CN205019490U - Blood pressure adjusting device - Google Patents
Blood pressure adjusting device Download PDFInfo
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- CN205019490U CN205019490U CN201520677109.9U CN201520677109U CN205019490U CN 205019490 U CN205019490 U CN 205019490U CN 201520677109 U CN201520677109 U CN 201520677109U CN 205019490 U CN205019490 U CN 205019490U
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Abstract
The utility model discloses a blood pressure adjusting device, include into blood vessel, artificial heart and play blood vessel, artificial heart includes gaseous chamber, blood chamber and is used for cutting apart the heart film in gaseous chamber and blood chamber, advances the blood vessel and goes out the blood vessel and all is connected with the blood chamber, and this system still including setting up in advancing between blood vessel and the artificial heart and being used for adjusting the control chamber of the hemorrhage pressure of artificial heart, controls the telescopic machanism that the intracavity was equipped with the guide way and followed guide way reciprocating motion. The utility model discloses a set up the guide way at blood pressure adjusting device, play the telescopic machanism along the guide way motion and lead and stable effect, the unstable phenomenon of blood flow that the atress inequality results in blood pressure adjusting device to control access to the blood chamber can not appear, can realize out angiorrbagia pressure stability's self -control to it is advancing also to maintain the stability under the higher condition of blood pressure power to use blood pressure power.
Description
Technical field
This utility model belongs to technical field of medical instruments, is specifically related to a kind of blood pressure regulating device.
Background technology
Artificial heart, namely partially or completely substitutes the pump blood function of heart by bio-mechanical means, maintain the blood circulation of whole body.Divide by function and comprise ventricle auxiliary blood pump and total artificial heart.Artificial heart is transplanted as a kind of means for the treatment of heart failure, is the effective replacement scheme of cardiac transplantation.Total artificial heart is a kind of for replacing the equipment of two chambers in heart bottom.These two replaced chambers are called as " ventricle ".If a sufferer causes two ventricles all cannot play function again because heart failure reaches an advanced stage, just this equipment may be used.Heart failure refers to that heart causes the enough blood of unable conveying to meet the needs of health owing to suffering damage or weaken." late period " refers to that necessarily very serious degree has been arrived in this heart failure, to such an extent as to every other treatment except heart transplantation all cannot onset.In both cases, patient may need total artificial heart: patient may need total artificial heart to sustain life to instruct the heart that can obtain transplanting; Do not possess the qualification of heart transplantation, but to the heart failure late period of two ventricles loss of function gradually; The atrium of total artificial heart and patient connects.Artificial heart technology is a kind of FA biomedical technology, and along with the increase gradually of modern society heart patient, artificial heart technology will have boundless application prospect.
Through finding the retrieval of prior art document, China Patent No. 99126700.1, patent name: gas-electricity one formula blood pump, gas-electricity one formula artificial heart, this patented technology provides blood pump simplification, artificial heart miniaturization scheme, but it can not effectively regulate artificial heart to go out the hemorrhage pressure of blood vessel, easily causes the fluctuation of blood pressure of patient larger.
Summary of the invention
According to above the deficiencies in the prior art, technical problem to be solved in the utility model proposes a kind of blood pressure regulating device, to reach the object that stable adjustment artificial heart goes out the hemorrhage pressure of blood vessel.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of blood pressure regulating device, comprise into blood vessel, artificial heart and go out blood vessel, described artificial heart comprises air chamber, blood chamber and the cardiac valves for splitting air chamber and blood chamber, enter blood vessel and go out blood vessel and be all connected with blood chamber, this system also comprises and is arranged at between blood vessel and artificial heart and for regulating the control chamber of the hemorrhage pressure of artificial heart, is provided with gathering sill and along the reciprocating telescoping mechanism of gathering sill in control chamber.
Preferably, described system also comprises the rotating shaft that stretch, swingle, swivel plate and driven rotary plate rotate, described swivel plate is located at into Ink vessel transfusing, one end of described rotating shaft is connected with the side wall surface entering blood vessel, the opposite side wall that the other end of rotating shaft passes into blood vessel is fixedly connected with one end of swingle, described gathering sill is fixed at inside control chamber upper arm face, and the other end of described swingle is connected with telescoping mechanism by stretch.
Preferably, described telescoping mechanism comprises guide post, movable plate and some springs, the upper arm face of described movable plate is connected with gathering sill by guide post, the underarm face of movable plate is connected with the underarm face of control chamber by spring, and the other end of described swingle is connected with the underarm face of movable plate by stretch.
Preferably, described spring is two, and two springs are that axis of symmetry is located between movable plate underarm face and control chamber underarm face with stretch.
Preferably, described in enter blood vessel and comprise front end and enter blood vessel and blood vessel is entered in rear end, front end enters blood vessel and rear end is entered between blood vessel to be provided with check valve, and rear end is entered blood vessel and is connected with blood chamber, and described swivel plate is located at rear end and is entered Ink vessel transfusing.
Preferably, blood pressure regulating device also comprises adjustable pipe, and the two ends of adjustable pipe are entered blood vessel respectively and are connected with the cavity of movable plate lower end with front end.
Preferably, blood vessel is entered in described front end, blood vessel is entered in rear end, go out blood vessel, the cross section of movable plate is rectangle, and the cross section of guide post is circular.
Preferably, be provided with pressure transducer in described blood chamber, be provided with controller in described control chamber, pressure transducer is all connected with controller with check valve.
Preferably, buffer stopper is provided with in the bottom land of described gathering sill.
This utility model beneficial effect is: this utility model is by arranging gathering sill at blood pressure regulating device, guiding and stable effect are played to the telescoping mechanism moved along gathering sill, unbalance stress is there will not be to cause blood pressure regulating device to control to enter the phenomenon of the blood flow instability of blood chamber, the self regulation of angiorrbagia pressure stability can be realized out, thus use blood pressure power and also can remain stable when entering blood pressure power and being higher; Pressure transducer is set in blood chamber, better can monitors pressure, and then can be regulated by controller, realize the stable of better Bleeding control pressure; This utility model is reasonable in design, and structure is simple, has wider application prospect.
Accompanying drawing explanation
Below the content expressed by this Figure of description and the labelling in figure are briefly described:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is that in this utility model, vessel sections figure is entered in rear end;
Fig. 3 is the structural representation of A-A section in Fig. 2;
Fig. 4 is control chamber profile in this utility model;
Fig. 5 is the structural representation of B-B section in Fig. 4;
Fig. 6 is the structural representation of C-C section in Fig. 4;
Wherein: 1, blood vessel is entered in front end, 2, check valve, 3, rear end enters blood vessel, 4, artificial heart, 5, trachea, 6, cardiac valves, 7, air chamber, 8, blood chamber, 9, go out blood vessel, 10, control chamber, 11, stretch, 12, swingle, 13, rotating shaft, 14, adjustable pipe, 15, swivel plate, 16, gathering sill, 17, guide post, 18, movable plate, 19, spring.
Detailed description of the invention
Contrast accompanying drawing below, by the description to embodiment, detailed description of the invention of the present utility model is as the impact operations using method etc. of the mutual alignment between the shape of involved each component, structure, each several part and annexation, each several part, be described in further detail, have more complete, accurate and deep understanding to help those skilled in the art to inventive concept of the present utility model, technical scheme.
Embodiment 1
As shown in Figures 1 to 6, a kind of blood pressure regulating device of this utility model, comprise into blood vessel, artificial heart 4 and go out blood vessel 9, described artificial heart 4 comprises air chamber 7, blood chamber 8 and the cardiac valves 6 for splitting air chamber and blood chamber, enter blood vessel and go out blood vessel and be all connected with blood chamber 8, this system also comprises and is arranged at between blood vessel and artificial heart 4 and for regulating the control chamber 10 of the hemorrhage pressure of artificial heart, is provided with gathering sill 16 and along the reciprocating telescoping mechanism of gathering sill in control chamber 10.
This system also comprises the rotating shaft 13 that stretch 11, swingle 12, swivel plate 15 and driven rotary plate rotate, swivel plate 15 is located at into Ink vessel transfusing, one end of rotating shaft 13 is connected with the side wall surface entering blood vessel, the opposite side wall that the other end of rotating shaft 13 passes into blood vessel is fixedly connected with one end of swingle 12, gathering sill 16 is fixed at inside control chamber 10 upper arm face, and the other end of swingle 12 is connected with telescoping mechanism by stretch 11.
Above-mentioned telescoping mechanism comprises guide post 17, movable plate 18 and some springs 19, the upper arm face of movable plate is connected with gathering sill 16 by guide post 17, the underarm face of movable plate is connected with the underarm face of control chamber 10 by spring 19, and the other end of swingle 12 is connected with the underarm face of movable plate 18 by stretch 11.Preferably, spring is two, and two springs are that axis of symmetry is located between movable plate underarm face and control chamber underarm face with stretch.Enter blood vessel to comprise front end and enter blood vessel 1 and blood vessel 3 is entered in rear end, front end enters blood vessel 1 and rear end is entered between blood vessel 3 to be provided with check valve 2, and rear end is entered blood vessel 3 and is connected with blood chamber 8, and swivel plate 15 is located at rear end and is entered in blood vessel 3.
Preferably, blood pressure regulating device also comprises adjustable pipe 14, and the two ends of adjustable pipe 14 are entered blood vessel respectively and are connected with the cavity of movable plate lower end with front end.
Specifically, blood pressure regulating device comprises front end and enters blood vessel 1, check valve 2, blood vessel 3 is entered in rear end, artificial heart 4, trachea 5, cardiac valves 6, go out blood vessel 9, control chamber 10, stretch 11, swingle 12, rotating shaft 13, adjustable pipe 14, swivel plate 15, gathering sill 16, guide post 17, movable plate 18, spring 19, the blood in-out mouth of check valve 2 enters the blood outlet of blood vessel 1 respectively with front end, the blood inlet that blood vessel 3 is entered in rear end is connected, and cardiac valves 6 is arranged in artificial heart 4, and cardiac valves 6 is divided into air chamber 7 artificial heart 4, blood chamber 8 two parts, trachea 5 is connected with air chamber 7, and the blood outlet of blood vessel 3 is entered in rear end, the blood inlet going out blood vessel 9 is all connected with blood chamber 8, one end of rotating shaft 13 is embedded in rear end after entering the front face of blood vessel 3 through rear end and enters on the rear surface of blood vessel 3, swivel plate 15 is arranged in rear end and enters in blood vessel 3 and to be consolidated with rotating shaft 13, the length of swivel plate 15 will be slightly less than the internal diameter that blood vessel 3 is entered in rear end, the other end of rotating shaft 13 is arranged in rear end and enters the outside of blood vessel 3 and be consolidated with one end of swingle 12, the other end of swingle 12 and one end of stretch 11 hinged, gathering sill 16, guide post 17, movable plate 18, spring 19 is arranged in control chamber 10, the other end of stretch 11 is consolidated with the lower wall surface of movable plate 18 through after the lower wall surface of control chamber 10, gathering sill 16 is consolidated with the upper wall surface of control chamber 10, the centre band of gathering sill 16 is fluted, one end of guide post 17 is stretched in the groove of gathering sill 16, the other end of guide post 17 and the upper wall surface of movable plate 18 are consolidated, the lower wall surface of movable plate 18 is linked together by the lower wall surface of spring 19 with control chamber 10, one end and the front end of adjustable pipe 14 are entered blood vessel 1 and are connected, and the other end of adjustable pipe 14 is connected with the cavity of movable plate 18 lower end, blood vessel 1 is entered in front end, blood vessel 3 is entered in rear end, go out blood vessel 9, the cross section of movable plate 18 is rectangle, and the cross section of guide post 17 is circular.In the bottom land of gathering sill 16, preferably buffer stopper is set, causes vibrations and damage to prevent guide post hard hit to gathering sill.
In work process of the present utility model, when the pressure in air chamber 7 is less, cardiac valves 6 pops up, and the volume of blood chamber 8 becomes large, pressure diminishes, check valve 2 is opened, and blood enters blood vessel 1 successively through front end, check valve 2, rear end are entered blood vessel 3 and flowed into blood chamber 8; When the pressure in air chamber 7 is larger, cardiac valves 6 is upspring downwards, and the volume of blood chamber 8 diminishes, pressure becomes large, and check valve 2 is closed, and blood flows out blood chamber 8 through going out blood vessel 9.When front end enters that in blood vessel 1, pressure is larger, cavity internal pressure below movable plate 18 is also larger, movable plate 18 pulls stretch 11 to move up and extension spring 19, thus stretch 11 driven rotary plate 15 is rotated counterclockwise, and the blood entered in blood chamber 8 reduces; When front end enters that in blood vessel 1, pressure is less, cavity internal pressure below moving body 18 is also less, and under the stretching action of spring 19, moving body 18 promotes stretch 11 and moves down, thus stretch 11 driven rotary plate 15 is turned clockwise, the blood entered in blood chamber 8 increases.By the rotation of swivel plate 15, the blood pressure can using blood vessel 9 outlet keeps stable.
Embodiment 2
The difference of the present embodiment and embodiment 1 is, is provided with pressure transducer in blood chamber 8, is provided with controller in control chamber 10, and pressure transducer is all connected with controller with check valve 2.Send the pressure condition of blood chamber to controller by pressure transducer, judged, and control the opening and closing of check valve 2 by the situation of controller according to pressure size, the blood pressure coordinating blood pressure regulating device Bleeding control pipe 9 to export keeps stable.
