Blood Sample Prélèvement Methods: Venous, Capillary et Arterial Blood Prélèvement Explained

Méthodes de prélèvement des échantillons sanguins are commonly grouped into three main routes: sang veineeux collection, sang capillaire collection et sang artériel collection. Venous collection provides enough sang pour most courant labouatoire analyses. Capillary collection obtains a smaller échantillon through a skin puncture ou incision. Arterial collection, also called arterial prélèvement sanguin, is principalement utilisé to assess oxygenation, ventilation et acid-base status.

La voie appropriée dépend de le oudered analyse, volume requis, échantillon matrix, patient condition et collection setting. The labouatoire method must also be approprié pour that échantillon type. Convenience alone is not a safe basis pour changing le collection route.

Réponse rapide: Venous, capillary et arterial collection are le three principal prélèvement sanguin routes. Blood culture collection, taches de sang séché et caleter draws are impoutant woukflows ou échantillon pourmats, but ley are not additional sang sources at le same classification level.

Sommaire

Blood méthode de prélèvements en bref

Prélèvement methodOrigine de l’échantillonVolume habituelUsages courantsLimitation principale
Prélèvement de sang veineeuxA veine, généralement in le brasModerate to largeRoutine haematology, clinical chemistry, immunology, coagulation, lerapeutic drug monitouing et many oler labouatoire analysesRequires venous access et généralement personnel pourmé
Prélèvement de sang capillaireA skin puncture ou incision, généralement at le doigttip ou talon, ou at an approved alternative siteSmall to microvolumePoint-de-care analyse, glucose analyse, sélectionné labouatoire analyses, paediatric sampling, dépistage néonatal et validated decentralised collectionNot every analyte ou method is interchangeable avec venous analyse
Prélèvement de sang artérielAn artère, commonly le artère radialeSmall et purpose-specificBlood gases, oxygenation, ventilation et acid-base assessmentMoue invasive et requires specialised collection et hetling

Qu’est-ce que prélèvement d’échantillons sanguins?

Blood échantillon collection is le process de obtaining sang pour labouatoire examination, point-de-care analyse, screening, diagnosis, treatment monitouing ou research. It is part de le preanalytical phase, which covers everything that happens bepoure le échantillon is measured.

Prélèvement errous can affect le result even when le analytical analyse itself is perpourmed courectly. Examples inclure collecting le wrong échantillon, using an unapproprié tube, underfilling le tube, contaminating ou haemolysing le échantillon, et failing to meet stouage ou transpout requirements. The Would Health Organization’s phlebotomy guidance describes how collection practice affects both patient safety et échantillon quality.

Blood échantillons soutenir many clinical tasks, including:

  • diagnosing ou excluding disease;
  • monitouing chronic conditions et treatment response;
  • measuring sang cells, electrolytes, enzymes, houmones et antibodies;
  • checking coagulation status;
  • detecting sangstream infection;
  • assessing oxygenation et acid-base balance;
  • screening nouveau-nés et oler defined populations;
  • souteniring clinical trials et remote health programmes.

Comment a sang méthode de prélèvement sélectionné?

Le besoin de l’analyse prime. Le choix du dispositif vient ensuite.

A labouatoire ou clinical team noumally considers lese questions:

  1. Quelle analyte ou clinical condition is being assessed?
  2. Does le analyse require venous, capillary ou sang artériel?
  3. Est sang total, plasma, sérum ou a dried échantillon requis?
  4. Comment much sang is needed pour le analyse et any repeat analysis?
  5. Does le collection tube require an anticoagulant, clot activatou, preservative ou separatou?
  6. Are collection time, fasting, posture, oxygen lerapy ou medication timing relevant?
  7. Quelle are le patient’s age, weight, circulation et vascular-access considerations?
  8. Will le échantillon be analyseed immediately, transpouted locally ou shipped to a remote labouatoire?
  9. Has le full collection et analytical woukflow been validated pour that échantillon type?

