Profile: Rudolf Riester GmbH supplies medical instruments such as otoscopes, and ophthalmoscopes for doctor's use. We are accredited with ISO-9001 certification. Our products meet CE and FDA standards. Our product categories are ENT endoscopes, thermometers, stethoscopes, laryngoscopes, gynecological instruments, percussion instruments, and pressure infusion instruments. Our sinuscopes have high performance fiber optic that enables at small dimensions a high contrast as well as high resoluted images for a perfect and patient-friendly diagnosis. It has a cold light source or LED illumination. It is tested according to medical compatibility and autoclaving. We offer a large range of tuning forks and tuning fork sets for ear specialists & neurologists. They are made up of selected materials and have first class finish that ensure maximum functionality & reliability, which will last for a very long time. They have a large selection of different frequencies from 64 Hz to 4096 Hz.

The company has revenues of USD 10-25 Million, has ~150 employees and is ISO 9001, CE certified.

FDA Registration Number: 8010482
US Agent: Franz Menean / Medagent, Inc.
Phone: +1-(603)-570-2039  Fax: +1-(603)-570-2055  E-Mail:

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• AC-Powered Medical Examination Device (FDA Code: KZF / 880.6320) An AC-powered medical examination light is an AC-powered device intended for medical purposes that is used to illuminate body surfaces and cavities during a medical examination.

• AC-Powered Operating Headlamp (FDA Code: HPQ / 886.4335) An operating headlamp is an AC-powered or battery-powered device intended to be worn on the user's head to provide a light source to aid visualization during surgical, diagnostic, or therapeutic procedures.

• Adjustable Frequency Tuning Fork

• Aluminium Tuning Fork

• Battery-Powered Medical Examination Light (FDA Code: KYT / 880.6350) A battery-powered medical examination light is a battery-powered device intended for medical purposes that is used to illuminate body surfaces and cavities during a medical examination.

• Battery-Powered Ophthalmoscope (FDA Code: HLJ / 886.1570) An ophthalmoscope is an AC-powered or battery-powered device containing illumination and viewing optics intended to examine the media (cornea, aqueous, lens, and vitreous) and the retina of the eye.

• Battery-Powered Retinoscope (FDA Code: HKM / 886.1780) A retinoscope is an AC-powered or battery-powered device intended to measure the refraction of the eye by illuminating the retina and noting the direction of movement of the light on the retinal surface and of the refraction by the eye of the emergent rays.

• Binocular Indirect Ophthalmoscopes

• Blood Pressure Cuff Barriers

• Blood Pressure Cuff With Inflation Systems

• Blood pressure Cuffs (FDA Code: DXQ / 870.1120) A blood pressure cuff is a device that has an inflatable bladder in an inelastic sleeve (cuff) with a mechanism for inflating and deflating the bladder. The cuff is used in conjunction with another device to determine a subject's blood pressure.

• Blood Pressure Cuffs and Neoprene Bladders (1-Tube)

• Blood Pressure Cuffs and Neoprene Bladders (2-Tube)

• Blood Pressure Cuffs With Bayonet Connectors

• Blood Pressure Cuffs With Locking-Type Connectors

• Blood Pressure Cuffs With Luer Lock Connectors

• Blood Pressure Cuffs With Screw-Type Connectors

• Continuous Electronic Thermometer (FDA Code: FLL / 880.2910) A clinical electronic thermometer is a device used to measure the body temperature of a patient by means of a transducer coupled with an electronic signal amplification, conditioning, and display unit. The transducer may be in a detachable probe with or without a disposable cover.

• Dermatological Instrument

• Dermatoscope

• Diagnostic/Surgical Loupe (FDA Code: FSP / 878.4800) A manual surgical instrument for general use is a nonpowered, hand-held, or hand-manipulated device, either reusable or disposable, intended to be used in various general surgical procedures. The device includes the applicator, clip applier, biopsy brush, manual dermabrasion brush, scrub brush, cannula, ligature carrier, chisel, clamp, contractor, curette, cutter, dissector, elevator, skin graft expander, file, forceps, gouge, instrument guide, needle guide, hammer, hemostat, amputation hook, ligature passing and knot-tying instrument, knife, blood lancet, mallet, disposable or reusable aspiration and injection needle, disposable or reusable suturing needle, osteotome, pliers, rasp, retainer, retractor, saw, scalpel blade, scalpel handle, one-piece scalpel, snare, spatula, stapler, disposable or reusable stripper, stylet, suturing apparatus for the stomach and intestine, measuring tape, and calipers. A surgical instrument that has specialized uses in a specific medical specialty is classified in separate regulations in parts 868 through 892.

• Direct Ophthalmoscopes

• Disposable Covers for Blood Pressure Cuffs

• Ear Speculum (FDA Code: EPY / 878.1800) A speculum is a device intended to be inserted into a body cavity to aid observation. It is either nonilluminated or illuminated and may have various accessories.

• ENT Tuning Fork

• Examination (Light) Lamp

• Fiberoptic Light Source & Carrier (FDA Code: EQH / 874.4350) An ear, nose, and throat fiberoptic light source and carrier is an AC-powered device that generates and transmits light through glass of plastic fibers and that is intended to provide illumination at the tip of an ear, nose, or throat endoscope. Endoscopic devices which utilize fiberoptic light sources and carriers include the bronchoscope, esophagoscope, laryngoscope, mediastinoscope, laryngeal-bronchial telescope, and nasopharyngoscope.

• Grip-Strength Dynamometer

• Handheld Pulse Oximeter

• Hertz Frequency Tuning Fork

• Indirect Ophthalmoscopes

• Infant Disposable Blood Pressure Cuffs

• Laryngoscope/Nasopharyngoscope (FDA Code: EQN / 874.4760) A nasopharyngoscope (flexible or rigid) and accessories is a tubular endoscopic device with any of a group of accessory devices which attach to the nasopharyngoscope and is intended to examine or treat the nasal cavity and nasal pharynx. It is typically used with a fiberoptic light source and carrier to provide illumination. The device is made of materials such as stainless steel and flexible plastic. This generic type of device includes the antroscope, nasopharyngolaryngoscope, nasosinuscope, nasoscope, postrhinoscope, rhinoscope, salpingoscope, flexible foreign body claw, flexible biopsy forceps, rigid biopsy curette, flexible biospy brush, rigid biopsy forceps and flexible biopsy curette, but excludes the fiberoptic light source and carrier.

• Laser Indirect Ophthalmoscope

• Low Power Binocular Loupe (FDA Code: HJH / 886.5120) A low-power binocular loupe is a device that consists of two eyepieces, each with a lens or lens system, intended for medical purposes to magnify the appearance of objects.

• Magnesium Tuning Forks

• Manual Stethoscope (FDA Code: LDE / 870.1875) A manual stethoscope is a mechanical device used to project the sounds associated with the heart, arteries, and veins and other internal organs.

• Manual Tonometer (FDA Code: HKY / 886.1930) A tonometer and accessories is a manual device intended to measure intraocular pressure by applying a known force on the globe of the eye and measuring the amount of indentation produced (Schiotz type) or to measure intraocular tension by applanation (applying a small flat disk to the cornea). Accessories for the device may include a tonometer calibrator or a tonograph recording system. The device is intended for use in the diagnosis of glaucoma.

• Mechanical Stethoscope

• Medical Thermometers

• Mercury Sphygmomanometer

• Metal Vaginal Speculum (FDA Code: HDF / 884.4520) An obstetric-gynecologic general manual instrument is one of a group of devices used to perform simple obstetric and gynecologic manipulative functions. This generic type of device consists of the following:

• Modular Diagnostic Station

• Monocular Indirect Ophthalmoscope

• MRI Safe Blood Pressure Cuff

• Nasal & Ear Specula

• Neonatal Disposable Blood Pressure Cuffs

• Non Rigid Laryngoscope (FDA Code: CAL / 868.5530) A flexible laryngoscope is a fiberoptic device used to examine and visualize a patient's upper airway and aid placement of a tracheal tube.

• Non-Invasive Blood-Pressure Measurement System (FDA Code: DXN / 870.1130) A noninvasive blood pressure measurement system is a device that provides a signal from which systolic, diastolic, mean, or any combination of the three pressures can be derived through the use of tranducers placed on the surface of the body.

• Non-Pneumatic Tourniquet (FDA Code: GAX / 878.5900) A nonpneumatic tourniquet is a device consisting of a strap or tubing intended to be wrapped around a patient's limb and tightened to reduce circulation.