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MANUFACTURER & SUPPLIER | B2B UROLOGY INSTRUMENTS

VIU Sheath 21 Fr
Manufacturer, Supplier and Exporter in India

Bharat Surgical manufactures and supplies reusable 21 Fr VIU sheaths for hospitals, urology centres, medical colleges, surgical-instrument dealers and international distributors. Also known as an optical urethrotomy sheath, the VIU sheath forms part of a compatible visual internal urethrotomy instrument system. A 21 Fr sheath must be matched with the exact telescope, working element, visual obturator, blade or knife carrier and irrigation components. The size alone does not establish system compatibility.

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VIU Sheath surgical instrument on a clean clinical blue background
Overview

What Is a VIU Sheath?

A VIU sheath is the outer access component of a compatible optical internal urethrotomy instrument system. The abbreviation VIU is commonly used for Visual Internal Urethrotomy. The instrument may also be described as an OIU sheath, referring to Optical Internal Urethrotomy.

The sheath houses or connects with the compatible optical and working components required by the specified system. It is not a complete urethrotomy set by itself.

A 21 Fr sheath must be matched with the exact telescope, working element, visual obturator, blade or knife carrier and irrigation components. The size alone does not establish system compatibility.

System Notice

A brand-type reference does not mean the product is manufactured by the referenced OEM, that the trademark owner has approved the product, that the sheath fits every model from that manufacturer, or that compatibility verification can be omitted. All third-party trademarks remain the property of their respective owners.

Clinical selection and use must follow the applicable instructions for use and institutional protocols.

Specifications

Bharat Surgical VIU Sheath 21 Fr Specifications

Bharat Surgical lists VIU Sheath 21 Fr as a dedicated Level 3 category within its urology instrument range. View the published VIU Sheath 21 Fr category. The related Bharat Surgical product page identifies the instrument as:

Published specificationDetails
Product typeOptical urethrotomy sheath / VIU sheath
MaterialStainless steel
UsabilityReusable
BrandBharat Surgical
ApplicationHospital

View Bharat Surgical’s optical urethrotomy sheath. The category confirms the 21 Fr size, while the related product page confirms the general product type, stainless-steel construction and reusable classification. The exact working length, telescope diameter, viewing angle, lock, blade interface and supplied components must still be confirmed in the quotation.

What Does 21 Fr Mean?

The French scale is used to describe the nominal outside diameter of tubular medical instruments.

Nominal diameter in millimetres = French size ÷ 3

Therefore: 21 Fr ÷ 3 = approximately 7.0 mm.

The 7.0 mm figure is a mathematical French-scale conversion. It should not replace the manufacturer’s dimensional drawing because actual profile, tolerance, wall thickness and internal working space remain product-specific.

VIU, OIU and Optical Urethrotomy Sheath

The following terms may appear in enquiries:

VIU sheath
Visual internal urethrotomy sheath
OIU sheath
Optical internal urethrotomy sheath
Optical urethrotomy sheath
Internal urethrotomy sheath

These terms may describe similar product categories, but they do not prove that components from different systems are interchangeable. Always identify the exact manufacturer, model and interface.

System Details

VIU System Components and Comparisons

ComponentRole within the systemDetails to confirm
21 Fr VIU sheathProvides the outer access and working structureSize, length, profile and lock
ObturatorFits the specified sheathStandard or visual type, length and tip
Rigid telescopeProvides endoscopic visualisationDiameter, working length and viewing angle
Working elementControls the compatible blade or knife carrierActive/passive mechanism and interface
Urethrotomy bladeModel-specific cutting componentShape, length and working-element compatibility
Blade carrierHolds the compatible bladeLock, travel and working element
Irrigation connectionConnects the approved fluid arrangementPort, stopcock and tubing interface
Light cableConnects the telescope to the light sourceConnector on both ends
Camera couplerConnects the telescope to the cameraEyepiece and camera-head compatibility
Sterilisation trayHolds compatible components during processingInstrument layout and IFU compatibility

The supplied package may contain only the sheath. Confirm every component included in the quotation.

VIU Sheath vs Complete VIU Set

Selection pointVIU sheath onlyComplete VIU set
ComponentsSheath, or sheath with specified accessorySheath plus compatible optical and working components
TelescopeNormally not included unless specifiedMay be included
Working elementNot automatically includedMay be included
Blade or knifeNot automatically includedMay be included or separately supplied
Light cableSeparate unless specifiedMay be included
Procurement priorityExisting system compatibilityComplete BOQ and system compatibility

Buyers should state clearly whether they need only a replacement 21 Fr sheath or a configured VIU instrument set.

