What Is IV Therapy Equipment and How Does It Work?
Updated April 2026
Home IV therapy and infusion equipment enables patients to receive complex medications — antibiotics, parenteral nutrition, immunoglobulin, and more — outside of hospitals and clinics. A combination of the right vascular access device, infusion pump, and home infusion pharmacy support makes safe, effective home infusion possible.
How Home IV Therapy Works
Home infusion therapy allows patients to receive intravenous medications in the comfort of their home rather than in a hospital or outpatient facility. The system involves three key components working together:
- Vascular access device (VAD) — The catheter providing access to the bloodstream: PICC line, port (implanted), midline catheter, or peripheral IV (for short-term therapy)
- Infusion pump — Delivers the medication at a precisely controlled rate (mL/hour) and volume
- Medication bag or cassette — The IV solution containing the prescribed drug, prepared by a compounding home infusion pharmacy under sterile conditions
The home infusion pharmacy prepares the medication, delivers it to the patient's home (often weekly), and provides 24/7 clinical pharmacy support. A home infusion nurse performs the initial setup, training, and periodic clinical assessments.
Types of Vascular Access Devices
| Device | Location | Duration | Best For |
|---|---|---|---|
| Peripheral IV (PIV) | Forearm/hand vein | Days only (72–96 hours max) | Short-term infusions; IV hydration |
| Midline Catheter | Upper arm peripheral vein | 1–4 weeks | Moderate-duration antibiotics; non-vesicant drugs |
| PICC Line | Upper arm → central vein | Weeks to months | Long-term antibiotics; TPN; repeated blood draws |
| Tunneled CVC (Hickman/Broviac) | Subclavian/jugular → SVC | Months to years | Chemotherapy; long-term TPN |
| Implanted Port | Subcutaneous chest/arm | Years | Intermittent infusion; chemotherapy; IVIG |
Types of Home Infusion Pumps
| Pump Type | How It Works | Best For | Notes |
|---|---|---|---|
| Electronic Ambulatory Pump | Battery-powered; programmable rate; alarms | Most home infusion therapies | Accurate; requires programming by pharmacy/nurse |
| Elastomeric (balloon) Pump | Silicone balloon pressure drives flow; no electronics | Short antibiotic courses; outpatient setup | Simple; disposable; no alarms — fixed rate |
| Spring-powered Pump | Coil spring mechanism; no battery | Continuous low-volume infusion | Simple; limited to one rate |
| Implanted Infusion Pump | Surgically implanted; refilled by clinician | Intrathecal baclofen; cancer pain management | Requires specialist refill; not typically DME |
Common Home Infusion Therapies
- IV Antibiotic Therapy — Most common home infusion; treats osteomyelitis, endocarditis, cellulitis, wound infections; typically 2–6 weeks via PICC
- Parenteral Nutrition (TPN/PN) — Complete nutrition delivered via central access for patients with intestinal failure or severe malabsorption
- IV Hydration — Rehydration for severe dehydration, hyperemesis gravidarum, or chronic conditions
- Immunoglobulin Therapy (IVIG/SCIG) — Immune replacement for primary immune deficiencies
- Biologic Infusions — Infliximab, vedolizumab, and other biologics for Crohn's disease, rheumatoid arthritis, and other conditions
- Anti-fungal Therapy — Amphotericin B and azoles for serious fungal infections
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