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Roundfin RD-485 PRO Microtome

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Roundfin RD-485 PRO Microtome

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Roundfin Lab, Pathology & Blood Bank

Roundfin RD-485 PRO Microtome

0.1 μm Steps. Remote Control. Automatic Alignment. 0–999 μm Trimming. Section Counting. Sleep Mode.

The Roundfin RD-485 PRO Microtome is a semi-automated rotary microtome for hospitals, laboratories, universities, and research institutes, featuring automatic knife alignment, external remote control, 0.1 μm section-thickness increments, 0–999 μm trimming range, position memory, intelligent trimming, and an electronic handwheel with a mobile control display. Available through Medigear.uk.

Sections

Microtomes

Categories

Lab, Pathology & Blood Bank

Condition

New

Origin

China

Seller Type

Certified Professional Seller

CE & ISO Certified

Global Shipping

Supplier: Medigear

The Roundfin RD-485 PRO Microtome is a semi-automated rotary microtome designed for use in hospitals, laboratories, universities, and research institutes, providing reliable support for pathological tissue sectioning. As the most advanced model in the Roundfin microtome range, the RD-485 PRO introduces semi-automatic operation, along with features not available on the manual Roundfin models: automatic knife alignment, position memory, external remote control, and intelligent trimming. Medigear.uk supplies the RD-485 PRO and can advise on configuration and laboratory installation.

The section thickness range is 0–100 μm in 0.1 μm increments, providing finer minimum adjustment than the 0.5 μm increments of the manual Roundfin microtome models. The trimming thickness range extends from 0–999 μm in 0.1 μm increments, significantly broader than the 0–60 μm range of manual models. Retraction distance is 1–100 μm and can be turned off. Rough feed speed is 1–5 mm/s adjustable, precision feed speed is 0.1–1 mm/s adjustable, and jog distance range is 1–100 μm adjustable.

The sample size accommodates either a wax block clamp (50×60×40 mm) or a standard cassette clamp. Specimen orientation is X/Y ±16°, Z-axis 360° rotation. Horizontal specimen stroke is 32±1mm, and vertical specimen stroke is 72mm. Blade holder clearance angle is 0°–15°. Product dimensions are 620×540×350mm (L×W×H) with a net weight of 45 KGS. Power supply is AC 220V ±10 %, 50Hz ±1Hz, 150VA.

Certification covers CE and ISO 13485. Warranty covers 1 year. The RD-485 PRO's ergonomic handwheel integrates a mobile control display screen, multiple trimming and sectioning methods, and physical buttons for tactile operation, providing a more intuitive user experience than manual handwheel-only operation. All ten core functions, including automatic tool alignment, section counting, sleep mode, and one-button return, are designed to reduce manual intervention and improve consistency and efficiency during routine pathological section preparation. We can provide the full specification and supply terms on request.

NHS histopathology departments, hospital diagnostic laboratories, and specialist pathology services requiring the most advanced Roundfin sectioning instrument represent the primary procurement context for the Roundfin RD-485 PRO Microtome. The semi-automated operation, automatic knife alignment, position memory, and intelligent trimming reduce manual intervention and operator-dependent variability, supporting higher consistency across multiple operators and extended working sessions. The external remote control enables operation from a comfortable position without being tethered to the handwheel, supporting ergonomic flexibility in high-volume sectioning environments. Medigear.uk supplies the RD-485 PRO and can provide NHS procurement documentation.

University histology departments, medical school teaching laboratories, and research institutions benefit from the RD-485 PRO's half-cycle reciprocating sectioning and trimming mode, section counting with automatic trimming exclusion, and sleep mode with adjustable duration — operational features that support structured, reproducible research protocols and reduce instrument running costs during inactive periods. The real-time specimen clamp position display with limit alarm and ±8° X/Y orientation, with clear scale, supports a precise, documented specimen setup. Medigear.uk can advise on RD-485 PRO configuration for research and educational procurement.

Laboratories upgrading from manual microtome platforms — including from other Roundfin manual models — will find the RD-485 PRO's one-button return function, three independent handwheel locking systems, and 16° angle-adjustable specimen clamp provide meaningful efficiency and safety improvements. The mobile display screen, handwheel, and physical button operation provide an accessible user experience for operators transitioning from manual instruments. Medigear.uk can advise on selecting between the RD-485 PRO and the manual Roundfin model for upgrade procurement decisions.

Private pathology laboratories and contract diagnostic testing facilities requiring the highest Roundfin specification for demanding pathological section preparation will find the Roundfin RD-485 PRO available through Medigear.uk. Medigear.uk can discuss supply terms, compare it with manual Roundfin models, and advise on the most appropriate instrument for specific laboratory workflow requirements.

