Product Code: NRN FDA unclassified

Leeches, Medicinal

Unknown

Medicinal Leeches (Hirudo medicinalis) are aquatic, bloodsucking annelid worms used as an adjunct to graft tissue healing, particularly to overcome venous congestion by creating prolonged localized bleeding. They are indicated when venous congestion may delay healing following surgical procedures. This device is currently unclassified (Class U) by the FDA, and regulatory responsibility has been transferred from CDRH to the Center for Biologics Evaluation and Research (CBER) per Federal Register Notice at 89 FR 106521. The product code is NRN, reviewed by the General Surgery panel, and the unclassified reason is coded as 1.

510(k)s
3
FEI Numbers
4
Registration Numbers
4
Unique Applicants
3
Years Active
11

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Basic Information

Product Code
NRN
Device Class
FDA unclassified
Medical Specialty
Unknown
Review Panel
SU
Submission Type
1

Device Characteristics

GMP Exempt
Implant
Life Sustain/Support
Third Party
Summary Malfunction Reporting

Definition

The device is a medicinal leech (hirudo medicinalis) belonging to the annelida worm classification. The animal is a bloodsucking aquatic animal living in fresh water. The device should be indicated as: "an adjunct to the graft tissue healing when problems of venous congestion may delay healing, or to overcome the problem of venous congestion by creating prolonged localized bleeding." See Federal Register Notice at 89 FR 106521 “Transfer of Regulatory Responsibility From the Center for Devices and Radiological Health to the Center for Biologics Evaluation and Research; Medical Maggots and Medicinal Leeches” (FRN) (FDA-2024-N-5702)

Unclassified Reason

1

510(k) Clearance History

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Related 510(k) Clearances

This FDA classification is associated with 3 510(k) clearances via K numbers.

K Number Device Name
K140907 LEECH, MEDICINAL
K132958 MEDICINAL LEECHES
K040187 MEDICINAL LEECHES

FEI Numbers

This FDA classification entry is associated with 4 FEI numbers. Click on an entry to view related FDA registrations.

Registration Numbers

This FDA classification entry is associated with 4 registration numbers. Click on an entry to view related FDA registrations.