VIU Sheath vs Cystoscope Sheath

FeatureVIU sheathCystoscope sheath
Instrument-system rolePart of an optical urethrotomy systemPart of a cystoscopy system
Working elementDesigned around a compatible urethrotomy componentUses a bridge and compatible cystoscopy instruments
Blade compatibilitySystem-specific urethrotomy blade or carrierNot implied
Telescope compatibilityVIU-system specificCystoscope-system specific
InterchangeabilityNot assumedNot assumed

A 21 Fr cystoscope sheath should not be substituted for a 21 Fr VIU sheath solely because the French size is the same.

System Compatibility

Component Compatibility Requirements

VIU Sheath vs Visual Obturator

A VIU sheath and visual obturator are different components:

The VIU sheath provides the outer access and system structure.
A visual obturator is a telescope-compatible obturator used with a matching sheath.
A standard obturator may not contain a telescope channel.
The exact obturator supplied with a VIU system is model-dependent.

Bharat Surgical lists Visual Obturator separately, confirming that it should not automatically be treated as part of every VIU sheath quotation.

Telescope Compatibility

Before ordering a 21 Fr VIU sheath, confirm:

Telescope manufacturer
Exact telescope model
Catalogue number
Telescope diameter
Working length
Viewing angle
Eyepiece type
Light-post connection
Distal optical alignment
Locking mechanism
Camera coupler

Two telescopes with the same diameter may differ in length, angle and proximal interface.

Working-Element Compatibility

The working element controls the movement of the compatible blade or knife carrier. Depending on the system, it may have an active or passive operating mechanism. Confirm:

Working-element manufacturer
Model or catalogue number
Active or passive action
Single- or double-stem design, where relevant
Telescope compatibility
Blade-carrier interface
Sheath lock
Working length
Return mechanism
Supplied handle or spring components

A TURP working element should not be assumed to fit a VIU sheath unless that exact system compatibility is documented.

VIU Blade and Knife Compatibility

Urethrotomy blades may differ in:

Blade shape
Cutting direction
Shaft or carrier length
Proximal connection
Distal exposure
Reusable or single-use classification
Compatible working element
Compatible telescope and sheath

The clinical selection and use of a blade are the responsibility of qualified healthcare professionals. Bharat Surgical’s public VIU sheath pages do not currently specify an included blade, so the page must not imply that one is supplied.

Construction & Checklist

Irrigation, Construction and Compatibility Checklist

Irrigation Configuration

Depending on the model, a VIU sheath may include:

Fixed irrigation port
Removable stopcock
Single-flow connection
Model-specific tubing connector
Separate bridge or adaptor

Before ordering, confirm number of ports, port position, stopcock design, thread type, tubing connection, required seals, cleaning access, and whether irrigation accessories are included. Do not assume that a connector from a cystoscope or resectoscope will fit the VIU sheath.

Material and Construction

Bharat Surgical’s related optical urethrotomy sheath page specifies stainless-steel construction. The exact stainless-steel grade is not stated and should be confirmed when required. Buyers should evaluate:

Sheath straightness
Surface finish
Internal-channel patency
Distal-profile condition
Telescope alignment
Working-element lock
Obturator fit
Stopcock movement
Seal condition
Corrosion or staining
Product marking
Traceability
Reprocessing compatibility

Material certificates, passivation information or surface-finish documentation should be requested where required by a hospital tender or importing authority.

Compatibility Checklist for a 21 Fr VIU Sheath

Compatibility pointInformation required
Sheath21 Fr size, working length, profile and lock
TelescopeManufacturer, model, diameter, length and viewing angle
ObturatorStandard or visual, size, length and interface
Working elementManufacturer, active/passive type and catalogue number
Blade or knifeShape, carrier and working-element compatibility
IrrigationPort, stopcock and connector
Camera systemCoupler and telescope-eyepiece compatibility
Light sourceLight cable connectors
ReprocessingValidated IFU for each reusable component
Replacement requestExisting markings, dimensions and photographs
DocumentationTender and destination-country requirements
Cleaning & Care

Reprocessing, Autoclaving and Inspection

Reusable and Sterile Supply Status

Bharat Surgical’s related product page describes the optical urethrotomy sheath as both reusable and sterile. These terms refer to different matters:

Reusable means the instrument is designed for repeated use when reprocessed according to validated instructions.
Sterile means a specific supplied unit has undergone a validated sterilisation process and is within its labelled sterile barrier and shelf life.

