Multifunctional tissue analyser

Introduction

A multifunctional tissue analyzer is an instrument that combines the multiple functions for the analysis of the tissues and the food samples, such as the texture analysis, the rheological measurement, and the other physical property measurements, and it is used in the food, the biomedical, the pharmaceutical, and the research fields. The multifunctional tissue analyzer consists of a measurement platform, the various probes and the fixtures, such as the compression probes, the penetration probes, the cutting blades, and the extension grips, a force and a displacement measurement system, and a control and a data analysis system, and it performs the various tests, such as the compression, the penetration, the cutting, the extension, the relaxation, and the creep, and it measures the parameters, such as the hardness, the firmness, the adhesiveness, the springiness, the cohesiveness, and the other texture and the rheological parameters; the multifunctional tissue analyzer is used for the texture analysis of the food products, for the measurement of the physical properties of the biological tissues, for the assessment of the freshness and the ripeness of the fruits and the vegetables, for the quality control, for the product development, for the research, and for many other applications, and it provides features such as the programmable test protocols, the data analysis software, and the various fixtures; the multifunctional tissue analyzer is an essential instrument for the comprehensive analysis of the tissues and the foods. Multifunctional tissue analyzers are used in the food industry, in the biomedical research, in the pharmaceutical industry, in the agricultural research, and for many other applications. With their multiple functions, multifunctional tissue analyzers are essential for the comprehensive analysis.

Multifunctional Tissue Analyser LMTA-T2010

Multifunctional Tissue Analyzer a 60 to 1800 r/min shaking speed range for efficient, versatile tissue analysis. It incorporates a secure tank locking system that ensures tight sealing o...

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Standards

IEC 61010-2-081:2015-Particular requirements for automatic and semi-automatic laboratory equipment for analysis and other purposes

Complies with the above standards, but is not limited to them.

Features

1. Multifunctional tissue analyser for comprehensive analysis of biological tissue samples in pathology and research.

2. Integrated system combining tissue processing, staining, imaging and/or quantitative analysis for histology/life science.

3. Suitable for hospital pathology, clinical diagnostics, pharmaceutical, biotech and academic research laboratories.

4. Includes analyser body, sample handling, staining/processing modules, imaging/detection system, software and manual.

5. Supports tissue processing, section staining (H&E, IHC, special stains), digital imaging and quantitative tissue analysis.

FAQ

Q1: What testing scenarios is this analyser mainly applied to?

A: The multifunctional tissue analyser is used in hospital pathology, clinical diagnostics, pharmaceutical, biotechnology, and academic research laboratories for comprehensive analysis of biological tissue samples, integrating multiple functions (tissue processing, staining, imaging, and/or quantitative analysis) in one system to streamline histology workflows and provide consistent, reproducible results. It supports hospital pathology (routine histopathology - tissue processing (fixation, dehydration, clearing, infiltration, embedding), section staining (H&E - hematoxylin and eosin for routine diagnosis), special stains (PAS, Masson trichrome, Gram, Ziehl-Neelsen, reticulin, etc.), immunohistochemistry (IHC - antibody staining for protein markers (e.g., HER2, ER, PR, Ki-67, CD markers)), digital slide scanning and image analysis (quantify staining intensity, positive cell percentage, tumor area), clinical diagnostics (cancer diagnosis/grading, biomarker assessment for targeted therapy (HER2 for breast/gastric cancer, PD-L1 for immunotherapy), infectious disease detection (special stains, IHC)), pharmaceutical (drug discovery and development - tissue-based biomarker analysis, toxicity studies (histopathology of animal tissues), pharmacodynamics (target engagement in tissue), high-throughput tissue screening, quality control of biologic products), biotechnology (cell/tissue engineering (tissue construct analysis), regenerative medicine (stem cell differentiation in tissue), and academic/medical research (basic research in biology, pathology, immunology, neuroscience; tissue morphology studies, protein expression/localization, spatial transcriptomics (if compatible), quantitative histomorphometry). "Multifunctional" means the system combines capabilities that traditionally require separate instruments: e.g., an automated stainer that also does IHC and special stains, or a tissue processor with integrated staining, or a digital pathology system with image analysis. The specific functions depend on the model - common modules: tissue processor (automated fixation/dehydration/infiltration), stainer (H&E, special stains, IHC), coverslipper, digital slide scanner, and image analysis software (quantify IHC intensity, cell counting, area measurement, tumor/stroma ratio).

Q2: What standards does the analyser comply with?

