CN112826518B - Operation contrast device for isolated heart examination and use method thereof - Google Patents
Operation contrast device for isolated heart examination and use method thereof Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000002601 radiography Methods 0.000 claims abstract description 70
- 238000009434 installation Methods 0.000 claims abstract description 19
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 12
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 12
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 12
- 241001330002 Bambuseae Species 0.000 claims abstract description 11
- 239000011425 bamboo Substances 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims description 23
- 239000002872 contrast media Substances 0.000 claims description 20
- 230000000747 cardiac effect Effects 0.000 claims description 14
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 3
- 238000003384 imaging method Methods 0.000 claims description 3
- 229940039231 contrast media Drugs 0.000 claims 4
- 239000007787 solid Substances 0.000 claims 2
- 238000000926 separation method Methods 0.000 abstract description 9
- 238000000338 in vitro Methods 0.000 abstract description 7
- 238000007689 inspection Methods 0.000 abstract description 4
- 238000002054 transplantation Methods 0.000 abstract description 2
- 208000029078 coronary artery disease Diseases 0.000 description 3
- 210000004204 blood vessel Anatomy 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 206010002383 Angina Pectoris Diseases 0.000 description 1
- 241000209128 Bambusa Species 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 206010000891 acute myocardial infarction Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013155 cardiography Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 210000004351 coronary vessel Anatomy 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/48—Diagnostic techniques
- A61B6/481—Diagnostic techniques involving the use of contrast agents
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
- A61B6/503—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of the heart
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Abstract
The invention discloses an operation contrast device for in vitro heart examination and a using method thereof, relating to the technical field of heart transplantation. This an operation radiography ware for separation heart inspection, through annular fixed plate, butterfly fixing bolt, first rotor plate, the second rotor plate, the cooperation of installation section of thick bamboo is used, utilize annular fixed plate to fix butterfly fixing bolt, install through the first rotor plate of butterfly fixing bolt and second rotor plate simultaneously, utilize the installation section of thick bamboo of first rotor plate and second rotor plate one side to install a radiography ware body respectively, and then when examining separation heart, can carry out two radiography simultaneously through two radiography ware bodies, the mode that traditional operation radiography ware that is used for separation heart inspection can only carry out the radiography to a position once has been avoided, not only save time, it is more convenient during the concurrent operation.
Description
Technical Field
The invention relates to the technical field of heart transplantation, in particular to an operation contrast device for in vitro heart examination and a using method thereof.
Background
The cardiac radiography is mainly to know the condition of coronary artery of a detected object through invasive examination so as to judge whether the body has some related diseases, such as coronary arteriosclerosis, coronary heart disease and the like. A cardiac angiographic examination is required for the following cases: angina pectoris, acute myocardial infarction, people suspected of coronary heart disease, and electrocardiogram are abnormal.
Patent application number is CN201710572876.7 discloses a supplementary operation device of cardiography imaging, which comprises a bod, be equipped with the removal base at the organism downside, it is equipped with the removal leg to remove the base downside, it is equipped with the removal wheel to remove the leg downside, it assembles together with the removal leg through turning to the pivot to remove the wheel, it is equipped with the removal stopper to remove the wheel upside, it is equipped with the support mount to remove the base upside, it is equipped with the lift expansion bracket to support the mount upside, the junction is equipped with the lift fastener between lift expansion bracket and the support mount. When in use, the problem that the speed of injecting the contrast agent cannot be controlled when the contrast agent is injected in the prior art is solved. However, the scheme is only provided with one radiography guide pin, only one side of the cardiac blood vessel can be injected and subjected to radiography once, the cardiac blood vessels on two sides cannot be subjected to radiography simultaneously, and the operation is required to be performed twice, so that the radiography time is long, and the isolated heart is greatly damaged; the angle of the contrast medium device can be adjusted only by the professional skills of a doctor, and the adaptability is poor; meanwhile, because the radiography positions on the two sides of the heart are different, the height of the radiography device needs to be adjusted, and the existing operation radiography device is inconvenient to use.
