CN218652703U - Novel detachable guide wire cutting balloon catheter - Google Patents
Novel detachable guide wire cutting balloon catheter Download PDFInfo
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- CN218652703U CN218652703U CN202221544906.6U CN202221544906U CN218652703U CN 218652703 U CN218652703 U CN 218652703U CN 202221544906 U CN202221544906 U CN 202221544906U CN 218652703 U CN218652703 U CN 218652703U
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Abstract
The utility model relates to a novel can dismantle seal wire cutting sacculus pipe, it includes pipe seat, sacculus, cutting seal wire and connect in the pipe seat with the double lumen pipe of sacculus, the double lumen pipe includes first interior pipe orifice and wire guide hole, the sacculus is kept away from the one end of double lumen pipe is provided with the pointed end, be equipped with second interior pipe orifice in the pointed end, first interior pipe orifice with second interior pipe orifice is linked together, wire guide hole's both ends all are linked together with the external world; be provided with the mounting in the tip portion, the one end of cutting seal wire can dismantle connect in the mounting, the other end can slide connect in the seal wire hole. The application has the effect of improving the treatment efficiency.
Description
Technical Field
The application relates to the field of medical equipment, especially, relate to a novel can dismantle seal wire cutting sacculus pipe.
Background
In current vascular intervention, since calcification and plaque are present in peripheral and coronary vascular lesions, these foreign bodies become a barrier to drug delivery to the intima of the vessel, usually when the drug balloon is used directly in heavily calcified or plaque-laden vessels.
In the related art, a cutting balloon catheter is generally used to dilate a stenotic lesion. When the cutting balloon catheter is expanded at a lesion, the cutting device on the cutting balloon catheter regularly cuts the blood vessel wall, so that a satisfactory expansion effect can be obtained under a small pressure, and the occurrence of postoperative restenosis of the blood vessel can be reduced.
In the treatment process, however, calcification and plaques need to be cut firstly, and then the cut balloon catheter is taken out to be administered to the pathological tissue, so that the treatment efficiency is low; further improvements are needed for this.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem that treatment efficiency is lower, the application provides a novel can dismantle seal wire cutting sacculus pipe.
The application provides a novel can dismantle seal wire cutting sacculus pipe adopts following technical scheme:
a novel detachable guide wire cutting balloon catheter comprises a catheter seat, a balloon, a cutting guide wire and a double-cavity tube connected to the catheter seat and the balloon, wherein the double-cavity tube comprises a first inner tube hole and a guide wire hole; be provided with the mounting in the tip portion, the one end of cutting seal wire can dismantle connect in the mounting, the other end can slide connect in the seal wire hole.
By adopting the technical scheme, when in treatment, the cutting guide wire positioned at one side of the guide wire hole slides in the guide wire hole along with the expansion of the saccule, and the other end of the cutting guide wire is fixed in the fixing piece; after the cutting is completed, the operating personnel controls the balloon to shrink, the cutting guide wire is separated from the fixing part, the operating personnel takes out the cutting guide wire, the balloon catheter continues to expand and then goes to the diseased blood vessel for treatment, the whole balloon does not need to be withdrawn for treatment, and then the treatment efficiency is improved.
Optionally, the fixing member includes a first fixing hole, the first fixing hole is opened in the tip portion, a length direction of the first fixing hole is parallel to a length direction of the second inner tube hole, both ends of the first fixing hole are communicated with the outside, and one end of the cutting guide wire away from the double-lumen tube is inserted into the first fixing hole; the friction between the cutting guide wire and the first fixing hole is larger than the pressure on the cutting guide wire when the balloon is expanded.
By adopting the technical scheme, in the operation process, the cutting guide wire fixed in the first fixing hole is fixed in the first fixing hole because the pressure of the expansion of the saccule is smaller than the friction force; after the cutting is finished, an operator directly pulls the cutting guide wire outside, and the cutting guide wire is separated from the first fixing hole due to the fact that the pulling force is larger than the friction force between the cutting guide wire and the first fixing hole, so that the cutting guide wire is withdrawn, the whole balloon does not need to be withdrawn, and then treatment is carried out, and further treatment efficiency is improved.
Optionally, a guide surface is arranged on the inner wall of the first fixing hole at the periphery of one end far away from the balloon, and an annular flange matched with the guide surface is arranged on the cutting guide wire.
By adopting the technical scheme, in the operation process, the pressure of the expansion of the saccule of the cutting guide wire fixed in the first fixing hole is smaller than the acting force of the annular flange penetrating through the first fixing hole, so that the cutting guide wire is fixed in the first fixing hole in the cutting process; after the cutting is finished, an operator directly pulls the cutting guide wire outside, and the annular flange is deformed due to the fact that the pulling force is larger than the acting force of the annular flange on the cutting guide wire, which penetrates through the first fixing hole and is separated from the first fixing hole, and finally the cutting guide wire is withdrawn.
Optionally, a clamping groove is formed in the inner wall of the first fixing hole, and a clamping tooth matched with the clamping groove in a clamped mode is arranged on the cutting guide wire.
By adopting the technical scheme, the clamping groove is matched with the clamping teeth, and in the operation process, the pressure of the cutting guide wire fixed in the first fixing hole due to the expansion of the balloon is smaller than the acting force of the deformation of the clamping teeth, so that the cutting guide wire is fixed in the first fixing hole in the cutting process; after the cutting is finished, an operator directly pulls the cutting guide wire outside, and the latch is deformed due to the fact that the pulling force is larger than the acting force for deforming the latch on the cutting guide wire, so that the latch penetrates through the first fixing hole and is separated from the first fixing hole, and finally the cutting guide wire is withdrawn.
Optionally, the tip portion is provided with a second fixing hole, a length direction of the second fixing hole is parallel to a length direction of the second inner tube hole, both ends of the second fixing hole are communicated with the outside, and one end of the cutting guide wire, which is far away from the double-lumen tube, is inserted into the second fixing hole; an installation notch is formed in one side wall, away from the second inner pipe hole, of the second fixing hole, and the cutting guide wire is installed in the second fixing hole through the installation notch.
Through adopting above-mentioned technical scheme, when the installation cutting seal wire, the lateral wall that the second fixed orifices is close to installation breach department produces deformation, and the back in the cutting seal wire passes through installation breach embedding second fixed orifices, and the cutting seal wire is difficult to go out from the installation breach, is convenient for cut the seal wire installation.
Optionally, the fixing part further comprises a protruding block arranged on the inner wall of the second fixing hole, the protruding block is distributed on the inner wall of the second fixing hole, and a groove matched with the protruding block in an embedded mode is formed in the cutting guide wire.
Through adopting above-mentioned technical scheme, when the cutting seal wire was installed in the second fixed orifices, in the recess that the lug embedding on the inner wall of second fixed orifices corresponds to make the cutting seal wire be difficult for sliding in the second fixed orifices.
Optionally, the bump is hemispherical.
Through adopting above-mentioned technical scheme, hemispherical lug is convenient for cut the seal wire and breaks away from the second fixed orifices.
Optionally, the cross section of the cutting portion of the cutting guide wire is triangular.
By adopting the technical scheme, the cross section of the cutting part of the cutting guide wire is triangular, so that plaques in blood vessels can be conveniently cut.
Optionally, a drug-loaded film is arranged on the outer surface of the balloon, and a drug coating is coated on the drug-loaded film.
Through adopting above-mentioned technical scheme, scribble the medicine carrying membrane who coats and to have the medicine coating and accomplish the back at the cutting, go to pathological change blood vessel department after the sacculus pipe continues the expansion and treat, need not to withdraw from whole sacculus and treat again, and then improved treatment efficiency.
Optionally, the surface of the cutting guide wire is coated with a hydrophilic coating.
By adopting the technical scheme, the hydrophilic coating is coated on the surface of the cutting guide wire, so that the balloon catheter can better move at a blood vessel during operation.