Because the public page does not provide packaging, sterilisation method or shelf-life details, sterile supply status must be verified in the final quotation. Do not assume that every reusable VIU sheath is delivered sterile.

Can the VIU Sheath Be Autoclaved?

Steam sterilisation should be used only when the manufacturer’s IFU validates it for the exact sheath and supplied components. Confirm:

Permitted sterilisation method
Required disassembly
Validated cycle parameters
Cleaning-agent compatibility
Stopcock and seal compatibility
Drying requirements
Packaging and tray requirements
Service-life or inspection criteria

The telescope, working element and blade may have separate reprocessing instructions.

General Reprocessing Considerations

Reusable VIU sheaths have narrow channels, locks, ports and detachable components that require careful reprocessing. The US FDA describes reprocessing as a multistep process involving cleaning followed by appropriate disinfection or sterilisation. Read the FDA’s reusable-device reprocessing information.

Follow the current product-specific IFU.
Begin point-of-use treatment as directed.
Separate the telescope, obturator and working element.
Remove detachable stopcocks and seals only as instructed.
Open valves and locks where specified.
Brush and flush accessible channels using validated accessories.
Operate moving parts during cleaning when instructed.
Use only compatible cleaning agents.
Rinse and dry all channels and components.
Inspect the sheath, ports, locks and distal end.
Reassemble only at the stage specified in the IFU.
Use only a validated sterilisation or disinfection cycle.
Protect the processed instrument from damage and recontamination.
Maintain required reprocessing records.

Cleaning must precede sterilisation or high-level disinfection because retained soil can interfere with the process. See the CDC disinfection and sterilisation guideline. The product-specific IFU and applicable local regulations always take priority.

Pre-Use Inspection Checklist

Sheath is correctly identified as 21 Fr
Tube is straight and free from dents
Distal profile is undamaged
Internal channel is unobstructed
Obturator fits the sheath
Telescope engages and aligns correctly
Working element locks securely
Compatible blade carrier moves according to its specification
Stopcock moves and closes correctly
Seals and connectors are complete
No visible soil, corrosion or staining is present
Reprocessing status is complete and documented — damaged, incomplete or incompatible components should be removed from service.
Procurement

Example VIU Instrument Set BOQ

ComponentSuggested quantity
VIU sheath 21 Fr1
Matching obturator1
Compatible rigid telescope1
Compatible working element1
Approved blade carrier1
Compatible urethrotomy bladesAs required
Irrigation stopcock and connector1 set
Light cable1
Camera coupler1
Cleaning accessories specified by the IFU1 set
Sterilisation tray or container1

This BOQ is a procurement template, not a clinical setup or procedural guide. The final configuration must be approved by qualified urology, biomedical and sterile-services personnel.

B2B Supply

Selection Guidelines & Supply Channels

Selecting the Correct VIU Sheath

Before requesting a quotation, determine:

Required 21 Fr sheath configuration
Existing system manufacturer
Sheath catalogue number
Working length
Telescope manufacturer and model
Telescope diameter
Telescope viewing angle
Standard or visual obturator requirement
Working-element type
Blade or knife carrier
Irrigation-port configuration
Light cable and camera compatibility
Replacement component or complete set
Reprocessing requirements
Required quantity and spares
Tender and documentation requirements

VIU Sheaths for Hospitals & Medical Colleges

For Hospitals: Hospitals and urology centres may request new 21 Fr VIU sheaths, replacement VIU sheaths, matching obturators, compatible telescopes, working elements, blade carriers, spare stopcocks and seals, sterilisation trays, biomedical compatibility review, and tender BOQ assistance. The existing system information should be provided before purchasing replacement components.

For Medical Colleges: Medical colleges and teaching hospitals may require complete VIU instrument configurations for authorised clinical use, demonstration, simulation or skills training. The intended environment should be specified so that the suitable component list, documentation and reprocessing requirements can be discussed.

VIU Sheaths for Dealers and Importers

Bharat Surgical accepts enquiries from:

Urology instrument dealers
Endoscopy-equipment distributors
Hospital suppliers
Medical-device importers
Tender suppliers
Export procurement companies

Dealers may request individual sheaths, complete sets, mixed urology-instrument orders, bulk quantities, export packaging and available technical documents. Destination-country registration, labelling and import requirements must be confirmed.