Disclosure of Invention
Technical problem to be solved
The invention aims to provide a surgical radiography device for in-vitro cardiac examination and a using method thereof, and aims to solve the problems of long radiography time, poor adaptability and inconvenient use of the conventional cardiac radiography auxiliary surgical device.
(II) technical scheme
In order to solve the problems of long radiography time, poor adaptability and inconvenient use of the conventional cardioangiography auxiliary operation device, the invention provides the following technical scheme:
an operation radiography device for in vitro heart examination comprises an annular fixing plate and a radiography device body, wherein a butterfly fixing bolt is connected to an inner cavity of the annular fixing plate in a threaded mode, a second rotating plate is movably sleeved on the surface of the butterfly fixing bolt, a first rotating plate is movably sleeved on the surface of the butterfly fixing bolt and is attached to the second rotating plate, an installation cylinder is fixedly connected to one side of each of the first rotating plate and the second rotating plate, a sliding groove is formed in one side of the installation cylinder, fixing grooves located on two sides of the inner cavity of the sliding groove are formed in the installation cylinder, a fixing cylinder is arranged in the inner cavity of the installation cylinder, the radiography device body is fixedly connected to the inner cavity of the fixing cylinder, a fixing rod is fixedly connected to one side of the fixing cylinder, one end of the fixing rod penetrates through the inner cavity of the sliding groove and extends to the outer portion of the installation cylinder, the utility model discloses a fixing device for fixing a movable support, including the dead lever, the mounting groove has been seted up to the inside of dead lever, the inner chamber fixedly connected with supporting spring of mounting groove, supporting spring's one end fixedly connected with mounting panel, one side fixedly connected with fixed block of mounting panel, and the one end of fixed block extends to the inner chamber of fixed slot, the one end fixedly connected with of mounting panel presses the depression bar, one side fixedly connected with catch bar according to the depression bar.
Preferably, one end of the push rod extends to the outside of the fixing rod and is fixedly connected with a pressing plate, and a limiting telescopic rod is fixedly mounted on the inner side of the pressing plate.
Preferably, the rotating sleeve is sleeved at one end of the radiography device body, the rotating groove is formed in the inner wall of the rotating sleeve, the radiography head is fixedly mounted at one end of the rotating sleeve, and the rotating ring is movably sleeved on the inner cavity of the rotating groove.
Preferably, the inner cavity of the radiography head is fixedly connected with a support ring, a sealing gasket is fixedly mounted on the upper surface of the support ring, and the upper surface of the sealing gasket is attached to the bottom of the radiography device body.
Preferably, the number of the fixed barrels is two, two the top of the fixed barrel is respectively and fixedly sleeved with a connecting sleeve head, two the top fixedly connected with liquid separating pipe of the connecting sleeve head, and one end fixedly connected with liquid injecting pipe of the liquid separating pipe.
Preferably, one end of the butterfly fixing bolt penetrates through the annular fixing plate and is in threaded connection with a fixing nut, and the fixing nut is fixedly connected with the annular fixing plate.
Preferably, one end of the fixing block is inclined, and the shape and the size of the fixing block are matched with those of the inner cavity of the fixing groove.
Preferably, the contact surfaces of the first rotating plate and the first rotating plate are smooth surfaces, and the liquid separating pipe and the liquid injecting pipe are flexible pipes.
The using method of the operation radiography device comprises the specific working procedures of;
the method comprises the following steps: firstly, a user unscrews the butterfly fixing bolt to enable the first rotating plate and the second rotating plate to rotate, adjusts the angles of the two radiography device bodies, screws the butterfly fixing bolt after adjusting to a specified angle, and enables the annular fixing plate to contract to extrude and fix the first rotating plate and the second rotating plate;
step two: then the rotating sleeve is rotated to adjust the angle of the radiography head.
Step three: hold the pressure board at last, and then make and contract according to the pressure board, make the pushing rod promote according to the pressure rod, drive the mounting panel and make the fixed block break away from the inner chamber of fixed slot, then remove single fixed section of thick bamboo, adjust to the assigned position after the release press the pressure board can, inject into the contrast medium through the instrument from the one end of annotating the liquid pipe when injecting into the contrast medium, the contrast medium flows into the inner chamber of two contrast medium ware bodies respectively through dividing the reposition of redundant personnel of liquid pipe.
(III) advantageous effects
Compared with the prior art, the invention provides an operation contrast device for in vitro heart examination and a using method thereof, and the operation contrast device has the following beneficial effects:
1. through annular fixed plate, butterfly fixing bolt, first rotor plate, the second rotor plate, the cooperation of installation section of thick bamboo is used, utilize annular fixed plate to fix butterfly fixing bolt, install through the first rotor plate of butterfly fixing bolt and second rotor plate simultaneously, utilize the installation section of thick bamboo of first rotor plate and second rotor plate one side to install a radiography ware body respectively, and then when examining the separation heart, can carry out two radiography simultaneously through two radiography ware bodies, and the time saving is more convenient during the concurrent operation.
2. The fixing groove, the fixing block, the mounting plate, the supporting spring, the pushing rod and the fixing groove are matched for use, when the height of the radiography device body is adjusted, the pressing plate is operated, the fixing block can be sleeved to the inner cavity of the fixing groove to be fixed finally through the pushing force of the supporting spring, the radiography device body is convenient to adjust in height, and adaptability is improved.
3. Through the cooperation use of swivel becket, rotation groove, rotation sleeve and sealed pad, install the radiography head through rotating the sleeve, utilize simultaneously to rotate the groove and cup joint the swivel becket, and then make and rotate the sleeve and can rotate in the one end of radiography ware body, can adjust the angle of radiography head, and then adapt to the heart of equidimension not, improved its use convenience.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic cross-sectional view of the present invention in expanded configuration;
FIG. 4 is an enlarged view of the structure of FIG. 1A according to the present invention;
FIG. 5 is an enlarged view of the structure of FIG. 1B according to the present invention;
FIG. 6 is a schematic structural view of the mounting barrel of the present invention;
FIG. 7 is a schematic structural view of a first rotating plate according to the present invention;
FIG. 8 is a schematic view of the construction of the rotating sleeve of the present invention;
fig. 9 is a schematic structural view of the annular fixing plate of the present invention.
In the figure: 1. an annular fixed plate; 2. a first rotation plate; 3. a second rotating plate; 4. mounting the cylinder; 5. butterfly-shaped fixing bolts; 6. a fixed cylinder; 7. a contrast machine body; 8. a radiography head; 9. a support ring; 10. rotating the sleeve; 11. a pressing plate; 12. connecting a sleeve head; 13. a liquid separating pipe; 14. a liquid injection pipe; 15. a sliding groove; 16. fixing grooves; 17. a support spring; 18. mounting grooves; 19. fixing the rod; 20. limiting the telescopic rod; 21. mounting a plate; 22. a gasket; 23. a rotating groove; 24. a rotating ring; 25. a push rod; 26. a pressing lever; 27. and fixing blocks.
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 to 9, the present invention provides a technical solution: an operation radiography device for in vitro heart examination comprises an annular fixed plate 1 and a radiography device body 7, wherein the inner cavity of the annular fixed plate 1 is in threaded connection with a butterfly-shaped fixed bolt 5, the surface of the butterfly-shaped fixed bolt 5 is movably sleeved with a second rotating plate 3, the surface of the butterfly-shaped fixed bolt 5 is movably sleeved with a first rotating plate 2, the first rotating plate 2 is attached to the second rotating plate 3, one sides of the first rotating plate 2 and the second rotating plate 3 are respectively and fixedly connected with an installation cylinder 4, one side of the installation cylinder 4 is provided with a sliding groove 15, the inside of the installation cylinder 4 is provided with fixing grooves 16 positioned at two sides of the inner cavity of the sliding groove 15, the inner cavity of the installation cylinder 4 is provided with a fixed cylinder 6, the inner cavity of the fixed cylinder 6 is fixedly connected with the radiography device body 7, the butterfly-shaped fixed bolt 5 is fixed by the annular fixed plate 1, and the first rotating plate 2 and the second rotating plate 3 are installed through the butterfly-shaped fixed bolt 5, utilize installation section of thick bamboo 4 of first rotor plate 2 and second rotor plate 3 one side to install a radiography ware body 7 respectively, and then when examining the separation heart, can carry out two radiography simultaneously through two radiography ware bodies 7, avoided traditional operation radiography ware that is used for the separation heart to examine can only carry out the mode of radiography to a position once, not only save time, it is more convenient during the concurrent operation. And adjust the angle of two sets of radiography ware bodies 7, and then use different hearts, one side fixedly connected with dead lever 19 of a fixed section of thick bamboo 6, the one end of dead lever 19 runs through the inner chamber of sliding tray 15 and extends to the outside of a mounting section of thick bamboo 4, mounting groove 18 has been seted up to the inside of dead lever 19, the inner chamber fixedly connected with supporting spring 17 of mounting groove 18, the one end fixedly connected with mounting panel 21 of supporting spring 17, one side fixedly connected with fixed block 27 of mounting panel 21, and the one end of fixed block 27 extends to the inner chamber of fixed slot 16, the one end fixedly connected with of mounting panel 21 presses depression bar 26, one side fixedly connected with catch bar 25 who presses depression bar 26.
Wherein, one end of the push rod 25 extends to the outside of the fixing rod 19 and is fixedly connected with the pressing plate 11, and the inner side of the pressing plate 11 is fixedly provided with the limit telescopic rod 20. Dead lever 19 slides in the inner chamber of fixed slot 16, when highly adjusting radiography ware body 7, through holding press plate 11, and then make press plate 11 shrink, make catch bar 25 promote press bar 26, drive mounting panel 21 and make fixed block 27 break away from the inner chamber of fixed slot 16, remove a single fixed section of thick bamboo 6, adjust and loosen press plate 11 behind the assigned position, the driving force through supporting spring 17 makes fixed block 27 cup joint to the inner chamber of fixed slot 16 and fixes, be convenient for highly adjusting radiography ware body 7, the adaptability of this operation radiography ware for isolated heart inspection has been improved.
Wherein, the one end of radiography ware body 7 has cup jointed and has rotated sleeve 10, and the inner wall of rotating sleeve 10 has seted up and has rotated groove 23, and the one end fixed mounting who rotates sleeve 10 has radiography head 8, and the one end fixedly connected with swivel becket 24 of radiography ware body 7, swivel becket 24 activity cover connects to the inner chamber that rotates groove 23. Install radiography head 8 through rotating sleeve 10, utilize simultaneously to rotate groove 23 and cup joint swivel ring 24, and then make and rotate sleeve 10 and can rotate in the one end of radiography ware body 7, can adjust radiography head 8's angle, and then adapt to the not heart of equidimension, improved this an operation radiography ware for separation heart inspection's use convenience.
Wherein, the inner chamber fixedly connected with support ring 9 of radiography head 8, the last fixed surface of support ring 9 installs sealed 22, and the upper surface of sealed 22 and the bottom laminating of radiography ware body 7, utilizes support ring 9 to support sealed 22, utilizes sealed 22 can avoid the contrast medium to leak, has improved this a surgical contrast ware's that is used for the heart examination of separation leakproofness.
Wherein, the quantity of a fixed section of thick bamboo 6 is two, and the top of two fixed sections of thick bamboos 6 is fixed respectively to be cup jointed and is connected pullover 12, and the top fixedly connected with of two connected pullover 12 divides liquid pipe 13, divides the one end fixedly connected with of liquid pipe 13 to annotate liquid pipe 14.
Wherein, the one end of butterfly fixing bolt 5 runs through annular fixed plate 1 and threaded connection has fixation nut, and fixation nut and annular fixed plate 1 fixed connection.
Wherein, one end of the fixed block 27 is inclined, the shape and size of the fixed block 27 is matched with the shape and size of the inner cavity of the fixed groove 16, and the fixed rod 19 can be fixed by the matching of the fixed block 27 and the fixed groove 16.
The contact surfaces of the first rotating plate 2 and the first rotating plate 2 are smooth surfaces, and the liquid separation tube 13 and the liquid injection tube 14 are flexible tubes.
The using method of the operation radiography device comprises the specific working procedures of;
the method comprises the following steps: firstly, a user unscrews the butterfly fixing bolts 5 to enable the first rotating plate 2 and the second rotating plate 3 to rotate, adjusts the angles of the two radiography device bodies 7, screws the butterfly fixing bolts 5 after adjusting to a specified angle, and enables the annular fixing plate 1 to contract to extrude and fix the first rotating plate 2 and the second rotating plate 3;
step two: the rotational sleeve 10 is then rotated to adjust the angle of the contrast head 8.
Step three: finally, the pressing plate 11 is held, the pressing plate 11 is further contracted, the pushing rod 25 pushes the pressing rod 26 to drive the mounting plate 21 to enable the fixing block 27 to be separated from the inner cavity of the fixing groove 16, then the single fixing barrel 6 is moved and adjusted, the pressing plate 11 is loosened after the fixing barrel is adjusted to a specified position, when contrast medium is injected, the contrast medium is injected from one end of the injection pipe 14 through a tool, and the contrast medium is shunted through the liquid shunting pipe 13 and flows into the inner cavities of the two contrast medium main bodies 7 respectively.
To sum up, when the operation radiography device for in vitro cardiac examination is used, firstly, a user unscrews the butterfly fixing bolt 5 to enable the first rotating plate 2 and the second rotating plate 3 to rotate, adjusts the angles of the two radiography device bodies 7, screws the butterfly fixing bolt 5 after adjusting to a specified angle, contracts the annular fixing plate 1 to extrude and fix the first rotating plate 2 and the second rotating plate 3, then rotates the rotating sleeve 10 to adjust the angle of the radiography head 8, finally holds the pressing plate 11 to further contract the pressing plate 11, enables the push rod 25 to push the pressing rod 26 to drive the mounting plate 21 to enable the fixing block 27 to be separated from the inner cavity of the fixing groove 16, then moves the single fixing cylinder 6 to adjust, releases the pressing plate 11 after adjusting to a specified position, and injects a contrast agent from one end of the injection tube 14 through a tool when injecting the contrast agent, the contrast agent is divided by the liquid dividing tube 13 and flows into the inner cavities of the two contrast device bodies 7 respectively.
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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
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 (9)
1. An operation contrast device for isolated heart examination, which comprises an annular fixing plate (1) and a contrast device body (7), and is characterized in that: the inner cavity of the annular fixing plate (1) is in threaded connection with a butterfly fixing bolt (5), a second rotating plate (3) is movably sleeved on the surface of the butterfly fixing bolt (5), a first rotating plate (2) is movably sleeved on the surface of the butterfly fixing bolt (5), the first rotating plate (2) is attached to the second rotating plate (3), one sides of the first rotating plate (2) and the second rotating plate (3) are fixedly connected with an installation cylinder (4) respectively, one side of the installation cylinder (4) is provided with a sliding groove (15), fixing grooves (16) located on two sides of the inner cavity of the sliding groove (15) are formed in the installation cylinder (4), a fixing cylinder (6) is arranged in the inner cavity of the installation cylinder (4), an imaging device body (7) is fixedly connected to the inner cavity of the fixing cylinder (6), and a fixing rod (19) is fixedly connected to one side of the fixing cylinder (6), the utility model discloses a fixing device, including a fixing rod (19), mounting groove (18), inner chamber fixedly connected with supporting spring (17) of mounting groove (18), one end of dead lever (19) runs through the inner chamber of sliding tray (15) and extends to the outside of installation section of thick bamboo (4), mounting groove (18) have been seted up to the inside of dead lever (19), the inner chamber fixedly connected with supporting spring (17) of mounting groove (18), the one end fixedly connected with mounting panel (21) of supporting spring (17), one side fixedly connected with fixed block (27) of mounting panel (21), and the one end of fixed block (27) extends to the inner chamber of fixed slot (16), the one end fixedly connected with of mounting panel (21) presses depression bar (26), one side fixedly connected with catch bar (25) of pressing bar (26).