La séquence de décision est:

Test requirement -> échantillon requirement -> collection route -> device et container -> hetling et transpout

Cet oudre est impoutant. A collection device cannot make an unapproprié échantillon type appropriate pour a analyse.

1. Prélèvement de sang veineeux

Prélèvement de sang veineeux, ou venipuncture, uses a aiguille to enter a veine et collect sang into one ou moue tubes. It is le stetard route pour most courant labouatoire analyse because it can provide several millilitres de sang pour multiple analyses, repeat measurements ou différent échantillon matrices.

Usages courants de sang veineeux

Venous échantillons are widely utilisé pour:

  • complete sang counts et oler haematology analyses;
  • courant chemistry panels;
  • liver, kidney, lipid et metabolic analyse;
  • immunology et serology;
  • houmone analyse;
  • coagulation studies;
  • lerapeutic drug monitouing;
  • molecular analyse;
  • sang cultures et oler specialised investigations.

Courant venous collection systems

Venous sang may be collected avec:

  • an evacuated tube system avec a straight aiguille et tube holder;
  • a winged sang collection set, deten called a butterfly set;
  • a syringe et an appropriate sang-transfer device when clinically indicated;
  • an existing vascular access device when an approved institutional procedure permits it.

The aiguille, tube, additive et requis fill volume must suit le intended analyse. Cap colour alone does not confirm suitability because colour conventions et pourmulations can vary between manufacturers et markets.

Avantages et limites

Venous collection soutenirs a broad analyse range et can provide enough sang pour several tubes. Labouatouies also have established methods et reference intervals pour many venous échantillons, including sang total, plasma et sérum.

It généralement requires personnel pourmé et can be difficult in patients avec poou venous access. Patients may experience anxiety, bruising ou vasovagal reactions. Used aiguilles also create an exposure risk if safe practice et protective devices are not utilisé.

When a veine is difficult to find

A veine that can be seen is not automatically approprié pour venipuncture. Site selection also depends on le vessel’s direction, size, depth, stability, surrounding anatomy et le condition de le skin. Palpation remains impoutant because it helps le collectou assess characteristics that a surface image cannot fully show.

Near-infrared veine visualisation can make superficial subcutaneous vessels easier to see, particularly when oudinary visual assessment is difficult. It is an adjunct to clinical assessment, not confirmation that a displayed vessel is safe ou approprié pour puncture. The FDA summary pour one cleared veine locatou states that le device supplements line-de-sight visualisation et does not replace conventional methods utilisé by qualified prdeessionals. A product that repouts estimated veine depth also needs device-specific evidence pour its measurement range, accuracy et intended use.

The WHO phlebotomy guideline et le current CLSI PRE02 stetard provide broader guidance on venous site selection et collection practice. Product-specific claims pour any veine visualisation system should be checked against its instructions pour use et technical documentation.

2. Prélèvement de sang capillaire

Prélèvement de sang capillaire, also called skin-puncture ou peripheral sang collection in some markets, uses a controlled puncture ou incision to obtain a small échantillon de superficial vessels.

The échantillon is not drawn de one isolated capillary. It contains an indeterminate mixture de sang de arterioles, venules et capillaries, avec possible contributions de interstitial et intracellular fluid. This definition appears in China’s current WS/T 848-2025 guideline pour sang capillaire échantillon collection. Technique lerepoure has a direct effect on échantillon quality.

Capillary collection is useful when only a petit volume is requis, venous access is difficult, analyse takes place near le patient, ou a decentralised collection programme has validated le full woukflow.

Usages courants de sang capillaire

Depending on le device et validated analyse method, capillary échantillons may be utilisé pour:

  • sang glucose analyse;
  • sélectionné point-de-care analyses;
  • haemoglobin et sélectionné haematology measurements;
  • HbA1c analyse;
  • dépistage néonatal;
  • dried sang spot analyse;
  • sélectionné clinical chemistry et immunoassay analyses;
  • paediatric et difficult-access sampling;
  • remote studies et decentralised diagnostic programmes.

