CN109718408B - External ventricular assist device - Google Patents
External ventricular assist device Download PDFInfo
- Publication number
- CN109718408B CN109718408B CN201910152110.2A CN201910152110A CN109718408B CN 109718408 B CN109718408 B CN 109718408B CN 201910152110 A CN201910152110 A CN 201910152110A CN 109718408 B CN109718408 B CN 109718408B
- Authority
- CN
- China
- Prior art keywords
- ventricular assist
- fixed
- assist device
- lead
- fixing
- 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
Images
Landscapes
- External Artificial Organs (AREA)
Abstract
The invention relates to the field of ventricular assist devices, and discloses an extracorporeal ventricular assist device which comprises a ventricular assist device main body, wherein a first blood transmission pipe is arranged at the upper end of the ventricular assist device main body, a second blood transmission pipe is arranged on one side of the first blood transmission pipe at the upper end of the ventricular assist device main body, a connecting device is arranged on the outer side of the second blood transmission pipe, a first connecting lead is arranged on one side of the ventricular assist device main body, a control button is arranged on one side of the first connecting lead, a second connecting lead is arranged on one side of the control button, a lead joint is arranged at the upper end of the second connecting lead, and a fixed threaded pipe is arranged on the outer surface of the lead joint. This ventricle auxiliary device can be convenient for install the blood transmission pipe, can improve this ventricle auxiliary device's safety in utilization, can portable, and it is more convenient during the use.
Description
Technical Field
The invention relates to the field of ventricular assist devices, in particular to an external ventricular assist device.
Background
In order to solve the current situation, an in vitro ventricular assist device is manufactured by people, and replaces some functions of the heart by the in vitro ventricular assist device to relieve the pressure of the heart of a patient so as to improve the life quality and the survival rate of the patient; the conventional extracorporeal ventricle assisting device is inconvenient to install a blood transmission pipe when in use, has low use safety and is inconvenient to carry and use, and therefore the extracorporeal ventricle assisting device is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an extracorporeal ventricle assisting device which has the advantages of being convenient to install a blood transmission pipe, being capable of improving the use safety of the ventricle assisting device, being convenient to carry, being more convenient to use and the like, and solves the problems that the blood transmission pipe is inconvenient to install, the ventricle assisting device is low in use safety, and is inconvenient to carry and use in the use of the traditional ventricle assisting device.
(II) technical scheme
In order to achieve the purposes of being convenient for installing the blood transmission pipe, improving the use safety of the ventricular assist device, being convenient for carrying and being more convenient for use, the invention provides the following technical scheme: an external ventricular assist device comprises a ventricular assist device main body, wherein a first blood transmission pipe is arranged at the upper end of the ventricular assist device main body, a second blood transmission pipe is arranged on one side of the first blood transmission pipe at the upper end of the ventricular assist device main body, a connecting device is arranged on the outer side of the second blood transmission pipe, a first connecting lead is arranged on one side of the ventricular assist device main body, a control button is arranged on one side of the first connecting lead, a second connecting lead is arranged on one side of the control button, a lead joint is arranged at the upper end of the second connecting lead, a fixed threaded pipe is arranged on the outer surface of the lead joint, a battery joint is arranged above the fixed threaded pipe on the outer side of the lead joint, fixed threaded pipes are arranged on the outer side of the battery joint and the outer side of the fixed threaded pipe, and a bearing circular ring is arranged on the inner side of the fixed threaded pipe on the outer surface of, the battery box is arranged at the upper end of the battery joint, the fixing device is arranged on the outer surface of the front end of the battery box, and the bearing device is arranged on the outer surface of the rear end of the battery box.