A: The multifunctional tissue analyser follows relevant ISO, IEC, FDA, CLSI and GB/T standards including ISO 15189 (medical laboratories - quality and competence), ISO 15190 (medical laboratories - requirements for safety), IEC 61010 (laboratory electrical equipment safety), IEC 60601 (medical electrical equipment, if diagnostic), FDA (if used in clinical diagnostics - 510(k) clearance for IVD assays/instruments), CLSI (Clinical and Laboratory Standards Institute) guidelines for histology/staining, ASCP/CAP (College of American Pathologists) standards for pathology labs, ISO 13485 (medical device quality management), and GB/T standards for medical/analytical instruments. The hardware complies with applicable safety (IEC 61010/60601), EMC (IEC 61326), and biological safety (biosafety cabinet if handling infectious tissues). For IVD (in vitro diagnostic) use, assays and instruments must be FDA-cleared/CE-IVD/NMPA-approved. For clinical use, follow accreditation requirements (CAP, ISO 15189, Joint Commission). For research use only (RUO), follow GLP (good laboratory practice) for preclinical studies. Reagents (antibodies, stains) must be validated for the assay and tissue type. For digital pathology/image analysis, follow FDA guidance on digital pathology (21st Century Cures Act, FDA digital pathology guidance) and ALM/ACDP guidelines. For pharmaceutical toxicity studies, follow GLP (OECD/ FDA 21 CFR Part 58) and FDA Red Book. For regulated labs, maintain equipment qualification (IQ/OQ/PQ), calibration records, and assay validation.

Q3: What is the warranty period for the whole analyser and key components?

A: The whole multifunctional tissue analyser is covered by a 12-24 month warranty (medical/lab instruments often 1-2 years; some 3 years with service contract). The instrument body, robotics/motion system, optical/detection system, controller/software, and housing are covered, while reagents/consumables (stains, antibodies, buffers, slides, coverslips - per-slide cost), filters/optics (wear/degradation), lamps/LEDs (wear), and tubing/valves (wear from chemicals) are consumables/accessories. Damage from improper use, using non-approved reagents (can damage tubing/optics, void warranty), reagent spills/corrosion (stains, solvents - clean promptly), clogging (tissue debris, precipitate - clean/flush), optical contamination (dust, oil on lenses - clean per manufacturer), software issues (unauthorized updates, data loss), or unauthorized repair is excluded. Extended warranty and service contracts (preventive maintenance, calibration, reagent supply, software updates) are standard for pathology instruments and strongly recommended (downtime delays patient diagnosis/research). Optics/lamps last 3-7 years; tubing/valves need periodic replacement (1-3 years depending on chemical exposure); reagents are ongoing cost.

Q4: Is this device difficult to operate? Is professional training required?