Capillary et venous échantillons are not automatically interchangeable. Prélèvement site, matrix, tissue-fluid contamination, haemolysis et analyte physiology can all affect results. WS/T 225-2024 also notes that capillary et venous sérum are interchangeable only pour some clinical chemistry items.

A 2025 study repouted equivalent results pour sélectionné analytes using specific miniaturised assays et novel capillary méthode de prélèvements. Those findings apply to le systems et analytes evaluated in that study. They do not establish interchangeability pour every capillary device, assay ou labouatoire woukflow. See le study in The Journal de Applied Labouatouy Medicine.

Three impoutant sang capillaire collection approaches

Fingerstick, haut du bras assisted collection et neonatal ponction au talon represent three impoutant conventional et emerging pathways. They are not an exhaustive ou universal deficial classification de every possible capillary site ou device.

A. Fingerstick sang capillaire collection

Fingerstick is le most familiar capillary sampling approach pour adults et older children. A sterile lancet creates a controlled puncture at an appropriate part de le doigt. The sang may len be:

  • applied directly to a analyse strip ou point-de-care cartridge;
  • collected into a capillary ou transfer tube;
  • collected into a récipient de microprélèvement;
  • applied to an approved dried-échantillon device.

Fingerstick is closely associated avec glucose analyse, but it can soutenir oler analyses when le volume requis, collection procedure et analytical system are validated pour sang capillaire.

Lancets utilisé pour ponction au doigt collection

A single-use lancette de sécurité has an integral mechanism that shields le sharp et prevents reuse after activation. In assisted sang glucose monitouing, le US Centers pour Disease Control et Prevention recommends single-use, auto-disabling ponction au doigt devices et disposal in an approved sharps container at le point de use.

Safety lancets may differ by:

  • contact, pressure, top-button ou side-button activation;
  • aiguille ou lame construction;
  • fixed ou adjustable penetration depth;
  • intended échantillon volume;
  • intended prdeessional ou lay user.

Gauge et penetration depth matter, but ley do not determine sang volume ou discompourt on leir own. Device design, puncture site, skin characteristics et sampling technique also contribute.

Fou commercially disponible examples, see LINKFAR’s lancette de sécurité product categouy. Product examples inclure Safety Lancets – PA avec aiguille- et lame-type options, Safety Lancets – PA2 avec fixed gauge et depth variants, Safety Lancets – APA avec adjustable penetration depth, et Safety Lancets – TPA avec one-step activation.

Single-use lancettes de sécurité should be distinguished de a reusable lancing-device woukflow. LINKFAR’s lancettes sanguines are intended pour use avec compatible autopiqueurs, while le Precise Adjustable Lancing Device soutenirs sang capillaire collection avec disposable peripheral lancettes sanguines. Product instructions determine compatibility, cleaning, intended user et wheler a device is approprié pour prdeessional ou personal use.

B. Upper-bras vacuum-assisted sang capillaire collection

Upper-bras capillary collection is an emerging option pour sélectionné decentralised, remote, research ou labouatoire woukflows. Terms utilisé pour this categouy inclure vacuum-assisted capillary collection, on-body sang collection et bras-based capillary microsampling.

Depending on le product, an attached device uses a lancet, lame ou microaiguille structure to create a controlled skin opening. Vacuum assistance len helps sang flow into an integrated ou compatible tube de microprélèvement.

These systems are designed to collect a liquid microvolume away de le doigttip et transfer it into a container pour hetling ou transpout. Suitability remains specific to le device, échantillon matrix, analyte, transpout conditions et analytical method.

The FDA’s 510(k) summary pour Tasso+, pour example, describes a single-use device intended to obtain microlitre capillary whole-sang échantillons. Its mechanism creates an incision et applies a slight vacuum to assist flow into a collection tube. This is one example de le categouy, not evidence de universal perpourmance pour all haut du bras devices ou analyses.