Only Semi-Automated Model in the Roundfin Microtome Range

The RD-485 PRO is the sole semi-automated model across the Roundfin rotary microtome range, introducing electronic automation, remote control, and intelligent software-driven functions unavailable in the manual RD-315, RD-465, RD-475, and RD-495 models. For laboratories whose sectioning workflow demands exceed what manual instrument operation can provide in terms of consistency, efficiency, and ergonomics, the RD-485 PRO is the premium choice within the Roundfin portfolio.

Automatic Knife Alignment Eliminates Manual Specimen Approach

The automatic knife alignment function moves the tissue to the blade edge upon activation, eliminating the manual specimen advancement step from the pre-sectioning workflow. This automation saves alignment time across large daily specimen batches, improves repeatability between operators, and reduces the risk of blade contact during manual advancement. For high-throughput laboratories where setup time per specimen is a significant proportion of the total cycle time, automatic alignment delivers measurable improvements in workflow efficiency.

External Remote Control for Ergonomic Operation

The external remote-control capability enables full-function operation without physical interaction with the instrument's handwheel panel, allowing the operator to maintain an ergonomically optimal body position during sectioning and observe the ribboning process from the optimal viewing position. For histotechnicians performing extended sectioning sessions, the ergonomic benefit of remote-controlled operation is directly relevant to preventing repetitive strain injury and supporting sustained operator comfort.

0.1 μm Increment for Superior Thickness Precision

The 0.1 μm step increment across both the section thickness and trimming thickness ranges provides a fivefold finer adjustment resolution than the 0.5 μm minimum increment of the manual Roundfin models. This finer step enables precise targeting of section thickness at the diagnostically critical thin end of the sectioning range, where differences of 0.1–0.2 μm can affect morphological preservation and staining outcomes in demanding diagnostic and research applications.

0–999 μm Trimming Range — 16× Broader Than Manual Models

The 0–999 μm trimming range provides over 16 times the trimming depth available on the 0–60 μm range of the manual Roundfin models, with 0.1 μm increments. This extended trimming range accommodates deep block trimming operations, large-block face preparation, and research protocols that require rapid, large-step tissue advancement, without the need for separate trimming equipment or manual cassette manipulation.

Section Counting with Automatic Trimming Exclusion

The section-counting function automatically records productive sectioning strokes and excludes trimming strokes from the count, providing accurate section-number data for laboratory records, research protocols, and specimen documentation. This eliminates the need for manual section counting, reduces documentation errors, and provides reliable per-specimen section-yield data for clinical and research workflow management.

Position Memory and Intelligent Trimming

Position memory allows the instrument to retain specimen position data, supporting return to a precise cutting position after interruptions without manual repositioning. Intelligent trimming enables automated trimming cycles to be configured and executed without continuous operator attendance, further reducing manual involvement in the preparatory phase of the sectioning workflow.

Electronic Handwheel with Mobile Display Screen

The RD-485 PRO's handwheel integrates a mobile control display screen, physical tactile buttons, and multiple trimming and sectioning method options, providing a flexible and intuitive control interface that improves on the purely mechanical handwheel of manual microtome models. The mobile display's flexible placement means the handwheel can be positioned optimally for the operator without space constraints.

Three Independent Locking Systems for Flexible Safety

The combination of 360° position lock, top quick lock, and electronic lock provides appropriate security for different operational contexts — routine specimen changeover, rapid emergency stopping, and full electronic lockout — giving operators flexible locking options beyond the single mechanical lock typical of manual microtomes.

Section Thickness Range: 0–100 μm

0.1 μm increment — the finest adjustment resolution in the Roundfin microtome range. Five times finer than the 0.5 μm minimum of manual models.

Trimming Range: 0–999 μm

0.1 μm increment. Over 16 times broader than the 0–60 μm trimming range of manual Roundfin models.

Automatic Knife Alignment

Tissue automatically moves to the blade edge upon activation. Eliminates manual specimen approach and reduces setup time per specimen.

External Remote Control

All functions are operable via remote. Supports ergonomic operation and optimal operator positioning during extended sectioning sessions.

Position Memory

Instrument retains specimen position after interruptions. Supports return to precise cutting position without manual repositioning.

Section Counting

Automatic productive stroke counting with trimming exclusion. Provides accurate per-specimen section yield data for records.

Half-Cycle Reciprocating Mode

Sectioning or trimming on selected stroke direction only. Provides operational flexibility beyond continuous full-cycle mode.

Sleep Mode

Automatic low-power standby with freely adjustable duration. Reduces energy consumption during inter-case and break intervals.

Electronic Handwheel with Mobile Display

Physical button tactile interface. Mobile display screen flexible placement. Multiple trimming and sectioning methods are available.

Three Independent Locking Systems

360° position lock, top quick lock, and electronic lock. Flexible security options for varied operational contexts.

Certifications: CE, ISO 13485

Medical device quality management certification. Supports NHS, research, and institutional procurement governance.

Warranty: 1 Year

Annual warranty with CE and ISO 13485 certification. Medigear.uk can advise on extended support options.

