CN220344924U - Guide wire for interventional therapy of coronary heart disease - Google Patents
Guide wire for interventional therapy of coronary heart disease Download PDFInfo
- Publication number
- CN220344924U CN220344924U CN202321775777.6U CN202321775777U CN220344924U CN 220344924 U CN220344924 U CN 220344924U CN 202321775777 U CN202321775777 U CN 202321775777U CN 220344924 U CN220344924 U CN 220344924U
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- China
- Prior art keywords
- wheel
- guide wire
- driving gear
- storage tube
- heart disease
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- 208000029078 coronary artery disease Diseases 0.000 title claims abstract description 22
- 238000002560 therapeutic procedure Methods 0.000 title claims abstract description 18
- 210000001503 joint Anatomy 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 239000000741 silica gel Substances 0.000 claims description 2
- 229910002027 silica gel Inorganic materials 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims 4
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 208000015181 infectious disease Diseases 0.000 description 4
- 210000004204 blood vessel Anatomy 0.000 description 3
- 230000003902 lesion Effects 0.000 description 3
- 229920001296 polysiloxane Polymers 0.000 description 3
- 208000019622 heart disease Diseases 0.000 description 2
- 201000001320 Atherosclerosis Diseases 0.000 description 1
- 208000035143 Bacterial infection Diseases 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- 206010028851 Necrosis Diseases 0.000 description 1
- 208000031481 Pathologic Constriction Diseases 0.000 description 1
- 230000033115 angiogenesis Effects 0.000 description 1
- 230000003143 atherosclerotic effect Effects 0.000 description 1
- 208000022362 bacterial infectious disease Diseases 0.000 description 1
- 210000004351 coronary vessel Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007954 hypoxia Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 208000031225 myocardial ischemia Diseases 0.000 description 1
- 230000017074 necrotic cell death Effects 0.000 description 1
- 230000036262 stenosis Effects 0.000 description 1
- 208000037804 stenosis Diseases 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
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- Radiation-Therapy Devices (AREA)
Abstract
The utility model relates to the technical field of medical instruments and discloses a guide wire for interventional therapy of coronary heart disease, which comprises a storage tube, wherein a main body guide wire is sleeved in the storage tube, one end of the storage tube is in butt joint with a guide assembly, the other end of the storage tube is fixedly provided with a pusher assembly, and the main body guide wire extends into the guide assembly from one end of the storage tube; the guide device assembly comprises a shell, a middle cavity is arranged in the shell, an inner cylinder is fixedly connected to the inner wall of the middle cavity, an upper wheel bin is arranged in the shell, a fixed wheel is movably sleeved in the upper wheel bin, an upper wheel groove is formed in the top of the inner cylinder, and the bottom end of the fixed wheel penetrates through the upper wheel groove.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a guide wire for interventional therapy of coronary heart disease.
Background
Coronary heart disease is a coronary atherosclerotic heart disease, which is a heart disease caused by stenosis or blockage of a blood vessel cavity, myocardial ischemia, hypoxia or necrosis due to coronary artery angiogenesis atherosclerosis lesion, and is often called as coronary heart disease, and a guide wire is needed in interventional therapy of coronary heart disease, and the function of the coronary heart disease is that firstly, the guide wire passes through a lesion part, and various human-medium devices such as a balloon, a bracket and the like are delivered to the lesion part under the guidance of the guide wire.
In the interventional therapy of coronary heart disease, the main body guide wire is required to be introduced into a blood vessel of a patient, the main body guide wire is exposed to the outside in the process, so that the infection aggravates the illness state caused by the contact of the guide wire and foreign objects easily, and in addition, the main body guide wire is manually pushed in the process of introducing, so that the accuracy is poor and the infection risk is caused.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a guide wire for interventional therapy of coronary heart disease, which aims to solve the problems that the guide wire is easy to contact with foreign objects for infection in the introduction process of the guide wire in the background art, and the accuracy of manually pushing a main guide wire is poor and has infection risk.