Preferably, connecting device includes fixed semicircle ring, No. two fixed semicircle rings, activity hinge, fixing bolt, the rear end of a fixed semicircle ring is provided with No. two fixed semicircle rings, the front end surface of a fixed semicircle ring all runs through with the front end surface of No. two fixed semicircle rings and is provided with fixing bolt, one side surface of a fixed semicircle ring all is provided with the activity hinge with one side surface of No. two fixed semicircle rings, the rear end surface of a fixed semicircle ring is through the front end surface swing joint of activity hinge with No. two fixed semicircle rings.
Preferably, fixing device includes fixed frame, reset spring, fixed plate, welding piece, anti-skidding tooth's socket, fixed frame's inside upper end is provided with reset spring, fixed frame's inside reset spring's lower extreme is provided with the fixed plate, the reset spring's of the upper end surface of fixed plate outside is provided with the welding piece, the lower extreme surface of fixed plate and fixed frame's inside lower extreme surface all are provided with anti-skidding tooth's socket.
Preferably, the bearing device comprises a bearing frame, a connecting chute, a connecting sliding block, a wire placing groove and an elastic cotton block, wherein the connecting chute is arranged on the outer surface of one side in the inside of the bearing frame, the connecting sliding block is arranged on the inner side of the connecting chute, the wire placing groove is arranged on one side of the connecting chute on the outer surface of one side of the bearing frame, the elastic cotton block is arranged on the outer surface of one side of the connecting sliding block, the outer surface of one side of the elastic cotton block is movably connected with the outer surface of one side in the inside of the bearing frame through the connecting sliding block, and the outer surface of the other side of the connecting sliding block is movably connected.
Preferably, the outer surface of the lower end of the first blood delivery pipe is fixedly connected with the outer surface of the lower end of the second blood delivery pipe through a ventricular assist device main body, the outer surface of the lower end of the second blood delivery pipe is fixedly connected with the outer surface of the upper end of the ventricular assist device main body through a connecting device, and the length of the inner diameter of the connecting device is the same as the length of the outer diameter of the second blood delivery pipe.
Preferably, the input port of the ventricular assist device main body is electrically connected with the output port of the control button through a connecting wire, the outer surface of one side of the connecting wire is fixedly connected with the outer surface of one side of the second connecting wire through the control button, and the input port of the control button is electrically connected with the output port of the battery box through the second connecting wire.
Preferably, the outer surface of the upper end of the fixing plate is movably connected with the outer surface of the inner upper end of the fixing frame through a return spring, the outer surface of the upper end of the anti-skidding tooth socket is fixedly connected with the outer surface of the lower end of the return spring through the fixing plate, the outer surface of the lower end of the return spring is fixedly connected with the outer surface of the upper end of the fixing plate through a welding block, and the number of the return springs is a plurality of groups.
Preferably, the outer surface of the inner side of the fixed threaded cylinder is fixedly connected with the outer surface of the lead connector through a fixed threaded tube, the outer surface of the upper end of the fixed threaded tube is fixedly connected with the outer surface of the lower end of the battery connector through a fixed threaded cylinder, and the internal threads of the fixed threaded cylinder are meshed with the external threads of the fixed threaded tube.
Preferably, the outer surface of the front end of the bearing device is fixedly connected with the outer surface of the rear end of the fixing device through a battery box, the outer surface of the lower end of the battery box is fixedly connected with the outer surface of the upper end of the lead connector through a battery connector, and the outer surface of the lower end of the battery connector is fixedly connected with the outer surface of the upper end of the second connecting lead through a lead connector.
Advantageous effects
Compared with the prior art, the invention provides an in vitro ventricle auxiliary device which has the following beneficial effects:
1. because the ventricular assist device is provided with the connecting device, the first blood transmission pipe and the second blood transmission pipe can be inserted into the ventricular assist device main body firstly, then the first fixed semicircular ring and the second fixed semicircular ring are pulled outwards to separate the first fixed semicircular ring and the second fixed semicircular ring and place the first fixed semicircular ring and the second fixed semicircular ring at the joint of the second blood transmission pipe and the ventricular assist device main body simultaneously, so that the joint of the second blood transmission pipe and the ventricular assist device main body is positioned between the first fixed semicircular ring and the second fixed semicircular ring, then the first fixed semicircular ring and the second fixed semicircular ring are closed and simultaneously pass the fixing bolt through the first fixed semicircular ring and the second fixed semicircular ring, and the first fixed semicircular ring and the second fixed semicircular ring are fixed together to extrude the second blood transmission pipe on the ventricular assist device main body to complete installation, thereby realizing the advantage that the second blood transmission pipe is convenient to install.