The Roundfin RD-485 PRO Microtome is a semi-automated rotary microtome suited to NHS histopathology departments, hospital diagnostic laboratories, university research institutions, and private pathology services requiring the most advanced operational capabilities in the Roundfin microtome range, including automatic knife alignment, external remote control, position memory, intelligent trimming, section counting, 0.1 μm step increments, and a 0–999 μm trimming range. Its electronic handwheel with mobile display, three independent locking systems, ±16° specimen orientation, 0–100 μm section thickness range, and 1-year warranty delivers the premium semi-automated pathological tissue sectioning solution in the Roundfin range. Contact Medigear.uk for specifications, pricing, or expert procurement assistance.

FAQ

Frequently Asked Questions

Everything buyers need to know about sourcing medical equipment through MediGear.

The RD-485 PRO is the only semi-automated model in the Roundfin rotary microtome range. Its capabilities absent from all manual Roundfin models include automatic knife alignment, position memory, external remote control, intelligent trimming, section counting with automatic trimming exclusion, half-cycle reciprocating sectioning and trimming mode, sleep mode with adjustable duration, real-time specimen clamp position display with limit alarm, and an electronic handwheel with mobile display screen. These features collectively reduce manual operator intervention and operator-dependent variability, supporting higher consistency and efficiency in demanding sectioning environments.

When activated, the automatic knife alignment function moves the tissue specimen automatically to the blade edge, eliminating the need for manual specimen advancement to the cutting position. This automation reduces the time spent on the initial specimen approach before sectioning begins, is more repeatable than manual alignment, and reduces the risk of accidental contact between the specimen and the blade edge during manual positioning. For laboratories processing high specimen volumes, where alignment time accumulates significantly over a working session, automatic alignment provides a meaningful gain in workflow efficiency.

External remote control allows all microtome functions to be operated remotely from a separate control unit, without the operator needing to interact directly with the instrument's handwheel or control panel. This remote operation capability enables the operator to maintain a comfortable and ergonomic body position during sectioning, reduces repetitive reaching and handwheel rotation strain during extended sessions, and allows the operator to observe the section ribboning process from a different angle while maintaining full instrument control.

The RD-485 PRO offers 0.1 μm step increments across both the section thickness range (0–100 μm) and trimming thickness range (0–999 μm). This compares to the minimum 0.5 μm increment of the manual Roundfin models (RD-465, RD-315, RD-475) for section thickness. The finer 0.1 μm step allows more precise control of thickness at the thinner end of the sectioning range, where even small differences in section thickness can affect diagnostic quality or comparability of research sections.

The section-counting function automatically records the number of sections cut, excluding trimming strokes from the count, providing an accurate record of productive sectioning strokes rather than total handwheel rotations. This data supports workflow monitoring, documentation of section numbers in laboratory records, and specimen management in research protocols that require specific section numbers for each specimen. The automatic trimming exclusion means that the section count reflects the actual diagnostic sections produced rather than the total mechanical cycles.

Half-cycle reciprocating mode allows the microtome to perform sectioning or trimming on only the downstroke or upstroke of the handwheel cycle, rather than the full reciprocating cut. This operational mode supports specific sectioning workflows and specimen types where single-direction cutting is preferred. It provides additional operational flexibility beyond the continuous full-cycle sectioning mode standard on manual microtomes.

The RD-485 PRO handwheel has three independent locking mechanisms: a 360° position lock that can secure the handwheel at any rotational position, a top quick lock for rapid handwheel securing at the top dead centre position, and an electronic lock accessible via the control interface. This combination of mechanical and electronic locking provides flexible security options for different operational contexts — routine specimen changeover, emergency stopping, and full electronic lockout — supporting safe operation across varied laboratory workflows.

Yes — the RD-485 PRO is designed with accessibility features that support operators transitioning from manual microtome operation: the physical button handwheel provides tactile feedback familiar to manual instrument users, the mobile display screen communicates instrument status clearly, and the one-button return function simplifies specimen replacement. The instrument's automatic features reduce training complexity by handling previously manual tasks such as alignment and position memory. Medigear.uk can advise on transition planning for the transition from manual Roundfin models to the RD-485 PRO.

The sleep mode allows the RD-485 PRO to automatically enter a low-power standby state after a freely adjustable period of inactivity, reducing power consumption during idle periods such as lunch breaks or inter-case intervals. The sleep duration threshold is programmable to match laboratory workflow patterns, supporting energy-efficiency management in laboratories that run the instrument over extended working days. The sleep mode can be configured without affecting stored position memory or operational settings.

The real-time specimen clamp position display shows the current clamp position on the instrument's display screen, providing the operator with precise position feedback during specimen setup and orientation. The limit alarm triggers when the clamp approaches the extremes of its travel range, preventing the operator from inadvertently driving the clamp beyond its mechanical limits during specimen advancement. Together, these features support precise, safe specimen positioning without requiring the operator to judge proximity to mechanical limits visually.