CN202236813U - Endovascular infusion tube - Google Patents
Endovascular infusion tube Download PDFInfo
- Publication number
- CN202236813U CN202236813U CN2011203410974U CN201120341097U CN202236813U CN 202236813 U CN202236813 U CN 202236813U CN 2011203410974 U CN2011203410974 U CN 2011203410974U CN 201120341097 U CN201120341097 U CN 201120341097U CN 202236813 U CN202236813 U CN 202236813U
- Authority
- CN
- China
- Prior art keywords
- intrusion pipe
- supercharging
- sacculus
- aorta
- pipe body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model relates to an endovascular infusion tube. The endovascular infusion tube comprises an infusion tube body, a pressurizing part sleeved on the infusion tube body, and a suction pipe arranged with the infusion tube body in parallel. The utility model provides the endovascular infusion tube which can reduce the influence on important organs of a whole human body in a temperature-reducing and temperature-returning process, and deep low temperature is not required.
Description
Technical field
This utility model belongs to medical apparatus and instruments, relates to a kind of intrusion pipe, relates in particular to intrusion pipe in a kind of aorta lumen.
Background technology
In operation process, need row descending aorta inner support implantation surgery (improvement " trunk operation ") for the dissection of aorta of involving aortic arch portion, the most patients of trunk aneurysm; Carry out this operation and need the whole body temperature be reduced to 18-24 degree centigrade; Then under selectivity low discharge brain perfusion situation; Stop circulation in the descending aorta, promptly descending aorta far-end perfused organ comprises no hemoperfusions such as spinal cord, liver, kidney, digestive tract; Treat that descending aorta inner support direct-view is inserted, after mount proximal end and ascending aorta end artificial blood vessel coincide; Recover the perfusion of descending aorta inner blood again, the descending aorta far-end stops circulation time generally in 60min, because the descending aorta far-end stops circulation and cooling rewarming process; Cause the ischemia of far-end organ easily and cause corresponding complication; Comprise that acute liver, renal insufficiency, functional gastrointestinal disorder, ischemia of spinal cord cause neurological symptom, severe patient can cause paraplegia, serious liver and kidney failure, causes recovering behind the corrective surgery bad, severe complication or death.Be not useful at present the medical apparatus and instruments that solves the problems of the technologies described above or the relevant report of measure at home and abroad as yet.
The utility model content
In order to solve the above-mentioned technical problem that exists in the background technology, this utility model provides and need not profound hypothermia in a kind of art and can reduce cooling rewarming process to intrusion pipe in the aorta lumen of the influence of whole body important organ function.
The technical solution of this utility model is: this utility model provides intrusion pipe in a kind of aorta lumen, and its special character is: intrusion pipe comprises the intrusion pipe body, is socketed in the pressurized part of intrusion pipe body exterior and the suction catheter that walks abreast and be provided with the intrusion pipe body in the said aorta lumen.
Above-mentioned pressurized part is flat and is socketed in the intrusion pipe body exterior.
Above-mentioned pressurized part comprises the supercharging sacculus of flat and the pressure inlet that connects with the supercharging sacculus; The supercharging sacculus of said flat is socketed in the intrusion pipe body exterior; Said pressure inlet and intrusion pipe body are parallel to be provided with.
Above-mentioned pressurized part also comprises the supercharging storehouse that is connected the pressure inlet end.
Above-mentioned supercharging storehouse is supercharging sump or supercharging air bag.
Above-mentioned pressurized part also comprises the supercharging valve that is arranged on the pressure inlet.
Above-mentioned suction catheter is parallel to be arranged on the inwall or outer wall of intrusion pipe body.
Above-mentioned suction catheter is the vacuum suction pipe.
Also be provided with side opening on the above-mentioned intrusion pipe body; Said side opening is one or more.
When above-mentioned side opening is a plurality of, the asymmetric perfusion end that is arranged at intrusion pipe of said side opening.
The utility model has the advantages that:
This utility model is an one with suction catheter, intrusion pipe and supercharging sacculus collection, makes traditional intrusion pipe have multiple function, and intrusion pipe is highly susceptible to inserting in the lumen of vessels and uses; Supercharging balloon proximal pressure control piston valve design can be controlled the sacculus external diameter according to injecting saline volume or gas; Sacculus is outside to adopt the flat pattern design, be convenient to better with support in the blood vessel attaching, better fit thereby make through balloon pressure that blood vessel can evenly be expanded with patient's lesion vessels in the support; The intrusion pipe sidewall attaches by the vacuum suction discharge duct; Be convenient to before filling process with filling process in aerofluxus, control distal actuator bureaucratic airs bolt forms, the intrusion pipe internal diameter can reach 6-8mm; The tube wall head adopts asymmetric many side opening designs, can select required irrigation flow according to the different weight patient; This utility model is through the use of intrusion pipe in this aorta lumen; Can the descending aorta far-end be stopped circulation time foreshortens in the 5min; Need not profound hypothermia in the art; Reduce of the influence of cooling rewarming, have important practical value and stronger novelty for reducing complicated dissection of aorta and the aneurysmal complication of trunk to whole body important organ function.
Description of drawings
Fig. 1 is the interior intrusion pipe structural representation in use of aorta lumen that this utility model provides;
Wherein:
1-intrusion pipe far-end; 2-intrusion pipe body; 3-supercharging sacculus; The 4-pressure inlet; The 5-suction catheter; 6-supercharging valve; 7-supercharging storehouse; 8-intrusion pipe near-end.
The specific embodiment
Referring to Fig. 1, this utility model provides the interior intrusion pipe of a kind of aorta lumen to comprise intrusion pipe body 2, has been socketed in the pressurized part of intrusion pipe body 1 outside and the suction catheter 5 that walks abreast and be provided with intrusion pipe body 1.Pressurized part is the outside that flat is socketed in intrusion pipe body 1; Pressurized part adopts the flat pattern design; Be convenient to better with support in the blood vessel attaching, better fit thereby the pressure through pressurized part makes that blood vessel can evenly be expanded with patient's lesion vessels in the support.
Pressurized part comprises the supercharging sacculus 3 of flat and the pressure inlet 4 that connects with supercharging sacculus 3; The supercharging sacculus 3 of flat is socketed in the outside of intrusion pipe body 1; Pressure inlet 4 and intrusion pipe body 1 parallel the setting.Simultaneously, pressurized part also comprises the supercharging storehouse 7 that is connected pressure inlet 4 ends, and supercharging storehouse 7 can be supercharging sump or supercharging air bag, all is fine as long as can play the effect or the purpose of supercharging.
For the ease of the control pressurization, on pressure inlet 4, also be provided with supercharging valve 6, the pressure in 6 pairs of supercharging storehouse to superchargings of this supercharging valve sacculus is controlled, and is very easy to use.
Suction catheter 5 parallel being arranged on the inwall or outer wall of intrusion pipe body 1, suction catheter 5 is vacuum suction pipes.
Also be provided with one or more side openings on the intrusion pipe body 1, when side opening is a plurality of, the asymmetric perfusion end that is arranged at intrusion pipe of side opening.
The pressurization of arterial perfusion pipe collection sidewall sacculus, attraction aerofluxus and arterial perfusion are one in the lumen of vessels that this utility model provided; Aortic cannulation adopts the medical PVC material; Comprise that it is the flat pattern sacculus that external pressurized sacculus, aerofluxus suction catheter and arterial perfusion pipe are formed pipeline outward; Length of balloon 5-6cm, maximum diameter can reach 4-5cm during the sacculus complete expansion, and sacculus connects and the pressure control piston valve through the pipeline of 3mm internal diameter; When pressurizeing through syringe, this valve can normal saline be discharged in sacculus during decompression with normal saline by sacculus is expanded.Intubate is that the soft variable-angle arterial perfusion of internal diameter 6-8mm pipe is formed; Tube wall front end 1cm adopts many side opening designs; The aperture is about 1mm; The arterial perfusion tube wall has the suction catheter about an internal diameter 2mm, the lateral wall of the arterial perfusion pipe of difference opening and sacculus rear and front end, and sacculus front end proximal openings connects the vacuum suction aerofluxus.
This utility model in use; Intrusion pipe cooperates far-end support use in the descending aorta in the aorta lumen; After the descending aorta inner support is inserted, in one of ascending aorta near-end branch vessel, insert intrusion pipe in this aorta lumen, get into then the aorta inner support; Intrusion pipe near-end 8 is connected in cardiopulmonary bypass unit arterial perfusion pipe and pours into to intrusion pipe far-end 1; Elder generation's low discharge control perfusion connects the vacuum suction aerofluxus with the exhaustor near-end simultaneously, in sacculus, injects normal saline or gas then, after making progressively that sacculus is outside and not having the blood of leakage with complete applying of rack inner wall blood vessel and sacculus upper end; Select suitable irrigation flow according to patient body weight, keep the continuous negative pressure suction control gas of attraction pipeline to be fed into descending aorta far-end organ simultaneously.Carry out coincideing of ascending aorta far-end and descending aorta mount proximal end blood vessel then, coincide after the end, stop vacuum suction and intrusion pipe hemoperfusion, take out intrusion pipe in the aorta lumen after through negative pressure sacculus being reduced pressure.
Claims (10)
1. intrusion pipe in the aorta lumen is characterized in that: in the said aorta lumen intrusion pipe comprise the intrusion pipe body, be socketed in the intrusion pipe body exterior pressurized part and with the parallel suction catheter that is provided with of intrusion pipe body.
2. intrusion pipe in the aorta lumen according to claim 1, it is characterized in that: said pressurized part is flat and is socketed in the intrusion pipe body exterior.
3. intrusion pipe in the aorta lumen according to claim 2, it is characterized in that: said pressurized part comprises the supercharging sacculus of flat and the pressure inlet that connects with the supercharging sacculus; The supercharging sacculus of said flat is socketed in the intrusion pipe body exterior; Said pressure inlet and intrusion pipe body are parallel to be provided with.
4. intrusion pipe in the aorta lumen according to claim 3, it is characterized in that: said pressurized part also comprises the supercharging storehouse that is connected the pressure inlet end.
5. intrusion pipe in the aorta lumen according to claim 4, it is characterized in that: said supercharging storehouse is supercharging sump or supercharging air bag.
6. according to intrusion pipe in claim 3 or the 4 or 5 described aorta lumen, it is characterized in that: said pressurized part also comprises the supercharging valve that is arranged on the pressure inlet.
7. intrusion pipe in the aorta lumen according to claim 6 is characterized in that: said suction catheter is parallel to be arranged on the inwall or outer wall of intrusion pipe body.
8. intrusion pipe in the aorta lumen according to claim 7, it is characterized in that: said suction catheter is the vacuum suction pipe.
9. intrusion pipe in the aorta lumen according to claim 1 is characterized in that: also be provided with side opening on the said intrusion pipe body; Said side opening is one or more.
10. intrusion pipe in the aorta lumen according to claim 9 is characterized in that: when said side opening is a plurality of, and the asymmetric perfusion end that is arranged at intrusion pipe of said side opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203410974U CN202236813U (en) | 2011-09-13 | 2011-09-13 | Endovascular infusion tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203410974U CN202236813U (en) | 2011-09-13 | 2011-09-13 | Endovascular infusion tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202236813U true CN202236813U (en) | 2012-05-30 |
Family
ID=46098127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203410974U Expired - Fee Related CN202236813U (en) | 2011-09-13 | 2011-09-13 | Endovascular infusion tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202236813U (en) |
-
2011
- 2011-09-13 CN CN2011203410974U patent/CN202236813U/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 |
Granted publication date: 20120530 Termination date: 20140913 |
|
| EXPY | Termination of patent right or utility model |