2. Because of this ventricle auxiliary device is provided with fixing device, so can remove fixed frame on the battery case to user's waistband department, press downwards afterwards, make its waistband can be located between fixed plate and the fixed frame, reset spring contracts simultaneously and produces thrust, promote the fixed plate and remove and fix the waistband and fix between fixed plate and fixed frame and be about to the waistband department at the user with the battery case, make its user can carry without adopting portable mode when carrying, and then realize its portable's benefit.
3. Because the ventricular assist device is provided with the fixed thread cylinder, after the lead joint is inserted into the battery joint, the fixed thread cylinder on the battery joint can be rotated, so that the fixed thread cylinder can be meshed with the fixed thread pipe on the lead joint, namely, the lead joint and the battery joint are fixed together, the phenomenon that the ventricular assist device loses power shutdown in the carrying and using process due to the separation of the lead joint and the battery joint is effectively prevented, and the advantage of improving the use safety of the ventricular assist device is realized.
4. Because of this ventricle auxiliary device is provided with load-bearing device, so can place control button on bearing frame, press downwards afterwards, connect the connecting slide block lapse help control button in the spout simultaneously and get into bearing frame, let its control button can be together fixed with the battery case in order to reduce the space area who forms between control button and the battery case, let this ventricle auxiliary device's structure can be compacter, and then realize its more convenient benefit when using.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a front cross-sectional view of structure A of the present invention;
FIG. 3 is a schematic view of a structural joint assembly of the present invention;
FIG. 4 is a side view of the structural fixing device of the present invention;
FIG. 5 is a view of the connection of a wire tab to a battery tab in accordance with the present invention;
FIG. 6 is a front cross-sectional view of a structural fixed threaded barrel of the present invention;
FIG. 7 is a schematic view of a structural load bearing device of the present invention;
fig. 8 is an enlarged view of structure B of the present invention.
In the figure: 1. a ventricular assist device body; 2. a first blood transfer tube; 3. a second blood transfer tube; 4. a connecting device; 41. a first fixed semicircular ring; 42. a second fixed semicircular ring; 43. a movable hinge; 44. fixing the bolt; 5. a first connecting wire; 6. a control button; 7. a second connecting wire; 8. a wire connection; 9. fixing the threaded cylinder; 10. a battery tab; 11. a battery case; 12. a fixing device; 121. a fixed frame; 122. a return spring; 123. a fixing plate; 124. welding the blocks; 125. an anti-slip tooth groove; 13. a carrying device; 131. a load-bearing frame; 132. connecting the sliding chute; 133. connecting the sliding block; 134. a wire releasing groove; 135. an elastic cotton block; 14. fixing the threaded pipe; 15. a load-bearing ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, an extracorporeal ventricular assist device includes a ventricular assist device body 1, a first blood transmission tube 2 is disposed at an upper end of the ventricular assist device body 1, a second blood transmission tube 3 is disposed at one side of the first blood transmission tube 2 at the upper end of the ventricular assist device body 1, a connection device 4 is disposed at an outer side of the second blood transmission tube 3, a first connection lead 5 is disposed at one side of the ventricular assist device body 1, a control button 6 is disposed at one side of the first connection lead 5, a second connection lead 7 is disposed at one side of the control button 6, a lead connector 8 is disposed at an upper end of the second connection lead 7, a fixed threaded tube 14 is disposed on an outer surface of the lead connector 8, a battery connector 10 is disposed above the fixed threaded tube 14 at an outer side of the lead connector 8, a fixed threaded tube 9 is disposed at an outer side of the battery connector 10 and an outer side of the fixed threaded tube, the inner side of the fixed thread cylinder 9 on the outer surface of the battery joint 10 is provided with a bearing ring 15, the upper end of the battery joint 10 is provided with a battery box 11, the outer surface of the front end of the battery box 11 is provided with a fixing device 12, and the outer surface of the rear end of the battery box 11 is provided with a bearing device 13.