In summary, the present application includes at least one of the following beneficial technical effects:
1. during treatment, the cutting guide wire positioned on one side of the guide wire hole slides in the guide wire hole along with the expansion of the saccule, and the other end of the cutting guide wire is fixed in the fixing piece; after cutting, an operator controls the balloon to contract, the cutting guide wire is separated from the fixing part, the operator draws out the cutting guide wire, the balloon catheter continues to expand and then goes to the diseased blood vessel for treatment, the whole balloon does not need to be withdrawn for treatment, and therefore treatment efficiency is improved;
2. during operation, the cutting guide wire fixed in the first fixing hole is fixed in the first fixing hole due to the fact that the pressure of the expansion of the saccule is smaller than the friction force; after cutting is finished, an operator directly pulls the cutting guide wire outside, and the cutting guide wire is separated from the first fixing hole due to the fact that the pulling force is larger than the friction force between the cutting guide wire and the first fixing hole, so that the cutting guide wire is withdrawn, the whole balloon does not need to be withdrawn for treatment, and the treatment efficiency is improved;
3. when the cutting guide wire is installed, the side wall of the second fixing hole, which is close to the installation notch, deforms, and the cutting guide wire is embedded into the second fixing hole through the installation notch, so that the cutting guide wire is not easy to go out of the installation notch, and the cutting guide wire is convenient to install.
Drawings
FIG. 1 is a schematic overall structure diagram of a first embodiment of the present application;
FIG. 2 is a cross-sectional view of a dual lumen tube according to one embodiment of the present application;
FIG. 3 is a cross-sectional view of the tip portion of a first embodiment of the present application taken perpendicular to the direction of extension of the balloon catheter;
FIG. 4 is a sectional view of the tip portion of the second embodiment of the present application, the sectional view being parallel to the direction in which the balloon catheter extends;
FIG. 5 is a cross-sectional view of the tip portion of the third embodiment of the present application, the cross-sectional view being parallel to the direction in which the balloon catheter extends;
fig. 6 is a cross-sectional view of the tip portion parallel to the extending direction of the balloon catheter in the fourth embodiment of the present application.
Description of reference numerals: 1. a catheter hub; 2. a balloon; 3. cutting the guide wire; 31. an annular flange; 32. clamping teeth; 33. a groove; 4. a double lumen tube; 41. a first inner tube bore; 42. a wire guide hole; 5. a tip portion; 51. a second inner tube bore; 52. a first fixing hole; 521. a guide surface; 522. a card slot; 523. a bump; 53. a second fixing hole; 54. and (6) installing a notch.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses a novel detachable guide wire cutting balloon catheter.
Example 1
Referring to fig. 1, 2 and 3, the novel detachable guide wire cutting balloon catheter comprises a catheter base 1, a balloon 2, a cutting guide wire 3 and a double-cavity tube 4 connected to the catheter base 1 and the balloon 2, wherein the double-cavity tube 4 comprises a first inner tube hole 41 and a guide wire hole 42, a tip portion 5 is arranged at one end, away from the double-cavity tube 4, of the balloon 2, a second inner tube hole 51 is arranged in the tip portion 5, the first inner tube hole 41 is communicated with the second inner tube hole 51, and two ends of the guide wire hole 42 are both communicated with the outside; the tip portion 5 is provided with a fixing member, one end of the cutting guide wire 3 can be detachably connected in the fixing member, and the other end can be slidably connected in the guide wire hole 42.
When the cutting guide wire 3 is installed, the cutting guide wire 3 passes through the guide wire hole 42 and then is fixed on the fixing piece; when the saccule 2 is not expanded, the freedom of movement of the cutting guide wire 3 is zero; during treatment, along with the expansion of the balloon 2, the cutting guide wire 3 positioned on one side of the guide wire hole 42 slides in the guide wire hole 42, and the other end of the cutting guide wire 3 is fixed in the fixing piece; after cutting, an operator controls the saccule 2 to shrink, the cutting guide wire 3 is separated from the fixing piece, and the operator draws out the cutting guide wire 3; after the cutting is finished, the balloon catheter continues to go to the diseased blood vessel for treatment, the whole balloon 2 does not need to be withdrawn for treatment, and then the treatment efficiency is improved.
Referring to fig. 1 and 3, the fixing member includes a first fixing hole 52, the first fixing hole 52 is opened in the tip portion 5, the length direction of the first fixing hole 52 is parallel to the length direction of the second inner tube hole 51, both ends of the first fixing hole 52 are communicated with the outside, and one end of the cutting guide wire 3 away from the double-lumen tube 4 is inserted into the first fixing hole 52; the friction between the cutting wire 3 and the first fixing hole 52 is larger than the pressure on the cutting wire 3 when the balloon 2 is inflated. Specifically, the tip portion 5 is also a double lumen tube 4, and the first fixing hole 52 is located on the same side as the guide wire hole 42 for installation of the cutting catheter; fixing the cutting guide wire 3 directly in the first fixing hole 52, wherein the pressure of the expansion of the balloon 2 of the cutting guide wire 3 fixed in the first fixing hole 52 is smaller than the friction force during the operation process, so that the cutting guide wire 3 is fixed in the first fixing hole 52 during the cutting process; after the cutting is completed, the operator directly pulls the outer cutting guide wire 3, and the cutting guide wire 3 is separated from the first fixing hole 52 due to the fact that the pulling force is larger than the friction force between the cutting guide wire 3 and the first fixing hole 52, so that the cutting guide wire 3 is withdrawn.
The outer surface of the balloon 2 is coated with a drug-loaded film, and a drug coating is coated on the drug-loaded film; after the cutting guide wire 3 is drawn out, the balloon catheter continues to the position of the lesion for treatment, so that the treatment time is saved.
The surface of the cutting guide wire 3 is coated with a hydrophilic coating so that the balloon catheter can better move at the blood vessel during the operation.
The cutting guide wire 3 is made of metal or high polymer material; the cross section of the cutting part of the cutting guide wire 3 is triangular, so that plaque in the blood vessel can be conveniently cut. Accordingly, the cross section of the cutting portion of the cutting wire 3 may be a circle or the like having a polygonal shape, and the plaque may be expanded by pressing the cutting wire 3.
The implementation principle of the embodiment 1 is as follows: the connecting pipe and the tip part 5 between the catheter seat 1 and the sacculus 2 are both double-cavity pipes 4, wherein one cavity of the double-cavity pipe 4 is an inner pipe of the sacculus 2, and the other cavity is used for penetrating or fixing a cutting guide wire 3; during operation, the cutting wire 3 fixed in the first fixing hole 52 is fixed in the first fixing hole 52 during cutting because the pressure of the expansion of the balloon 2 is smaller than the friction force; after cutting, an operator directly pulls the outer cutting guide wire 3, and the cutting guide wire 3 is separated from the first fixing hole 52 due to the fact that the pulling force is larger than the friction force between the cutting guide wire 3 and the first fixing hole 52, so that the cutting guide wire 3 is withdrawn; after the balloon catheter is withdrawn, the balloon catheter can be continuously controlled to continue to the lesion position for treatment, so that the treatment time is saved, and the treatment efficiency is improved.
Example 2
Referring to fig. 4, the present embodiment is different from embodiment 1 in that a guide surface 521 is provided on the circumference of one end of the inner wall of the first fixing hole 52 away from the balloon 2, and an annular flange 31 engaged with the guide surface 521 is provided on the cutting wire 3. Specifically, the guiding surface 521 is flared, and during the operation, the pressure of the cutting guide wire 3 fixed in the first fixing hole 52 due to the expansion of the balloon 2 is smaller than the force of the annular flange 31 passing through the first fixing hole 52, so that the cutting guide wire 3 is fixed in the first fixing hole 52 during the cutting process; when the cutting is finished, the operator directly pulls the outer cutting guide wire 3, and the annular flange 31 is deformed due to the pulling force which is larger than the acting force of the annular flange 31 on the cutting guide wire 3 passing through the first fixing hole 52, so that the annular flange passes through the first fixing hole 52 and is separated from the first fixing hole 52, and finally the cutting guide wire 3 is withdrawn.
The implementation principle of the embodiment 2 is as follows: during operation, the cutting wire 3 fixed in the first fixing hole 52 is fixed in the first fixing hole 52 during cutting because the pressure of the balloon 2 expanding is smaller than the force of the annular flange 31 passing through the first fixing hole 52; when the cutting is completed, the operator directly pulls the outer cutting wire 3, and the annular flange 31 is deformed to pass through the first fixing hole 52 and separate from the first fixing hole 52 due to the pulling force greater than the force of the annular flange 31 on the cutting wire 3 passing through the first fixing hole 52, and finally the cutting wire 3 is withdrawn.