2. A surgical contrast machine for ex vivo cardiac examinations according to claim 1 characterized in that: one end of the push rod (25) extends to the outside of the fixing rod (19) and is fixedly connected with a pressing plate (11), and a limiting telescopic rod (20) is fixedly mounted on the inner side of the pressing plate (11).
3. A surgical contrast medium for ex vivo cardiac examinations according to claim 1 characterized by: the one end of radiography ware body (7) has cup jointed rotation sleeve (10), rotation groove (23) have been seted up to the inner wall that rotates sleeve (10), the one end fixed mounting who rotates sleeve (10) has radiography head (8), the one end fixedly connected with swivel becket (24) of radiography ware body (7), swivel becket (24) activity cover connects to the inner chamber that rotates groove (23).
4. A surgical contrast machine for ex vivo cardiac examinations according to claim 3 characterized in that: the inner cavity fixedly connected with support ring (9) of radiography head (8), the last fixed surface of support ring (9) installs sealed the pad (22), and the upper surface that sealed pad (22) and radiography ware body (7) bottom is laminated.
5. A surgical contrast machine for ex vivo cardiac examinations according to claim 1 characterized in that: the quantity of solid fixed cylinder (6) is two, two the top of solid fixed cylinder (6) is fixed the cup jointing respectively and is connected pullover (12), two the top fixedly connected with of pullover (12) divides liquid pipe (13), divide the one end fixedly connected with of liquid pipe (13) to annotate liquid pipe (14).
6. A surgical contrast machine for ex vivo cardiac examinations according to claim 1 characterized in that: one end of the butterfly-shaped fixing bolt (5) penetrates through the annular fixing plate (1) and is in threaded connection with a fixing nut, and the fixing nut is fixedly connected with the annular fixing plate (1).
7. A surgical contrast machine for ex vivo cardiac examinations according to claim 1 characterized in that: one end of the fixing block (27) is inclined, and the shape and the size of the fixing block (27) are matched with those of the inner cavity of the fixing groove (16).
8. A surgical contrast machine for ex vivo cardiac examinations according to claim 1 characterized in that: the contact surfaces of the first rotating plate (2) and the first rotating plate (2) are smooth surfaces, and the liquid separating pipe (13) and the liquid injection pipe (14) are hoses.
9. The method of using a surgical imaging camera as claimed in claim 1, wherein: the specific working flow is as follows;
the method comprises the following steps: firstly, a user unscrews the butterfly fixing bolt (5), so that the first rotating plate (2) and the second rotating plate (3) can rotate, the angles of the two radiography device bodies (7) are adjusted to a specified angle, and then the butterfly fixing bolt (5) is screwed, so that the annular fixing plate (1) contracts to extrude and fix the first rotating plate (2) and the second rotating plate (3);
step two: then the rotating sleeve (10) is rotated to adjust the angle of the radiography head (8);
step three: and finally, the pressing plate (11) is held, the pressing plate (11) is further contracted, the pushing rod (25) pushes the pressing rod (26), the mounting plate (21) is driven to enable the fixing block (27) to be separated from the inner cavity of the fixing groove (16), then the single fixing barrel (6) is moved and adjusted, the pressing plate (11) is loosened after the fixing rod is adjusted to a specified position, contrast media are injected from one end of the liquid injection pipe (14) through a tool during injection of the contrast media, and the contrast media are shunted through the liquid shunt pipe (13) and respectively flow into the inner cavities of the two contrast media bodies (7).
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| CN202110005546.6A CN112826518B (en) | 2021-01-05 | 2021-01-05 | Operation contrast device for isolated heart examination and use method thereof |
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| CN202110005546.6A CN112826518B (en) | 2021-01-05 | 2021-01-05 | Operation contrast device for isolated heart examination and use method thereof |
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