Why Source VIU Sheaths from Bharat Surgical?

Dedicated 21 Fr VIU sheath category
Stainless-steel optical urethrotomy sheath
Reusable instrument configuration
Replacement and complete-set enquiries
Telescope and working-element compatibility review
Supply for hospitals and medical colleges
Dealer, distributor and importer support
Bulk, institutional and export-order assistance

Exact working length, stainless-steel grade, telescope compatibility, supplied accessories, reusable status and sterile supply condition must be verified against the final quotation and product documentation.

Immediate Answers

Frequently Asked Questions

Technical, compatibility, ordering and reprocessing answers for the Bharat Surgical VIU Sheath 21 Fr range.

A VIU sheath is an outer instrument component used as part of a compatible visual internal urethrotomy system.

VIU commonly means Visual Internal Urethrotomy.

OIU commonly means Optical Internal Urethrotomy. VIU and OIU may describe similar instrument categories.

Bharat Surgical lists VIU Sheath 21 Fr as a dedicated urology instrument category.

The mathematical French-scale conversion is approximately 7.0 mm.

Not necessarily. Actual profile, tolerance, wall thickness and connector dimensions are product-specific.

Bharat Surgical’s related optical urethrotomy sheath page specifies stainless-steel construction.

The current public page does not state the exact grade. Request it in the technical quotation if required.

Bharat Surgical’s related product page describes the optical urethrotomy sheath as reusable.

The public page uses the term sterile but does not provide packaging or shelf-life details. Sterile supply status must be confirmed in the quotation.

No. A complete system may also require a telescope, obturator, working element, blade carrier and other accessories.

Not unless it is specifically listed in the quotation or set contents.

No. Telescope diameter, length, viewing angle and locking interface must match.

The telescope must align correctly with the sheath, working element and distal operating field.

It may be included or quoted separately. Confirm the package contents.

Only when the exact visual obturator is compatible with the selected 21 Fr sheath and telescope.

No. A visual obturator accommodates a telescope, while a standard obturator generally does not.

No. They belong to different instrument systems and have different working-component interfaces.

Not unless that exact compatibility is documented by the applicable manufacturer.

It is the compatible mechanism that controls the model-specific blade or knife carrier.

Not automatically. The sheath, telescope, carrier and instrument system must match the selected working element.

The public VIU sheath page does not confirm an included blade. It should be listed separately in the quotation.

No. Blade shape, carrier, length and working-element interface must be compatible.

The exact port and stopcock configuration must be confirmed for the selected model.

Availability depends on the sheath model. Submit the existing reference and photographs.

Only if the product-specific IFU validates steam sterilisation for the exact sheath and components.

Follow the IFU for brushing, flushing, rinsing, drying and inspection using validated accessories.

Yes. Cleaning must precede the applicable validated sterilisation or disinfection process.

Each component must be processed according to its own IFU, which may require separate disassembly and cycles.

Check the tube, distal end, internal channel, locks, stopcock, seals and component fit.

Yes, subject to confirming compatibility with the existing telescope, obturator and working element.

A configured set may be quoted after all system requirements are confirmed.

Matching may be reviewed using catalogue details, measurements, photographs or a physical sample.

It describes an intended interface and does not imply OEM manufacture, endorsement or universal compatibility.

Dealers, distributors, importers and institutional suppliers may request bulk quotations.

Price depends on the configuration, working length, compatible components, quantity, documentation and destination.

Provide the system manufacturer, catalogue numbers, telescope dimensions, viewing angle, working-element model and clear interface photographs.

Medical and Procurement Disclaimer: This page provides general product and procurement information for qualified healthcare organisations and medical-device buyers. It is not a clinical or procedural instruction and does not replace professional training, clinical judgement, institutional protocols or product-specific instructions for use. Intended use, compatibility, reprocessing, sterilisation, supplied condition and regulatory status must be verified before purchase and use.

Request a Quote for VIU Sheath 21 Fr

Contact Bharat Surgical with the required 21 Fr sheath configuration, working length, telescope model, viewing angle, obturator type, working element, blade-carrier details, quantity and delivery destination. For replacement enquiries, provide catalogue numbers and clear photographs of all connecting interfaces.
VIU Sheath 21 Fr Price Factors: Sheath-only or set supply, working length, telescope compatibility, obturator configuration, working-element interface, blade-carrier compatibility, irrigation components, included accessories, quantity, sterilisation tray, packaging, documentation, delivery destination.