Example 3
Referring to fig. 5, the present embodiment is different from embodiment 1 in that a locking groove 522 is formed on an inner wall of the first fixing hole 52, and a locking tooth 32 that is locked and engaged with the locking groove 522 is provided on the cutting guide wire 3. Specifically, the locking groove 522 is circumferentially disposed on an inner wall of the first fixing hole 52, and a cross section of the locking groove 522 along a length direction of the first fixing hole 52 is zigzag. During operation, the pressure of the cutting guide wire 3 fixed in the first fixing hole 52 due to the expansion of the balloon 2 is smaller than the acting force of the deformation of the latch 32, so that the cutting guide wire 3 is fixed in the first fixing hole 52 during cutting; after the cutting is finished, the operator directly pulls the outer cutting guide wire 3, and the latch 32 deforms due to the fact that the pulling force is larger than the acting force of the latch 32 deformation on the cutting guide wire 3, so that the latch 32 penetrates through the first fixing hole 52 and is separated from the first fixing hole 52, and finally the cutting guide wire 3 is withdrawn.
The implementation principle of the embodiment 3 is as follows: the cutting guide wire 3 is not easy to be separated from the first fixing hole 52 by the matching of the latch 32 on the cutting guide wire 3 and the latch groove 522 in the first fixing hole 52; during operation, the pressure of the cutting guide wire 3 fixed in the first fixing hole 52 due to the expansion of the balloon 2 is smaller than the acting force of the deformation of the latch 32, so that the cutting guide wire 3 is fixed in the first fixing hole 52 during cutting; after the cutting is finished, the operator directly pulls the outer cutting guide wire 3, and the latch 32 deforms due to the fact that the pulling force is larger than the acting force of the latch 32 deformation on the cutting guide wire 3, so that the latch 32 penetrates through the first fixing hole 52 and is separated from the first fixing hole 52, and finally the cutting guide wire 3 is withdrawn.
Example 4
Referring to fig. 6, the difference between this embodiment and embodiment 1 is that the tip portion 5 is not provided with the first fixing hole 52, the tip portion 5 is provided with the second fixing hole 53, the length direction of the second fixing hole 53 is parallel to the length direction of the second inner tube hole 51, both ends of the second fixing hole 53 are communicated with the outside, and one end of the cutting guide wire 3 away from the double-lumen tube 4 is inserted into the second fixing hole 53; an installation notch 54 is opened on a side wall of the second fixing hole 53 far away from the second inner tube hole 51, and the cutting guide wire 3 is installed in the second fixing hole 53 through the installation notch 54. Specifically, the mounting notch 54 is smaller than the width of the cutting guide wire 3, when the cutting guide wire 3 is mounted, the side wall of the second fixing hole 53 near the mounting notch 54 is deformed, and after the cutting guide wire 3 is embedded into the second fixing hole 53 through the mounting notch 54, the cutting guide wire 3 is not easy to go out of the mounting notch 54, which is convenient for mounting the cutting guide wire 3.
The fixing member further includes a bump 523 disposed on the inner wall of the second fixing hole 53, the bump 523 is distributed on the inner wall of the second fixing hole 53, and a groove 33 in embedded fit with the bump 523 is disposed on the cutting guide wire 3. When the cutting wire 3 is mounted in the second fixing hole 53, the projection 523 on the inner wall of the second fixing hole 53 is fitted into the corresponding groove 33, thereby restricting the sliding movement of the cutting wire 3 in the second fixing hole 53.
During operation, the cutting guide wire 3 fixed in the second fixing hole 53 is fixed in the second fixing hole 53 during cutting because the pressure of the expansion of the balloon 2 is smaller than the force of the lug 523 separating from the groove 33; after the cutting is finished, the operator directly pulls the outer cutting guide wire 3, and the cutting guide wire 3 passes through the second fixing hole 53 and is separated from the second fixing hole 53 because the pulling force is greater than the acting force of the lug 523 separated from the groove 33, and finally the cutting guide wire 3 is withdrawn. The bump 523 is hemispherical, so that the cutting guide wire 3 can be conveniently separated from the second fixing hole 53.
The implementation principle of the embodiment 4 is as follows: through the cooperation of the lug 523 and the groove 33, after the cutting is completed, an operator directly pulls the outer cutting guide wire 3, and the cutting guide wire 3 passes through the second fixing hole 53 and is separated from the second fixing hole 53 because the pulling force is greater than the acting force of the lug 523 separated from the groove 33, and finally the cutting guide wire 3 is withdrawn.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The utility model provides a novel can dismantle seal wire cutting sacculus pipe which characterized in that: the catheter comprises a catheter seat (1), a balloon (2), a cutting guide wire (3) and a double-cavity tube (4) connected with the catheter seat (1) and the balloon (2), wherein the double-cavity tube (4) comprises a first inner tube hole (41) and a guide wire hole (42), a tip part (5) is arranged at one end, away from the double-cavity tube (4), of the balloon (2), a second inner tube hole (51) is arranged in the tip part (5), the first inner tube hole (41) is communicated with the second inner tube hole (51), and two ends of the guide wire hole (42) are communicated with the outside; a fixing piece is arranged in the tip part (5), one end of the cutting guide wire (3) can be detachably connected in the fixing piece, and the other end of the cutting guide wire can be connected in the guide wire hole (42) in a sliding manner;
the fixing piece comprises a first fixing hole (52), the first fixing hole (52) is opened in the tip part (5), the length direction of the first fixing hole (52) is parallel to the length direction of the second inner pipe hole (51), two ends of the first fixing hole (52) are communicated with the outside, and one end, away from the double-cavity pipe (4), of the cutting guide wire (3) is penetrated in the first fixing hole (52); the friction force between the cutting guide wire (3) and the first fixing hole (52) is larger than the pressure on the cutting guide wire (3) when the balloon (2) is expanded.
2. The novel detachable guidewire cutting balloon catheter according to claim 1, characterized in that: the periphery of one end, far away from the sacculus (2), of the inner wall of the first fixing hole (52) is provided with a guide surface (521), and the cutting guide wire (3) is provided with an annular flange (31) matched with the guide surface (521).
3. The novel detachable guidewire cutting balloon catheter according to claim 1, characterized in that: a clamping groove (522) is formed in the inner wall of the first fixing hole (52), and clamping teeth (32) matched with the clamping groove (522) in a clamping mode are arranged on the cutting guide wire (3).
4. The novel detachable guidewire cutting balloon catheter according to claim 1, characterized in that: the tip part (5) is provided with a second fixing hole (53), the length direction of the second fixing hole (53) is parallel to the length direction of the second inner tube hole (51), two ends of the second fixing hole (53) are communicated with the outside, and one end, far away from the double-lumen tube (4), of the cutting guide wire (3) penetrates through the second fixing hole (53); an installation notch (54) is formed in one side wall, away from the second inner pipe hole (51), of the second fixing hole (53), and the cutting guide wire (3) is installed in the second fixing hole (53) through the installation notch (54).
5. The novel detachable guidewire cutting balloon catheter according to claim 4, characterized in that: the fixing piece further comprises a convex block (523) arranged on the inner wall of the second fixing hole (53), the convex block (523) is distributed on the inner wall of the second fixing hole (53), and a groove (33) which is matched with the convex block (523) in an embedded mode is arranged on the cutting guide wire (3).
6. The novel detachable guidewire cutting balloon catheter according to claim 5, wherein: the bump (523) is hemispherical.
7. The novel detachable guidewire cutting balloon catheter according to claim 1, characterized in that: the cross section of the cutting part of the cutting guide wire (3) is triangular.
8. The novel detachable guidewire cutting balloon catheter according to claim 1, characterized in that: the outer surface of the balloon (2) is provided with a drug-loaded film, and a drug coating is coated on the drug-loaded film.
9. The novel detachable guidewire cutting balloon catheter according to claim 1, characterized in that: the surface of the cutting guide wire (3) is coated with a hydrophilic coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221544906.6U CN218652703U (en) | 2022-06-21 | 2022-06-21 | Novel detachable guide wire cutting balloon catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221544906.6U CN218652703U (en) | 2022-06-21 | 2022-06-21 | Novel detachable guide wire cutting balloon catheter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218652703U true CN218652703U (en) | 2023-03-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221544906.6U Active CN218652703U (en) | 2022-06-21 | 2022-06-21 | Novel detachable guide wire cutting balloon catheter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218652703U (en) |
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2022
- 2022-06-21 CN CN202221544906.6U patent/CN218652703U/en active Active
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