The connecting device 4 comprises a first fixed semicircular ring 41, a second fixed semicircular ring 42, a movable hinge 43 and a fixing bolt 44, wherein the second fixed semicircular ring 42 is arranged at the rear end of the first fixed semicircular ring 41, the outer surface of the front end of the first fixed semicircular ring 41 and the outer surface of the front end of the second fixed semicircular ring 42 are respectively provided with the fixing bolt 44 in a penetrating manner, the outer surface of one side of the first fixed semicircular ring 41 and the outer surface of one side of the second fixed semicircular ring 42 are respectively provided with the movable hinge 43, and the outer surface of the rear end of the first fixed semicircular ring 41 is movably connected with the outer surface of the front end of the second fixed semicircular ring 42 through the movable hinge 43; the fixing device 12 comprises a fixing frame 121, a return spring 122, a fixing plate 123, a welding block 124 and an anti-slip tooth groove 125, wherein the return spring 122 is arranged at the upper end inside the fixing frame 121, the fixing plate 123 is arranged at the lower end of the return spring 122 inside the fixing frame 121, the welding block 124 is arranged on the outer side of the return spring 122 on the outer surface of the upper end of the fixing plate 123, and the anti-slip tooth groove 125 is arranged on the outer surface of the lower end of the fixing plate 123 and the outer surface of the inner lower end of the fixing frame 121; the bearing device 13 comprises a bearing frame 131, a connecting chute 132, a connecting slide block 133, a wire releasing groove 134 and an elastic cotton block 135, wherein the outer surface of one side of the inside of the bearing frame 131 is provided with the connecting chute 132, the inner side of the connecting chute 132 is provided with the connecting slide block 133, one side of the outer surface of one side of the bearing frame 131, which is connected with the wire releasing groove 134, is provided with the elastic cotton block 135, the outer surface of one side of the elastic cotton block 135 is movably connected with the outer surface of one side of the inside of the bearing frame 131 through the connecting slide block 133, and the outer surface of the other side of the connecting slide block 133 is movably connected with the outer surface of one side of the; the outer surface of the lower end of the first blood transmission pipe 2 is fixedly connected with the outer surface of the lower end of the second blood transmission pipe 3 through the ventricular assist device main body 1, the outer surface of the lower end of the second blood transmission pipe 3 is fixedly connected with the outer surface of the upper end of the ventricular assist device main body 1 through a connecting device 4, and the length of the inner diameter of the connecting device 4 is the same as the length of the outer diameter of the second blood transmission pipe 3; the input port of the ventricular assist device main body 1 is electrically connected with the output port of the control button 6 through the first connecting lead 5, the outer surface of one side of the first connecting lead 5 is fixedly connected with the outer surface of one side of the second connecting lead 7 through the control button 6, and the input port of the control button 6 is electrically connected with the output port of the battery box 11 through the second connecting lead 7; the outer surface of the upper end of the fixing plate 123 is movably connected with the outer surface of the upper end of the inside of the fixing frame 121 through a return spring 122, the outer surface of the upper end of the anti-slip tooth groove 125 is fixedly connected with the outer surface of the lower end of the return spring 122 through the fixing plate 123, the outer surface of the lower end of the return spring 122 is fixedly connected with the outer surface of the upper end of the fixing plate 123 through a welding block 124, and the number of the return springs 122 is a plurality; the outer surface of the inner side of the fixed thread cylinder 9 is fixedly connected with the outer surface of the lead connector 8 through a fixed thread tube 14, the outer surface of the upper end of the fixed thread tube 14 is fixedly connected with the outer surface of the lower end of the battery connector 10 through the fixed thread cylinder 9, and the internal thread of the fixed thread cylinder 9 is meshed with the external thread of the fixed thread tube 14; the outer surface of the front end of the bearing device 13 is fixedly connected with the outer surface of the rear end of the fixing device 12 through a battery box 11, the outer surface of the lower end of the battery box 11 is fixedly connected with the outer surface of the upper end of the lead connector 8 through a battery connector 10, and the outer surface of the lower end of the battery connector 10 is fixedly connected with the outer surface of the upper end of the second connecting lead 7 through the lead connector 8.
