CN215231444U - Novel blood vessel intervention guide wire conveying mechanism - Google Patents
Novel blood vessel intervention guide wire conveying mechanism Download PDFInfo
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- CN215231444U CN215231444U CN202121427919.0U CN202121427919U CN215231444U CN 215231444 U CN215231444 U CN 215231444U CN 202121427919 U CN202121427919 U CN 202121427919U CN 215231444 U CN215231444 U CN 215231444U
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Abstract
The utility model relates to a novel blood vessel intervention guide wire conveying mechanism, which comprises a base, a guide wire conduit roller I and a guide wire conduit roller II, wherein a guide wire conduit is arranged between the guide wire conduit roller I and the guide wire conduit roller II, a guide wire conduit rotating motor I drives a screw rod I to rotate and drives a screw rod nut I to do linear motion, the guide wire conduit rotating motor II drives a screw rod II to rotate and drives the screw rod nut II to do linear motion, and the screw rod nut I and the screw rod nut II respectively drive the guide wire conduit roller I and the guide wire conduit roller II to do linear motion, so as to drive the guide wire conduit to do rotary motion; the linear wire feeding motor I drives the wire guide pipe roller I to rotate through the driving gear I and the driven gear I, and the linear wire feeding motor II drives the wire guide pipe roller II to rotate through the driving gear II and the driven gear II so as to drive the wire guide pipe to do linear motion; the utility model discloses under two sets of lead screw drive mechanism collaborative work, realize simultaneously the rotary motion and the linear motion of seal wire (pipe).
Description
[ technical field ]
The utility model belongs to the technical field of the medical instrument technique and specifically relates to a novel seal wire conveying mechanism is intervene to blood vessel.
[ background art ]
In the prior art, in a conveying device mechanism of a blood vessel intervention guide wire, advancing and retreating and screwing movement are realized separately, so that a user cannot realize combined action of simultaneous advancing and screwing movement if the user needs to realize the combined action. However, clinicians often need to perform the function of both advancing and rotating motions simultaneously while delivering a guidewire or catheter. Therefore, it would be of great significance to provide a mechanism that can simultaneously achieve advancement and rotational mounting of the guide wire.
[ contents of utility model ]
The utility model aims at solving foretell not enough and providing a novel blood vessel intervention seal wire conveying mechanism for blood vessel intervention seal wire conveying mechanism realizes the rotary motion and the linear motion of seal wire (pipe) simultaneously under two sets of screw drive mechanism collaborative work, has satisfied clinical application.
The novel blood vessel intervention guide wire conveying mechanism comprises a base 1, a first screw rod transmission mechanism and a second screw rod transmission mechanism, wherein the first screw rod transmission mechanism comprises a guide wire guide pipe rotating motor I3, a screw rod I6, a guide wire guide pipe roller I9, a driven gear I10, a driving gear I14 and a linear wire feeding motor I15, and the second screw rod transmission mechanism comprises a guide wire guide pipe rotating motor II 12, a screw rod II 21, a guide wire guide pipe roller II 18, a driven gear II 20, a driving gear II 19 and a linear wire feeding motor II 17; the guide wire catheter rotating motor I3 and the guide wire catheter rotating motor II 12 are oppositely arranged and are respectively installed on the base 1, the guide wire catheter roller I9 and the guide wire catheter roller II 18 are arranged up and down, a guide wire catheter 16 is arranged between the guide wire catheter roller I9 and the guide wire catheter roller II 18 in a penetrating mode, and the guide wire catheter 16 is respectively contacted with the guide wire catheter roller I9 and the guide wire catheter roller II 18; the output end of the guide wire duct rotating motor I3 is connected with and drives a screw rod I6 to rotate so as to drive a screw rod nut I to do linear motion, the output end of the guide wire duct rotating motor II 12 is connected with and drives a screw rod II 21 to rotate so as to drive a screw rod nut II to do linear motion, the screw rod nut I and the screw rod nut II are respectively connected with and drive a guide wire duct roller I9 and a guide wire duct roller II 18 to do linear motion, and the guide wire duct roller I9 and the guide wire duct roller II 18 drive a guide wire duct 16 to do rotary motion; the output end of the linear wire feeding motor I15 is connected with and drives a driving gear I14 to rotate, the driving gear I14 is meshed with a driven gear I10, the driven gear I10 is fixed on a wire guide duct roller I9, the output end of the linear wire feeding motor II 17 is connected with and drives a driving gear II 19 to rotate, the driving gear II 19 is meshed with a driven gear II 20, the driven gear II 20 is fixed on a wire guide duct roller II 18, the wire guide duct roller I9 and the wire guide duct roller II 18 are driven by the driven gear I10 and the driven gear II 20 to rotate respectively, and the wire guide duct 16 is driven to do linear motion by friction force.
Further, the guide wire guide tube rotating motor I3 is connected with a lead screw I6 through a coupler 4, the lead screw I6 is a sliding lead screw or a rolling lead screw, a lead screw nut I makes reciprocating linear motion along the length direction of the lead screw I6 under the constraint of a guide rod 7, one end of the guide rod 7 is connected to a lead screw mounting frame II 11, and the other end of the guide rod 7 is connected to a guide rod support 26.
Further, bearing I23 and bearing II 24 are installed respectively to screw-nut I both ends, the outer lane of bearing I23 and bearing II 24 is seal wire pipe cylinder I9, be fixed with screw-nut connecting block 8 on the screw-nut I, 8 pot heads of screw-nut connecting block are on guide arm 7, the 8 other ends of screw-nut connecting block are fixed on the straight line send a motor installing support 27, the straight line is sent and is installed the straight line on the wire motor installing support 27 and send a motor I15, screw-nut I drives seal wire pipe rotating electrical machines I3 and makes linear motion.
Further, lead screw I6, lead screw II 21 are installed respectively on lead screw mounting bracket I5, lead screw mounting bracket II 11, guide wire pipe rotating electrical machines I3, guide wire pipe rotating electrical machines II 12 are installed respectively on motor support I2, motor support II 13, lead screw mounting bracket I5, lead screw mounting bracket II 11, motor support I2, motor support II 13 all install on base 1.
Compared with the prior art, the utility model, a novel conveying mechanism that can realize that blood vessel intervenes seal wire or pipe advancing motion and adorn the motion simultaneously soon is gone on is provided, this conveying mechanism makes the rotary motion that relative reverse linear motion realized seal wire (pipe) through seal wire (pipe) cylinder I and seal wire (pipe) cylinder II, and send a motor I and the straight line to send a motor II to drive the linear motion who realizes seal wire (pipe) through the straight line, make blood vessel intervene seal wire conveying mechanism under two sets of screw drive mechanism collaborative work, realize the rotary motion and the linear motion of seal wire (pipe) simultaneously, clinical application has been satisfied, the problem that prior art can't realize with the rotary motion simultaneously advancing at the conveyor mechanism that blood vessel intervenes the seal wire has been avoided.
[ description of the drawings ]
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic view of the rotation of the guide wire (catheter) according to the present invention;
fig. 3 is a partial schematic view of the rotary motion of the guide wire (catheter) of the present invention;
fig. 4 is a schematic view of the linear motion of the guide wire (catheter) of the present invention;
FIG. 5 is a cross-sectional view of the screw drive mechanism of the present invention;
in the figure: 1. the wire guide pipe rotary motor comprises a base 2, a motor support I3, a wire guide pipe rotary motor I4, a coupler 5, a wire guide mounting rack I6, a wire guide I7, a guide rod 8, a wire guide nut connecting block 9, a wire guide pipe roller I10, a driven gear I11, a wire guide mounting rack II 12, a wire guide pipe rotary motor II 13, a motor support II 14, a driving gear I15, a linear wire feeding motor I16, a wire guide pipe 17, a linear wire feeding motor II 18, a wire guide pipe roller II 19, a driving gear II 20, a driven gear II 21, a wire guide II 22, a coupler II 23, a bearing I24, a bearing II 25, a wire guide nut I26, a guide rod support 27, a linear wire feeding motor mounting support 28 and a driven gear fixing plate.
[ detailed description of the invention ]
The invention is further described below with reference to the accompanying drawings:
the utility model provides a novel conveying mechanism capable of realizing the simultaneous proceeding of advancing motion and screwing motion of blood vessel intervention guide wires or catheters, which comprises a base 1, a first screw rod transmission mechanism and a second screw rod transmission mechanism, wherein the first screw rod transmission mechanism comprises a guide wire guide tube rotating motor I3, a screw rod I6, a guide wire guide tube roller I9, a driven gear I10, a driving gear I14 and a linear wire feeding motor I15, and the second screw rod transmission mechanism comprises a guide wire guide tube rotating motor II 12, a screw rod II 21, a guide wire guide tube roller II 18, a driven gear II 20, a driving gear II 19 and a linear wire feeding motor II 17; the guide wire catheter rotating motor I3 and the guide wire catheter rotating motor II 12 are oppositely arranged and are respectively installed on the base 1, the guide wire catheter roller I9 and the guide wire catheter roller II 18 are arranged up and down, a guide wire catheter 16 is arranged between the guide wire catheter roller I9 and the guide wire catheter roller II 18 in a penetrating mode, and the guide wire catheter 16 is respectively contacted with the guide wire catheter roller I9 and the guide wire catheter roller II 18; the output end of the guide wire catheter rotating motor I3 is connected with and drives the screw rod I6 to rotate so as to drive the screw rod nut I to do linear motion, the output end of the guide wire catheter rotating motor II 12 is connected with and drives the screw rod II 21 to rotate so as to drive the screw rod nut II to do linear motion, the screw rod nut I and the screw rod nut II are respectively connected with and drive the guide wire catheter roller I9 and the guide wire catheter roller II 18 to do linear motion, and the guide wire catheter roller I9 and the guide wire catheter roller II 18 drive the guide wire catheter 16 to do rotary motion; the output end of a linear wire feeding motor I15 is connected with and drives a driving gear I14 to rotate, a driving gear I14 is meshed with a driven gear I10, the driven gear I10 is fixed on a wire guide duct roller I9, the output end of a linear wire feeding motor II 17 is connected with and drives a driving gear II 19 to rotate, the driving gear II 19 is meshed with a driven gear II 20, the driven gear II 20 is fixed on a wire guide duct roller II 18, the wire guide duct roller I9 and the wire guide duct roller II 18 are driven by the driven gear I10 and the driven gear II 20 to rotate respectively, and the wire guide duct 16 is driven to do linear motion by friction force.
The guide wire guide tube rotating motor I3 is connected with a lead screw I6 through a coupler 4, the lead screw I6 is a sliding lead screw or a rolling lead screw, a lead screw nut I makes reciprocating linear motion along the length direction of the lead screw I6 under the constraint of a guide rod 7, one end of the guide rod 7 is connected to a lead screw mounting frame II 11, and the other end of the guide rod 7 is connected to a guide rod bracket 26; the two ends of the screw nut I are respectively provided with a first bearing 23 and a second bearing 24, the outer rings of the first bearing 23 and the second bearing 24 are a guide wire guide pipe roller I9, a screw nut connecting block 8 is fixed on the screw nut I, one end of the screw nut connecting block 8 is sleeved on the guide rod 7, the other end of the screw nut connecting block 8 is fixed on the linear wire feeding motor mounting bracket 27, a linear wire feeding motor I15 is mounted on the linear wire feeding motor mounting bracket 27, and the screw nut I drives a guide wire guide pipe rotating motor I3 to do linear motion. Lead screw I6, lead screw II 21 are installed respectively on lead screw mounting bracket I5, lead screw mounting bracket II 11, and guide wire pipe rotating electrical machines I3, guide wire pipe rotating electrical machines II 12 are installed respectively on motor support I2, motor support II 13, and lead screw mounting bracket I5, lead screw mounting bracket II 11, motor support I2, motor support II 13 all install on base 1.
As shown in the attached figure 1, the mechanism of the utility model mainly comprises a base 1 and two screw rod transmission mechanisms. The first set of screw rod transmission mainly comprises a guide wire guide tube rotating motor I3, a screw rod I6, a guide wire guide tube roller I9, a driven gear I10, a driving gear I14 and a linear wire feeding motor I15; the second set of screw rod transmission mainly comprises a guide wire guide pipe rotating motor II 12, a screw rod II 21, a guide wire guide pipe roller II 18, a driven gear II 20, a driving gear II 19 and a linear wire feeding motor II 17.
As shown in fig. 2, which is a schematic diagram of the guide wire rotation movement, the guide wire (catheter) rotation movement is realized by the relative reverse linear movement of the guide wire (catheter) roller I and the guide wire (catheter) roller ii. The linear motion of the guide wire (catheter) roller I drives the screw rod to rotate through the guide wire (catheter) rotating motor II so as to drive the screw rod nut to realize the linear motion; the linear motion of the guide wire (catheter) roller II is similar to the linear motion of the roller I, and the linear motion is realized by driving a screw rod to rotate by a guide wire (catheter) rotating motor I. During the action of the rotating motor I and the rotating motor II, the driving gear I, the driven gear I, the driving gear II and the driven gear II can lock the angles, and at the moment, the wire feeding mechanism only performs the rotating motion of a guide wire (a guide pipe); when the rotating motor I and the rotating motor II act, the driving gear I, the driven gear I, the driving gear II and the driven gear II also rotate, and the wire feeding mechanism can simultaneously execute the rotation and the linear motion of the guide wire (guide pipe).
As shown in fig. 3, a detail view of the rotation movement of the guide wire (catheter) is shown, wherein V1 is the linear movement speed of the guide wire (catheter) roller I; v2 is the linear movement speed of the guide wire (catheter) roller II; w is the guidewire (catheter) rotation speed. The guide wire (catheter) is respectively contacted with the guide wire (catheter) roller I and the guide wire (catheter) roller II; the guide wire (catheter) roller I and the guide wire (catheter) roller ii are sufficiently close in construction.
The guide wire (catheter) roller I and the guide wire (catheter) roller II perform linear motions V1 and V2 in opposite directions as shown in figure 3, so that the guide wire (catheter) is driven to perform clockwise rotation motion W;
when V1 and V2 in FIG. 3 are reversed, respectively, the guide wire (catheter) is driven to rotate counterclockwise;
when the directions of V1 and V2 are both leftward in FIG. 3 and the speeds are the same, the guide wire (catheter) is driven to perform leftward translational motion;
when the directions of V1 and V2 are both right in FIG. 3 and the speeds are the same, the guide wire (catheter) is driven to perform right translation movement;
when the directions of V1 and V2 are both leftward in FIG. 3, and V1 is larger than V2, the guide wire (catheter) is driven to make counterclockwise rotation movement, and at the same time, the guide wire is translated leftward;
when the directions of V1 and V2 are both leftward in FIG. 3, and V1 is smaller than V2, the guide wire (catheter) is driven to rotate clockwise and translate leftward simultaneously;
when the directions of V1 and V2 are both rightward in FIG. 3, and V1 is larger than V2, the guide wire (catheter) is driven to make clockwise rotation movement, and at the same time, the guide wire is translated rightward;
when both V1 and V2 are oriented to the right in FIG. 3, and V1 is smaller than V2, the guide wire (catheter) is driven to make a counterclockwise rotational movement and simultaneously translate to the right.
As shown in fig. 4, which is a schematic view of linear motion of a guide wire (catheter), the linear motion of the guide wire (catheter) is realized by driving a linear wire feeding motor I and a linear wire feeding motor ii. And the linear wire feeding motor II works to drive the driving wheel to rotate, and the driven wheel II meshed with the driving wheel II is fixed on the wire (guide pipe) roller II. The guide wire (catheter) roller I and the guide wire (catheter) roller II rotate simultaneously, and the guide wire (catheter) is driven to move linearly by friction. In fig. 4, V indicates the linear movement direction of the guide wire (catheter).
As shown in fig. 5, a cross-sectional view of the lead screw drive is shown. The guide wire (conduit) rotary motion motor is connected with the screw rod through the coupler, the screw rod can be a sliding screw rod or a rolling screw rod, the rotary motion motor drives the screw rod to do rotary motion, and the screw rod nut can do reciprocating linear motion along the length direction of the screw rod under the constraint of the guide rod. The two ends of the screw nut are respectively provided with a bearing I and a bearing II, the bearing I and the bearing II can be various suitable bearings or shaft sleeves, the outer rings of the bearing I and the bearing II are guide wire (guide pipe) rollers, and the structure ensures that the screw nut and the guide wire (guide pipe) rollers are mutually independent, namely, the guide wire (guide pipe) rollers can keep unchanged in posture when the screw nut moves linearly. The lead screw nut is fixed with a lead screw nut connecting block, one end of the lead screw nut connecting block is sleeved on the guide rod, the other end of the lead screw nut connecting block is fixed on a guide wire (catheter) linear motion motor mounting bracket, and when the lead screw nut makes linear motion, the guide wire (catheter) linear motion motor follows to make linear motion. The linear motion motor of the guide wire (catheter) drives the driving gear to rotate, and the driven gear meshed with the driving gear drives the guide wire (catheter) roller to rotate. Finally, the two screw rod transmission mechanisms work cooperatively to realize the rotation and linear motion of the guide wire (catheter).
The present invention is not limited by the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and are all included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a novel blood vessel intervenes seal wire conveying mechanism which characterized in that:
the automatic wire feeding device comprises a base (1), a first screw rod transmission mechanism and a second screw rod transmission mechanism, wherein the first screw rod transmission mechanism comprises a wire guide pipe rotating motor I (3), a wire guide I (6), a wire guide pipe roller I (9), a driven gear I (10), a driving gear I (14) and a linear wire feeding motor I (15), and the second screw rod transmission mechanism comprises a wire guide pipe rotating motor II (12), a wire guide II (21), a wire guide pipe roller II (18), a driven gear II (20), a driving gear II (19) and a linear wire feeding motor II (17);
the guide wire catheter rotating motor I (3) and the guide wire catheter rotating motor II (12) are oppositely arranged and are respectively installed on the base (1), the guide wire catheter roller I (9) and the guide wire catheter roller II (18) are arranged up and down, a guide wire catheter (16) penetrates between the guide wire catheter roller I (9) and the guide wire catheter roller II (18), and the guide wire catheter (16) is respectively contacted with the guide wire catheter roller I (9) and the guide wire catheter roller II (18); the output end of the guide wire guide pipe rotating motor I (3) is connected with and drives the screw rod I (6) to rotate so as to drive the screw rod nut I to do linear motion, the output end of the guide wire guide pipe rotating motor II (12) is connected with and drives the screw rod II (21) to rotate so as to drive the screw rod nut II to do linear motion, the screw rod nut I and the screw rod nut II are respectively connected with and drive the guide wire guide pipe roller I (9) and the guide wire guide pipe roller II (18) to do linear motion, and the guide wire guide pipe roller I (9) and the guide wire guide pipe roller II (18) drive the guide wire guide pipe (16) to do rotary motion;
the output end of the linear wire feeding motor I (15) is connected with and drives the driving gear I (14) to rotate, the driving gear I (14) is meshed with the driven gear I (10), the driven gear I (10) is fixed on the wire guide conduit roller I (9), the output end of the linear wire feeding motor II (17) is connected with and drives the driving gear II (19) to rotate, the driving gear II (19) is meshed with the driven gear II (20), the driven gear II (20) is fixed on the wire guide conduit roller II (18), the wire guide conduit roller I (9) and the wire guide conduit roller II (18) are driven by the driven gear I (10) and the driven gear II (20) to rotate respectively, and the wire guide conduit (16) is driven to do linear motion by friction force.
2. The novel vascular intervention guide wire delivery mechanism of claim 1, wherein: guide wire pipe rotating electrical machines I (3) link to each other with lead screw I (6) through shaft coupling (4), lead screw I (6) are slip lead screw or ball screw, screw-nut I makes reciprocating linear motion along lead screw I (6) length direction under the restraint of guide arm (7), guide arm (7) one end is connected on lead screw mounting bracket II (11), guide arm (7) other end is connected on guide arm support (26).
3. The novel vascular intervention guide wire delivery mechanism of claim 2, wherein: bearing (23) and bearing two (24) are installed respectively to screw-nut I both ends, the outer lane of bearing (23) and bearing two (24) is seal wire pipe cylinder I (9), be fixed with screw-nut connecting block (8) on the screw-nut I, a pot head of screw-nut connecting block (8) is on guide arm (7), the screw-nut connecting block (8) other end is fixed on the sharp wire drive motor installing support (27), the sharp wire drive motor I (15) of installing on the wire drive motor installing support (27) is sent to the straight line, screw-nut I drives seal wire pipe rotating electrical machines I (3) and makes linear motion.
4. The novel vascular intervention guide wire delivery mechanism of claim 1, wherein: lead screw I (6), lead screw II (21) are installed respectively on lead screw mounting bracket I (5), lead screw mounting bracket II (11), lead wire pipe rotating electrical machines I (3), lead wire pipe rotating electrical machines II (12) are installed respectively on motor support I (2), motor support II (13), lead screw mounting bracket I (5), lead screw mounting bracket II (11), motor support I (2), motor support II (13) are all installed on base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121427919.0U CN215231444U (en) | 2021-06-25 | 2021-06-25 | Novel blood vessel intervention guide wire conveying mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121427919.0U CN215231444U (en) | 2021-06-25 | 2021-06-25 | Novel blood vessel intervention guide wire conveying mechanism |
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| Publication Number | Publication Date |
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| CN215231444U true CN215231444U (en) | 2021-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121427919.0U Active CN215231444U (en) | 2021-06-25 | 2021-06-25 | Novel blood vessel intervention guide wire conveying mechanism |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113304384A (en) * | 2021-06-25 | 2021-08-27 | 上海睿触科技有限公司 | Novel blood vessel intervention guide wire conveying mechanism |
| CN114602036A (en) * | 2022-03-09 | 2022-06-10 | 北京罗森博特科技有限公司 | Guide wire catheter delivery device and interventional operation robot |
| CN116492058A (en) * | 2023-04-26 | 2023-07-28 | 极限人工智能有限公司 | Guide wire driving device for vascular intervention surgical robot and surgical robot |
-
2021
- 2021-06-25 CN CN202121427919.0U patent/CN215231444U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113304384A (en) * | 2021-06-25 | 2021-08-27 | 上海睿触科技有限公司 | Novel blood vessel intervention guide wire conveying mechanism |
| CN113304384B (en) * | 2021-06-25 | 2024-07-26 | 上海睿触科技有限公司 | Vascular intervention guide wire conveying mechanism |
| CN114602036A (en) * | 2022-03-09 | 2022-06-10 | 北京罗森博特科技有限公司 | Guide wire catheter delivery device and interventional operation robot |
| CN114602036B (en) * | 2022-03-09 | 2023-12-22 | 北京罗森博特科技有限公司 | Guide wire catheter delivery device and interventional operation robot |
| CN116492058A (en) * | 2023-04-26 | 2023-07-28 | 极限人工智能有限公司 | Guide wire driving device for vascular intervention surgical robot and surgical robot |
| CN116492058B (en) * | 2023-04-26 | 2024-03-19 | 极限人工智能有限公司 | Guide wire driving device for vascular intervention surgical robot and surgical robot |
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