A: Operation requires trained histology/pathology laboratory personnel (familiar with tissue processing, staining, biosafety, and potentially image analysis). We provide operation manuals, installation, and training (typically 2-5 days depending on complexity). Proper setup (place in dedicated lab space (histology lab, clean area), connect power (dedicated circuit, UPS for critical systems), water (for processing/washing), ventilation (fume extraction for xylene, formalin, alcohols - these are toxic/flammable), install software (configure, user access, data storage), verify performance (IQ/OQ for clinical/GMP - verify all modules: processing, staining, imaging, analysis), reagent preparation (load reagents (stains, antibodies, buffers, alcohols, xylene substitutes) per manufacturer; verify reagent levels, expiry dates; for IHC: optimize antibody dilution, antigen retrieval (HIER - heat-induced epitope retrieval), detection system), sample preparation (tissue fixation (10% neutral buffered formalin, 24-48 hours), grossing, processing (dehydration, clearing, infiltration, embedding in paraffin), sectioning (microtome, 4-5 micrometer sections, mount on positively charged slides), baking (adhesion), deparaffinization (if stainer does not do automatically), loading slides into instrument (follow loading pattern, include controls (positive, negative, isotype for IHC)), operation (select protocol (H&E, special stain, IHC assay), start run (instrument automates: deparaffinization, antigen retrieval (if IHC), staining, washing, counterstaining, dehydration, clearing, coverslipping (if integrated), monitor run (reagent levels, errors, timing), for digital imaging: load stained slides into scanner, select scan settings (resolution (20x/40x), area, focus), scan (whole slide image), for image analysis: select analysis algorithm (IHC scoring (H-score, % positive), cell counting, area measurement, tumor/stroma segmentation), run analysis (AI/algorithm quantifies), review/verify (pathologist reviews digital slides and analysis results - AI is adjunct, pathologist makes diagnosis), post-run (remove slides, store properly, clean instrument (flush lines, wipe spills, empty waste), maintain reagent inventory, archive data (digital slides, analysis results - secure storage, backup), maintenance (daily: clean exterior, check reagent/waste levels, run system check; weekly: clean staining chambers, flush lines, inspect optics; monthly: replace filters, verify calibration, check tubing/valves; semi-annually/annually: professional preventive maintenance (optics, robotics, lamp replacement, software update, full calibration/requalification), troubleshooting (staining uneven/weak (reagent depleted/expired, protocol error, antigen retrieval insufficient, tissue underfixed - check reagents, optimize protocol, verify fixation), background staining (IHC) (antibody too concentrated, insufficient blocking, endogenous peroxidase/biotin - optimize dilution, increase blocking, use appropriate detection), no staining (antibody wrong, antigen retrieval failed, detection system issue, tissue overfixed - verify antibody, optimize HIER, check detection), scanner focus issues (slide dirty, scan settings wrong, tissue uneven - clean slide, adjust settings, rescan), analysis inaccurate (algorithm not validated for tissue type, poor staining quality, artifacts (folds, bubbles, necrosis) - validate algorithm, exclude artifacts, pathologist review), instrument error (clogged lines, reagent leak, robotic error, software crash - clear clog, clean spill, restart, service), and safety (BIOLOGICAL HAZARD (tissues may contain infectious agents (HIV, HBV, HCV, TB, COVID), formalin-fixed tissue is lower risk but still handle with PPE; use biosafety cabinet for fresh/unfixed tissue; wear gloves, lab coat, eye protection; decontaminate spills with disinfectant; dispose biohazard waste properly), CHEMICAL HAZARD (reagents: formaldehyde (fixative - carcinogen, irritant), xylene/xylene substitute (clearing - neurotoxic, flammable), alcohols (flammable), hematoxylin/eosin (stains - irritant), DAB (IHC chromogen - carcinogen! handle with care, dispose as hazardous), antibodies (biological - handle per SDS), use fume hood for volatile chemicals, ensure ventilation, wear PPE, have spill kit/eyewash), ELECTRICAL/OPTICAL (proper grounding, do not use with wet hands, do not look directly into light source (some use UV/bright light - follow safety), do not block vents), WASTE (chemical waste (xylene, alcohol, DAB), biohazard waste (tissues, contaminated slides) - segregate and dispose per regulations), DATA INTEGRITY (for clinical/GMP: patient data privacy (HIPAA), 21 CFR Part 11 (electronic records), secure storage, backup, audit trail; digital slides contain PHI - protect), PATHLOGIST SAFETY (pathologists reviewing slides - ergonomics, screen time), do not use expired reagents (invalid results), for clinical diagnosis: pathologist must verify all results (AI/image analysis is adjunct, not standalone diagnosis - FDA requires human review), do not bypass safety interlocks) are critical for safe and effective tissue analysis.

Q5: What is the typical lead-time for order delivery?

A: Standard models require 7-30 working days. In-stock units can ship within 3-7 working days. Custom configurations or large built-to-order systems may require additional time, and we confirm the exact schedule before order confirmation.

Q6: Is regular calibration required? What is the recommended calibration cycle?

A: Calibration/performance verification recommended every 6-12 months (or per quality system) by manufacturer or certified technician: optical calibration (lamp intensity, focus, color calibration for scanner/stainer - with reference slides/standards), robotic/motion calibration (positioning accuracy), temperature verification (processing/staining modules - with certified thermometer), and software/algorithm validation (for image analysis - verify with reference slides, sensitivity/specificity). Routine monitoring: control slides (positive/negative for each IHC run), staining quality checks (daily/weekly per CAP/ISO 15189), scanner focus/color check (before each batch), reagent QC (each new lot). Full annual preventive maintenance (optics, robotics, lamp, tubing, software) by manufacturer. For clinical labs (CAP, ISO 15189, Joint Commission), follow applicable schedules and maintain records (calibration certificates, control slide results, reagent QC, maintenance logs, as-found/as-left data). For pharmaceutical GLP studies, follow GLP equipment calibration and maintenance requirements. For digital pathology AI algorithms, periodic performance monitoring (drift, accuracy) is recommended as part of software validation. Reagent lot-to-lot verification is required for IVD assays (parallel testing of new lot with old lot using control tissues).

Q7: Are supporting consumables universal?

