| 영문 | pacemaker | 한글 | 길잡이, 심장길잡이 |
|---|---|---|---|
| 설명 | 우심방과 상대정맥의 연접부에 있는 특별한 신경조직와 동방결절에 의한 심방수축이 방실결절로 전달되면 심실의 수축이 시작된다. 심방-방실결절-심실에서 발생하는 이소성 또는 잠재성 길잡이는 비정상적 심장기능에서 나타나는 수축의 원인이 되기도 한다. 심장 길잡이란 심장근육을 전기로 자극하여 심한 느린맥에서 심장박동률을 증가시키는데 쓰이는 전기적 장치. 심장이 생명 유지에 필요한 최소한의 속도로도 자발적인 수축을 하지 못할 때 심박조율기가 일정하게 고정된 속도의 전기적 자극을 일시적 또는 영구적으로 보낼 수 있다. |
||
| 영문 | pacemaker | 한글 | 박동조율기 |
|---|---|---|---|
| 설명 | 우심방과 상대정맥의 연접부에 있는 특별한 신경조직와 동방결절에 의한 심방수축이 방실결절로 전달되면 심실의 수축이 시작된다. 심방-방실결절-심실에서 발생하는 이소성 또는 잠재성 길잡이는 비정상적 심기능에서 나타나는 수축의 원인이 되기도 한다. 심장 길잡이란 심장근육을 전기로 자극하여 심한 느린맥에서 심장박동률을 증가시키는데 쓰이는 전기적 장치. 심장이 생명 유지에 필요한 최소한의 속도로도 자발적인 수축을 하지 못할 때 심박조율기가 일정하게 고정된 속도의 전기적 자극을 일시적 또는 영구적으로 보낼 수 있다. |
||
| 영문 | pacemaker(of heart) | 한글 | 심장박동기 |
|---|---|---|---|
| 설명 | 심장의 전기적 자극이 병적인 상태로 발생하지 않거나, 혹은 심실로 잘 전해지지 않을 때 사용한다. 일시적 심장박동기와 영구적 심장박동기가 있으며, 각기 쓰이는 용도는 병에 따라 다르다. 요즘에 나오는 심장 박동기는 건전지의 수명도 반영구적이며, 밖에서 조정할 수 있고, 운동이나 스트레스 상황에 대한 심장의 빠른 운동에도 잘 적응할 수 있도록 만들어져 있다. |
||
| ECG | Electro-Cardio-Graphy(-Gram); 심전도 = EKG 1. Conducting System Structu... |
|---|---|
| aVF | unipolar limb lead on the left leg in electrocardiography |
| aVL | unipolar limb lead on the left arm in electrocardiography |
| aVR | unipolar limb lead on the right arm in electrocardiography |
| SUP | schizo-unipolar; supination |
| PMT | Pacemaker-Mediated Tachycardia |
|---|---|
| UP | Unipolar |
| UBC | unipolar brush cell |
| unipolar | 1. <physics> Having, or acting by means of, one pole only. 2. <anatomy> Having but one pole or process; applied to those ganglionic nerve cells which have but one radiating process; opposed to multipolar. <physics> Unipolar induction, the simulation sometimes produced when one electrode of an induction apparatus is applied to a nerve. Synonym: unipolar induction action. Origin: Uni- + polar. Source: Websters Dictionary (01 Mar 1998) |
|---|---|
| unipolar arc | <radiobiology> Arc between a metal surface and a plasma in contact with it. Such an arc requires only one electrode and is maintained by the thermal energy of the electrons. (09 Oct 1997) |
| unipolar cell | A neuron whose cell body emits a single axonal process resulting from the fusion of two polar processes during development; at a variable distance from the cell body, the process divides into a peripheral axon branch extending outward as a peripheral afferent (sensory) nerve fibre, and a central axon branch that enters into synaptic contact with neuron's in the spinal cord or brainstem. With the single known exception of the neuron's composing the mesencephalic nucleus of the trigeminus, unipolar neuron's are the exclusive neural elements of the sensory ganglia. The lack of dendritic processes of these primary sensory neuron's is only apparent: the dendritic pole of the unipolar neuron is represented by the unmyelinated terminal ramifications of the peripheral axon branch. Synonym: pseudounipolar cell, pseudounipolar neuron, unipolar cell. (05 Mar 2000) |
| unipolar electrocardiogram | An electrocardiogram taken with the exploring electrode placed on the chest overlying the heart or upon a single limb, the indifferent ("zero" potential) electrode being the central terminal. (05 Mar 2000) |
| unipolar leads | Those in which the exploring electrode is on the chest in the vicinity of the heart or on one of the limbs, while the other or indifferent electrode is the central terminal. (05 Mar 2000) |
| unipolar neuron | A neuron whose cell body emits a single axonal process resulting from the fusion of two polar processes during development; at a variable distance from the cell body, the process divides into a peripheral axon branch extending outward as a peripheral afferent (sensory) nerve fibre, and a central axon branch that enters into synaptic contact with neuron's in the spinal cord or brainstem. With the single known exception of the neuron's composing the mesencephalic nucleus of the trigeminus, unipolar neuron's are the exclusive neural elements of the sensory ganglia. The lack of dendritic processes of these primary sensory neuron's is only apparent: the dendritic pole of the unipolar neuron is represented by the unmyelinated terminal ramifications of the peripheral axon branch. Synonym: pseudounipolar cell, pseudounipolar neuron, unipolar cell. (05 Mar 2000) |
| artificial pacemaker | Any device that substitutes for the normal pacemaker and controls the rhythm of the organ; especially an electronic cardiac pacemaker, which may be implanted in the chest, with electrodes attached to the external cardiac surface, or passed through the venous circulation into the right side of the heart (pervenous pacemaker). (05 Mar 2000) |
| cardiac pacemaker | An electrical device which delivers a small stimulant shock to the heart to effect cardiac contraction at a pre-determined rate. Many of today's pacemakers have two main components: the electrodes and the transducer (pulse generator). The electrodes are wires which are placed into the circulatory system and make physical contact with the heart muscle. A small electrical discharge from the pacemaker electrode stimulates the muscular wall of the heart to contract, thus pumping blood in an organised fashion. The transducer is a small device, usually implanted under the skin, that generates the electrical discharge at a pre-determined frequency. Transducers can monitor your heart's rate of contraction and deliver an electrical shock only when the heart is going too slow. (27 Sep 1997) |
| pacemaker | 1. <apparatus, physiology> An object or substance that influences the rate at which a certain phenomenon occurs, often used alone to indicate the natural cardiac pacemaker or an artificial cardiac pacemaker. 2. <biochemistry> A substance whose rate of reaction sets the pace for a series of interrelated reactions. (24 Mar 1998) |
| pacemaker, artificial | A device designed to stimulate, by electric impulses, contraction of the heart muscles. It may be temporary (external) or permanent (internal or internal-external). (12 Dec 1998) |
| pacemaker failure | Failure of an artificial pacemaker to generate or deliver effective stimuli to the myocardium. (05 Mar 2000) |
| pacemaker output | Electrical energy delivered into a standard load (500 ohms resistance). (05 Mar 2000) |
| pacemaker potential | The voltage inscribed by impulses from an artificial electronic pacemaker. (05 Mar 2000) |
| pacemaker sensitivity | The minimum cardiac activity required to consistently trigger a pulse generator. (05 Mar 2000) |
| pacemaker syndrome | <syndrome> The occurrence of symptoms relating to the loss of atrial-ventricular synchrony in ventricularly paced patients, or symptoms caused by inadequate timing of atrial and ventricular contractions in paced patients. (05 Mar 2000) |
제품명 |
판매사 |
보험코드 | 성분/함량 | 구분/보험급여 |
|---|
제품명 |
판매사 |
보험코드 | 성분/함량 | 구분/보험급여 |
|---|