When in use, the second blood transmission tube 3 can be connected to the ventricular assist device main body 1 through the connecting device 4, then the second blood transmission tube 3 is connected with the ventricle of the patient, the first blood transmission tube 2 is connected with the aorta of the patient, then the lead connector 8 on the second connecting lead 7 is inserted into the battery connector 10 on the battery box 11, so that the ventricular assist device main body 1 is powered through the battery connector 10, then the ventricular assist device main body 1 is controlled through the control button 6 on the first connecting lead 5, so that the ventricular assist device main body 1 can draw out the blood caused by the ventricle through the second blood transmission tube 3, then the blood is conveyed into the aorta through the first blood transmission tube 2 to flow to the whole body of the patient, and the blood caused by the ventricle does not pass through the heart of the patient to relieve the pressure of the heart of the patient, is relatively practical.
In summary, since the ventricular assist device is provided with the connection device 4, the first fixing semicircular ring 41 and the second fixing semicircular ring 42 can be inserted into the ventricular assist device body 1, and then the first fixing semicircular ring 41 and the second fixing semicircular ring 42 are pulled outward, so that the first fixing semicircular ring 41 and the second fixing semicircular ring 42 are separated and the first fixing semicircular ring 41 and the second fixing semicircular ring 42 are placed at the connection position of the second blood transmission tube 3 and the ventricular assist device body 1, so that the connection position of the second blood transmission tube 3 and the ventricular assist device body 1 is located between the first fixing semicircular ring 41 and the second fixing semicircular ring 42, then the first fixing semicircular ring 41 and the second fixing semicircular ring 42 are closed and the fixing bolt 44 is passed through the first fixing semicircular ring 41 and the second fixing semicircular ring 42, so that the first fixing semicircular ring 41 and the second fixing semicircular ring 42 are fixed together, i.e. the first fixing semicircular ring 41 and the second fixing semicircular ring 42 are extruded on the ventricular assist device body 1 to complete installation, thereby realizing the advantage that the second blood transmission pipe 3 is convenient to install; because the ventricular assist device is provided with the fixing device 12, the fixing frame 121 on the battery box 11 can be moved to the waistband of a user, and then pressed downwards, so that the waistband can be positioned between the fixing plate 123 and the fixing frame 121, and meanwhile, the return spring 122 contracts to generate thrust to push the fixing plate 123 to move, so that the waistband is fixed between the fixing plate 123 and the fixing frame 121, namely, the battery box 11 is fixed at the waistband of the user, so that the user can carry the ventricular assist device without using a hand-held mode during carrying, and the portable benefit of the ventricular assist device is realized; because the ventricular assist device is provided with the fixed thread cylinder 9, after the lead connector 8 is inserted into the battery connector 10, the fixed thread cylinder 9 on the battery connector 10 can be rotated, so that the fixed thread cylinder 9 can be meshed with the fixed thread pipe 14 on the lead connector 8, namely, the lead connector 8 and the battery connector 10 are fixed together, the phenomenon that the ventricular assist device loses power and stops running due to the separation of the lead connector 8 and the battery connector 10 in the carrying and using process is effectively prevented, and the advantage of improving the use safety of the ventricular assist device is realized; because this ventricular assist device is provided with load-bearing device 13, so can place control button 6 on bearing frame 131, push down afterwards, connect the connecting slide 133 in spout 132 and slide downwards and help control button 6 get into bearing frame 131 simultaneously, let its control button 6 can be together fixed with battery case 11 in order to reduce the space area who forms between control button 6 and the battery case 11, let this ventricular assist device's structure can be compacter, and then realize its more convenient benefit when using.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An extracorporeal ventricular assist device comprising a ventricular assist device body (1), characterized in that: a first blood transmission pipe (2) is arranged at the upper end of the ventricular assist device main body (1), a second blood transmission pipe (3) is arranged on one side of the first blood transmission pipe (2) at the upper end of the ventricular assist device main body (1), a connecting device (4) is arranged on the outer side of the second blood transmission pipe (3), a first connecting lead (5) is arranged on one side of the ventricular assist device main body (1), a control button (6) is arranged on one side of the first connecting lead (5), a second connecting lead (7) is arranged on one side of the control button (6), a lead joint (8) is arranged at the upper end of the second connecting lead (7), a fixed threaded pipe (14) is arranged on the outer surface of the lead joint (8), and a battery joint (10) is arranged above the fixed threaded pipe (14) on the outer side of the lead joint (8), the outer side of the battery joint (10) and the outer side of the fixed threaded pipe (14) are both provided with fixed threaded cylinders (9), the inner side of the fixed threaded cylinder (9) on the outer surface of the battery joint (10) is provided with a bearing ring (15), the upper end of the battery joint (10) is provided with a battery box (11), the outer surface of the front end of the battery box (11) is provided with a fixing device (12), and the outer surface of the rear end of the battery box (11) is provided with a bearing device (13);
the fixing device (12) comprises a fixing frame (121), a return spring (122), a fixing plate (123), a welding block (124) and an anti-slip tooth groove (125), wherein the return spring (122) is arranged at the upper end inside the fixing frame (121), the fixing plate (123) is arranged at the lower end of the return spring (122) inside the fixing frame (121), the welding block (124) is arranged on the outer side of the return spring (122) on the outer surface of the upper end of the fixing plate (123), and the anti-slip tooth groove (125) is arranged on the outer surface of the lower end of the fixing plate (123) and the outer surface of the lower end inside the fixing frame (121);
the carrying device (13) comprises a carrying frame (131), a connecting sliding groove (132), a connecting sliding block (133), a line releasing groove (134) and an elastic cotton block (135), wherein the connecting sliding groove (132) is formed in the outer surface of one side of the inside of the carrying frame (131), the connecting sliding block (133) is arranged on the inner side of the connecting sliding groove (132), the line releasing groove (134) is formed in one side of the connecting sliding groove (132) of the outer surface of one side of the carrying frame (131), the elastic cotton block (135) is arranged on the outer surface of one side of the connecting sliding block (133), the outer surface of one side of the inside of the elastic cotton block (135) is movably connected with the outer surface of one side of the inside of the carrying frame (131) through the connecting sliding groove (132), and the outer surface of the other side of the inside of the carrying frame (131.
2. An extracorporeal ventricular assist device as claimed in claim 1, wherein: connecting device (4) are including fixed semicircle ring (41), No. two fixed semicircle rings (42), activity hinge (43), fixing bolt (44), the rear end of a fixed semicircle ring (41) is provided with No. two fixed semicircle rings (42), the front end surface of a fixed semicircle ring (41) and the front end surface of No. two fixed semicircle rings (42) all run through and are provided with fixing bolt (44), one side surface of a fixed semicircle ring (41) and one side surface of No. two fixed semicircle rings (42) all are provided with activity hinge (43), the rear end surface of a fixed semicircle ring (41) is through the front end surface swing joint of activity hinge (43) and No. two fixed semicircle rings (42).
3. An extracorporeal ventricular assist device as claimed in claim 1, wherein: the outer surface of the lower end of the first blood transmission pipe (2) is fixedly connected with the outer surface of the lower end of the second blood transmission pipe (3) through a ventricular assist device main body (1), the outer surface of the lower end of the second blood transmission pipe (3) is fixedly connected with the outer surface of the upper end of the ventricular assist device main body (1) through a connecting device (4), and the length of the inner diameter of the connecting device (4) is the same as the length of the outer diameter of the second blood transmission pipe (3).
4. An extracorporeal ventricular assist device as claimed in claim 1, wherein: the input port of ventricle auxiliary device main part (1) is through the output port electric connection of a connecting wire (5) and control button (6), one side surface of a connecting wire (5) is through one side fixed surface connection of control button (6) and No. two connecting wire (7), the input port of control button (6) is through the output port electric connection of No. two connecting wire (7) and battery case (11).
5. An extracorporeal ventricular assist device as claimed in claim 3, wherein: the outer surface of the upper end of the fixing plate (123) is movably connected with the outer surface of the upper end of the inner part of the fixing frame (121) through a return spring (122), the outer surface of the upper end of the anti-skidding tooth groove (125) is fixedly connected with the outer surface of the lower end of the return spring (122) through the fixing plate (123), the outer surface of the lower end of the return spring (122) is fixedly connected with the outer surface of the upper end of the fixing plate (123) through a welding block (124), and the number of the return springs (122) is a plurality of groups.
6. An extracorporeal ventricular assist device as claimed in claim 1, wherein: the outer surface of the inner side of the fixed threaded cylinder (9) is fixedly connected with the outer surface of the lead connector (8) through a fixed threaded pipe (14), the outer surface of the upper end of the fixed threaded pipe (14) is fixedly connected with the outer surface of the lower end of the battery connector (10) through the fixed threaded cylinder (9), and the internal threads of the fixed threaded cylinder (9) are meshed with the external threads of the fixed threaded pipe (14).
7. An extracorporeal ventricular assist device as claimed in claim 1, wherein: the outer surface of the front end of the bearing device (13) is fixedly connected with the outer surface of the rear end of the fixing device (12) through a battery box (11), the outer surface of the lower end of the battery box (11) is fixedly connected with the outer surface of the upper end of the lead connector (8) through a battery connector (10), and the outer surface of the lower end of the battery connector (10) is fixedly connected with the outer surface of the upper end of the second connecting lead (7) through the lead connector (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910152110.2A CN109718408B (en) | 2019-02-28 | 2019-02-28 | External ventricular assist device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910152110.2A CN109718408B (en) | 2019-02-28 | 2019-02-28 | External ventricular assist device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109718408A CN109718408A (en) | 2019-05-07 |
| CN109718408B true CN109718408B (en) | 2021-05-07 |
Family
ID=66300056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910152110.2A Expired - Fee Related CN109718408B (en) | 2019-02-28 | 2019-02-28 | External ventricular assist device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109718408B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1254598A (en) * | 1999-12-21 | 2000-05-31 | 马惠生 | Transplanted endarterial miniature auxiliary circulating device of ventricle |
| CN107080870A (en) * | 2016-02-16 | 2017-08-22 | 上海微创医疗器械（集团）有限公司 | Blood pump and making assisted circulation of ventriculus cordis device |