The utility model provides the following technical scheme: the guide wire for coronary heart disease interventional therapy comprises a storage tube, wherein a main body guide wire is sleeved in the storage tube, one end of the storage tube is in butt joint with a guide assembly, the other end of the storage tube is fixedly provided with a pusher assembly, and the main body guide wire extends into the guide assembly from one end of the storage tube;
the guide assembly comprises a shell, the inside well chamber that is equipped with of shell, well intracavity wall fixedly connected with inner tube, the inside wheel storehouse that is equipped with of shell, go up the inside movable sleeve of wheel storehouse and have cup jointed the tight pulley, the upper wheel groove has been seted up at the inner tube top, the tight pulley bottom runs through the upper wheel groove, the inside lower wheel storehouse of having seted up of shell, lower wheel storehouse internally mounted has the removal wheel subassembly, lower wheel groove has been seted up to the inner tube bottom, the lower wheel storehouse bottom has been seted up and has been run through lower wheel groove, the screw hole screw thread has cup jointed height-adjusting mechanism, height-adjusting mechanism top and removal wheel subassembly butt joint, the inside control storehouse that is equipped with of shell, the inner wall activity of control storehouse has cup jointed the pivot, pivot lateral wall fixedly connected with drive gear, the pivot back end runs through in the upper wheel storehouse and is connected with the tight pulley, install in the control storehouse and revolve accuse mechanism, revolve accuse mechanism output and drive gear butt joint.
Further, the pusher assembly comprises a fixed cylinder, the inner wall of the fixed cylinder is fixedly connected with the side wall of the storage tube, a hole penetrating through the inner part of the fixed cylinder is formed in the top of the fixed cylinder, a core rod is movably sleeved in the hole, the bottom end of the core rod is fixedly connected with a pushing disc, and the pushing disc is movably sleeved in the storage tube.
Further, the guide assembly comprises a U-shaped plate frame, the main wheel body is sleeved in the U-shaped plate frame in a movable mode, the height adjusting mechanism comprises a threaded column, the threaded column is sleeved in the bottom of the U-shaped plate frame in a movable mode, the threaded column is sleeved in a threaded hole in the bottom of the lower wheel bin in a threaded mode, a square column is sleeved in the inner cavity of the threaded column in a movable mode, a closed cylinder is arranged at the bottom end of the threaded column, the closed cylinder is fixedly connected with the bottom of the shell, a second hole is formed in the bottom of the closed cylinder, a knob is sleeved in the second hole in a movable mode, and the top of the knob is located in the closed cylinder and fixedly connected with the bottom end of the square column.
Further, the bottom of the knob is fixedly connected with a rotating handle, and the rotating handle is positioned at the bottom of the closed cylinder.
Furthermore, the front and back of the U-shaped plate frame are respectively fixed with a positioning sliding block, the front and back of the lower wheel bin are respectively provided with a positioning sliding groove, and the positioning sliding blocks are movably sleeved in the positioning sliding grooves.
Further, the fixed wheel and the side wall of the main wheel body are both wrapped with silica gel sleeves.
Further, the rotary control mechanism comprises a driven gear, a first driving gear and a second driving gear, wherein the driven gear, the first driving gear and the second driving gear are movably sleeved in the control bin, one side of the driven gear is meshed with the second driving gear, the other side of the driven gear is meshed with the first driving gear, the diameter of the second driving gear is smaller than that of the driven gear, the diameter of the first driving gear is larger than that of the driven gear, and the driven gear is meshed with the transmission gear.
Further, the positive end of the second driving gear is fixedly connected with a second handle, the positive end of the first driving gear is fixedly connected with a first handle, and the second handle and the first handle are located outside the shell.
The utility model has the technical effects and advantages that:
the utility model can lead the main body guide wire not to be exposed to the outside in the process of leading the main body guide wire into the blood vessel of a patient by being matched with the storage tube, the pusher component and the guide component, thereby avoiding the condition of external bacterial infection and leading the interventional therapy process of coronary heart disease to be safer.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is an exploded view of the overall structure of the present utility model;
FIG. 3 is an exploded view of the guide assembly of FIG. 2 in accordance with the present utility model;
FIG. 4 is an exploded view of the pusher assembly of FIG. 2 according to the present utility model;
FIG. 5 is an exploded view of the height adjustment mechanism of FIG. 3 according to the present utility model;
FIG. 6 is an exploded view of the rotary control mechanism of FIG. 3 according to the present utility model.
The reference numerals are: 1. a storage tube; 2. a body guide wire; 3. a pusher assembly; 4. an introducer assembly; 41. a housing; 42. an inner cylinder; 43. a fixed wheel; 44. a moving wheel assembly; 45. a height adjusting mechanism; 46. a rotary control mechanism; 47. a rotating shaft; 48. a transmission gear; 49. a middle cavity; 410. a wheel warehouse; 411. a lower wheel bin; 412. a control bin; 31. a fixed cylinder; 32. a core bar; 33. pushing the disc; 441. a main wheel body; 442. u-shaped plate frame; 451. a threaded column; 452. square columns; 453. a closing cylinder; 454. a knob; 455. a rotary handle; 461. a driven gear; 462. a first drive gear; 463. a second drive gear; 464. a second handle; 465. a first handle.
Detailed Description
The following describes specific embodiments of the present utility model in detail with reference to the drawings.
Referring to fig. 1, 2 and 3, the utility model provides a guide wire for interventional therapy of coronary heart disease, which comprises a storage tube 1, wherein a main body guide wire 2 is sleeved in the storage tube 1, one end of the storage tube 1 is in butt joint with a guide component 4, the other end of the storage tube 1 is fixedly provided with a pusher component 3, and the main body guide wire 2 extends into the guide component 4 from one end of the storage tube 1;
the guide assembly 4 comprises a shell 41, a middle cavity 49 is formed in the shell 41, an inner cylinder 42 is fixedly connected to the inner wall of the middle cavity 49, an upper wheel bin 410 is arranged in the shell 41, a fixed wheel 43 is movably sleeved in the upper wheel bin 410, an upper wheel groove is formed in the top of the inner cylinder 42, the bottom end of the fixed wheel 43 penetrates through the upper wheel groove, a lower wheel bin 411 is formed in the shell 41, a movable wheel assembly 44 is arranged in the lower wheel bin 411, a lower wheel groove is formed in the bottom of the inner cylinder 42, the top end of the movable wheel assembly 44 penetrates through the lower wheel groove, a threaded hole penetrating through the bottom is formed in the bottom of the lower wheel bin 411, a height adjusting mechanism 45 is sleeved on the threaded hole, the top end of the height adjusting mechanism 45 is in butt joint with the movable wheel assembly 44, a control bin 412 is arranged in the shell 41, a rotating shaft 47 is movably sleeved on the inner wall of the control bin 412, a transmission gear 48 is fixedly connected to the side wall of the rotating shaft 47, the back end of the rotating shaft 47 penetrates into the upper wheel bin 410 to be connected with the fixed wheel 43, a rotating control mechanism 46 is arranged in the control bin 412, and the output end of the rotating control mechanism 46 is in butt joint with the transmission gear 48.
Referring to fig. 4, the pusher assembly 3 includes a fixed cylinder 31, the inner wall of the fixed cylinder 31 is fixedly connected with the side wall of the storage tube 1, a hole penetrating through the inside is formed at the top of the fixed cylinder 31, a core rod 32 is movably sleeved in the hole, a pushing disc 33 is fixedly connected with the bottom end of the core rod 32, the pushing disc 33 is movably sleeved in the storage tube 1, and the pushing disc 33 is driven to move downwards by pushing the core rod 32, so that a short-distance pushing effect is achieved on the main guide wire 2 in the storage tube 1, one end of the main guide wire 2 enters the inner cylinder 42, and a fixed wheel 43 and a moving wheel assembly 44 are arranged.
Referring to fig. 5, the guide assembly 4 includes a U-shaped plate frame 442, a main wheel body 441 is movably sleeved inside the U-shaped plate frame 442, the height adjusting mechanism 45 includes a threaded column 451, the threaded column 451 is movably sleeved at the bottom of the U-shaped plate frame 442, the threaded column 451 is screwed in a threaded hole at the bottom of the lower wheel bin 411, a square column 452 is movably sleeved in an inner cavity of the threaded column 451, a closing cylinder 453 is arranged at the bottom of the housing 41, the closing cylinder 453 is fixedly connected with a second hole, a knob 454 is movably sleeved in the second hole, the top of the knob 454 is positioned in the closing cylinder 453 and fixedly connected with the bottom of the square column 452, the square column 452 is driven to rotate by rotating the knob 454, the threaded column 451 is driven to rotate according to the shape characteristic of the square column 452, the threaded column 451 is matched with the threaded hole, the displacement effect of the threaded column 451 is achieved, and the threaded column 451 is connected with the U-shaped plate frame 442 according to the connection of the threaded column 451, so that the threaded column 451 drives the movable wheel assembly 44 to move up and down.
Referring to fig. 5, a knob 455 is fixedly connected to the bottom of the knob 454, the knob 455 is located at the bottom of the closed cylinder 453, and the knob 454 is driven to rotate by rotating the knob 455, so that the force is easier to be exerted when the knob 454 is rotated.
Referring to fig. 5, the front and back sides of the u-shaped plate frame 442 are both fixed with positioning sliding blocks, the front and back sides of the lower wheel warehouse 411 are both provided with positioning sliding grooves, the positioning sliding blocks are movably sleeved in the positioning sliding grooves, and the stability of the moving wheel assembly 44 during moving can be improved through the cooperation of the positioning sliding blocks and the positioning sliding grooves, so that the sliding condition of the moving wheel assembly is avoided.
Referring to fig. 5, the fixed wheel 43 and the side wall of the main wheel body 441 are all wrapped with a silicone sleeve, so that the friction coefficient with the main guide wire 2 can be increased through the silicone sleeve, the traction effect on the main guide wire 2 can be achieved more easily, and meanwhile, damage to the main guide wire 2 can be avoided through the softness of the silicone material.
Referring to fig. 6, the rotation control mechanism 46 includes a driven gear 461, a first driving gear 462, and a second driving gear 463, wherein the driven gear 461, the first driving gear 462, and the second driving gear 463 are movably sleeved in the control cabin 412, one side of the driven gear 461 is meshed with the second driving gear 463, the other side of the driven gear 461 is meshed with the first driving gear 462, the diameter of the second driving gear 463 is smaller than that of the driven gear 461, the first driving gear 462 is larger than that of the driven gear 461, the driven gear 461 is meshed with the driving gear 48, the driven gear 461 can be rotated according to the meshing relationship by controlling the rotation of the second driving gear 463 or the first driving gear 462, and the rotation effect of the driving gear 48 is controlled according to the meshing relationship of the driven gear 461 and the driving gear 48, and the rapid rotation of the driving gear 48 can be controlled by controlling the rotation of the first driving gear 462 to be larger than that of the driven gear 462, so as to achieve the rapid traction of the main body guiding wire 2, and the reverse rotation speed of the driving gear 48 is slow, so as to achieve the accurate traction of the main body guiding wire 2.
Referring to fig. 6, the second handle 464 is fixedly connected to the positive end of the second driving gear 463, the first handle 465 is fixedly connected to the positive end of the first driving gear 462, the second handle 464 and the first handle 465 are located outside the housing 41, and the second driving gear 463 and the first driving gear 462 are conveniently controlled to rotate by the second handle 464 and the first handle 465.
The working principle of the utility model is as follows: the primary main body guide wire 2 is stored in the storage tube 1, one end of the storage tube 1 is in butt joint with the guide assembly 4 during interventional therapy of coronary heart disease, the main body guide wire 2 in the storage tube 1 is pushed by the push assembly 3, the main body guide wire 2 is moved into the guide assembly 4, at the moment, the main body guide wire 2 enters the inner cylinder 42 and directly passes through the fixed wheel 43 and the moving wheel assembly 44, the height of the moving wheel assembly 44 is adjusted by the height adjusting mechanism 45, the fixed wheel 43 and the moving wheel assembly 44 clamp the main body guide wire 2, at the moment, the transmission gear 48 is controlled to rotate by the rotation control mechanism 46, the rotating shaft 47 is driven to rotate by the transmission gear 48, the fixed wheel 43 is driven to rotate by the rotating shaft 47, and at the moment, the main body guide wire 2 can be mechanically guided under the cooperation of the fixed wheel 43 and the moving wheel assembly 44, so that the manual guide mode is replaced.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. The present utility model is not limited to the above-described embodiments, and the above-described embodiments and descriptions merely illustrate the principles of the utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a coronary heart disease is intervene treatment and is used seal wire, includes storage tube (1), main part seal wire (2) have been cup jointed to the inside of storage tube (1), its characterized in that: one end of the storage tube (1) is in butt joint with a guide component (4), the other end of the storage tube (1) is fixedly provided with a pusher component (3), and the main body guide wire (2) extends into the guide component (4) from one end of the storage tube (1);
the guide assembly (4) comprises a shell (41), a middle cavity (49) is arranged in the shell (41), an inner cylinder (42) is fixedly connected to the inner wall of the middle cavity (49), an upper wheel bin (410) is arranged in the shell (41), a fixed wheel (43) is movably sleeved in the upper wheel bin (410), an upper wheel groove is formed in the top of the inner cylinder (42), the bottom end of the fixed wheel (43) penetrates through the upper wheel groove, a lower wheel bin (411) is formed in the shell (41), a movable wheel assembly (44) is arranged in the lower wheel bin (411), a lower wheel groove is formed in the bottom of the inner cylinder (42), the top end of the movable wheel assembly (44) penetrates through the lower wheel groove, a threaded hole penetrating through the bottom is formed in the bottom of the lower wheel bin (411), a height adjusting mechanism (45) is sleeved with threads, a control bin (412) is arranged in the shell (41), the inner wall of the control bin (412) is movably sleeved with a shaft (47), a rotary control shaft (47) is rotatably connected with the inner wall of the control bin (47), a rotary control mechanism (46) penetrates through the side wall of the fixed wheel (44), the output end of the rotary control mechanism (46) is in butt joint with a transmission gear (48).
2. A guide wire for interventional therapy of coronary heart disease according to claim 1, wherein: the pusher assembly (3) comprises a fixed cylinder (31), the inner wall of the fixed cylinder (31) is fixedly connected with the side wall of the storage tube (1), a hole penetrating to the inside is formed in the top of the fixed cylinder (31), a core rod (32) is movably sleeved in the hole, a pushing disc (33) is fixedly connected with the bottom end of the core rod (32), and the pushing disc (33) is movably sleeved in the storage tube (1).
3. A guide wire for interventional therapy of coronary heart disease according to claim 1, wherein: the guide assembly (4) comprises a U-shaped plate frame (442), a main wheel body (441) is movably sleeved inside the U-shaped plate frame (442), a height adjusting mechanism (45) comprises a threaded column (451), the threaded column (451) is movably sleeved at the bottom of the U-shaped plate frame (442), the threaded column (451) is movably sleeved with a square column (452) at the bottom of a lower wheel bin (411) in a threaded manner, a sealing cylinder (453) is arranged at the bottom of the threaded column (451), the sealing cylinder (453) is fixedly connected at the bottom of a shell (41), a second hole is formed in the bottom of the sealing cylinder (453), a knob (454) is movably sleeved in the second hole, and the top of the knob (454) is positioned in the sealing cylinder (453) and fixedly connected with the bottom of the square column (452).
4. A guide wire for interventional therapy of coronary heart disease according to claim 3, wherein: the bottom of the knob (454) is fixedly connected with a rotary handle (455), and the rotary handle (455) is positioned at the bottom of the closed cylinder (453).
5. A guide wire for interventional therapy of coronary heart disease according to claim 3, wherein: the front and back of the U-shaped plate frame (442) are respectively fixed with a positioning sliding block, the front and back of the lower wheel bin (411) are respectively provided with a positioning sliding groove, and the positioning sliding blocks are movably sleeved in the positioning sliding grooves.
6. A guide wire for interventional therapy of coronary heart disease according to any one of claims 1-3, characterized in that: the side walls of the fixed wheel (43) and the main wheel body (441) are wrapped with silica gel sleeves.
7. A guide wire for interventional therapy of coronary heart disease according to claim 1, wherein: the rotary control mechanism (46) comprises a driven gear (461), a first driving gear (462) and a second driving gear (463), wherein the driven gear (461), the first driving gear (462) and the second driving gear (463) are movably sleeved in the control cabin (412), one side of the driven gear (461) is meshed with the second driving gear (463), the other side of the driven gear (461) is meshed with the first driving gear (462), the diameter of the second driving gear (463) is smaller than that of the driven gear (461), the diameter of the first driving gear (462) is larger than that of the driven gear (461), and the driven gear (461) is meshed with the transmission gear (48).
8. The guide wire for interventional therapy of coronary heart disease according to claim 7, wherein: the positive end of the second driving gear (463) is fixedly connected with a second handle (464), the positive end of the first driving gear (462) is fixedly connected with a first handle (465), and the second handle (464) and the first handle (465) are located outside the shell (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321775777.6U CN220344924U (en) | 2023-07-07 | 2023-07-07 | Guide wire for interventional therapy of coronary heart disease |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321775777.6U CN220344924U (en) | 2023-07-07 | 2023-07-07 | Guide wire for interventional therapy of coronary heart disease |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220344924U true CN220344924U (en) | 2024-01-16 |
Family
ID=89483218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321775777.6U Active CN220344924U (en) | 2023-07-07 | 2023-07-07 | Guide wire for interventional therapy of coronary heart disease |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220344924U (en) |
-
2023
- 2023-07-07 CN CN202321775777.6U patent/CN220344924U/en active Active
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