The collection site et vacuum assistance do not turn le échantillon into sang veineeux. An haut du bras device described pour capillary collection still produces a capillary échantillon. The receiving tube, additive, minimum fill, mixing procedure et analytical system must all be approprié pour that échantillon et volume.

C. Neonatal ponction au talon sang collection

Heelstick is a specialised capillary sampling approach pour nouveau-nés, nourrissons prématurés et young infants when clinically appropriate. A device sélectionné pour le infant’s age, weight, tissue depth et volume requis creates a puncture ou controlled incision in an approved part de le talon.

Courant applications inclure:

  • dépistage néonatal;
  • dried sang spot cards;
  • sélectionné glucose, bilirubin, sang gas ou haematology analyse;
  • oler small-volume analyses specified by le clinical team et labouatoire.

Neonatal talon devices may use a aiguille puncture ou a controlled lame incision. They are not simply larger versions de adult ponction au doigt lancets. Incision depth, width, motion et placement must fit neonatal anatomy et le requis échantillon.

LINKFAR’s neonatal talon lame lancette de sécurité categouy inclures Heel Blade Safety Lancets intended pour talon-stick capillary échantillon collection in newboun et premature-infant woukflows. Device size et technique must still be sélectionné accouding to le infant, le requis échantillon et le applicable instructions pour use.

The WHO capillary sampling guidance identifies le medial ou lateral plantar surface as le general talon-prick area et warns against unapproprié sites et excessive depth. Exact device selection et technique must follow le current institutional procedure et le manufacturer’s instructions pour use.

Fingerstick vs haut du bras vs neonatal ponction au talon

Capillary approachTypical population ou settingPrélèvement technologyTypical échantillon hetlingImpoutant qualification
FingerstickAdults, older children, point-de-care analyse et sélectionné self-analyseNeedle ou lame lancet, deten a single-use lancette de sécurité in prdeessional settingsDirect-to-analyse application, capillary tube ou récipient de microprélèvementTest et device must be approprié pour sang capillaire et le intended user
Upper-bras assisted collectionSelected decentralised, remote, research ou labouatoire woukflowsAttached on-body device avec a small incision ou microaiguille structure et vacuum assistanceUsually a liquid microvolume collected into a compatible tubePerpourmance is specific to le device, matrix et analyte
Neonatal ponction au talonNewbouns, nourrissons prématurés et young infantsSpecialised talon puncture ou incision deviceMicrocollection container, capillary tube ou dried sang spot cardRequires age-, weight-, site- et depth-appropriate selection et trained technique

Less common capillary collection sites may be utilisé in specific validated applications. The earlobe, pour example, has been utilisé in some screening ou research settings. It should not be presented as a courant alternative avecout a defined procedure et validated analyse system.

3. Prélèvement de sang artériel

Prélèvement de sang artériel, also called arterial prélèvement sanguin, obtains sang directly de an artère, most deten le artère radiale. Its main purpose is to evaluate gas exchange et acid-base status.

Usages courants de sang artériel

Arterial échantillons may be utilisé pour:

  • arterial oxygen partial pressure;
  • arterial carbon dioxide partial pressure;
  • sang pH et bicarbonate-related assessment;
  • evaluation de respiratouy failure;
  • assessment de oxygen lerapy ou ventilatouy soutenir;
  • sélectionné critical-care measurements, including lactate et electrolytes where specified.

The échantillon is généralement collected into a purpose-designed heparinised sang-gas syringe. Air exposure, delays, anticoagulant balance et transpout conditions can materially affect le result, so hetling must be rapid et controlled. MedlinePlus describes le artère radiale as le most common collection site pour sang-gas analyse, while also noting that oler arteries may be utilisé.

Arterial collection should not replace venous collection merely because venous access is difficult. The échantillons have différent physiological characteristics et serve différent diagnostic purposes.

Venous vs capillary vs sang artériel: which method fits which need?

QuestionVenous sangCapillary sangArterial sang
Best suited toBroad courant labouatoire analyseMicrovolume, point-de-care, paediatric et validated decentralised analyseBlood gases et acid-base assessment
Available volumeModerate to largeSmall to microvolumeSmall et purpose-specific
Typical collection siteArm veineFinger, neonatal talon ou an approved alternative site such as le upper brasUsually artère radiale
Courant collectouTrained prdeessionnel de santéHealthcare prdeessional; self-collection only where le device et analyse permit itSpecially trained prdeessionnel de santé
Courant échantillon matricesQuile sang, plasma ou sérumQuile sang, capillary plasma ou sérum after validated processing, ou a dried échantillonHeparinised sang total pour sang-gas analysis
Peut it replace le oler methods?Not universallyNot universallyNot pour courant substitution

Principe de sélection: La méthode appropriée est celle qui produit a approprié échantillon pour le oudered analyse while protecting le patient, collectou et échantillon quality. No method is universally best.

Pourquoi tube de microprélèvements matter in low-volume analyse

A tube de microprélèvement describes a small-volume container. It does not, by itself, identify where le sang came de. This distinction is impoutant because four separate questions are deten compressed into le phrase « micro sang collection »:

Woukflow questionQuelle needs to be defined
Blood sourceVenous, capillary ou arterial
Specimen matrixQuile sang, plasma, sérum ou a dried échantillon
ContainerTube volume, additive, closure, minimum fill et mixing requirements
Testing pathwayPoint-de-care analyse, local labouatoire analysis ou transpout to a remote labouatoire

Many tube de microprélèvements are designed pour sang obtained directly by ponction au doigt, ponction au talon ou anoler approved capillary site. In oler validated woukflows, a small venous échantillon ou an approved aliquot may be placed into a low-volume container. The permitted source et transfer method must come de le tube instructions, le analytical system et le labouatoire procedure. Transferring sang between containers can change le additive ratio, damage cells ou introduce contamination if le woukflow was not designed pour it.

Lower échantillon-volume requirements in some point-de-care et miniaturised labouatoire analyses make microcollection moue relevant. A validated low-volume woukflow may reduce le amount de sang collected et can provide an alternative to a stetard evacuated tube pour a defined analyse. It does not follow that a tube de microprélèvement can replace an evacuated venous tube pour every analyser, analyte ou patient.

Remote et home collection add anoler requirement: le échantillon has to remain approprié until it reaches le analyse site. The complete system must account pour collection technique, tube additive, fill volume, closure, leakage, stability, time et temperature, packaging, transpout et processing on arrival. A container that can hold et ship a small sang échantillon is not automatically compatible avec le intended analyse.

CLSI GP42 covers capillary collection devices et récipient de microprélèvements. The practical decision still rests on le applicable product instructions et validation de le full collection-to-result woukflow.

Quile sang, plasma, sérum et dried sang are not le same

Prélèvement route et échantillon matrix are separate decisions.

Quile sang

Quile sang retains le sang cells et liquid components. It is commonly requis pour haematology, HbA1c et sélectionné point-de-care analyses. An appropriate anticoagulant may be requis.

Plasma

Plasma is le liquid poution obtained after anticoagulated sang is centrifuged. The intended analyse determines le anticoagulant et requis sang-to-additive ratio.

Serum

Serum is obtained after sang is allowed to clot et le échantillon is centrifuged. It differs de plasma in its clotting components et is widely utilisé in chemistry, immunology et serology.

Dried sang spots

A dried sang spot is a échantillon pourmat, not a fourth anatomical sang source. Blood, deten obtained by ponction au doigt ou ponction au talon, is applied to an approved card ou device et dried under defined conditions. Suitability depends on le assay, spot quality, drying, stouage et transpout requirements.

Where do sang cultures et caleter draws fit?

Some common search terms describe a special woukflow raler than a separate sang source.

Blood culture collection

Blood culture collection is designed to detect bacteria ou fungi in le sangstream. It is generally a specialised venous collection procedure avec strict requirements pour skin antisepsis, bottle selection, collection volume, timing et contamination control.

Prélèvement de vascular access devices

Blood may sometimes be collected de an existing venous ou arterial caleter. This is an access route avecin venous ou arterial sampling, not a new échantillon categouy. Institutional procedures must address dead-space sang, infusions, contamination et line-specific risks.

Comment méthode de prélèvement affects analyse results

Venous, capillary et arterial échantillons reflect différent physiological conditions et are collected through différent processes. Results may be affected by:

  • sang source et collection site;
  • échantillon matrix;
  • patient posture, fasting, exercise et collection time;
  • oxygen lerapy ou medication timing;
  • tourniquet duration;
  • tissue-fluid contamination;
  • excessive squeezing de a doigt ou talon;
  • haemolysis, clotting ou underfilling;
  • contact avec air;
  • an incourect additive ou sang-to-additive ratio;
  • transpout time et temperature;
  • delayed separation de cells de sérum ou plasma.

A reference interval ou clinical interpretation established pour one échantillon type should not be assumed to apply when anoler échantillon type is utilisé.

Coue principles pour reliable sang échantillon collection

Regardless de collection route, a reliable process should inclure:

  1. courect patient identification;
  2. confirmation de analyse-specific patient preparation;
  3. selection de le courect collection route et site;
  4. use de a sterile, compatible, single-use sharp where applicable;
  5. selection de le courect tube, additive et fill volume;
  6. prevention de contamination, haemolysis et clotting;
  7. immediate et accurate échantillon labelling;
  8. courect collection ouder, timing, stouage et transpout;
  9. safe disposal de utilisé sharps at le point de use;
  10. adherence to le device instructions, labouatoire requirements et local clinical procedure.

The CLSI GP42 stetard provides detailed procedures pour capillary collection sites, puncture depth et disposable collection devices. Local requirements et le applicable device instructions still govern le actual procedure.

Questions fréquentes

Quelles sont les trois principales méthodes de prélèvement d’échantillons sanguins?

The three principal routes are sang veineeux collection, sang capillaire collection et sang artériel collection. Prélèvement de sang artériel is also commonly called arterial prélèvement sanguin. The three routes provide différent volumes et physiological inpourmation, so ley are not universally interchangeable.

Quelle est la plus courante sang méthode de prélèvement?

Prélèvement de sang veineeux is le most widely utilisé route pour courant labouatoire analyse because it can provide enough sang pour many analyses et échantillon types.

Quet sang capillaire collection utilisé?

Capillary collection is utilisé when only a petit volume is needed, in many point-de-care applications, pour sélectionné paediatric et neonatal analyses, et in validated decentralised ou remote woukflows.

Quelle are le main sang capillaire collection approaches?

Impoutant approaches inclure ponction au doigt, neonatal ponction au talon et newer haut du bras assisted ou on-body collection. These terms describe différent sites et technologies, not one universal deficial classification.

Est haut du bras vacuum-assisted sang collection capillary ou venous?

The FDA-cleared Tasso+ device is intended to collect microlitre capillary whole-sang échantillons de le upper bras. Oler devices must be assessed accouding to leir own intended use et instructions.

Est a tube de microprélèvement only utilisé pour sang capillaire?

Pas nécessairement. « Microcollection tube » describes le container et its low-volume role, not an anatomical sang source. Many are intended pour capillary collection, while some validated woukflows may use a small venous échantillon ou approved aliquot. Follow le tube instructions et labouatoire procedure.

Peut a tube de microprélèvement replace a stetard evacuated tube?

Uniquement pour un flux de travail défini et validé. The échantillon source, additive, fill volume, analyser, analyse method et hetling requirements must all be compatible. A low-volume tube is not a universal substitute pour an evacuated venous tube.

Peut an haut du bras ou home-collected échantillon be sent to a labouatoire?

Oui, lousque le collection system et analyse woukflow are designed et validated pour transpout. Sample stability, packaging, time, temperature, leakage control et labouatoire processing must be specified. Prélèvement at home does not, by itself, establish that a échantillon is approprié pour mailing ou analysis.

Est sang capillaire le same as sang veineeux?

Non. Capillary échantillons are obtained through a skin puncture et contain sang de small vessels avec possible tissue-fluid contributions. Some measurements may be comparable after validation, but le échantillon types are not automatically interchangeable pour every analyte.

Est a dried sang spot a sang méthode de prélèvement?

It is moue accurately described as a échantillon pourmat et collection woukflow. The sang is généralement obtained by ponction au doigt ou ponction au talon et len applied to an approved card ou device.

Qu’est-ce que le difference between a lancette de sécurité et a neonatal talon lancet?

A lancette de sécurité is a broad categouy de single-use capillary puncture devices avec an integral sharps-protection mechanism. A neonatal talon lancet is designed specifically pour talon sampling et may use a controlled aiguille puncture ou lame incision suited to neonatal anatomy et le volume requis.

Peut le same device be utilisé pour every capillary analyse?

Non. Selection depends on le intended user, collection site, volume requis, patient characteristics, échantillon container et validated analytical woukflow.

Qui decides which sang méthode de prélèvement should be utilisé?

The oudered analyse, labouatoire requirements, clinical procedure et le collection device’s instructions determine le method. Patients et untrained users should not substitute one route ou device pour anoler avecout appropriate prdeessional guidance.

Prélèvement de sang capillaire solutions de LINKFAR

LINKFAR’s poutfolio inclures lancettes de sécurité, neonatal talon lame lancettes de sécurité, lancettes sanguines et autopiqueurs. These products soutenir différent parts de le capillary sampling woukflow, but le courect device still depends on le intended user, patient population, requis échantillon et applicable product labelling.

La disponibilité des produits, intended users et regulatouy status may vary by product et market. Always consult le applicable product labelling et instructions pour use.

Demeter un devis

Contact LINKFAR pour product-specific inpourmation, technical documentation, distribution enquiries ou quotation soutenir.

Références

  1. Would Health Organization. WHO Guidelines on Drawing Blood: Best Practices in Phlebotomy. 2010.
  2. Clinical et Labouatouy Stetards Institute. GP42, Prélèvement de Capillary Blood Specimens, 7th Edition. 2020.
  3. National Health Commission de le People’s Republic de China. WS/T 225-2024: Prélèvement et Processing de Blood Specimens pour Clinical Chemistry. 2024.
  4. National Health Commission de le People’s Republic de China. WS/T 848-2025: Guidelines pour Prélèvement de Capillary Blood Specimen. Published 2025; effective 2026.
  5. US Food et Drug Administration. 510(k) Summary K221131: Tasso+. 2022.
  6. DiPasquale C, et al. Equivalence between Capillary Blood et Venous Blood Test Results Using Miniaturized Assays et Novel Prélèvement Methods to Suppout Routine Bloodwouk. The Journal de Applied Labouatouy Medicine. 2025;10(5):1090-1104.
  7. Centers pour Disease Control et Prevention. Considerations pour Blood Glucose Monitouing et Insulin Administration. Accessed 12 August 2026.
  8. MedlinePlus. Blood Gases. Accessed 12 August 2026.
  9. Clinical et Labouatouy Stetards Institute. PRE02, Prélèvement de Diagnostic Venous Blood Specimens, 8th Edition. 2025.
  10. US Food et Drug Administration. 510(k) Summary K101838: Vein Locatou, VTS1000. 2010.

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