast media; suitable for homogeneous solutions only
Media Compatibility
✓ Iodinated contrast media ✓ Gadolinium-based contrast agents ✓ Saline solutions
Unsuitable: Corrosive chemicals or abrasive slurries
Sizing Data Required
  • Required flow rate range (μL/min to mL/min)
  • Syringe volume capacity (mL)
  • Maximum operating pressure (psi)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Stepper motor stalling/slippage
Cause: Mechanical binding from particulate contamination in lead screw assembly, misalignment, or insufficient lubrication leading to increased friction and torque overload
Fluid leakage at syringe barrel interface
Cause: Seal degradation from chemical incompatibility with pumped fluids, improper syringe installation causing seal misalignment, or repeated mechanical stress leading to seal compression set
Maintenance Indicators
  • Audible clicking or grinding from drive mechanism during operation
  • Visible fluid droplets or wetting at syringe plunger/barrel interface during pumping cycle
Engineering Tips
  • Implement precision alignment procedures during syringe installation and use manufacturer-recommended cleaning protocols to prevent particulate ingress in mechanical drive components
  • Establish chemical compatibility verification for all pumped fluids and implement scheduled seal replacement based on both calendar time and cumulative actuation cycles

Compliance & Manufacturing Standards

Reference Standards
ISO 7886-1:2017 - Sterile hypodermic syringes for single use ANSI/AAMI ES60601-1:2005 - Medical electrical equipment - Part 1: General requirements for basic safety and essential performance DIN EN 13824:2004 - Sterilization of medical devices - Aseptic processing of liquid medical devices - Requirements
Manufacturing Precision
  • Syringe barrel inner diameter: +/-0.02mm
  • Piston seal surface flatness: 0.1mm
Quality Inspection
  • Leakage test under pressure
  • Material composition verification via X-ray fluorescence (XRF) analysis

Factories Producing Syringe Pump Assembly

Manufacturer profiles with relevant production capability in China

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Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What materials are used in this syringe pump assembly?

The assembly uses 316L stainless steel, medical-grade plastics (PEEK and polycarbonate), aluminum alloys, and silicone seals for durability and medical compliance.

What are the key components in the syringe pump assembly?

Key components include the drive motor, lead screw assembly, syringe holder/clamp, plunger engagement head, and position sensor for precise control.

What applications is this syringe pump assembly designed for?

It's designed for medical and diagnostic equipment requiring precise delivery of contrast media at specified flow rates and volumes in clinical settings.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data basis: CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks for Machinery and Equipment Manufacturing.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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