The statement about ethnography should the nurse focus is "In ethnography, researchers describe the person-of-interest's point of view focusing on experience and interactions in social settings rather than the actions themselves."
One of the main responsibilities of an informatics nurse is to examine a wide range of data to identify answers that will assist nurses to deliver higher-quality care while also discovering techniques that will help nursing staff function more profitably.
The goal of ethnographic study is to comprehend people's experiences, viewpoints, and daily routines by observing them in their own environments. This can provide in-depth understanding of a specific situation, group, or culture. In order to make inferences over how societies and people operate, information is gathered through observations and interviews.
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management of a county hospital has been resistant to providing time, facilities, and subscriptions to allow nurses to conduct online searches near the point of care. which argument can the nurses present to strengthen their case for these tools?
Nurses may make a strong case for their adoption by outlining these arguments and demonstrating the benefit and significance of offering time, resources, and subscriptions for internet searches close to the point of care.
At the point of care, nurses can make the following arguments to support the availability of time, resources, and memberships for online searches:
Patient outcomes are enhanced when nurses have access to recent, evidence-based data at the time of treatment. This allows nurses to make better-informed decisions that result in better patient outcomes. This may involve earlier diagnoses, better treatments, and fewer medical errors.Enhanced effectiveness: When compared to more time-consuming techniques for finding information, like examining books or asking for advice from colleagues, online searches can be performed close to the point of care. This improved productivity can ease hospital operations and lessen the overall workload for nurses.Better patient happiness: Giving patients current information will help them better grasp their symptoms and available treatments, which will boost their level of satisfaction.Keeping up with evolving medical standards: Online searches can assist make sure that nurses are informed of the most recent advancements and best practices in patient care, as the healthcare industry is constantly changing.Enhanced professional development: Giving nurses access to the internet at the point of care can open up chances for ongoing education and professional growth, which is advantageous for both the nurses and the hospital.learn more about management of a county hospital here
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which characteristics of pain would the nurse consider in planning care for a patient experiencing acute pain
The requirement that the patient report or exhibit indicators of discomfort is the defining feature of a nursing care plan for acute pain. Anxiety may manifest as nausea, itching, vomiting, or pain.
Which of the following describes an acute pain symptom?A unique event or object is usually to blame for acute pain. It has a crisp appearance. Acute pain often subsides after six months. When there is no longer an underlying cause for the pain, it goes away.
When would the nurse assess a patient's pain?Evaluation. Always assess how the patient is responding to the drug. The nurse should check for a reduction in pain with analgesics 30 minutes after IV delivery and 60 minutes after oral medication.
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the reason many of the major diseases of childhood, such as measles, whooping cough, and tuberculosis, are now fairly rare in western industrialized countries is because of
The reason many of the major diseases of childhood, such as measles, whooping cough, and tuberculosis, are now fairly rare in western industrialized countries is because of Indistrilization.
The preface of wide and effective vaccinations for these conditions has been a major factor in reducing their circumstance. Vaccines are now given routinely to babies, meaning that utmost children are immunized against these conditions before they can be exposed to them.
In addition to vaccination, bettered living norms and hygiene have also contributed to the drop in the prevalence of these conditions. More nutrition, access to clean water, and bettered sanitation have all helped to reduce the threat of transmission. Advancements in healthcare in general,
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the nurse is administering prescribed eye drops to a client. what action would cause the nurse to stop the administration?
Nurse is administering prescribed eye drops to a client, action that would cause the nurse to stop administration is : The dropper touches client's eyelid.
What should the nurse do following the administration of eye drops?When the eye drop has been instilled, then patient should close their eye. Nurse should apply gentle pressure to the inner canthus, when appropriate, to prevent medication from entering lacrimal duct and causing possible systemic reaction to medication.
After the administration of eye drops or ointments, patients must be advised against driving or operating machinery until the vision has cleared and their eyes have stopped stinging. Correct medication storage is very essential.
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the nurse is preparing a nursing care plan for a 2-year-old child with hearing impairment. which intervention will be part of the plan?
Evaluate the child's communication skills. A medical care plan is being created by the nurse for one 2-year-old baby with hearing loss.
Which of the subsequent evaluations would lead the nurse to believe that a kid has strabismus?Because the extraocular muscles are not coordinated, nystagmus is a condition where the eyeballs are not aligned. When a young patient complains of recurrent problems, squints, or tilts their head to look around, the physician may suspect strabismus.
What is the term for a vision impairment where a toddler can see objects up close but not far away?Myopia, a disease that affects many people, causes near objects to appear clear while far distant objects to appear blurry. It occurs when light rays incorrectly bend (refract) due to the form of the eye or specific portions of the eye.
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a physician instructed his outpatient coder to report multiple codes in order to try and increase reimbursement when a single combination code should normally be reported. what is this called?
When a doctor instructs his outpatient coder to submit many codes rather than a single combination code when doing so would often result in a reimbursement rate, this is known as unbundling.
What is the name of the procedure where several codes are utilized in place of one code to raise the amount of reimbursement?When different CPT codes are used for the various steps of a procedure, this practice is known as unbundling. This may be done accidentally or in an effort to get paid more.
What kind of coding makes use of a procedure code that offers a higher reimbursement rate than the actual code?Upcoding is the practice of using a procedure code that offers a higher reimbursement rate than the actual code. linking codes. An association between a billed service and a diagnosis is reported through code linkage.
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When a team feels uncertain about a process, such as changing a patient's bandages, it is important for the nurse leader to be task-oriented.Group of answer choicesTrueFalse
It is true that when a team feels insecure about a process, such as changing a patient's dressings, it is important for the lead nurse to be task-oriented.
What is the importance of the presence of the nurse leader?The lead nurse is a more experienced professional and will serve as an example for the team.The lead nurse will be able to promote greater work effectiveness.An unsafe team cannot perform medical activities as it can harm the patient and put their own safety at risk. For this reason, the presence of the lead nurse is essential, as he is a more experienced professional, he can show his work as an example for the team, performing the activity correctly and encouraging the team to do the same.
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explain why the design of the studt prevents us from conclusing that accupunchure caused the difference in pregnancy alone
We were unable to account for the placebo effect of undergoing acupuncture because the women who did not receive it were aware of this fact.
Acupuncture during pregnancy: Is it safe?All phases of pregnancy can safely use acupuncture, according to research. However, there are some regions that you should completely avoid when pregnant, and there are other areas/points that you should avoid or nip differently depending on the stage of your pregnancy.
How does acupuncture benefit expecting mothers?Pains and aches During pregnancy, the hormone relaxin helps to ease joints. In the second and third trimesters, you could experience lingering pelvic or back pain due to this, as well as the extra weight your body gains during pregnancy.
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The given question is incomplete. The complete question is:
A study sought to determine whether the ancient Chinese art of acupuncture could help infertile women become pregnant. One hundred sixty healthy women undergoing assisted reproductive therapy were recruited for the study. Half of the subjects were randomly assigned to receive acupuncture treatment 25 minutes before embryo transfer and again 25 minutes after the transfer. The remaining 80 subjects were instructed to lie still for 25 minutes after the embryo transfer. Results: In the acupuncture group, 34 women became pregnant. In the control group, 21 women became pregnant. Explain why the design of the study prevents us from concluding that acupuncture caused the difference in pregnancy rates.
the nurse understands that patients are given beta1 agonists to treat failure. a. heart b. kidney c. respiratory d. liver
Over 10 million people worldwide suffer from heart failure (HF) and chronic obstructive pulmonary disease (COPD), which are epidemics. Beta-blockers and beta-agonists are the mainstays of therapy, respectively.
A beta-1 antagonist's function is what?A subclass of beta-blockers called selective beta-1 blockers is frequently prescribed to treat high blood pressure. The kidneys and heart tissues are the principal locations of beta-1 receptors. The action of the hormones norepinephrine and epinephrine is inhibited by selective beta-1-blockers, which bind to the beta-1 receptor sites.
Does heart failure employ beta antagonists?Because -blockers can counteract the neurohumoral effects of the sympathetic nervous system, which has positive effects on prognosis and symptoms, they are the principal treatment option for patients with heart failure and reduced ejection fraction.
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for how many minutes would a nurse monitor a patient for an immediate allergic reaction following medication administration?
Answer:
Explanation:
The amount of time a nurse should monitor a patient for an immediate allergic reaction following medication administration can vary depending on the medication and the patient's individual risk factors.
In general, the American Society of Health-System Pharmacists (ASHP) recommends that patients be observed for at least 15 to 30 minutes after receiving an intravenous medication, including chemotherapy and other high-risk medications. During this time, the nurse should monitor the patient for signs and symptoms of an allergic reaction, such as rash, itching, swelling, difficulty breathing, or chest tightness.
For patients who have a history of allergic reactions to medications, the observation period may be extended to up to 60 minutes or longer. The healthcare provider may also order premedications, such as antihistamines or corticosteroids, to reduce the risk of an allergic reaction.
It is important for the nurse to follow the healthcare provider's orders and institutional policies regarding medication administration and patient monitoring. If the patient experiences any signs or symptoms of an allergic reaction, the nurse should immediately notify the healthcare provider and initiate appropriate interventions, such as administering epinephrine or other emergency treatments.
a client in labor has administered an epidural anesthesia. which assessment findings should the nurse prioritize?
Finding maternal hypotension and fetal bradycardia should be the nurse's top priorities.
Epidural anaesthesia: what is it?Neuraxial anaesthesia includes epidural anaesthesia. To anaesthetize the nerve root roots which pass via the epidural space, local anaesthetic (LA) is inserted into that area. Procedures involving the abdomen, pelvis, lower extremities, and, less frequently, the thorax are all anaesthetized with epidural anaesthesia.
When is epidural anaesthesia used?In addition to pelvic and leg surgeries, labour and delivery frequently involve the use of epidural anaesthetic. When the treatment or labour is too unpleasant to tolerate without the use of pain medication, epidural and spinal anaesthesia are frequently employed. The stomach, legs, or feet are involved in the operation.
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a parent of a newborn asks the nurse if there is any way to prevent acute otitis media. what would the nurse state to the parent?
The nurse state to the parent- The frequency of otitis media is reduced in breast-fed infants.
What causes acute medial otitis?Otitis media is an infection or middle ear inflammation. Otitis media may result from a cold, a sore throat, or a lung infection.
The second most frequent pediatric emergency room diagnosis, after upper respiratory infections, is acute otitis media (AOM), which is characterized as an infection of the middle ear. While acute otitis media can affect anyone at any age, it is most frequently found in children between the ages of 6 and 24 months.
Analgesics like acetaminophen or nonsteroidal anti-inflammatory drugs can be used to treat the majority of patients successfully. First-line therapy: Amoxicillin-clavulanate is our first-choice antibiotic.
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the nurse witnesses a client collapse during a home care visit. in which order would the basic life support actions be performed by the nurse?
The order of basic life support actions that must be performed by the nurse who witnesses a client collapse during a home visit is as follows:
Use physical and auditory stimulation to try to elicit a response.Tell and direct the client's spouse to call the emergency management system.Listen and observe for spontaneous breaths.Palpate to determine the presence of a carotid pulse.Perform 30 chest compressions.Open the airway with the head tilt-chin lift method and give two breaths.At first, stimulation is required to be done in order to determine whether the client is actually unresponsive. After that, activate the emergency management system immediately. Observe the rise of the chest and listen for the presence of breathing, as well as for spontaneous breaths.
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the nurse is caring for a patient with celiac disease who lacks vitamin d absorption. what conclusion can the nurse make with this assessment finding?
The correct option is d. The patient's calcium level is low. Rationale: A positive Trousseau's sign indicates hypocalcemia. Calcium levels will fall if vitamin D absorption or ingestion is inadequate.
TTT: Think of muscles when you think about calcium. Put the patient on a potassium-rich diet. If increasing dietary potassium is inadequate to treat mild hypokalemia, oral potassium supplements should be used. A patient with severe hypokalemia or who is unable to take oral supplements may require intravenous potassium replacement treatment.
The patient is experiencing palpitations and an erratic heartbeat. Rationale: Hypokalemia, or low potassium levels, cause heart arrhythmias and a longer PR interval.
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Full Question ;
The nurse is caring for a patient with celiac disease who lacks vitamin D absorption. What conclusion can the nurse make with this assessment finding?
a. The patient is severely dehydrated.
b. This is a normal finding.
c. The magnesium level is high.
d. The patient has a low calcium level.
the nurse assesses redness, drainage, and odor to the area around a client's peritoneal dialysis catheter. palpation of the abdomen causes the client pain. which intervention is the priority?
Notifying the medical professional with the examination results. Health evaluation aids in determining patients' medical needs.
What do you have to say about health evaluation?Physically inspecting the patient allows for the evaluation of their health. A health assessment is a plan of care that outlines a person's unique needs and how the healthcare system or a skilled nursing facility will handle them.
What is the procedure for evaluating health?Health assessment is a process that involves the systematic gathering and analysis of health-related data on individuals for use by patients, physicians, and healthcare teams to identify and promote healthy habits, as well as to cooperate to direct changes in potentially unhealthy behaviors.
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according to the dsm-5, in order for a diagnosis of intellectual disability to be made, which of the following criteria must first be met?
According to the DSM-5, in order for a diagnosis of intellectual disability to be made, the following criteria must first be met: No schizophrenia or other psychotic disorders; no predominant general medical condition, etc.
What is the significance of DSM-5?It tests for intellectual disability when an individual receives a score of 2 or more standard deviations below the mean on a standardized intelligence test and demonstrates limitations in everyday adaptive skills such as communication, self-care, etc.
Hence, according to the DSM-5, in order for a diagnosis of intellectual disability to be made, the following criteria must first be met: No schizophrenia or other psychotic disorders; no predominant general medical condition, etc.
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the nurse is completing a history for an older patient at risk for an acidosis imbalance. which questions would the nurse be sure to ask? select all that apply.
The question that nurse should ask to the patient with completing a history acidosis imbalance is What pre-existing medical conditions do you have therefore the correct option is A.
This question helps determine if the case has any conditions that put them at threat for an acidosis imbalance, similar as diabetes, order or liver complaint, or heart failure. Knowing what specifics the case is taking helps the nanny to assess if any of the specifics could be causing or contributing to the case's threat for an metabolic acidosis imbalance.
Asking about the case's diet helps the nanny to identify if the case is getting enough nutrients, as this can contribute to an acidosis imbalance. However, this could be a sign of an acidosis imbalance or another medical condition, If the case is having trouble breathing.
Question is incomplete the complete question is
the nurse is completing a history for an older patient at risk for an acidosis imbalance. which questions would the nurse be sure to ask? select all that apply.
a What pre-existing medical conditions do you have
b What pre-existing medical conditions do you not have
c Do have a special diet
d none
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when assessing the postpartum woman, the nurse uses indicators other than pulse rate and blood pressure for postpartum hemorrhage because:
When assessing the postpartum woman for postpartum hemorrhage, the nurse uses indicators other than pulse rate and blood pressure because these two signs can be normal even in the presence of significant blood loss.
What are the indicators the nurse would assess to detect postpartum hemorrhage?The nurse would assess the following indicators to detect postpartum hemorrhage Uterine contractions, Blood loss, Fundal heights and Lochia.
What is Lochia?After childbirth, a fluid is discharged from vagina. The discharged fluid is known as Lochia. It comprises blood, mucus, and placental tissue and can last anywhere from a few days to several weeks.
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the surgeon general announces that eating an apple a day really does keep the doctor away. that is, there are significant health benefits associated with eating apples. in response to this announcement, it is expected that
The expected response from apples which have significant benefits for health is that both the equilibrium price and quantity will rise.
Apples are rich in calcium, vitamins, minerals to calories which are good for the body. Apples have great benefits for health, such as maintaining the heart and reducing the risk of diabetes to losing weight.
Regularly consuming 1–2 apples a day is known to reduce the risk of heart disease. Not only that but consuming this fruit can also help the body lower cholesterol in the blood.
Seeing the benefits of apples can improve the quality of life and keep disease away and we don't need to go to the doctor.
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successful management of a patient with attention deficit hyperactivity disorder (adhd) may be achieved with:
The successful management of a patient with Attention Deficit Hyperactivity Disorder (ADHD) usually involves a combination of interventions therefore the correct option is A.
It including both the medical and non-medical treatments. Depending on the inflexibility and type of symptoms, specifics similar as instigations, non-stimulants, and/ or antidepressants may be specified to help manage the complaint. also, non-medical treatments similar as cognitive- behavioral remedy(CBT), family remedy, and/ or social.
Training can be veritably salutary in helping the case to more manage their symptoms. Depending on the case's age, academy lodgment may be necessary to insure applicable support in the educational terrain. A holistic approach is generally best, as it takes into account the physical, internal, and emotional aspects of the case's health.
Question is incomplete the complete question is
a. combination of interventions.
b. combination of non-interventions.
c. None
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1. when a client in labor is fully dilated, which instruction would be most effective to assist her in encouraging effective pushing?
Continue to exhale while pushing through the full contraction.
Should you exhale while pressing?The most effective approach to push is to inhale and then press down for five to six seconds. Next, slowly exhale before taking another breath. It is difficult for you and your baby to acquire enough oxygen if you hold your breath for extended periods of time. Your kid won't benefit from that, and pushing will be less successful as a result.
What occurs if you push through a contraction?When your cervix is fully dilated during the second stage of labor, pushing occurs (open). Pushing causes your baby to move through the delivery canal and into the world. You will be guided on when and how to push by your healthcare professional, nurses, or labor coach.
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a client develops bacterial pneumonia and is admitted to the emergency department. the client's initial pa*o {7} is 80 mm hg. when the arterial blood gases are drawn again, the level is 65 mm hg. which action would the nurse take first?
If a client develops bacterial pneumonia and is admitted to the emergency department with an initial PaO2 of 80 mm Hg, and the level drops to 65 mm Hg when arterial blood gases are drawn again, the nurse should take the following action first:
Administer supplemental oxygen: The nurse should immediately administer supplemental oxygen to the client to increase the PaO2 level and improve oxygenation. The amount and method of oxygen administration will depend on the severity of the client's hypoxemia and other individual factors.Notify the healthcare provider: The nurse should immediately notify the healthcare provider of the drop in the client's PaO2 level, as this is a concerning change that may require further intervention, such as adjusting the oxygen delivery method or adjusting the client's overall treatment plan.Monitor vital signs and respiratory status: The nurse should closely monitor the client's vital signs, including heart rate, blood pressure, and respiratory rate, as well as their overall respiratory status to assess for any changes or further deterioration.Assess for potential complications: The nurse should assess the client for potential complications, such as respiratory distress or failure, which may require immediate intervention.In this situation, it is important for the nurse to prioritize the client's immediate need for supplemental oxygen, while also closely monitoring the client and notifying the healthcare provider of any concerning changes in their condition.
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the nurse has completed an education program on normal communication abilities in the preschool-age child. which statement by a participant indicates a need for further education?
It will be a year before my 5-year-old child is capable of stating her name and address.
How should I approach communicating effectively with a preschooler?Good communication and your relationship without your child depend on active listening.This is due to the fact that attentive listening conveys to your child your concern and interest in them.Additionally, it can assist you in learning more about your child's life and helping you comprehend it.
When a child of preschool age is hospitalised, what kind of playing should the nurse encourage?The nurse should encourage preschool-aged children to dress up and play house because they have active imaginations.
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what is best describes currently licensed smallpox vaccines
Answer: The U.S. Food and Drug Administration (FDA) has licensed ACAM2000®, (Smallpox [Vaccinia] Vaccine, Live), a replication-competent vaccine, for active immunization against smallpox disease in persons determined to be at high risk for smallpox infection.
Explanation:
The smallpox vaccine helps the body develop immunity to smallpox. The vaccine is made from a virus called vaccinia which is a "pox"-type virus related to smallpox. The smallpox vaccine contains the "live" vaccinia virus - not dead virus like many other vaccines.
Currently licensed smallpox vaccines are based on a live, attenuated strain of the virus, called vaccinia.
Here, correct answer will be
Vaccinia virus is similar to smallpox virus, but is less virulent and does not cause the same severe symptoms. The vaccine works by stimulating the body's immune system to produce antibodies against the virus. This helps protect against smallpox infection.
The vaccines have been shown to be safe and effective in preventing smallpox. They are used in countries where smallpox is still a threat and in areas where vaccination campaigns have been implemented. The vaccine also provides protection against other poxviruses, such as monkeypox and cowpox. The World Health Organization recommends that all people in countries where smallpox is still a threat be vaccinated.
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a hog’s internal organs closely resemble to?
A hog’s internal organs closely resemble to Human , 'You're a swine!' Although it is a popular taunt, there are few parallels between people and pigs.
These include anatomic and physiologic characteristics like as organ location (and frequently size and function), skin similarity, and disease development.
A 60-kilogram pig, for example, will resemble a human physique in many aspects, including fat distribution, hair cover, and propensity to attract insects. As a result, pigs have been utilized in medical research for over 30 years and serve as a translational research model. This suggests that if something works in a pig, it is more likely to function in a person.
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a nurse helps a health care provider treat a full-thickness burn on a patient's hand. prior to treatment, the nurse documents the appearance of the wound as:
Prior to treatment, the nurse documents the appearance of the wound as Dry and pale white.
A full-thickness burn wound might seem dry, pale white, leathery, or burned. The epidermis and dermis are destroyed in third-degree burns. Third-degree burns can potentially cause damage to the bones, muscles, and tendons beneath the skin. The burn area seems to be scorched. Because the nerve endings have been damaged, there is no feeling in the region.
Thicker burns, known as superficial partial-thickness and deep partial-thickness burns (sometimes known as second-degree burns), are painful and blistered. Full-thickness burns (sometimes known as third-degree burns) affect all layers of the skin. Burned skin appears white or burnt.
The complete question is:
A nurse helps a health care provider treat a full-thickness burn on a patient's hand. Prior to treatment, the nurse documents the appearance of the wound as:
A. Broken epidermis that is weeping.B. Reddened; blanches with pressure.C. Blistered with a mottled red base.D. Dry and pale white.To learn more about full-thickness burns, here
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which meaning would the nurse assign to the observation that a client is voiding frequently in small amounts 8 hours after giving birth?
With that observation, the nurse should conclude that a client voiding frequently in small amounts 8 hours after giving birth may indicate retention of urine with overflow.
Retention of urine is a condition where a person is unable to empty all the urine from their bladder. While it is not a disease, this condition may be related to other health problems, such as postpartum conditions or prostate problems.
Urine retention is manifested in small yet frequent voidings. When the condition has become acute, a urologist usually will drain the bladder by placing a catheter into the urethra to provide immediate relief and preventing damage.
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based on web domains (eg: .gov, .edu), which of the following would be the most likely to be a credible source of nutrition information?
The most likely believable source of nutrition information would be a. gov sphere. This is because. gov disciplines only contain websites that are associated with the government.
This means that the information set up on these websites is objective and dependable, as it's coming from a believable source. The information handed is generally backed by exploration and scientific substantiation. likewise, the government is a secure source of information and is largely regulated.
As a result,. gov disciplines are considered to be the most believable source of nutrition information. A balanced diet is a source of nutrition that consists of eating a variety of foods from all the food groups in the right quantities. Eating a balanced diet provides the body with the necessary energy, protein, vitamins, minerals, and fiber for overall health.
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a test of an experimental cancer drug finds that 11% of patients respond very well, and 89% of patients show either no improvement or a worsening of their condition. you repeat the study several times and obtain similar results. you should .
You should, option B: modify a single variable and repeat the experiment if you repeat the study several times and obtain similar results.
We shouldn't base the scientific method on the findings of a single experiment. We should repeatedly run the test instead. If it functions once, shouldn't it function the same way repeatedly? Yes, it should, so if we repeat the test and the results are different, we know that there is a factor in the test that we are not taking into account.
Sometimes the outcome may be the result of a variable you are unaware of. In our coin-flipping scenario, the method used by the person could have an impact on the outcome. To account for it, we conduct the experiment repeatedly on other subjects while carefully examining the outcomes for any deviations from the hypothesis we tested.
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Complete question is:
A test of an experimental cancer drug finds that 11% of patients respond very well, and 89% of patients show either no improvement or a worsening of their condition. you repeat the study several times and obtain similar results. you should
get new patients and perform the same experiment repeatedly
modify a single variable and repeat the experiment
end the experiment because some of the patients did not respond well
conclude that the drug is effective because some of the patients did respond well
after insertion of a central venous catheter through the left subclavian vein , a client reports chest pain and dyspnea and has decreased breath sounds on the left side. which action would the nurse take first?
The client's vital signs and oxygen saturation level should be evaluated by the nurse initially.
The nurse should start oxygen therapy as soon as there is any indication of decreasing oxygen saturation or changes in the vital signs.
Inserting a central venous catheter is a common and frequently required technique for the management of critically unwell patients.
Depending on the need for a catheter, different devices can be used to gain central venous access. In general, central venous catheters enable the delivery of venous irritants and vasoactive drugs.
Nevertheless, catheters are utilized for dialysis, plasmapheresis, or as a conduit to implant other devices for more involved operations.
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