A: Reagents and consumables are often INSTRUMENT-SPECIFIC (proprietary stains, antibodies, buffers, cartridges for automated stainers (Ventana, Leica, Dako use proprietary reagent systems); using third-party reagents may invalidate assay/warranty and regulatory compliance). Slides/coverslips (standard microscope slides, positively charged for IHC - universal from lab supply (Fisher, VWR, Thermo), embedding supplies (paraffin, cassettes, molds - universal), staining jars (manual - universal), and cleaning supplies are available from lab supply companies, though reagents, cartridges, and some optics are brand-specific (use OEM or validated compatible for IVD/clinical use). Long-term consumable cost is SIGNIFICANT (reagents per slide: H&E $1-5, IHC $20-100+ depending on antibody; scanner/analysis has lower per-slide cost but high upfront; reagent supply contracts are common).

Q8: Can I customize parameters or supporting accessories?

A: Customization includes modules/functions (tissue processor only, stainer only (H&E, special stains, IHC), digital slide scanner only, image analysis software only, or integrated multi-module system (processor + stainer + coverslipper + scanner + analysis)), staining capability (H&E only, special stains (PAS, trichrome, Gram, AFB, reticulin, etc.), IHC (antibody panel - oncology (HER2, ER, PR, Ki-67, PD-L1), immune markers (CD3, CD4, CD8, CD20, CD68), etc.), ISH (in situ hybridization - FISH, CISH, RNAscope), multiplex IHC (multiple markers on one slide)), digital imaging (whole slide scanner (20x/40x, brightfield, fluorescence), image analysis software (IHC scoring, cell counting, spatial analysis, AI tumor detection, multiplex analysis), LIS/LIMS connectivity, data storage (local server, cloud, PACS integration)), throughput (low (10-40 slides/day), medium (50-200), high (300-1000+ for high-volume pathology labs)), regulatory status (IVD (FDA/CE/NMPA cleared for clinical diagnostics) vs RUO (research use only)), construction (clinical/cleanroom compatible, biosafety features), accessories (reagent kits (initial), control slides, positive/negative controls, extra slides/coverslips, embedding supplies, scanner calibration slides, IT/server setup, validation package (IQ/OQ/PQ), training, service contract, certifications (FDA 510(k), CE IVD, NMPA, ISO 13485, ISO 15189), language and accessories. Additional reagents, modules, and accessories can be ordered separately.

Q9: Does the purchase include on-site installation and commissioning service?

A: Standard delivery includes tissue analyser, initial reagents/consumables (sometimes), software, power cord, and instruction manual. On-site installation, qualification (IQ/OQ), and operator training ARE typically included or strongly recommended for multifunctional tissue analysers (complex medical/lab instruments requiring professional installation (ventilation, plumbing, IT integration), performance validation, and user training on tissue processing, staining, digital scanning, image analysis, and regulatory compliance; installation by manufacturer or certified field service engineer is standard, especially for clinical/IVD systems). For research-only systems: self-installation may be possible for simple modules, but training on staining/analysis is recommended. Always verify performance with control slides and run validation before clinical/research use.

Q10: What types of samples are compatible with this equipment?

A: The multifunctional tissue analyser processes and analyzes various biological tissue samples including formalin-fixed paraffin-embedded (FFPE) tissues (surgical resections, biopsies, tumor samples, normal tissues - most common for clinical pathology and IHC), frozen tissues (fresh frozen sections for IHC (antigen preservation better), special stains, molecular analysis - requires cryostat sectioning, different protocol), cytology samples (cell blocks, smears, cytospins - can be stained/analyzed), tissue microarrays (TMAs - multiple tissue cores on one slide for high-throughput screening), animal tissues (from preclinical toxicity studies, research - mouse, rat, etc.), and cell cultures/tissue constructs (engineered tissues, organoids, 3D cultures - if sectionable). NOT compatible with: Unfixed/putrefied tissues (autolysis destroys morphology/antigens - must fix promptly in formalin), tissues with calcification/ bone (need decalcification (EDTA or acid) before sectioning - special protocol), overly large specimens (must gross/trim to fit cassette/processor), samples containing foreign material that damages blades/optics (sutures, staples, metal - remove before processing), and samples for molecular assays requiring nucleic acid/protein extraction (tissue analyser is for histology/protein imaging, not extraction - though FFPE sections can be used for downstream molecular with separate extraction). For IHC: antigen preservation depends on fixation (10% NBF, 24-48h; overfixation can mask antigens, underfixation causes degradation; optimize for each antibody). For digital scanning: slides must be clean, properly coverslipped (no bubbles, no mounting medium overflow), and labeled. IMPORTANT: Multifunctional tissue analyser fundamentals: (1) What it does: An integrated system for histology/tissue analysis, combining multiple functions: - Tissue processing: Fixation -> dehydration (alcohols) -> clearing (xylene) -> infiltration (paraffin) -> embedding. - Staining: H&E (routine morphology), special stains (microorganisms, connective tissue, carbohydrates), IHC (protein localization/quantification), ISH (nucleic acid). - Coverslipping: Automatic mounting. - Digital scanning: Whole slide imaging (WSI) - convert glass slide to digital image. - Image analysis: AI/algorithm-based quantification (IHC score, cell count, area, tumor detection). (2) Key histology workflow: 1. Fixation: 10% neutral buffered formalin (NBF), 24-48h at room temp. Preserves morphology and antigens. 2. Grossing: Trim tissue to fit cassette (<3mm thick). 3. Processing: Dehydrate (increasing alcohols), clear (xylene), infiltrate (paraffin). Automated tissue processor. 4. Embedding: Paraffin block. 5. Sectioning: Microtome, 4-5 micrometer sections, mount on charged slides. 6. Baking: Adhere sections to slides. 7. Deparaffinization: Xylene -> alcohols -> water. 8. Staining: H&E (hematoxylin = nuclei blue, eosin = cytoplasm pink) or IHC (antigen retrieval -> antibody -> detection -> chromogen (DAB brown) -> counterstain). 9. Dehydration/clearing/coverslipping. 10. Microscopy/digital scanning. 11. Diagnosis/analysis. (3) IHC (Immunohistochemistry): - Uses antibodies to detect specific proteins in tissue. - Antigen retrieval (HIER): Heat (95-100 C) in buffer (citrate pH6, EDTA pH8/9) to reverse formalin cross-linking and expose antigens. - Primary antibody: Binds target protein. - Detection: Secondary antibody + enzyme (HRP/AP) + chromogen (DAB = brown, Fast Red = red). - Counterstain: Hematoxylin (blue nuclei). - Scoring: Pathologist assesses staining intensity (0-3+) and % positive cells. H-score = (% at 1+) + 2x(% at 2+) + 3x(% at 3+), range 0-300. - Clinical IHC: HER2 (breast/gastric cancer - 0, 1+, 2+, 3+; 3+ = eligible for trastuzumab), ER/PR (breast cancer - % positive), Ki-67 (proliferation index), PD-L1 (immunotherapy - CPS/TPS score). (4) Digital pathology: - Whole slide imaging (WSI): Scan entire glass slide at 20x or 40x (0.5-0.25 micrometer/pixel). - Digital slides are large (1-5 GB each at 40x). - Enables remote review, telepathology, AI analysis, quantitative measurement. - FDA has approved digital pathology for primary diagnosis (21st Century Cures Act, Philips IntelliSite first FDA-approved 2017). - Image analysis: AI algorithms can quantify IHC, detect tumor, classify tissue, measure biomarkers. - AI is adjunct to pathologist (not standalone for diagnosis - FDA requires human review). (5) Multifunctional vs single-purpose: - Multifunctional: Saves space, streamlined workflow, consistent results, one vendor/service. But may be less specialized than dedicated instruments, higher cost, single point of failure. - Dedicated: Higher performance/specialization (e.g., dedicated high-throughput stainer, high-end scanner), but more instruments, more space. - Choice depends on lab volume, space, budget, and needs. (6) Regulatory: - Clinical diagnostics: Instrument + assays must be IVD-cleared (FDA 510(k), CE IVD, NMPA). Lab must be accredited (CAP, ISO 15189, Joint Commission). - Research (RUO): No IVD clearance needed, but for preclinical GLP studies follow GLP. - Digital pathology/AI: FDA guidance, algorithm validation, data privacy (HIPAA). - Reagents: Antibodies may be IVD or RUO; for clinical use, use IVD-validated assays. (7) Common issues: - Poor morphology: Under/over-fixation, processing errors, section artifacts (folds, knife marks, bubbles). - IHC background: Endogenous peroxidase/biotin, antibody too concentrated, insufficient blocking. - Weak IHC: Antigen retrieval insufficient, antibody too dilute, detection system failed, overfixation. - Scanner artifacts: Out-of-focus areas, blur, dust, stripes, color variation. - Analysis errors: Algorithm not validated for tissue type, artifacts (folds, necrosis, ink) misinterpreted, poor staining quality. - Reagent issues: Expired, contaminated, improper storage. - Cross-contamination: Carryover between slides (use proper washing, separate reagents). (8) Safety: - Formaldehyde: Carcinogen, irritant - use fume hood, PPE. - Xylene: Neurotoxic, flammable - ventilation, PPE, waste disposal. - DAB (IHC chromogen): Carcinogen - handle with care, dispose as hazardous. - Biological: Tissues may be infectious - PPE, biosafety cabinet for fresh tissue. - Digital data: PHI/HIPAA, secure storage, backup.