By reference to the accompanying drawings this utility model is exemplarily described above; obvious this utility model specific implementation is not subject to the restrictions described above; as long as have employed the improvement of the various unsubstantialities that method of the present utility model is conceived and technical scheme is carried out; or design of the present utility model and technical scheme directly applied to other occasion, all within protection domain of the present utility model without to improve.The protection domain that protection domain of the present utility model should limit with claims is as the criterion.
Claims (9)
1. a blood pressure regulating device, comprise into blood vessel, artificial heart and go out blood vessel, described artificial heart comprises air chamber, blood chamber and the cardiac valves for splitting air chamber and blood chamber, enter blood vessel and go out blood vessel and be all connected with blood chamber, it is characterized in that: this system also comprises and is arranged at between blood vessel and artificial heart and for regulating the control chamber of the hemorrhage pressure of artificial heart, be provided with gathering sill in control chamber and along the reciprocating telescoping mechanism of gathering sill.
2. blood pressure regulating device according to claim 1, it is characterized in that: described system also comprises the rotating shaft that stretch, swingle, swivel plate and driven rotary plate rotate, described swivel plate is located at into Ink vessel transfusing, one end of described rotating shaft is connected with the side wall surface entering blood vessel, the opposite side wall that the other end of rotating shaft passes into blood vessel is fixedly connected with one end of swingle, described gathering sill is fixed at inside control chamber upper arm face, and the other end of described swingle is connected with telescoping mechanism by stretch.
3. blood pressure regulating device according to claim 2, it is characterized in that: described telescoping mechanism comprises guide post, movable plate and some springs, the upper arm face of described movable plate is connected with gathering sill by guide post, the underarm face of movable plate is connected with the underarm face of control chamber by spring, and the other end of described swingle is connected with the underarm face of movable plate by stretch.
4. blood pressure regulating device according to claim 3, is characterized in that: described spring is two, and two springs are that axis of symmetry is located between movable plate underarm face and control chamber underarm face with stretch.
5. blood pressure regulating device according to claim 3, it is characterized in that: described in enter blood vessel and comprise front end and enter blood vessel and blood vessel is entered in rear end, front end enters blood vessel and rear end is entered between blood vessel to be provided with check valve, and rear end is entered blood vessel and is connected with blood chamber, and described swivel plate is located at rear end and is entered Ink vessel transfusing.
6. blood pressure regulating device according to claim 5, is characterized in that: also comprise adjustable pipe, and the two ends of adjustable pipe are entered blood vessel respectively and are connected with the cavity of movable plate lower end with front end.
7. blood pressure regulating device according to claim 5, is characterized in that: blood vessel is entered in described front end, blood vessel is entered in rear end, go out blood vessel, the cross section of movable plate is rectangle, and the cross section of guide post is circular.
8. the blood pressure regulating device according to any one of claim 5 to 7, is characterized in that: be provided with pressure transducer in described blood chamber, and be provided with controller in described control chamber, pressure transducer is all connected with controller with check valve.
9. blood pressure regulating device according to claim 1, is characterized in that: be provided with buffer stopper in the bottom land of described gathering sill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520677109.9U CN205019490U (en) | 2015-08-28 | 2015-08-28 | Blood pressure adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520677109.9U CN205019490U (en) | 2015-08-28 | 2015-08-28 | Blood pressure adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205019490U true CN205019490U (en) | 2016-02-10 |
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ID=55252063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520677109.9U Expired - Fee Related CN205019490U (en) | 2015-08-28 | 2015-08-28 | Blood pressure adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205019490U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107943126A (en) * | 2017-11-30 | 2018-04-20 | 吉林大学 | A kind of bionical vascular testing system adjusted based on air pressure transformer |
| CN111557763A (en) * | 2020-03-31 | 2020-08-21 | 中国人民解放军陆军军医大学第一附属医院 | Blood vessel pressure compensation device |
-
2015
- 2015-08-28 CN CN201520677109.9U patent/CN205019490U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107943126A (en) * | 2017-11-30 | 2018-04-20 | 吉林大学 | A kind of bionical vascular testing system adjusted based on air pressure transformer |
| CN107943126B (en) * | 2017-11-30 | 2020-11-10 | 吉林大学 | Bionic blood vessel testing system |
| CN111557763A (en) * | 2020-03-31 | 2020-08-21 | 中国人民解放军陆军军医大学第一附属医院 | Blood vessel pressure compensation device |
| CN111557763B (en) * | 2020-03-31 | 2022-11-29 | 中国人民解放军陆军军医大学第一附属医院 | Blood vessel pressure compensation device |
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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: 20160210 Termination date: 20160828 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |