CN103479411A - Blood volume controllable vessel occlusion device - Google Patents
Blood volume controllable vessel occlusion device Download PDFInfo
- Publication number
- CN103479411A CN103479411A CN201310479119.7A CN201310479119A CN103479411A CN 103479411 A CN103479411 A CN 103479411A CN 201310479119 A CN201310479119 A CN 201310479119A CN 103479411 A CN103479411 A CN 103479411A
- Authority
- CN
- China
- Prior art keywords
- blood flow
- fracture
- outer ring
- air bag
- blood vessel
- 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.)
- Granted
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12009—Implements for ligaturing other than by clamps or clips, e.g. using a loop with a slip knot
Abstract
The invention discloses a blood volume controllable vessel occlusion device. The blood volume controllable vessel occlusion device comprises a fracture outer ring and an air charging device, wherein the fracture outer ring can be opened and closed, a fracture air bag is fixedly arranged on the inner side of the fracture outer ring along the peripheral direction, the fracture positions of the fracture outer ring and the fracture air bag coincide to achieve simultaneous opening and closing, and the air charging device is communicated with the air bag. An operator can pressurize a blood vessel through the air bag according to practical need, and the pressure borne by the vessel at the time when the vessel is occluded, namely, the measured pressure value, can be read on a pressure display device, so as to judge the degree, by which the blood flow is occluded. By adopting the vessel occlusion device, not only can the blood flow occlusion to any degree be achieved according to practical need in an operation so as to more accurately and more intuitively measure the blood flow occlusion conditions for the blood vessels at different thicknesses and types, but also the blood flow occlusion manner is less in injury on the blood vessel to achieve the reversible operation on increasing and reducing the blood flow amount so as to facilitate the blood flow detection relevant assay or treatment control.
Description
Technical field
The present invention relates to a kind of medical instrument, particularly a kind of blood vessel blocking device that can control according to actual needs blood flow.
Background technology
In medical research, usually need to observe under ischemia in various degree the impact on its blood supply tissue organ function, but lack for a long time can be according to actual needs always, can control flexibly the instrument of vascular flow amount, in traditional research, the medical investigator is generally by the mode blocking blood flow of surgical thread ligation or injected plug agent.All there is wretched insufficiency in above-mentioned two kinds of methods: the surgical thread ligation can only reach the purpose of blocking blood vessel fully, can not observe the impact of different ischemic degree on histoorgan; And the mode of injected plug agent is difficult to control the degree of congestion of suppository to blood vessel, cause equally degree of ischemia to be difficult to control.Therefore, the research on the histoorgan impact for the different ischemic degree at present, generally take to block fully, block the mode of blood flow fully and studied, can't realize observation tissue organ function affected in different blood flows and blood flow dynamic changing process at all.And these modes are irreversible to the blocking-up of blood flow, be difficult to realize blood flow is poured into to the observation that rear tissue organ function changes again.
For above-mentioned deficiency, need a kind of reversible vascular flow quantitative change of controlling of design, and can accurately calculate the device of blocking out blood flow of degree of ischemia, to address the above problem.
Summary of the invention
In view of this, the purpose of this invention is to provide a kind of reversible vascular flow quantitative change of controlling, and can accurately calculate the device of blocking out blood flow of degree of ischemia, blood flow with it to blood vessel is accurately controlled, can realize observation tissue organ function affected in different blood flows and blood flow dynamic changing process, to guarantee the accuracy of medical research conclusion.
The objective of the invention is to be achieved through the following technical solutions: the blood vessel blocking device that a kind of blood flow is controlled, comprise fracture to be opened/closed outer ring, the fracture outer ring is inboard along circumferentially being fixedly installed the fracture air bag, the fracture outer ring overlaps with the fracture site of fracture air bag, can realize synchronous opening and closing, also comprise the aerating device be communicated with air bag.
Further, also comprise that the probe of described pressure transducer is arranged at the inboard of air bag for measuring the pressure transducer of vascular pressure.
Further, the annular that described air bag is closed at both ends, the balloon ends face is planar structure.
Further, described air bag comprises annular utricule and is separately positioned on the utricule two ends and can realizes the male joint and the female joint that are tightly connected.
Further, between described male joint and female joint, sealing ring is set.
Further, inboard, described outer ring along the circumferential direction arranges groove, and air bag is arranged in groove.
Further, the both ends of the surface of described outer ring are intermeshing zigzag.
Further, the two ends arranged outside of described outer ring prevents the snap close of the stressed unlatching in outer ring.
Further, described aerating device is the extruding sacculus with control valve.
Further, described outer ring is made by stainless steel material or plastics.
Beneficial effect of the present invention is: the blood vessel blocking device that blood flow of the present invention is controlled, comprise fracture to be opened/closed outer ring, the fracture outer ring is inboard along circumferentially being fixedly installed the fracture air bag, the fracture outer ring overlaps with the fracture site of fracture air bag, can realize synchronous opening and closing, also comprise the aerating device be communicated with air bag.Its using method is: before use, blood vessel is inserted in block device from the incision position of outer ring and air bag, by the outer ring closure, starts aerating device, in air bag, be filled with gas.The operator can give vascular pressure by air bag according to actual needs, can on pressure display unit, read pressure suffered when now blood vessel is blocked, and is and records force value.Can judge the degree that blood flow is blocked.By this blood vessel blocking device, not only can need to obtain the bloodstream blocking of any degree according to experiment in operation, more accurately and intuitively measure the bloodstream blocking situation of different thicknesses, variety classes blood vessel; While and this bloodstream blocking mode are little to blood vessel injury, but can realize the inverse operation to the blood flow increase and decrease, for blood flow detects related experiment or treats to control, provide convenient.
The accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described.
The structural representation that Fig. 1 is the controlled blood vessel blocking device of blood flow of the present invention;
The structural representation that Fig. 2 is fracture air bag described in the present invention (band pin and box sub);
The structural representation that Fig. 3 is fracture air bag described in the present invention (sealed at both ends).
The specific embodiment
Below with reference to accompanying drawing, the present invention is described in detail, as shown in Figure 1: the blood vessel blocking device that the blood flow of the present embodiment is controlled, comprise fracture to be opened/closed outer ring 1, can be made by stainless steel material or plastics.Cost is low, easy to manufacture.The fracture outer ring is inboard along circumferentially being fixedly installed fracture air bag 2, as shown in Figure 2, described air bag comprises annular utricule 21 and is separately positioned on the utricule two ends can realize the male joint 23 and the female joint 22 that are tightly connected, between described male joint 23 and female joint 22, sealing ring 24 is set, and increases sealing effectiveness; Male joint is cone shape, and female joint is uncovered shape, and easily docking can realize that the air bag annular is communicated with; In addition, as shown in Figure 3, the annular that described air bag 2 is closed at both ends, the balloon ends face is planar structure, is conducive to the slitless connection of fracture.Fracture outer ring 1 overlaps with the fracture site of fracture air bag 2, can realize synchronous opening and closing, also comprises the aerating device 3 be communicated with air bag; Aerating device 3 is the extruding sacculus with control valve.Also comprise the pressure transducer 5 for measuring vascular pressure, the probe 4 of described pressure transducer is arranged at the inboard of air bag 2.
Because in blood vessel, blood flow is directly related with the variation of blood vessels caliber, variety classes blood vessel elasticity difference, when air bag is implemented certain pressure to blood vessel, vessel diameter starts to narrow down, this pressure is vasoconstrictive threshold value, when pressure is increased to certain value, when blood vessel is fully closed, now pressure no longer changes with the extruding of squeezer, and this pressure is vasoconstrictive maximum.When pressure that blood vessel bears is between threshold value and maximum, the proportional routine relation of the variation of vessel diameter and force value.
The pressure that this blood vessel has been subject to while just having started to be extruded, pressure when maximum means that blood vessel is blocked fully, the degree that blood vessel is blocked so can be calculated by following formula:
The percentage ratio of gained is the degree that blood flow is blocked.
Using method: will work as blood vessel and be inserted in outer ring, closure, close gas check valve.The operator by pinching aerating device, is filled with air with hands in air bag.When being filled with a certain amount of air and making air bag and blood vessel wall just pressure be arranged, now on pressure display unit, show a force value (being threshold value), continuation is by pinching aerating device, on pressure display unit, shown pressure does not change with the extruding aerating device, shows that blood vessel is by blocking-up (being maximum) fully.The operator gives vascular pressure by air bag more according to actual needs, can on pressure display unit, read pressure suffered when now blood vessel is blocked, and is and records force value.Calculate by above formula, can judge the degree that blood flow is blocked.
By this blood vessel blocking device, not only can more accurately measure different thicknesses in application process, the bloodstream blocking situation of variety classes blood vessel; Can need to obtain the bloodstream blocking of any degree according to experiment in operation, and this bloodstream blocking mode is little to blood vessel injury simultaneously, but can realizes the inverse operation to the blood flow increase and decrease, for blood flow detects related experiment, provide convenient.
As to further improvement in the technical proposal, inboard, described outer ring along the circumferential direction arranges groove, and air bag is arranged in groove.Be conducive to fixation balloon, improve the job stability of block device.
As to further improvement in the technical proposal, the both ends of the surface of described outer ring 1 are intermeshing zigzag.Being set to zigzag can prevent from when outer ring is closed being shifted vertically.
As to further improvement in the technical proposal, the two ends arranged outside of described outer ring 1 prevents the snap close 6 of the stressed unlatching in outer ring.After the closure of outer ring, lock snap close, further improve the stability of block device, be conducive to improve the accuracy of measurement result.
Finally explanation is, although with reference to preferred embodiment, the present invention is had been described in detail, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement technical scheme of the present invention, and not breaking away from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of claim scope of the present invention.
Claims (9)
1. the blood vessel blocking device that blood flow is controlled, it is characterized in that: comprise fracture to be opened/closed outer ring (1), the fracture outer ring is inboard along circumferentially being fixedly installed fracture air bag (2), fracture outer ring (1) overlaps with the fracture site of fracture air bag (2), can realize synchronous opening and closing, the port air bag is communicated with aerating device (3); Also comprise the pressure transducer (5) for measuring vascular pressure, the probe of described pressure transducer (4) is arranged at the inboard of air bag (2).
2. the controlled blood vessel blocking device of blood flow according to claim 1, it is characterized in that: described air bag (2) is the annular of closed at both ends, and the balloon ends face is planar structure.
3. the controlled blood vessel blocking device of blood flow according to claim 1, it is characterized in that: described air bag comprises annular utricule (21) and is separately positioned on the utricule two ends can realize the male joint (23) and the female joint (22) that are tightly connected.
4. the controlled blood vessel blocking device of blood flow according to claim 3, is characterized in that: between described male joint (23) and female joint (22), sealing ring (24) is set.
5. the controlled blood vessel blocking device of blood flow according to claim 1, it is characterized in that: inboard, described outer ring along the circumferential direction arranges groove, and air bag is arranged in groove.
6. the controlled blood vessel blocking device of blood flow according to claim 1, it is characterized in that: the both ends of the surface of described outer ring (1) are intermeshing zigzag.
7. the controlled blood vessel blocking device of blood flow according to claim 1, it is characterized in that: the two ends arranged outside of described outer ring (1) prevents the snap close (6) of the stressed unlatching in outer ring.
8. the controlled blood vessel blocking device of blood flow according to claim 1 is characterized in that: described aerating device (3) is the extruding sacculus with control valve.
9. the controlled blood vessel blocking device of blood flow according to claim 1, it is characterized in that: described outer ring is made by stainless steel material or plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310479119.7A CN103479411B (en) | 2013-10-14 | 2013-10-14 | The blood vessel blocking device that blood flow is controlled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310479119.7A CN103479411B (en) | 2013-10-14 | 2013-10-14 | The blood vessel blocking device that blood flow is controlled |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103479411A true CN103479411A (en) | 2014-01-01 |
| CN103479411B CN103479411B (en) | 2016-01-13 |
Family
ID=49820249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310479119.7A Expired - Fee Related CN103479411B (en) | 2013-10-14 | 2013-10-14 | The blood vessel blocking device that blood flow is controlled |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103479411B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104324430A (en) * | 2014-11-21 | 2015-02-04 | 宋会中 | Blood flow adjustor for hematodialysis |
| CN105105813A (en) * | 2015-09-24 | 2015-12-02 | 中国人民解放军第三军医大学第三附属医院 | Blood vessel blocker capable of controlling blood flow volume |
| CN107019540A (en) * | 2017-05-11 | 2017-08-08 | 刘倩 | A kind of Multifunctional heart vascular arteriovenous fistula hemostasis device |
| WO2019106937A1 (en) * | 2017-11-30 | 2019-06-06 | 株式会社Ｓｃｒｅｅｎホールディングス | Blood flow adjusting apparatus and blood flow adjusting method |
| CN109953796A (en) * | 2019-03-28 | 2019-07-02 | 张伟 | Needle is used in a kind of blocking |
| CN110313965A (en) * | 2018-03-30 | 2019-10-11 | 首都医科大学附属北京世纪坛医院 | Adjustable vascular clamp closes device |
| CN110946632A (en) * | 2019-11-05 | 2020-04-03 | 浙江省北大信息技术高等研究院 | Blood blocking device and blood blocking method |
| CN115429373A (en) * | 2022-11-07 | 2022-12-06 | 中南大学 | Human self-powered intelligent regional blood flow control device |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040193084A1 (en) * | 2003-03-27 | 2004-09-30 | Arvik Enterprises, Llc | Vein compressor device |
| CN201337488Y (en) * | 2008-12-24 | 2009-11-04 | 董艳军 | Blood flow blocker |
| CN201668446U (en) * | 2010-05-26 | 2010-12-15 | 王迎 | Hemostatic clamp for intravenous infusion |
| CN201861702U (en) * | 2010-11-12 | 2011-06-15 | 浙江华健医用工程有限公司 | Medical fast connecting joint |
| CN202218892U (en) * | 2011-09-15 | 2012-05-16 | 山东省立医院 | Repeatable arteria cruralis compressor |
| CN202288392U (en) * | 2011-08-31 | 2012-07-04 | 祖罡 | Anatomical form Doppler pneumatic tourniquet |
| US20130060147A1 (en) * | 2011-08-04 | 2013-03-07 | Masimo Corporation | Occlusive non-inflatable blood pressure device |
| CN202933056U (en) * | 2012-11-27 | 2013-05-15 | 王威 | Crush injury emergency treatment instrument |
| CN203138592U (en) * | 2013-02-01 | 2013-08-21 | 齐卫红 | Obstetric hemostatic air sag |
-
2013
- 2013-10-14 CN CN201310479119.7A patent/CN103479411B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040193084A1 (en) * | 2003-03-27 | 2004-09-30 | Arvik Enterprises, Llc | Vein compressor device |
| CN201337488Y (en) * | 2008-12-24 | 2009-11-04 | 董艳军 | Blood flow blocker |
| CN201668446U (en) * | 2010-05-26 | 2010-12-15 | 王迎 | Hemostatic clamp for intravenous infusion |
| CN201861702U (en) * | 2010-11-12 | 2011-06-15 | 浙江华健医用工程有限公司 | Medical fast connecting joint |
| US20130060147A1 (en) * | 2011-08-04 | 2013-03-07 | Masimo Corporation | Occlusive non-inflatable blood pressure device |
| CN202288392U (en) * | 2011-08-31 | 2012-07-04 | 祖罡 | Anatomical form Doppler pneumatic tourniquet |
| CN202218892U (en) * | 2011-09-15 | 2012-05-16 | 山东省立医院 | Repeatable arteria cruralis compressor |
| CN202933056U (en) * | 2012-11-27 | 2013-05-15 | 王威 | Crush injury emergency treatment instrument |
| CN203138592U (en) * | 2013-02-01 | 2013-08-21 | 齐卫红 | Obstetric hemostatic air sag |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104324430A (en) * | 2014-11-21 | 2015-02-04 | 宋会中 | Blood flow adjustor for hematodialysis |
| CN105105813A (en) * | 2015-09-24 | 2015-12-02 | 中国人民解放军第三军医大学第三附属医院 | Blood vessel blocker capable of controlling blood flow volume |
| CN107019540A (en) * | 2017-05-11 | 2017-08-08 | 刘倩 | A kind of Multifunctional heart vascular arteriovenous fistula hemostasis device |
| WO2019106937A1 (en) * | 2017-11-30 | 2019-06-06 | 株式会社Ｓｃｒｅｅｎホールディングス | Blood flow adjusting apparatus and blood flow adjusting method |
| CN110313965A (en) * | 2018-03-30 | 2019-10-11 | 首都医科大学附属北京世纪坛医院 | Adjustable vascular clamp closes device |
| CN109953796A (en) * | 2019-03-28 | 2019-07-02 | 张伟 | Needle is used in a kind of blocking |
| CN109953796B (en) * | 2019-03-28 | 2023-12-29 | 成都尚屹一九科技有限公司 | Blocking needle |
| CN110946632A (en) * | 2019-11-05 | 2020-04-03 | 浙江省北大信息技术高等研究院 | Blood blocking device and blood blocking method |
| CN115429373A (en) * | 2022-11-07 | 2022-12-06 | 中南大学 | Human self-powered intelligent regional blood flow control device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103479411B (en) | 2016-01-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103479411A (en) | Blood volume controllable vessel occlusion device | |
| US20210330368A1 (en) | Integrity testing method and apparatus for delivering vapor to the uterus | |
| EP1543862A1 (en) | Fluid control device | |
| CN102440822A (en) | Puncture needle assembly capable of continuously judging locations of tips of internal penetrating needle and external cannula | |
| CN103055361A (en) | Urethral catheterization device and abdominal pressure monitoring system | |
| CN105105813A (en) | Blood vessel blocker capable of controlling blood flow volume | |
| CN204765607U (en) | Multipurpose invasive pressure monitoring sensing device | |
| CN205181866U (en) | Uropoiesis surgery postoperative catheter | |
| CN205339046U (en) | Simple and easy hepatic portal block device under peritoneoscope | |
| CN201658690U (en) | Pressure regulating and limiting type enemator | |
| CN206880938U (en) | A kind of Uterosalpingography under B-scan Ultrasonoscopy device | |
| CN106139295A (en) | Irrigation of bladder connecting tube | |
| CN205796117U (en) | Thoracocentesis abdominocentesis drain device | |
| CN205597985U (en) | Anti -drop leak protection air cavity mirror puncture ware | |
| CN204910455U (en) | Medical multicavity associated drainage catheter | |
| CN114027815A (en) | Pressure detection device for abdominal high-pressure patient | |
| CN202497589U (en) | Improved double-cavity drainage tube | |
| CN202620327U (en) | Multifunctional external ventricle drainage device | |
| CN209153850U (en) | A kind of novel pneumatic tourniquet | |
| CN203153889U (en) | Lumbar puncture needle | |
| CN208864388U (en) | A kind of low temperature uterine cavity hemostatic water bag | |
| CN110507893A (en) | A kind of portable multi-function indwelling catheter and intra-abdominal pressure Indirect Detecting Method | |
| CN220090056U (en) | Novel surgical drainage device | |
| CN205433671U (en) | Device of reflection intra -abdominal pressure is measured through intravesical pressure power | |
| CN210992516U (en) | Catheter convenient for observing insertion depth |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20160113 Termination date: 20161014 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |