CN113926055B - Coronary heart disease interventional therapy guide wire traction device - Google Patents
Coronary heart disease interventional therapy guide wire traction device Download PDFInfo
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- CN113926055B CN113926055B CN202111257747.1A CN202111257747A CN113926055B CN 113926055 B CN113926055 B CN 113926055B CN 202111257747 A CN202111257747 A CN 202111257747A CN 113926055 B CN113926055 B CN 113926055B
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- pipe
- shell
- guide wire
- inner frame
- tube
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M25/09041—Mechanisms for insertion of guide wires
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Abstract
The application discloses a coronary heart disease interventional therapy guide wire traction device, which comprises a shell, wherein the shell is detachably connected with a catheter, a bidirectional traction part is arranged in the shell, a guide wire is led into the catheter after passing through the bidirectional traction part, and the guide wire is rotationally fed into the catheter by utilizing the bidirectional traction part.
Description
Technical Field
The application relates to the technical field of medical appliances, in particular to a guide wire traction device for coronary heart disease interventional therapy.
Background
Coronary atherosclerotic heart disease is heart disease caused by stenosis or blockage of a blood vessel cavity due to coronary artery angiogenesis and atherosclerosis, and myocardial ischemia, hypoxia or necrosis, is often called "coronary heart disease", and is often clinically classified into stable coronary heart disease and acute coronary syndrome.
Treatment of coronary heart disease includes: (1) lifestyle modification: smoking stopping and alcohol limiting, low-fat and low-salt diet, proper physical exercise, weight control and the like; (2) drug treatment: antithrombotic (antiplatelet, anticoagulant), reducing myocardial oxygen consumption (beta blocker), alleviating angina (nitrate), lipid-regulating and stabilizing plaque (statin lipid-regulating agent); (3) blood transport reconstruction treatment: including interventional procedures (endovascular balloon angioplasty and stent implantation) and surgical coronary bypass grafting.
In the clinical interventional therapy process of coronary heart disease, a guide wire is often required to guide and support the catheter, so that the catheter is helped to enter blood vessels and other lacunas, and the catheter is guided to smoothly reach a lesion, so that the percutaneous puncture cannula is one of important percutaneous puncture cannula tools in the interventional therapy operation process.
At present, in the clinical intervention treatment process of coronary heart disease, the operation of a guide wire is required to be carried by two hands slowly, the situation that the guide wire passes through a narrow part under the condition of no resistance is confirmed, the tactile feedback is kept, especially, the head end is required to be rotated back and forth, so that the probability of the guide wire entering a small side branch can be reduced, however, in the actual clinical use process, the guide wire is required to be carried while rotating, so that the movement and the rotating action quantity of the guide wire are difficult to control, one hand is usually used for holding a catheter while the other hand is used for driving the guide wire to move and rotate at the same time, thus, the lateral displacement of the hand is easy to generate deviation when the hand rotates the guide wire, namely, the single guide wire is carried too much or too little, the intervention efficiency of the guide wire is not said, but too much guide wire is very easy to cause excessive intervention, the potential safety hazard exists, the guide wire is inconvenient to carry out in the whole description process, the hand is large in burden, the operation quality is influenced, and the operation quality is easy to be influenced, so that the guide wire traction device for the intervention treatment of coronary heart disease is proposed.
Disclosure of Invention
The application aims to provide a guide wire traction device for coronary heart disease interventional therapy, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present application provides the following technical solutions: the guide wire traction device for coronary heart disease interventional therapy comprises a shell, wherein the shell is detachably connected with a catheter, a bidirectional traction component is arranged in the shell, a guide wire passes through the bidirectional traction component and then is led into the catheter, and the guide wire is rotationally fed into the catheter by the bidirectional traction component;
the shell is provided with a driving shaft extending to the inside, the driving shaft is connected with the bidirectional traction component, the driving shaft is provided with a driving knob, and when the shell is held by hand, the driving knob can be shifted by the thumb to drive the bidirectional traction component to convey the guide wire;
the novel driving knob is characterized by further comprising a standby driving piece which is arranged at one end of the shell, far away from the installation position of the guide wire, of the shell, the standby driving piece is also connected with the bidirectional traction component, and when the driving knob cannot be stirred comfortably, the driving knob can be driven to work comfortably by the aid of the other hand and the standby driving piece.
Preferably, the bidirectional traction component comprises an inner frame rotatably installed in the shell, two first rotating shafts parallel to and perpendicular to the extending direction of the shell are arranged in the inner frame, outer rollers are arranged on the outer sides of the first rotating shafts, through holes are formed in the two sides of the inner frame, and when a guide wire passes through the shell, the guide wire passes through the two through holes at the same time, passes through the space between the two outer rollers and is in close contact with the two outer rollers;
the driving shaft is of a worm structure meshed with the first worm wheel so as to drive the inner frame to rotate when the driving knob is shifted;
the inner frame is characterized by further comprising a transmission part arranged on the outer side of the inner frame, wherein the transmission part is used for connecting the shell and the first rotating shaft so as to drive the first rotating shaft to synchronously and reversely rotate when the inner frame rotates.
Preferably, the transmission part comprises two worm gears respectively arranged on the first rotating shafts, a transmission worm is arranged between the two worm gears, the transmission worm is arranged on the outer side of the inner frame through a bearing seat, and two sides of the transmission worm are meshed with the two worm gears at the same time so as to drive the first rotating shafts to synchronously and reversely rotate when the transmission worm rotates;
the inner frame is provided with a first gear, a second gear and a third gear, wherein the first gear is arranged at the end part of the transmission worm, a continuous annular tooth slot is formed in the inner side of the shell, and the first gear is meshed with the annular tooth slot so as to drive the first gear to rotate in the annular tooth slot and drive the transmission worm to rotate when the inner frame rotates.
Preferably, inclined bevel guide rails are arranged on the inner wall of one side of the inner frame, which is close to the guide pipe.
Preferably, a through pipe is connected to one side of the inner frame far away from the guide pipe, the through pipe is communicated with the through hole, the worm wheel I is arranged at the outer side of the through pipe, a bearing plate is rotatably arranged at the outer side of the through pipe by utilizing a bearing, and the bearing plate is fixed in the shell and is used for rotatably mounting the inner frame in the shell;
and an ingress pipe is arranged on one side of the inner frame far away from the straight-through pipe, the ingress pipe is communicated with a through hole on the other side of the inner frame and is coaxial with the straight-through pipe, and a conduit port is inserted when the shell is in butt joint with the conduit and is used for assisting a guide wire to pass through the shell and accurately insert the conduit.
Preferably, an auxiliary tube is screwed into the straight tube, one end of the auxiliary tube extends to the outside of the straight tube, and the other end of the auxiliary tube passes between the two outer rollers and penetrates into the introduction tube.
Preferably, the auxiliary tube comprises a screw tube with external threads, the screw tube is arranged in the straight-through tube in a threaded manner, one end of the screw tube extends to the outer side of the straight-through tube, and an auxiliary knob is arranged at the outer side of one end of the screw tube, which is positioned outside the straight-through tube;
the other end of the screw tube is positioned in the inner frame, an insertion tube with the outer diameter smaller than that of the screw tube is connected at the position, the insertion tube is communicated with the screw tube, and the outer surface of the insertion tube is smooth.
Preferably, the standby driving piece comprises a holding rod positioned at the tail part of the shell, the holding rod is rotatably arranged at the outer side of the straight-through pipe, and a butt joint part used for limiting the free rotation of the holding rod is arranged between the holding rod and the shell;
the novel straight-through pipe comprises a worm wheel, a straight-through pipe, a holding rod, a first ratchet mechanism, a second ratchet mechanism and a first ratchet mechanism and is arranged on the outer side of the straight-through pipe.
Preferably, the abutting part comprises a threaded collar with internal threads, external threads are arranged on the outer side of the end, opposite to the shell, of the holding rod, and the holding rod and the shell are integrally abutted by the threaded collar through the external threads;
and the length of the outer threads on the holding rod is larger than the width of the threaded lantern ring, so that the threaded lantern ring can be completely screwed on the holding rod.
Compared with the prior art, the application has the beneficial effects that:
compared with the prior art, the application is different from the prior art, in the clinical intervention treatment operation process of the coronary heart disease, particularly in the intervention process of the guide wire, the guide wire can be conveyed only by stirring the driving knob through the designed bidirectional traction component, and can be rotated while conveying, so that the synchronous rotary conveying intervention of the guide wire is realized, the whole guide wire intervention process is gentle, the hand burden is small, and the guide wire intervention in the temporary intervention treatment process of the coronary heart disease is effectively facilitated.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present application;
FIG. 2 is a schematic view of the structure of FIG. 1 in another orientation in accordance with the present application;
FIG. 3 is a schematic view of a partial cross-section of a housing according to the present application;
FIG. 4 is a schematic view of the partially exploded construction of FIG. 1 according to the present application;
FIG. 5 is a schematic view of the partial cross-section of FIG. 4 in accordance with the present application;
FIG. 6 is a schematic view of the partial cross-section of FIG. 5 in accordance with the present application;
FIG. 7 is a schematic view of the annular tooth slot structure of the present application;
FIG. 8 is a schematic view of a bi-directional traction member of the present application;
fig. 9 is a schematic view of the bottom plan view of fig. 8 according to the present application.
In the figure: 1. a housing; 11. a drive shaft; 12. driving a knob; 2. a bi-directional traction member; 21. an inner frame; 211. a straight pipe; 212. a carrying plate; 213. an ingress pipe; 22. a first rotating shaft; 23. an outer roller; 24. a through hole; 25. a first worm wheel; 26. a transmission member; 261. a second worm wheel; 262. a drive worm; 263. a first gear; 264. annular tooth slots; 27. a hypotenuse guide rail; 3. a standby driving member; 31. a grip lever; 32. a docking member; 321. a threaded collar; 322. an outer thread; 33. a ratchet mechanism I; 34. a ratchet mechanism II; 4. an auxiliary tube; 41. a solenoid; 42. an auxiliary knob; 43. the tube is inserted.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Referring to fig. 1-9, the present application provides a technical solution: a coronary heart disease interventional therapy guide wire traction device comprises a shell 1, wherein a bidirectional traction component 2 is arranged in the shell 1, a guide wire passes through the bidirectional traction component 2 and then is led into a catheter, and the guide wire is rotationally sent into the catheter by the bidirectional traction component 2;
a driving shaft 11 extending to the inside is arranged on the shell 1, the driving shaft 11 is connected with the bidirectional traction component 2, a driving knob 12 is arranged on the driving shaft 11, and when the shell 1 is held by a hand, the driving knob 12 can be shifted by a thumb to drive the bidirectional traction component 2 to convey a guide wire;
in the actual clinical intervention operation process, the shell 1 is detachably connected with the catheter, the guide wire penetrates through the shell 1 and penetrates into the catheter, at the moment, the shell 1 can be held by one hand (simultaneously, the catheter is held equally, the one-hand positioning of the catheter and the guide wire is realized), the driving knob 12 is directly stirred by the thumb of the holding hand, the driving shaft 11 can be driven to rotate, then the driving shaft 11 can be utilized, the bidirectional traction component 2 can be directly driven by one hand to act, and the guide wire is rotated and conveyed while the guide wire is moved by utilizing the action of the bidirectional traction component 2, so that the clinical intervention operation is convenient;
the device also comprises a standby driving piece 3 arranged at one end of the shell 1 far away from the installation position of the guide wire, and the standby driving piece 3 is also connected with the bidirectional traction component 2;
it should be noted that, during the clinical continuous interventional operation, the thumb of the hand is continuously used to drive the bidirectional traction component 2 to work, which is very easy to cause hand fatigue, at this time, when the driving knob 12 cannot be comfortably toggled, the hand holding the housing 1 can be used to keep the housing 1 and the catheter positioned, and then the other idle hand is used to use the standby driving piece 3, so as to continuously and comfortably drive the bidirectional traction component 2 to work to rotationally intervene the guide wire.
As an example:
the bidirectional traction component 2 comprises an inner frame 21 rotatably installed in the shell 1, wherein the inner frame 21 is of a hollow rectangular frame structure with side openings, but the bidirectional traction component is not limited to the application, two rotating shafts I22 which are parallel and perpendicular to the extending direction of the shell 1 are arranged in the inner frame 21, outer rollers 23 are arranged on the outer sides of the two rotating shafts I22, through holes 24 are formed in the two sides of the inner frame 21, and when a guide wire passes through the shell 1, the guide wire passes through the two through holes 24 at the same time, passes through the space between the two outer rollers 23 and is in close contact with the two outer rollers 23;
further, the outer roller 23 can be made of silica gel material, and can be attached to the guide wire by the deformable characteristic of the outer roller, so that the guide wire can be more attached to the guide wire when the guide wire passes through the outer roller without damaging the guide wire;
the driving shaft 11 is of a worm structure meshed with the worm wheel 25, so that the inner frame 21 is driven to rotate when the driving knob 12 is shifted, and the driving shaft also has self-locking capability, so that the stability of the guide wire position is ensured when no external force acts;
the device also comprises a transmission part 26 arranged on the outer side of the inner frame 21, wherein the transmission part 26 is used for connecting the shell 1 and the two rotating shafts one 22 so as to drive the two rotating shafts one 22 to synchronously and reversely rotate when the inner frame 21 rotates, and further the device is used for guiding wire rotary conveying intervention.
As an example:
the transmission part 26 comprises two worm gears 261 which are respectively arranged on the first two rotating shafts 22, a transmission worm 262 is arranged between the two worm gears 261, the transmission worm 262 is arranged outside the inner frame 21 through a bearing seat, and two sides of the transmission worm 262 are meshed with the two worm gears 261 at the same time so as to drive the first two rotating shafts 22 to synchronously and reversely rotate when the transmission worm 262 rotates;
the driving device further comprises a first gear 263 arranged at the end part of the driving worm 262, a continuous annular tooth groove 264 is formed in the inner side of the shell 1, the first gear 263 is meshed with the annular tooth groove 264, and through the structural design, when the driving shaft 11 drives the inner frame 21 to rotate, the first gear 263 can rotate in the annular tooth groove 264 in a running way, and the driving worm 262 is driven to rotate, so that the synchronous rotation of the outer roller 23 is realized.
In the application, the guide wire is clamped between the two outer rollers 23, and when the outer rollers 23 rotate, the guide wire is driven to advance and convey, and meanwhile, the inner frame 21 rotates, and because the guide wire is clamped by the outer rollers 23 in the inner frame 21, the inner frame 21 also drives the guide wire to rotate at the same time, so that synchronous rotation type conveying intervention of the guide wire is realized.
Further, the inclined bevel edge guide rail 27 is arranged on the inner wall of one side of the inner frame 21, which is close to the guide pipe, and the design of the bevel edge guide rail 27 is utilized, so that when a guide wire passes through the shell 1, the guide wire can be guided in the inner frame 21, and the guide wire can conveniently and accurately pass through the through hole 24 on the inner frame 21, so that the guide wire is convenient to convey and intervene.
Further, a through pipe 211 is connected to one side of the inner frame 21 far away from the guide pipe, the through pipe 211 is communicated with the through hole 24, a worm wheel 25 is arranged outside the through pipe 211, a bearing plate 212 is rotatably arranged outside the through pipe 211 by utilizing a bearing, and the bearing plate 212 is fixed in the shell 1 for rotatably mounting the inner frame 21 in the shell 1;
and be provided with ingress pipe 213 in the inside casing 21 one side of keeping away from through-tube 211, ingress pipe 213 and the through-hole 24 intercommunication of inside casing 21 opposite side, and with through-tube 211 coaxial, and insert the pipe port when casing 1 and pipe butt joint, through above-mentioned design, make the seal wire when passing casing 1, can directly insert through-tube 211, and directly insert ingress pipe 213 after passing inside casing 21 through-hole 24, can make its seal wire convenient and efficient insert the pipe, for carrying to intervene the use.
Furthermore, the auxiliary tube 4 is installed in the straight tube 211 by screw thread, one end of the auxiliary tube 4 extends to the outside of the straight tube 211, the other end of the auxiliary tube 4 passes through between the two outer rollers 23 and goes deep into the ingress tube 213, the auxiliary tube 4 can be inserted between the two outer rollers 23 by screw displacement and goes deep into the ingress tube 213, so that when the guide wire passes through the shell 1, the guide wire can directly go deep into the guide tube by inserting the auxiliary tube 4, then the auxiliary tube 4 is rotated to screw displacement and separate from the outer rollers 23, the guide wire can be directly clamped by the outer rollers 23, the purpose of conveniently passing the guide wire between the two outer rollers 23 is realized by the design, the problem that the soft guide wire is difficult to squeeze the deformation of the silica gel outer rollers 23 and cannot be installed in a butt joint manner is avoided, and stable and convenient conveying and use of the guide wire are ensured.
As an example:
the auxiliary tube 4 comprises a screw tube 41 with external threads, the screw tube 41 is arranged in the straight-through tube 211 in a threaded manner, one end of the screw tube 41 extends to the outer side of the straight-through tube 211, an auxiliary knob 42 is arranged on the outer side of one end of the screw tube outside the straight-through tube 211, and the screw tube 41 can be stably and conveniently driven to spirally shift by directly rotating the auxiliary knob 42;
the other end of the spiral tube 41 is positioned in the inner frame 21, an insertion tube 43 with the outer diameter smaller than that of the spiral tube 41 is connected at the position, the insertion tube 43 is communicated with the spiral tube 41, the outer surface of the insertion tube 43 is smooth, and the auxiliary tube 4 is in threaded installation, so that the spiral displacement of the spiral tube 41 can be stably and spirally carried out without affecting the stable spiral displacement of the spiral tube 41, meanwhile, the outer roller 23 skin is not scraped, and stable use is ensured.
As an example:
the standby driving part 3 comprises a holding rod 31 positioned at the tail part of the shell 1, the holding rod 31 has a circular rod structure, but is not limited to, the holding rod 31 can be rotated by being held comfortably, the standby driving part is rotatably arranged at the outer side of the through pipe 211, and a butt joint part 32 for limiting the free rotation of the holding rod 31 is arranged between the standby driving part and the shell 1;
the device also comprises a first ratchet mechanism 33 and a second ratchet mechanism 34 which are arranged outside the straight-through pipe 211, wherein the first ratchet mechanism 33 is arranged between the first worm wheel 25 and the straight-through pipe 211, and the second ratchet mechanism 34 is arranged between the holding rod 31 and the straight-through pipe 211.
It should be noted that, for the first ratchet mechanism 33 and the second ratchet mechanism 34, when the driving shaft 11 drives the first worm wheel 25 to rotate clockwise (under the condition that the holding rod 31 faces the human eye), the straight-through pipe 211 is driven by the first ratchet mechanism 33 to rotate together, and when the straight-through pipe 211 rotates clockwise actively, the holding rod 31 is not driven to rotate synchronously and forcedly through the unidirectional rotation of the second ratchet mechanism 34, so that the normal conveying and use of the guide wire are ensured, and the holding rod 31 is not moved when the driving knob 12 is rotated, so that the use requirement is met;
when the butt joint part 32 is used to cancel the butt joint of the holding rod 31 and rotate the holding rod 31, the holding rod 31 actively rotates clockwise at this time, and the unidirectional rotation capability of the ratchet mechanism two 34 is used to drive the straight-through pipe 211 to rotate clockwise synchronously, it should be noted that when the straight-through pipe 211 rotates clockwise actively, the ratchet mechanism one 33 is not synchronous with the rotation of the worm wheel one 25, and the holding rod 31 is rotated to drive the knob 12 and the driving shaft 11 to be in a non-rotating state, so that the spare driving member 3 and the driving shaft 11 are not interfered with each other by the design, so as to be used for the comfortable and stable spiral conveying of the guide wire.
As an example:
the docking component 32 comprises a threaded collar 321 with internal threads, external threads 322 are arranged on the outer side of the end, opposite to the shell 1, of the holding rod 31, the threaded collar 321 is used for integrally docking the holding rod 31 with the shell 1 by the aid of the external threads 322, and further the detachable docking of the holding rod 31 with the shell 1 is ensured by the aid of the threaded collar 321, namely, when the threaded collar 321 is simultaneously arranged at the end parts of the shell 1 and the holding rod 31, the holding rod 31 is immovable;
and the length of the outer thread 322 on the holding rod 31 is greater than the width of the thread collar 321, so that the thread collar 321 can be completely screwed on the holding rod 31, and at this time, the thread collar 321 has no restriction on the shell 1 and the holding rod 31, so as to ensure any rotation driving use of the holding rod 31.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a coronary heart disease interventional therapy seal wire draw gear, includes casing (1), its characterized in that: the shell (1) is detachably connected with the catheter, a bidirectional traction component (2) is arranged in the shell (1), the guide wire passes through the bidirectional traction component (2) and then is led into the catheter, and the guide wire is rotationally fed into the catheter by utilizing the bidirectional traction component (2);
a driving shaft (11) extending to the inside is arranged on the shell (1), the driving shaft (11) is connected with the bidirectional traction component (2), a driving knob (12) is arranged on the driving shaft (11), and when the shell (1) is held by hand, the driving knob (12) can be shifted by thumb to drive the bidirectional traction component (2) to convey a guide wire;
the device also comprises a standby driving piece (3) arranged at one end of the shell (1) far away from the installation position of the guide wire, wherein the standby driving piece (3) is also connected with the bidirectional traction component (2), and when the driving knob (12) cannot be comfortably shifted, the bidirectional traction component (2) can be comfortably driven to work by the other hand by utilizing the standby driving piece (3);
the bidirectional traction component (2) comprises an inner frame (21) rotatably arranged in the shell (1), two rotating shafts (22) which are parallel to and perpendicular to the extending direction of the shell (1) are arranged in the inner frame (21), outer rollers (23) are arranged on the outer sides of the two rotating shafts (22), through holes (24) are formed in the two sides of the inner frame (21), and when a guide wire passes through the shell (1), the guide wire passes through the two through holes (24) at the same time, passes through the two outer rollers (23) and is in tight contact with the two outer rollers (23);
the driving shaft (11) is of a worm structure meshed with the first worm wheel (25) so as to drive the inner frame (21) to rotate when the driving knob (12) is shifted;
the device also comprises a transmission part (26) arranged on the outer side of the inner frame (21), wherein the transmission part (26) is used for connecting the shell (1) and the two first rotating shafts (22) so as to drive the two first rotating shafts (22) to synchronously and reversely rotate when the inner frame (21) rotates;
the transmission part (26) comprises two worm gears (261) which are respectively arranged on the two first rotating shafts (22), a transmission worm (262) is arranged between the two worm gears (261), the transmission worm (262) is arranged on the outer side of the inner frame (21) through a bearing seat, and two sides of the transmission worm are meshed with the two worm gears (261) at the same time so as to drive the two first rotating shafts (22) to synchronously and reversely rotate when the transmission worm (262) rotates;
the inner frame (21) is rotated, the first gear (263) is driven to rotate in the annular tooth groove (264), and the driving worm (262) is driven to rotate.
2. The coronary heart disease interventional therapy guide wire traction device according to claim 1, wherein: an inclined bevel edge guide rail (27) is arranged on the inner wall of one side of the inner frame (21) close to the guide pipe.
3. A coronary heart disease interventional therapy guidewire traction device as defined in claim 2, wherein: a through pipe (211) is connected to one side of the inner frame (21) far away from the guide pipe, the through pipe (211) is communicated with the through hole (24), the worm wheel I (25) is arranged on the outer side of the through pipe (211), a bearing plate (212) is rotatably arranged on the outer side of the through pipe (211) by using a bearing, and the bearing plate (212) is fixed in the shell (1) for rotatably mounting the inner frame (21) in the shell (1);
and an ingress pipe (213) is arranged on one side of the inner frame (21) far away from the through pipe (211), the ingress pipe (213) is communicated with a through hole (24) on the other side of the inner frame (21), is coaxial with the through pipe (211), and is inserted into a pipe port when the shell (1) is in butt joint with a pipe, and is used for assisting a guide wire to pass through the shell (1) and accurately insert the pipe.
4. A coronary heart disease interventional therapy guidewire traction device as defined in claim 3, wherein: an auxiliary pipe (4) is arranged in the straight-through pipe (211) in a threaded manner, one end of the auxiliary pipe (4) extends to the outer side of the straight-through pipe (211), and the other end of the auxiliary pipe passes through between the two outer rollers (23) and penetrates into the ingress pipe (213).
5. The coronary heart disease interventional therapy guide wire traction device according to claim 4, wherein: the auxiliary tube (4) comprises a screw tube (41) with external threads, the screw tube (41) is arranged in the straight tube (211) in a threaded manner, one end of the screw tube extends to the outer side of the straight tube (211), and an auxiliary knob (42) is arranged at the outer side of one end of the screw tube positioned outside the straight tube (211);
the other end of the spiral tube (41) is positioned in the inner frame (21), and an insertion tube (43) with the outer diameter smaller than that of the spiral tube (41) is connected at the position, and the insertion tube (43) is communicated with the spiral tube (41) and the outer surface of the insertion tube is smooth.
6. The coronary heart disease interventional therapy guide wire traction device according to claim 5, wherein: the standby driving piece (3) comprises a holding rod (31) positioned at the tail part of the shell (1), the holding rod (31) is rotatably arranged at the outer side of the through pipe (211), and a butt joint part (32) used for limiting the free rotation of the holding rod (31) is arranged between the holding rod and the shell (1);
the novel straight-through pipe comprises a first worm wheel (25) and a straight-through pipe (211), and is characterized by further comprising a first ratchet mechanism (33) and a second ratchet mechanism (34) which are arranged on the outer side of the straight-through pipe (211), wherein the first ratchet mechanism (33) is arranged between the first worm wheel (25) and the straight-through pipe (211), and the second ratchet mechanism (34) is arranged between the holding rod (31) and the straight-through pipe (211).
7. The coronary heart disease interventional therapy guide wire traction device according to claim 6, wherein: the butt joint part (32) comprises a threaded collar (321) with internal threads, external threads (322) are arranged on the outer side of the end, opposite to the shell (1), of the holding rod (31), and the threaded collar (321) integrally butts the holding rod (31) with the shell (1) by utilizing the external threads (322);
and the length of the outer thread (322) on the holding rod (31) is larger than the width of the thread collar (321), so that the thread collar (321) can be completely screwed on the holding rod (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111257747.1A CN113926055B (en) | 2021-10-27 | 2021-10-27 | Coronary heart disease interventional therapy guide wire traction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111257747.1A CN113926055B (en) | 2021-10-27 | 2021-10-27 | Coronary heart disease interventional therapy guide wire traction device |
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| Publication Number | Publication Date |
|---|---|
| CN113926055A CN113926055A (en) | 2022-01-14 |
| CN113926055B true CN113926055B (en) | 2023-09-08 |
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| CN202111257747.1A Active CN113926055B (en) | 2021-10-27 | 2021-10-27 | Coronary heart disease interventional therapy guide wire traction device |
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| CN116585067B (en) * | 2023-07-18 | 2023-11-07 | 江苏美凤力医疗科技有限公司 | Vascular sheath for preventing blood flow from blocking |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106943662A (en) * | 2017-04-28 | 2017-07-14 | 合肥美亚光电技术股份有限公司 | A kind of micro drives device for being used to intervene operation |
| KR20170115822A (en) * | 2016-04-08 | 2017-10-18 | 태하메카트로닉스 (주) | Manipulator for catheter |
| CN112891712A (en) * | 2021-01-13 | 2021-06-04 | 桂林医学院附属医院 | Coronary heart disease interventional therapy guide wire tractor |
| JP2021101891A (en) * | 2019-12-25 | 2021-07-15 | 朝日インテック株式会社 | Wire delivery device and chemical dosing device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103157170B (en) * | 2013-02-25 | 2014-12-03 | 中国科学院自动化研究所 | Blood vessel interventional operation conduit or guide wire control device based on two-point clamping |
| CN103083784B (en) * | 2013-02-25 | 2014-09-17 | 中国科学院自动化研究所 | Catheter or guide wire operating device for vessel interventional operation |
| US10561440B2 (en) * | 2015-09-03 | 2020-02-18 | Vesatek, Llc | Systems and methods for manipulating medical devices |
| US11241559B2 (en) * | 2016-08-29 | 2022-02-08 | Auris Health, Inc. | Active drive for guidewire manipulation |
| CN110652357B (en) * | 2019-09-19 | 2020-06-12 | 中国科学院自动化研究所 | Double-guide-wire or balloon vascular interventional instrument control device |
-
2021
- 2021-10-27 CN CN202111257747.1A patent/CN113926055B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20170115822A (en) * | 2016-04-08 | 2017-10-18 | 태하메카트로닉스 (주) | Manipulator for catheter |
| CN106943662A (en) * | 2017-04-28 | 2017-07-14 | 合肥美亚光电技术股份有限公司 | A kind of micro drives device for being used to intervene operation |
| JP2021101891A (en) * | 2019-12-25 | 2021-07-15 | 朝日インテック株式会社 | Wire delivery device and chemical dosing device |
| CN112891712A (en) * | 2021-01-13 | 2021-06-04 | 桂林医学院附属医院 | Coronary heart disease interventional therapy guide wire tractor |
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