| CN206600597U (en) * | 2017-04-10 | 2017-10-31 | 徐绮彬 | A kind of portable electronic information data transmission device |
| CN206657441U (en) * | 2017-04-12 | 2017-11-21 | 童旸 | A kind of portable POS |
| US10149933B2 (en) * | 2014-07-25 | 2018-12-11 | Minnetronix, Inc. | Coil parameters and control |
| CN109014500A (en) * | 2018-08-30 | 2018-12-18 | 广东宏穗晶科技服务有限公司 | A kind of arc welding robot |
| CN208253238U (en) * | 2018-02-23 | 2018-12-18 | 黄春华 | A kind of explosion-proof head lamp |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2643927B1 (en) * | 2010-11-23 | 2015-04-15 | Minnetronix Inc. | Portable controller with integral power source for mechanical circulation support systems |
| KR101368368B1 (en) * | 2013-11-07 | 2014-02-28 | (주)지온메드 | Medical tube fixing device and fixing method of medical tube using the same |
| US10792407B2 (en) * | 2017-01-12 | 2020-10-06 | Tc1 Llc | Percutaneous driveline anchor devices and methods of use |
| WO2018201134A1 (en) * | 2017-04-28 | 2018-11-01 | Tc1 Llc | Patient adapter for driveline cable and methods |
-
2019
- 2019-02-28 CN CN201910152110.2A patent/CN109718408B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1254598A (en) * | 1999-12-21 | 2000-05-31 | 马惠生 | Transplanted endarterial miniature auxiliary circulating device of ventricle |
| US10149933B2 (en) * | 2014-07-25 | 2018-12-11 | Minnetronix, Inc. | Coil parameters and control |
| CN107080870A (en) * | 2016-02-16 | 2017-08-22 | 上海微创医疗器械（集团）有限公司 | Blood pump and making assisted circulation of ventriculus cordis device |
| CN206600597U (en) * | 2017-04-10 | 2017-10-31 | 徐绮彬 | A kind of portable electronic information data transmission device |
| CN206657441U (en) * | 2017-04-12 | 2017-11-21 | 童旸 | A kind of portable POS |
| CN208253238U (en) * | 2018-02-23 | 2018-12-18 | 黄春华 | A kind of explosion-proof head lamp |
| CN109014500A (en) * | 2018-08-30 | 2018-12-18 | 广东宏穗晶科技服务有限公司 | A kind of arc welding robot |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109718408A (en) | 2019-05-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109718408B (en) | External ventricular assist device | |
| CN108433997A (en) | Psychiatric department patient's vomitus collecting device | |
| CN211327235U (en) | ICU intensive care unit is with nursing phlegm suction device | |
| CN209316449U (en) | A kind of premature ejaculation training for treatment set | |
| CN206548641U (en) | A kind of veterinary syringe | |
| CN104939981A (en) | First-aid kit with alarming function | |
| CN105055089B (en) | A kind of application process of reassembling type stretcher | |
| CN208641501U (en) | PICC sets protection of pipe device | |
| CN210784326U (en) | Wrist type electrocardiogram recording equipment | |
| US10932503B2 (en) | Urine powered garment system | |
| CN209422301U (en) | A kind of dedicated medical bed of waist patient | |
| CN210096554U (en) | Plastic clamp for preventing infusion apparatus from falling off | |
| CN202191289U (en) | Novel electrocardiogram lead electrode | |
| CN208335404U (en) | A kind of one key calling set of emergency department | |
| CN202459513U (en) | Duplex peritoneal dialysis system | |
| CN210540204U (en) | Mattress harmful substance gas collecting cover | |
| CN213640996U (en) | Improved rear inner disc sheet under gastroscope | |
| CN205814841U (en) | The operation on heart drainage tube improved | |
| CN215458077U (en) | Portable wireless ECG monitor | |
| CN211157601U (en) | Esophagus stomach suction tube | |
| CN214232251U (en) | Endocrine hydrops extractor | |
| CN205268480U (en) | Diagnosis and treatment bed for department of cardiology | |
| CN212438632U (en) | Novel suction-free electrocardiogram chest lead fixing device | |
| CN208770324U (en) | A kind of rheumatoid arthritis patients' walking support device | |
| CN215083802U (en) | Multifunctional oxygen therapy nasal plug for heart failure patients in cardiology department |
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: 20210507 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |