CN205251684U - Coronary atheromatous plaque tissue remove device's laser pipe - Google Patents
Coronary atheromatous plaque tissue remove device's laser pipe Download PDFInfo
- Publication number
- CN205251684U CN205251684U CN201521026187.9U CN201521026187U CN205251684U CN 205251684 U CN205251684 U CN 205251684U CN 201521026187 U CN201521026187 U CN 201521026187U CN 205251684 U CN205251684 U CN 205251684U
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- China
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- layer
- type connector
- outer tube
- connector
- superlaser
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Abstract
The utility model provides a coronary atheromatous plaque tissue remove device's laser pipe, including outer tube layer, high energy laser transmission layer and centre bore, outer tube layer, high energy laser transmission layer and centre bore are from arrange to interior outward in order, and high energy laser transmission layer includes that 200 diameters are single optical fiber of 5 10 -5m, and all single optical fiber closely arrange, and high energy laser transmission layer has outer disc and interior disc on the whole, and the external diameter on outer tube layer is 1.6mm, and the centre bore internal diameter is greater than 0.5mm.
Description
Technical field
The utility model relates to field of medical technology, is specifically related to cardiovascular treatment technical field, more specifically, relates to a kind of Atherosclerotic Vessels: Changes Observed during Coronary and organize the laser catheter of cancellation element.
Background technology
Coronary atherosclerotic heart disease is coronary artery generation atherosclerotic lesion and cause lumen of vessels stenosis or occlusion, causes myocardial ischemia, anoxic or heart disease downright bad and that cause, is usually called as " coronary heart disease ". The hazards of coronary heart disease comprise changeable hazards and unmodifiable hazards. Changeable hazards have: hypertension, dyslipidemia (T-CHOL is too high or LDL-C is too high, triglycerides is too high, HDL-C too low), overweight/obesity, hyperglycaemia/diabetes, bad life style comprises smoking, unreasonable meals (higher fatty acid, high cholesterol, high heat etc.), lacks physical exertion, excessive consumption of alcohol, and socio-psychological factor. Unmodifiable hazards have: sex, age, family history. In addition, relevant with infection, as cytomegalovirus, CPN, helicobacter pylori etc.
The diagnosis of coronary heart disease mainly relies on typical clinical symptoms, then finds in conjunction with auxiliary examination the evidence that myocardial ischemia or coronary artery block, and myocardial injury markers has determined whether myocardial necrosis. Find that myocardial ischemia the most frequently used inspection method comprises routine electrocardiogram and electrocardiogram stress test, Nuclear Cardiac Imaging. There is the inspection of wound property to have coronarography and intravascular ultrasound etc.
The treatment of coronary heart disease comprises: 1. habits and customs change: smoking cessation limit wine, and low fat low salt diet, suitably physical training, controls body weight etc.; 2. medicine treatment: antithrombotic (antiplatelet, anti-freezing), alleviate myocardium keto consumption (beta-blocker), allevating angina pectoris (nitrate esters), adjusts fat to stablize patch (Statins fat regulation medicine); 3. revascularization treatment: comprise PCI and surgery CABG. Medicine treatment is the basis of all treatments. After intervention and surgical operation therapy, also to adhere to long-term standard drug treatment. Concerning same patient, when some stages in disease, can control ideally with medicine, and alone medication effect is often not good in the time of another stage, medicine and PCI or operation need to be share.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of Atherosclerotic Vessels: Changes Observed during Coronary organizes the laser catheter of cancellation element, and superlaser is transferred to Atherosclerotic Vessels: Changes Observed during Coronary tissue.
In order to solve the problems of the technologies described above, the technical solution of the utility model is:
A kind of Atherosclerotic Vessels: Changes Observed during Coronary is organized the laser catheter of cancellation element, comprise outer tube layer, superlaser transport layer and centre bore, outer tube layer, superlaser transport layer and centre bore from outside to inside in turn arrange, superlaser transport layer comprises that 200 diameters are 5 × 10-5The single optical fiber of m, all single optical fiber close-packed arrays, superlaser transport layer has periphery and inner headed face on the whole, and the external diameter of outer tube layer is 1.6mm, and centre bore internal diameter is greater than 0.5mm.
Above-mentioned Atherosclerotic Vessels: Changes Observed during Coronary is organized the laser catheter of cancellation element, outer tube layer passes from the straight hole of Y type connector, on outer layer sleeve, cover has connector, connector coordinates and realizes the relative fixing of outer tube layer and Y type connector with the link of Y type connector, connector comprises the cover being fixed on outer layer sleeve, put towards Y type connector link direction and be extended with elastic card claw, between elastic card claw and outer layer sleeve, there is the gap of receiving Y type connector link, elastic card claw is uniform three of circumferencial direction, on the end medial surface of elastic card claw, there is projection, accordingly, Y type connector link periphery is provided with receives protruding depression, in the time that projection is arranged in depression, outer tube layer is relative fixing with Y type connector.
Above-mentioned Atherosclerotic Vessels: Changes Observed during Coronary is organized the laser catheter of cancellation element, and Y type connector link end face is taper surface, near connector to away from connector, the diameter of this taper surface increases gradually.
Above-mentioned Atherosclerotic Vessels: Changes Observed during Coronary is organized the laser catheter of cancellation element, between centre bore and superlaser transport layer, internal layer is also set.
Excimer laser beam is transferred to Atherosclerotic Vessels: Changes Observed during Coronary tissue by superlaser transport layer, eliminates or dwindle Atherosclerotic Vessels: Changes Observed during Coronary tissue, widens tube wall. Superlaser transport layer comprises that 200 diameters are 5 × 10-5The single optical fiber of m, laser catheter is very soft, little to the mechanical abrasion of arterial wall.
Brief description of the drawings
Below in conjunction with accompanying drawing to further detailed explanation of the utility model:
Fig. 1 is the structural representation of laser catheter.
Fig. 2 is A-A sectional view in Fig. 1.
Fig. 3 is partial schematic diagram in Fig. 1.
In figure: 1 laser catheter, 2Y type connector, 3 connectors, 4 elastic card claws, 5 projections, 6 taper surfaces, 11 outer tube layers, 12 superlaser transport layers, 13 internal layers, 14 centre bores.
Detailed description of the invention
As shown in Figure 1 to Figure 3, Atherosclerotic Vessels: Changes Observed during Coronary organizes the laser catheter 1 of cancellation element to comprise outer tube layer 11, superlaser transport layer 12 and centre bore 14, and outer tube layer, superlaser transport layer and centre bore are arranged from outside to inside in turn. Superlaser transport layer comprises that 200 diameters are 5 × 10-5The single optical fiber of m, all single optical fiber close-packed arrays, superlaser transport layer has periphery and inner headed face on the whole, and the external diameter of outer tube layer is 1.6mm, can enter smoothly coronary artery. Centre bore internal diameter is greater than 0.5mm, to make laser catheter deliver to the place apart from pathology near-end 5mm along guide wire, and gradation advances in surgical procedure, until laser catheter passes through diseased region completely, complete and eliminate or dwindle Atherosclerotic Vessels: Changes Observed during Coronary tissue, widen tube wall.
Laser catheter is by the means of delivery of laser beam direction diseased region, 200 single optical fibers form many optical fibers, and many optical fibers are very soft, larger to the cutting area of patch, without laser dead space, little to the mechanical injuries of arterial wall between each single optical fiber.
Outer tube layer passes from the straight hole of Y type connector 2, and on outer layer sleeve, cover has connector 3, and connector coordinates and realizes the relative fixing of outer tube layer and Y type connector with the link of Y type connector, has also realized the relative fixing of laser catheter and Y type connector. Connector comprises the cover being fixed on outer layer sleeve, puts towards Y type connector link direction and is extended with elastic card claw 4, has the gap of receiving Y type connector link between elastic card claw and outer layer sleeve. Elastic card claw is uniform three of circumferencial direction, on the end medial surface of elastic card claw, there is projection 5, accordingly, Y type connector link periphery is provided with receives protruding depression, in the time that projection is arranged in depression, outer tube layer is relative fixing with Y type connector, has also realized the relative fixing of laser catheter and Y type connector. In the time of needs dismounting or replacing Y type connector, strut elastic card claw, Y type connector can be taken off.
Y type connector link end face is taper surface 6, near connector to away from connector, the diameter of this taper surface increases gradually. The fixing easily operation that is arranged so that Y type connector and laser catheter of tapered end face.
Between centre bore and superlaser transport layer, internal layer 13 is also set, is beneficial to fibre-optic protection in superlaser transport layer, avoid guide wire or the guiding catheter optical fiber that directly weares and teares. Centre bore wears guide wire, under the guiding of guide wire, arrives Atherosclerotic Vessels: Changes Observed during Coronary tissue.
Claims (4)
1. an Atherosclerotic Vessels: Changes Observed during Coronary is organized the laser catheter of cancellation element, it is characterized in that: comprise outer tube layer, superlaser transport layer and centre bore, outer tube layer, superlaser transport layer and centre bore from outside to inside in turn arrange, superlaser transport layer comprises that 200 diameters are 5 × 10-5The single optical fiber of m, all single optical fiber close-packed arrays, superlaser transport layer has periphery and inner headed face on the whole, and the external diameter of outer tube layer is 1.6mm, and centre bore internal diameter is greater than 0.5mm.
2. Atherosclerotic Vessels: Changes Observed during Coronary according to claim 1 is organized the laser catheter of cancellation element, it is characterized in that: outer tube layer passes from the straight hole of Y type connector, on outer layer sleeve, cover has connector, connector coordinates and realizes the relative fixing of outer tube layer and Y type connector with the link of Y type connector, connector comprises the cover being fixed on outer layer sleeve, put towards Y type connector link direction and be extended with elastic card claw, between elastic card claw and outer layer sleeve, there is the gap of receiving Y type connector link, elastic card claw is uniform three of circumferencial direction, on the end medial surface of elastic card claw, there is projection, accordingly, Y type connector link periphery is provided with receives protruding depression, in the time that projection is arranged in depression, outer tube layer is relative fixing with Y type connector.
3. Atherosclerotic Vessels: Changes Observed during Coronary according to claim 1 and 2 is organized the laser catheter of cancellation element, it is characterized in that: Y type connector link end face is taper surface, near connector to away from connector, the diameter of this taper surface increases gradually.
4. Atherosclerotic Vessels: Changes Observed during Coronary according to claim 1 and 2 is organized the laser catheter of cancellation element, it is characterized in that: between centre bore and superlaser transport layer, internal layer is also set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521026187.9U CN205251684U (en) | 2015-12-12 | 2015-12-12 | Coronary atheromatous plaque tissue remove device's laser pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521026187.9U CN205251684U (en) | 2015-12-12 | 2015-12-12 | Coronary atheromatous plaque tissue remove device's laser pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205251684U true CN205251684U (en) | 2016-05-25 |
Family
ID=55993238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521026187.9U Expired - Fee Related CN205251684U (en) | 2015-12-12 | 2015-12-12 | Coronary atheromatous plaque tissue remove device's laser pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205251684U (en) |
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2015
- 2015-12-12 CN CN201521026187.9U patent/CN205251684U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160525 Termination date: 20171212 |