The Pathology Company

Leica RM2245
The Manual Microtome with High-Precision
Motorized Specimen Feed
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The Leica RM2245 –

Efficiency Goes Hand in Hand with Comfort
The Leica RM2245 semi-motorized rotary microtome maximum section reproducibility. operator fatigue is reduced
represents the perfect combination of economic efficiency through the use of the patented spring system, which
and user comfort. It is the instrument of choice for clinical eliminates the need for a heavy counter balance weight in
histology and histopathology applications, as well as for the handwheel. Enhanced user comfort results in maximum
research applications. workplace efficiency and high specimen throughput.

The Leica RM2245 is designed to meet the many requirements With the Leica RM2245 there is a choice between the
of modern laboratories. This task is fulfilled without conventional manual sectioning method of full handwheel
compromise by combining proven technology and exemplary rotation and the “rocking mode.” In rocking mode, the
safety standards with functionality and ergonomic design. handwheel is only turned back and forth over a short
distance. Every change in rotation direction is automatically
Manual sectioning is enhanced by the high-precision motorized translated into a specimen feed or retraction movement.
specimen feed, which results in efficient operation with
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The Useful Details Show a Great Design

Concept
Comfortable operation Safety during sectioning Ergonomics and user safety

All functions are controlled via a compact, Safety is ensured by the integrated, The smooth-running safety hand-wheel
space-saving control panel with areas red finger protection guard of the knife has an ergonomically shaped handle. A
in contrasting colors and touch-sensitive holder E that uniquely shields the hand-wheel locking device for one-thumb
buttons that allow ‘blind operation.‘ Panel blade edge. When used correctly the operation locks the specimen head in the
inclination is adjustable, and the panel integrated finger protection guard uppermost position, which is ideal for
can be positioned either on the left or rules out potential injuries. changing the specimen and/or blade. A
right side of the instrument. second locking mechanism on the
microtome base allows locking the object
head in any position.

Spacious, magnetized section waste tray Unobstructed work area and stability Easy to clean

The spacious section waste tray reliably To provide improved access to the cutting Due to the rounded shape of the Leica
collects sectioning debris. It is safely held area, several clamping levers that are not RM2245 instrument’s one piece housing,
in position by magnets, yet is easily routinely used have been replaced by section waste is easily removed.
removable for emptying and cleaning. hidden clamping devices without The integrated slot cover prevents debris
compromising standard setting options. from entering the internal mechanisms of
Maximum rigidity and stability are provided the microtome.
by the optimized microtome base plate.
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Well thought-out and proven

• The Leica-Patented Force

Compensation System: for extremely
smooth manual handwheel operation.

• The Precision Micrometer Feed

System: from 0.5 µm to 100 µm in
sectioning mode and 1 µm to 600 µm
in trimming mode via stepper motor.

• The Leica Control Panel Concept:

separate and intuitive control panel
for instrument settings and
communication display integrated in
the instrument housing at eye level.

• Accessories: a wide range of blade or

knife holders and specimen holders is
available for a variety of applications.

Precision specimen orientation with clear Lateral knife holder adjustment Cool storage of specimen blocks
zero reference point
The entire width of the microtome blade A cooling plate with thermo element
This orientation mechanism sets new can be used without having to release can be used for cold storage of specimen
standards of precision and is very easy the blade clamping mechanism. Using the blocks either on top or on either side of
to operate. An important detail: entire knife edge saves costs, especially the microtome.
Calibrated controls make it easy to adjust in laboratories with high specimen
a specimen to an exact zero position throughput. Three predefined stop positions
indicated by red pins or a measurable (left, center, right) correspond to the
variable on the X/Y axis for re-cuts. width of a standard histology cassette.
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Technical Specifications
Electric coarse feed 300 µm/s and 900 µm/s
Section thickness Maximum specimen
Setting range 0.5 – 100 µm size (L x H x W) 50 x 60 x 40 mm
Setting values from 0.5 – 5 µm in 0.5 µm increments Specimen orientation horizental: 8°, vertical: 8°
from 5 – 20 µm in 1 µm increments Nominal supply voltages 100/120/230/240 V AC ± 10%
from 20 – 60 µm in 5 µm increments Nominal frequency 50/60 Hz
from 60 – 100 µm in 10 µm increments Power draw 70 VA

Trimming section Dimensions basic instrument

thickness setting range 1 – 600 µm Width (incl. handwheel) 413 mm
Object feed 28 mm ± 1 mm, feed motion Depth (incl. waste tray) 618 mm
via step motor
Height (with storage
Vertical specimen area on cover) 305 mm
stroke 70 mm
Weight (without
Sectioning modes 2 manual modes (conventional full accessories): approx. 37 kg (87 Ibs)
handwheel rotation and rocking mode)
Specimen retraction 5 – 100 µm in 5 µm increments,
Dimensions control panel
can be turned off
WxDxH 94 x 164 x 50 mm

A wide range of accessories is available upon request. Weight approx. 0.450 kg (1Ib)
Technical specifications are subject to change without notice.
Certifications: CE, c-CSA-us

The Leica RM2245 features at a glance

• Precision specimen orientation with zero point reference • Precise knife holder lateral movement
• Compact, ergonomic overall design • User safety integrated into overall design
• Section thickness totalizer and section counter • Smooth-running handwheel with integrated quick-lock
• Easy alternation between trimming and sectioning function mechanism
• Two motorized forward and backward specimen coarse feed • Ergonomically optimized handwheel handle
speeds • Communication display integrated in instrument housing
• Programmable specimen retraction • Enclosed micrometer mechanism
• Low-maintenance cross roller bearings • Spacious magnetized section waste tray
• Knife holder concept for disposable blades, with finger guard • Intuitive control panel
in contrasting color • Wide range of accessories
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Consistant
sharpness
and durability
for quality
sections
To help you cut the best possible sections,
Leica Biosystems has a broad range of
blades and knives for microtomes and
cryostats. This range consists of both high
and low profile disposable microtome
blades to provide precision cutting for
all tissue types, including difficult tissue
types such as uterus.
Whether for dense or soft tissue, frozen or
routine sectioning, biopsies or large tissue
samples, Leica Biosystems has a range of
blades to meet your sectioning needs.
LeicaBiosystems.com

TOTAL PARAFFIN SECTIONING SOLUTIONS

Leica Surgipath Microtome Blades

Achieve quality sections from our broad range of finely-engineered
microtome blades.

Leica Surgipath Slides

With many color and adhesive options you’re sure to find the ideal slide
for your application.

Leica HI1210 Water Bath for Paraffin Sections

A flattening bath for paraffin sections and a water bath maintaining
specimens and solutions at required temperatures for IHC applications.

Leica HI1220 Flattening Table for Paraffin Sections

A flattening table with a large jet black aluminum work surface to
provide high thermal conductivity rates and outstanding resistance
to mechanical manipulations.

LEICA biosystems
Leica Biosystems is a global leader in workflow solutions and automation, Leica Biosystems brings
striving to advance cancer diagnostics to improve patients’ lives. Leica together products,
Biosystems provides anatomic pathology laboratories and researchers a
quality and support.
comprehensive product range for each step in the pathology process,
from sample preparation and staining to imaging and reporting. Our
Offering a complete solution
easy-to-use and consistently reliable offerings help improve workflow that helps you advance workflows, enhance
efficiency and diagnostic confidence. The company is represented in over diagnostic clarity and deliver what really
100 countries and is headquartered in Nussloch, Germany. matters – better patient care.

Leica Biosystems – an international company with a strong network of

worldwide customer service.

North America Sales and Customer Support

North America 800 248 0123
Asia/Pacific Sales and Customer Support
Australia 1800 625 286
China +85 2 2564 6699
Japan +81 3 5421 2804
South Korea +82 2 3416 4500
New Zealand 0800 400 589
Singapore +65 6779 7823
Europe Sales and Customer Support
95.11550 Rev D - 7/2014 ∙ Copyright © by Leica Biosystems, Nussloch, Germany, 2014.
For detailed contact information about European sales offices or distributors Subject to modifications.
please visit our website. LEICA and the Leica Logo are registered trademarks of Leica Microsystems IR GmbH.