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CompletedNCT00773019Updated Apr 27, 2023

SynchroMed II Post-Approval Study

An observational study in Severe Spasticity and Chronic Pain, sponsored by MedtronicNeuro. Completed. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2023-04-27.

Sponsored by MedtronicNeuro · Observational

Study type
Observational
Model
Cohort
Time perspective
Prospective
Enrollment
84
Ages
18 Years and older
Sex
All
01

Study summary

This FDA Condition of Approval study will include up to 100 subjects at up to 13 US centers. Subjects are selected from those evaluated and planning to receive a SynchroMed II drug infusion system for treatment of severe spasticity or chronic pain. Subjects must return for refill visits at 1, 6, and 12 months. In addition, subjects return for any other medically necessary refills. Information is collected on all refills and adverse events.

02

Conditions studied

  • Severe Spasticity
  • Chronic Pain

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Keywords

  • infusion pump
  • implantable
  • performance
03

In context

Chronic Pain

2,930 studies on the registry are indexed under Chronic Pain; 701 are open to participants now.

This study's enrollment of 84 is below the median of 126 across 688 observational studies indexed under Chronic Pain.

Browse Chronic Pain studies →

Lead sponsor

MedtronicNeuro is the lead sponsor of 69 studies on the registry; 2 are open to participants now.

Of its 19 completed or terminated interventional studies of FDA-regulated products, 16 (84%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
No
Sampling method
Non-probability sample

Study population

Subjects planning to receive a new or replacement drug pump.

Inclusion criteria

  • Have chronic intractable severe spasticity or chronic pain requiring intrathecal delivery of medication
  • Have undergone a pre-implant assessment and determined to be an appropriate candidate for implantation of an infusion system
  • Be geographically stable and willing to return to the study center for follow-up visits
  • Subject, or subject's legal representative, has signed informed consent form prior to any study-related procedures
  • Age is at least 18 years of age at time of enrollment

Exclusion criteria

Exclusion Criteria:

  • Have a condition in which the pump cannot be implanted 2.5 cm or less from the surface of the skin
  • Have an ongoing infection prior to implant
  • Have insufficient body mass to accept the pump bulk and weight
  • Are unable or unwilling to adhere to the study protocol
  • Have an estimated life expectancy of less than twelve months
05

Study design

Observational model
Cohort
Time perspective
Prospective
Enrollment
84 participants (actual)

Interventions

  • DeviceRefills (SynchroMed® II Programmable Drug Infusion Pump)

    Refill information at 1, 6, and 12 months post-implant, as well as any additional refills required from implant through end of study. Amount removed from the pump (taken from syringe), Amount placed in the pump (from syringe),Pump predicted amount remaining in the pump.

06

What researchers measure

Primary outcomes

  1. Compare the observed volume of drug dispensed by the pump to the programmer's calculated volume of drug dispensed

    Time frame: six months

Secondary outcomes

  1. Characterize adverse events experienced with the drug infusion system

    Time frame: one year

07

Study locations

No study locations are listed for this record.

08

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Apr 27, 2023, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
09

Registry details

Key details

Study ID
NCT00773019
Lead sponsor
MedtronicNeuro
Responsible party
Sponsor
First posted
Oct 16, 2008
Start date
Nov 2004
Primary completion
Jun 2008
Completion
Nov 2008
Last update
Apr 27, 2023

Oversight

Data monitoring committee
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Apr 2023. You cannot join it, but the record below documents what was studied.

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