CN106726040B - Bracket sacculus is set with luggage - Google Patents
Bracket sacculus is set with luggage Download PDFInfo
- Publication number
- CN106726040B CN106726040B CN201710150079.XA CN201710150079A CN106726040B CN 106726040 B CN106726040 B CN 106726040B CN 201710150079 A CN201710150079 A CN 201710150079A CN 106726040 B CN106726040 B CN 106726040B
- Authority
- CN
- China
- Prior art keywords
- air bag
- pressure spring
- catheter body
- opening pressure
- support
- 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
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
- A61F2/958—Inflatable balloons for placing stents or stent-grafts
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
- A61F2/962—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses a kind of bracket sacculus to set with luggage, including catheter body (1), one end of the catheter body (1) is equipped with support device, support air bag (15) are additionally provided in the support device, the support air bag (15) movable can abut support device, and it is tightly attached to the opening pressure spring in support device on blood vessel, it is stable to achieve the purpose that.The configuration of the present invention is simple, can convey and release opening pressure spring, and the pressure spring that can make to be open preferably is bonded with blood vessel, is conducive to the support of target blood internal diameter, and it is convenient to operate, and extends service life, and it is painful to alleviate patient, reduce costs.
Description
Technical field
The present invention relates to medicine vascular interventional treatment technical field, in particular to a kind of bracket sacculus is set with luggage.
Background technique
Clinical vascular interventional therapy carriage conveyor is equipped with one piece and matches with the stent diameter, length at present
Sacculus struts bracket for reaching expansion behind vascular lesion position, shapes, discharges.Bracket positions during actual operation
When the phenomenon that being easy to appear bracket vibration, especially need pinpoint opening lesion, this just conveys existing intravascular stent
There are following risks for device: lesion covering is insufficient;Person's bracket is adherent bad, increases thrombus in stents event or restenosis wind
Danger;The damage of the thinner blood vessel in distal end, the protrusion of bracket edge can be caused in bracket original position overdistension by carrying bracket sacculus, and blood vessel is broken
Split risk;Positioning causes duration of myocardial ischemia to extend for a long time repeatedly, may cause that sb.'s illness took a turn for the worse, or even dead.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of conveying and discharge and complete bracket and fix, realization bracket is more
The bracket sacculus adherent with blood vessel is set with luggage well.
Technical scheme is as follows:
A kind of bracket sacculus is set with luggage, including catheter body, and one end of the catheter body is equipped with support device, support dress
Support air bag is additionally provided in setting, the support air bag movable can abut support device, and the support device includes sleeve, the set
It is equipped with baffle in cylinder, is equipped with opening pressure spring, one end of the opening pressure spring in the side of the baffle towards catheter body open end
It is abutted with baffle;It is equipped with gas-guide tube on the baffle, support air bag is equipped on the gas-guide tube, the support air bag is worn
It is located in opening pressure spring;Opening pressure spring is squeezed after the support air bag inflation, while recycling catheter body, catheter body is with sleeve one
Movement is played, after sleeve completely disengages opening pressure spring, opening pressure spring opens in the presence of a tensile force, and supports corresponding position blood
The inner wall of pipe, it is stable to achieve the purpose that, it is further continued for inflating to support air bag, so that support air bag is persistently compressed opening pressure spring, directly
Buckle-like is formed between opening pressure spring and blood vessel, can deflate and withdraw catheter body.
Using the above structure, catheter body is protruded into blood vessel, and sends support device to the target location of blood vessel, at this point,
It is inflated to support air bag, the lateral surface of support air bag abuts the corresponding component of support device, due to the lateral surface of support air bag
It is softer, it will form between the corresponding component and support air bag of support device and be close to shape, at this point, catheter body is back pulled outward,
Under the abutting effect of support air bag, opening pressure spring will not move therewith, should when the opening pressure spring discharges in the blood vessels completely
Opening pressure spring abutted with target blood inner wall, then, in order to prevent the opening pressure spring by it is intravascular obtain pressure influence and occur
It is mobile, continue to inflate to support air bag, allows the lateral surface of support air bag to abut the opening pressure spring again, and make the opening pressure spring
It will form between blood vessel and be close to close shape, after keeping the abutting of a period of time, deflate to support spring, translate support air bag
A distance, then the corresponding position of the opening pressure spring is inflated and continued to abut to support air bag, and keeps a period of time again, it repeats
Several times, until opening pressure spring is close to blood vessel all over, finally, discharge gas, withdrawal catheter body and support air bag,
Structure is simple, operates convenient, adherent better effect, and support endurance is stronger, also extends service life, it is long-term to facilitate patient
Recovery is used.
It for ease of operation and produces, preferably, the catheter body is to be integrally formed to be made with sleeve.
In order to avoid mobile interference, and convenient for resistance blood, preferably, being equipped with partition, the partition in the catheter body
There are gap between baffle, the width in the gap is 5~10mm, the partition the inner cavity of catheter body be divided into the first cavity and
Second cavity, the gas-guide tube are worn in the first cavity, and blocking device, the blocking device are equipped in second cavity
Including guide pipe, it is equipped with gas tube in the guide pipe, blocking air bag is equipped on the gas tube, second cavity is corresponding
The side of catheter body is equipped with several through-holes, and the guide pipe stretches out the through-hole of corresponding position, and gas tube is guided to protrude into correspondence
The blood vessel of position blocks target blood with reaching to blocking air bag inflation, the purpose of anti-hemostasis reflux.
For the ease of residual blood is discharged and keeps endovascular air pressure, convenient for the movement of catheter body, preferably, described first
The side that cavity corresponds to catheter body is equipped with several blood back holes.
For the ease of finding the target blood for needing to hinder blood, preferably, the inserting end of the guide pipe is equipped with bending segment,
The diameter of the bending segment is less than the through-hole diameter on catheter body.
In order to make guide pipe that mobile interference not occur with catheter body, avoid moving unsmooth consequence, to improve operation standard
True rate, preferably, the length of the bending segment is 0.5~1.5mm.
The utility model has the advantages that the configuration of the present invention is simple, can convey and release opening pressure spring, and can make to be open pressure spring with it is intravascular
Wall is preferably bonded, and is conducive to the support of target blood internal diameter, and it is convenient to operate, and extends service life, alleviates patient's pain, drop
Low cost.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention
Fig. 2 is usage state diagram of the invention.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings.
As shown in Fig. 1 and Fig. 2, the present invention is made of catheter body 1 etc., and one end of the catheter body 1 is equipped with support device, institute
Stating support device includes that manufactured sleeve 11 is integrally formed with catheter body 1, baffle 12 is equipped in the sleeve 11, described
The side of baffle 12 towards 1 open end of catheter body is equipped with opening pressure spring 13, and one end of the opening pressure spring 13 is abutted with baffle 12;
It is equipped with gas-guide tube 14 on the baffle 12, support air bag 15 is equipped on the gas-guide tube 14, the support air bag 15 is worn
It is located in opening pressure spring 13, the support air bag 15 squeezes opening pressure spring 13 after inflating, while recycling catheter body 1,1 band of catheter body
Sleeve 11 move together, after sleeve 11 completely disengage opening pressure spring 13 after, opening pressure spring 13 open in the presence of a tensile force, and
The inner wall for supporting corresponding position blood vessel is further continued for inflating to support air bag 15, support air bag 15 is made persistently to compress opening pressure spring
13, until forming buckle-like between opening pressure spring 13 and blood vessel, it can deflate and withdraw catheter body 1.
Partition 2 is equipped in the catheter body 1, there are gap between the partition 2 and baffle 12, the width in the gap is
The inner cavity of catheter body 1 is divided into the first cavity 21 and the second cavity 22, first chamber by 5~10mm, preferably 8mm, the partition 2
The side of the corresponding catheter body 1 of body 21 is set there are five blood back hole 16, and the gas-guide tube 14 is threaded through in the first cavity 21.
Blocking device is equipped in second cavity 22, the blocking device includes guide pipe 31, the guide pipe 31
Inserting end be equipped with bending segment 311, the diameter of the bending segment 311 is less than the through-hole diameter on catheter body 1, the bending segment
311 length is 0.5~1.5mm, preferably 1mm;It is equipped with gas tube 32 in the guide pipe 31, is set on the gas tube
There is blocking air bag 33, the side of the corresponding catheter body 1 of second cavity 22 is equipped with eight through-holes, and the guide pipe 31 stretches out corresponding position
The through-hole set, and gas tube 32 is guided to protrude into the blood vessel of corresponding position, to the inflation of blocking air bag 33 with reach to target blood into
Row blocking, the purpose of anti-hemostasis reflux.
Application method of the invention is as follows:
Embodiment 1:
As shown in Figure 1, when as smaller such as resistance blood target blood support air bag 15 should not be used, then be used directly the clamp that stops blooding
Handle target blood;Reselection opening pressure spring 13 compatible with support target vessel diameter, squeezes opening pressure spring 13
After be put into sleeve 11, make be open pressure spring 13 inserting end be connected on baffle 12, gas-guide tube 14 is fed through baffle 12, and is connected to
There is support air bag 15, meanwhile, it allows the support air bag 15 on catheter body 1 to be threaded through in opening pressure spring 13, protrudes into blood along catheter body 1
Pipe, until sleeve 11 reaches support target vessel position, at this point, inflating to support air bag 15, the lateral surface of support air bag 15 is supported
Catch opening pressure spring 13 medial surface, since the lateral surface of support air bag 15 is thin-skinned compared with the outside of sleeve 11, opening pressure spring 13 with
It will form abutting shape between support air bag 15, at this point, back pulling catheter body 1 outward, and move together, propping up with moving sleeve 11
Under the abutting effect for supportting air bag 15, opening pressure spring 13 will not be moved with the movement of sleeve 11, when opening pressure spring 13 is fully removed
After except sleeve 11, in the presence of a tensile force, opening pressure spring 13 opens, and supports with the corresponding position of support target blood vessel
It connects, then, the pressure spring 13 that is open in order to prevent is moved by intravascular pressure influence, continues to fill to support air bag 15
Gas allows the lateral surface of support air bag 15 to abut the medial surface of opening pressure spring 13 again, at this point, opening pressure spring 13 and blood vessel
Between will form abutting close shape, after keeping the abutting of a period of time, to support spring 15 deflate, support air bag 15 opening pressure spring
In 13 after one section of translation, reinflated abutment openings pressure spring 13, and kept for a period of time, it is repeated several times, until opening pressure spring 13 is whole
Duan Douyu blood vessel, which is formed, is close to shape form, finally, discharging the gas in gas tube 32, withdraws blocking air bag 33, then discharge
Gas in gas-guide tube 14 withdraws catheter body 1 and support air bag 15.
Embodiment 2
As shown in Fig. 2, when as larger such as resistance blood target blood, the damage in order to avoid haemostatic clamp to blood vessel, at this point, being suitble to make
With support air bag 15, elder generation is extend into the sleeve 11 of catheter body 1 at the position of support target blood vessel, and handle is separated out by partition 2
The second cavity 22 on eight through-holes go to resistance blood target blood direction, referring to ancillary equipment display, guide pipe 31
It is extend into the through hole of corresponding position, and bending segment 311 is made to be directed at corresponding through-hole, then, imports gas tube 32, the inflation
The inserting end of pipe 32 is also communicated with blocking air bag 33, and gas tube 32 protrudes into resistance blood target blood, so under the guide of guide pipe 31
Afterwards, it inflates, blocks 33 inflation of air bag (in Fig. 2 shown in dotted line) to gas tube 32, clogging blood vessel achievees the purpose that hinder blood;
The blood for flowing into the second cavity 22 from through-hole during this period flows into the first cavity 21 by the gap of 8mm between baffle 12 and partition 2,
And again flowed into blood vessel by blood back hole 16, blood clotting can be prevented and the mobile interference that occurs, finally, according in embodiment 1
Description, start to be supported operation to support target blood vessel, and withdraw catheter body 1 and all components in the completed.
The undescribed part of the invention is identical with the prior art, and therefore not to repeat here.
The above is only embodiments of the present invention, are not intended to limit the scope of the invention, all to utilize the present invention
Equivalent structure made by specification and accompanying drawing content is directly or indirectly used in other related technical areas, similarly at this
Within the scope of patent protection of invention.
Claims (6)
1. a kind of bracket sacculus is set with luggage, including catheter body (1), it is characterised in that: one end of the catheter body (1) is equipped with branch
Support arrangement is additionally provided with support air bag (15) in the support device, and support air bag (15) activity abuts support device, the branch
Support arrangement includes sleeve (11), is equipped with baffle (12) in the sleeve (11), is open in the baffle (12) towards catheter body (1)
The side at end is equipped with opening pressure spring (13), and one end of opening pressure spring (13) is abutted with baffle (12);In the baffle (12)
On be equipped with gas-guide tube (14), be equipped with support air bag (15) on the gas-guide tube (14), the support air bag (15) is threaded through
It is open in pressure spring (13);Opening pressure spring (13) is squeezed after support air bag (15) inflation, while recycling catheter body (1), conduit
Body (1) is moved together with sleeve (11), after sleeve (11) completely disengages opening pressure spring (13), is open pressure spring (13) in elasticity
Power effect is lower to open, and supports the inner wall of corresponding position blood vessel, stable to achieve the purpose that, is further continued for giving support air bag (15)
Inflation makes support air bag (15) persistently compress opening pressure spring (13), blocks until being formed between opening pressure spring (13) and blood vessel
Cuff-like can deflate and withdraw catheter body (1).
2. bracket sacculus according to claim 1 is set with luggage, it is characterised in that: the catheter body (1) and sleeve (11)
It is made to be integrally formed.
3. bracket sacculus according to claim 1 is set with luggage, it is characterised in that: be equipped in the catheter body (1) every
Piece (2), there are gap between the partition (2) and baffle (12), the width in the gap is 5~10mm, and the partition (2) is leading
The inner cavity of tube body (1) is divided into the first cavity (21) and the second cavity (22), and the gas-guide tube (14) is threaded through the first cavity (21)
It is interior, it is equipped with blocking device in second cavity (22), the blocking device includes guide pipe (31), the guide pipe (31)
Gas tube (32) are inside equipped with, blocking air bag (33) is equipped on the gas tube, second cavity (22) is corresponding catheter body (1)
Side be equipped with several through-holes, the guide pipe (31) stretches out the through-hole of corresponding position, and gas tube (32) is guided to protrude into pair
The blood vessel of position is answered, target blood is blocked with reaching to blocking air bag (33) inflation, the purpose of anti-hemostasis reflux.
4. bracket sacculus according to claim 3 is set with luggage, it is characterised in that: the corresponding conduit of first cavity (21)
The side of body (1) is equipped with several blood back holes (16).
5. bracket sacculus according to claim 3 is set with luggage, it is characterised in that: the inserting end of the guide pipe (31) is set
Have bending segment (311), the diameter of the bending segment (311) is less than the through-hole diameter on catheter body (1).
6. bracket sacculus according to claim 5 is set with luggage, it is characterised in that: the length of the bending segment (311) is
0.5~1.5mm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710150079.XA CN106726040B (en) | 2017-03-14 | 2017-03-14 | Bracket sacculus is set with luggage |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710150079.XA CN106726040B (en) | 2017-03-14 | 2017-03-14 | Bracket sacculus is set with luggage |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106726040A CN106726040A (en) | 2017-05-31 |
CN106726040B true CN106726040B (en) | 2018-12-18 |
Family
ID=58962635
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710150079.XA Expired - Fee Related CN106726040B (en) | 2017-03-14 | 2017-03-14 | Bracket sacculus is set with luggage |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106726040B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107440764B (en) * | 2017-08-16 | 2023-10-27 | 北京赛铂医药科技有限公司 | Conveying device of intravascular distal protector |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN207323596U (en) * | 2017-03-14 | 2018-05-08 | 重庆康华众联心血管病医院有限公司 | A kind of stent sacculus is put with luggage |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5827265A (en) * | 1996-02-07 | 1998-10-27 | Regents Of The University Of California | Intraluminal tissue welding for anastomosis |
US8317859B2 (en) * | 2004-06-28 | 2012-11-27 | J.W. Medical Systems Ltd. | Devices and methods for controlling expandable prostheses during deployment |
CN102805893A (en) * | 2011-06-01 | 2012-12-05 | 上海市第六人民医院 | Hollow balloon catheter not blocking blood/air flow |
CN203001186U (en) * | 2012-12-20 | 2013-06-19 | 中国人民解放军第二军医大学 | Forward pushing type support system for arteriostenosis |
CN103394154B (en) * | 2013-07-23 | 2015-12-09 | 中国人民解放军第二军医大学 | A kind of for having assisted the two sacculus venous duct in three chambeies of total hepatic vascular exclusion |
CN103356251B (en) * | 2013-07-31 | 2015-05-13 | 中国人民解放军第三军医大学第二附属医院 | Anchoring ball sac in coronary stent |
-
2017
- 2017-03-14 CN CN201710150079.XA patent/CN106726040B/en not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN207323596U (en) * | 2017-03-14 | 2018-05-08 | 重庆康华众联心血管病医院有限公司 | A kind of stent sacculus is put with luggage |
Also Published As
Publication number | Publication date |
---|---|
CN106726040A (en) | 2017-05-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO1999060932A8 (en) | Catheter with shape memory polymer distal tip for deployment of therapeutic devices | |
HK1056994A1 (en) | Intravascular flow restrictor | |
WO2009144561A3 (en) | Device for treating arterial occlusions of the lower limbs | |
CN204798068U (en) | Device and conveying system are rebuild to blood vessel | |
JPWO2014115273A1 (en) | Self-expanding stent system | |
CN202027752U (en) | Double-balloon catheter for bifurcate blood vessel opening | |
CN106726040B (en) | Bracket sacculus is set with luggage | |
CN210785929U (en) | Adjustable bent catheter | |
CN201664353U (en) | Aortic split type bracket and double guide wire conveyor thereof | |
CN207323596U (en) | A kind of stent sacculus is put with luggage | |
CN201361141Y (en) | Balloon expanding bracket with side hole channel | |
CN101569772A (en) | Angiocarpy sacculus dilating catheter | |
CN205964676U (en) | Adopt sacculus pipe of curved form head end | |
CN208959105U (en) | A kind of guiding urethreurynter | |
CN203988233U (en) | Stone integrated airbag conduit is got in cholangiectasis | |
CN201312846Y (en) | Integrated V-type bracket of bifurcation blood vessel | |
CN215521172U (en) | Medical balloon dilatation pressure pump | |
CN209018843U (en) | A kind of aneurysm embolism microtubular | |
CN103932821A (en) | Covered stent | |
CN113907841A (en) | Blood vessel dredging device based on cardiovascular and cerebrovascular treatment | |
CN203777466U (en) | Urinary catheter | |
WO2012082598A3 (en) | Means and method for preventing embolization of drug eluting stents | |
CN203915146U (en) | Overlay film frame | |
CN201410213Y (en) | Cardiovascular saccule dilating catheter | |
CN208678149U (en) | A kind of sacculus dilating catheter |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181218 |
|
CF01 | Termination of patent right due to non-payment of annual fee |