CN108853694B - Biological saccule dilating catheter - Google Patents
Biological saccule dilating catheter Download PDFInfo
- Publication number
- CN108853694B CN108853694B CN201811064792.3A CN201811064792A CN108853694B CN 108853694 B CN108853694 B CN 108853694B CN 201811064792 A CN201811064792 A CN 201811064792A CN 108853694 B CN108853694 B CN 108853694B
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- China
- Prior art keywords
- pipe body
- fixed
- fixing plate
- wall
- baffle
- Prior art date
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- 230000000916 dilatatory effect Effects 0.000 title abstract description 9
- 210000005077 saccule Anatomy 0.000 title abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 30
- 239000010959 steel Substances 0.000 claims abstract description 30
- 230000002093 peripheral effect Effects 0.000 claims description 26
- 230000010339 dilation Effects 0.000 claims description 14
- 210000004204 blood vessel Anatomy 0.000 abstract description 16
- 230000006378 damage Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 3
- 230000017531 blood circulation Effects 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 description 15
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 210000004712 air sac Anatomy 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 206010057469 Vascular stenosis Diseases 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000002490 cerebral effect Effects 0.000 description 1
- 206010012601 diabetes mellitus Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 208000019553 vascular disease Diseases 0.000 description 1
Classifications
-
- 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
- A61M29/00—Dilators with or without means for introducing media, e.g. remedies
- A61M29/02—Dilators made of swellable material
-
- 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
- A61M25/10—Balloon catheters
- A61M25/104—Balloon catheters used for angioplasty
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Biomedical Technology (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Engineering & Computer Science (AREA)
- Vascular Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Child & Adolescent Psychology (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses a biological saccule dilating catheter, and relates to the technical field of catheters. The invention comprises a first pipe body, a handle, a third pipe body, a fourth pipe body and a first fixing plate, wherein a group of second baffle plates and a third baffle plate are sequentially fixed on the inner wall of the first pipe body from left to right, a fifth pipe body and a fourth baffle plate are sequentially fixed on the inner wall of the fourth pipe body from top to bottom, and one end of the third pipe body penetrates through one surface of the fourth baffle plate and extends into the fourth pipe body. According to the invention, the first supporting rod is driven to slide in the air bag by pulling the steel wire, so that the second fixing plate rotates, the second fixing plate is matched with the fourth fixing plate, the supporting plates are unfolded, and the air bag is supported by the supporting plates, so that the air bag can be better unfolded to block the position, the deformation degree of the air bag is less, secondary damage to blood vessels is avoided, blood circulation is not blocked in the treatment process, and the safety of a patient is protected.
Description
Technical Field
The invention belongs to the technical field of catheters, and particularly relates to a biological saccule dilating catheter.
Background
The aging of the population of the current society is continuously aggravated, the incidence rate of diabetes is also continuously increased, and the prevalence rate of heart and cerebral vessels and peripheral vessels is also continuously increased, and in vascular diseases, arterial vascular stenosis directly endangers the life safety of patients, so that the normal life of people is influenced by human blood due to obstruction, and people can be directly syncoped and even die in serious cases.
For occlusion of arterial vessels, the existing treatment methods are generally divided into three types of drug conservation treatment, surgical operation and interventional treatment operation, wherein the interventional treatment effect is better, the maintenance time is longest, and the instrument used in the interventional treatment operation is generally a balloon dilation catheter. The balloon is arranged at one end of the existing biological balloon dilation catheter, the balloon is used for expanding the blocked part in an inflated mode, and is made of a silica gel material, so that when the blocked part is extruded, the blocked object in a blood vessel deforms, and accordingly, the two ends of the balloon are larger, the middle is smaller, the balloon cannot effectively treat the blocking of the blood vessel, and the good blood vessels at the two ends of the blocked object are damaged, meanwhile, the existing biological balloon dilation catheter cannot effectively penetrate the blocked part, a certain danger is generated to the blood vessel when the top end is too sharp, the blood vessel is easy to puncture, secondary injury is generated to a human body, finally, the air inflow of air in the balloon cannot be well controlled by the existing biological balloon dilation catheter, the sealing performance of the air inlet of the biological balloon dilation catheter is quite poor, the air in the balloon cannot be well supported to be constant, and the normal use of the biological balloon dilation catheter is not facilitated.
Disclosure of Invention
The invention aims to provide a biological saccule dilating catheter, which drives a first supporting rod to slide in an air sac by pulling a steel wire, so that a second fixing plate rotates, and the second fixing plate is matched with a fourth fixing plate to prop up supporting plates, so that a plurality of supporting plates support the air sac, and the air sac can prop up a blocking position better, thereby solving the problem that the existing biological saccule dilating catheter can damage blood vessels at two ends of a blocking object.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a biological saccule dilating catheter which comprises a first pipe body, a handle, a third pipe body, a fourth pipe body and a first fixing plate, wherein a group of second baffle plates and a group of third baffle plates are sequentially fixed on the inner wall of the first pipe body from left to right, a fifth pipe body and a fourth baffle plate are sequentially fixed on the inner wall of the fourth pipe body from top to bottom, one end of the third pipe body penetrates through one surface of the fourth baffle plate and extends into the fourth pipe body, a three-way pipe is fixed on the other end of the third pipe body, second pipe bodies are fixed on one opposite ends of the three-way pipe, and air bags are communicated with the other ends of the two second pipe bodies;
the inner wall of the fifth pipe body is fixedly provided with a flange, a spring is fixed on one surface of the flange, a rubber pad is fixed on the other end of the spring, a baffle ring is fixed on the peripheral side surface of the rubber pad, the peripheral side surface of the baffle ring slides along the inner wall of the fourth pipe body, a steel wire is fixed on one surface of the handle, the other end of the steel wire penetrates through one surface of the third baffle plate and is fixedly provided with a second fixing block, a third fixing block is fixed on one surface of the second fixing block, a spiral auger is fixed on the peripheral side surface of the steel wire, and one surface of the second fixing block is adhered with one surface of the spiral auger through an adhesive;
the novel steel wire fixing device is characterized in that a first supporting rod is fixed on the peripheral side face of the steel wire, a fifth slot hole is formed in the axis of the first fixing plate, four fourth slot holes are formed in one surface of the first fixing plate, the peripheral side face of the first supporting rod is adhered to the inner wall of the fifth slot hole through an adhesive, a second fixing plate is connected to the inner wall of the first fixing plate through rotation of a rotating shaft, a third fixing plate and a limiting block are sequentially fixed on one surface of the second fixing plate from left to right, a supporting plate is fixed on the inner wall of the air bag, a support is fixed on one surface of the supporting plate, a fourth fixing plate is connected to the inner wall of the support through rotation of the rotating shaft, a sixth slot hole is formed in one surface of the fourth fixing plate, a seventh slot hole is formed in one surface of the fourth fixing plate, and the inner wall of the seventh slot hole is connected with the limiting block through rotation of the rotating shaft.
Further, a first baffle is fixed at one end of the first pipe body, a first slot hole is formed in one surface of the first baffle, a third slot hole and a group of second slot holes are formed in one surface of the second baffle, the inner walls of the second slot holes are bonded with the peripheral side face of the second pipe body through adhesive, and the peripheral side face of the steel wire slides along the inner walls of the first slot holes and the inner walls of the second slot holes from left to right in sequence.
Further, four first fixed blocks are fixed on the peripheral side face of the air bag, the cross section of the air bag is of a circular ring structure, the peripheral side face of the third pipe body is communicated with an exhaust pipe, and a valve is arranged on the exhaust pipe.
Further, the flange is a cross-shaped flange, the rubber pad is of a spherical structure, the outer diameter of the baffle ring is equal to the inner diameter of the fourth pipe body in size and is 2mm-3mm larger than the inner diameter of the fifth pipe body, and the outer diameter of the rubber pad is 1mm-2mm smaller than the inner diameter of the fifth pipe body.
Further, the third fixed block is of a hemispherical structure, and the second fixed block is of a truncated cone-shaped structure.
Further, the cross section of the first fixing plate is of a cross-shaped structure, the support is a U-shaped support, the cross section of the support plate is of a fan-shaped structure, and the cross sections of the fourth slot hole, the seventh slot hole and the sixth slot hole are all of rectangular structures.
The invention has the following beneficial effects:
1. according to the invention, the steel wire is pulled to drive the first support rod to slide in the air bag, so that the second fixing plate rotates, the second fixing plate is matched with the fourth fixing plate, the supporting plates are unfolded, the air bag is supported by the supporting plates, the air bag can be unfolded to a blocking position better, the deformation degree of the air bag is small, secondary damage to blood vessels is avoided, blood circulation is not blocked in the treatment process, safety of a patient is protected, the problem that the existing biological balloon expansion catheter deforms due to objects blocked in the blood vessels when the blocking position is extruded, two ends of the air bag are larger, and the middle is smaller is solved, so that the air bag can not effectively treat the blocking of the blood vessels, and the damage to the blood vessels with good two ends of the blocking object is avoided.
2. According to the invention, the second fixing block is fixed at one end of the steel wire, the third fixing block is fixed on one surface of the second fixing block, so that the top end of the biological saccule dilating catheter is prevented from damaging blood vessels, and the spiral auger is fixed on the peripheral side surface of the steel wire, so that the spiral auger is driven to rotate by rotating the steel wire when contacting a blocking part, the blocking part is drilled, an air sac is convenient to enter the blocking part, the blocking part is treated, and the problems that the existing biological saccule dilating catheter cannot effectively penetrate the blocking part, a certain risk is generated to the blood vessels when the top end is too sharp, the blood vessels are easy to puncture, and secondary injury is generated to a human body are solved.
3. According to the invention, air is injected into the third pipe body through the fourth pipe body, so that the air is injected into the air bag along a group of second pipe bodies, and the blocking ring can timely block the air in the air bag from flowing out, so that the air quantity in the air bag can be effectively controlled, the constancy of the air in the air bag is ensured, the treatment effect is better, the problems that the air inflow of the air in the air bag cannot be well controlled, the sealing performance of the air inlet part of the biological balloon expansion pipe is poor, the constancy of the air in the air bag cannot be well supported, and the normal use of the biological balloon expansion pipe is not facilitated are solved.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic illustration of a biological balloon dilation catheter of the present invention;
FIG. 2 is a schematic view of the structure of the second tube, the balloon, the first fixed block and the steel wire;
FIG. 3 is a schematic view of the structure of the first baffle and the first slot;
FIG. 4 is a schematic view of the structure of the second baffle, the second slot and the third slot;
FIG. 5 is a schematic view of the structure of the fourth tube, the fifth tube, the spring, the rubber pad and the retainer ring;
fig. 6 is a schematic structural view of a steel wire, a screw auger, a second fixing block and a third fixing block;
FIG. 7 is a schematic view of the structure of the bracket, support plate, first strut and first fixing plate;
FIG. 8 is a right side view of the structure of FIG. 7;
FIG. 9 is a schematic view of the structure of the first fixing plate, the fourth slot and the fifth slot;
FIG. 10 is a schematic view of the structure of the fourth fixing plate, the sixth slot and the seventh slot;
FIG. 11 is a schematic structural view of the second fixing plate, the third fixing plate and the third fixing block;
in the drawings, the list of components represented by the various numbers is as follows:
1-first pipe body, 2-first baffle, 3-first slot, 4-second baffle, 5-third baffle, 6-handle, 7-second pipe body, 8-tee pipe, 9-third pipe body, 10-steel wire, 11-second slot, 12-third slot, 13-airbag, 14-first fixed block, 15-fourth pipe body, 16-fourth baffle, 17-exhaust pipe, 18-valve, 19-fifth pipe body, 20-flange, 21-spring, 22-rubber pad, 23-baffle ring, 24-spiral auger, 25-second fixed block, 26-third fixed block, 27-first strut, 28-first fixed block, 29-fourth slot, 30-fifth slot, 31-second fixed plate, 32-third fixed plate, 33-stopper, 34-fourth fixed plate, 35-sixth slot, 36-seventh slot, 37-bracket, 38-support plate.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-11, the invention discloses a biological balloon dilation catheter, which comprises a first tube body 1, a handle 6, a third tube body 9, a fourth tube body 15 and a first fixing plate 28, wherein a group of second baffle plates 4 and a third baffle plate 5 are sequentially fixed on the inner wall of the first tube body 1 from left to right, a fifth tube body 19 and a fourth baffle plate 16 are sequentially fixed on the inner wall of the fourth tube body 15 from top to bottom, one end of the third tube body 9 penetrates through one surface of the fourth baffle plate 16 and extends into the fourth tube body 15, a three-way pipe 8 is fixed on the other end of the third tube body 9, a second tube body 7 is fixed on one opposite end of the three-way pipe 8, and air bags 13 are communicated with the other ends of the two second tube bodies 7;
the inner wall of the fifth pipe body 19 is fixed with a flange 20, a spring 21 is fixed on one surface of the flange 20, a rubber pad 22 is fixed on the other end of the spring 21, a baffle ring 23 is fixed on the peripheral side surface of the rubber pad 22, the peripheral side surface of the baffle ring 23 slides along the inner wall of the fourth pipe body 15, a steel wire 10 is fixed on one surface of the handle 6, the other end of the steel wire 10 penetrates through one surface of the third baffle 5 and is fixed with a second fixing block 25, a third fixing block 26 is fixed on one surface of the second fixing block 25, a spiral auger 24 is fixed on the peripheral side surface of the steel wire 10, and one surface of the second fixing block 25 is bonded with one surface of the spiral auger 24 through an adhesive;
the steel wire 10 is fixed with first branch 27 in week side, first fixed plate 28 axle center department opens has fifth slotted hole 30, first fixed plate 28 one surface has four fourth slotted holes 29, first branch 27 week side and fifth slotted hole 30 inner wall pass through the adhesive bonding, first fixed plate 28 inner wall is connected with second fixed plate 31 through the pivot rotation, second fixed plate 31 one surface is fixed with third fixed plate 32 and third fixed block 33 from left to right in proper order, gasbag 13 inner wall is fixed with backup pad 38, backup pad 38 one surface is fixed with support 37, support 37 inner wall is connected with fourth fixed plate 34 through the pivot rotation, fourth fixed plate 34 one surface has opened sixth slotted hole 35, third fixed plate 32 one surface and sixth slotted hole 35 inner wall clearance fit, fourth fixed plate 34 one surface has opened seventh slotted hole 36, seventh slotted hole 36 inner wall is connected through the pivot rotation with third fixed block 33.
As shown in fig. 2, 3 and 4, one end of the first pipe body 1 is fixed with a first baffle plate 2, one surface of the first baffle plate 2 is provided with a first slot hole 3, one surface of the second baffle plate 4 is provided with a third slot hole 12 and a group of second slot holes 11, the inner wall of the second slot hole 11 is adhered to the peripheral side surface of the second pipe body 7 through an adhesive, and the peripheral side surface of the steel wire 10 slides along the inner wall of the first slot hole 3 and the inner wall of the second slot hole 11 from left to right in sequence.
As shown in fig. 2 and 5, four first fixing blocks 14 are fixed on the peripheral side surface of the air bag 13, the cross section of the air bag 13 is in a circular ring structure, the peripheral side surface of the third pipe body 9 is communicated with an exhaust pipe 17, and a valve 18 is arranged on the exhaust pipe 17.
As shown in FIG. 5, the flange 20 is a cross-shaped flange, the rubber pad 22 is in a spherical structure, the outer diameter of the baffle ring 23 is equal to the inner diameter of the fourth pipe body 15 and is 2mm-3mm larger than the inner diameter of the fifth pipe body 19, and the outer diameter of the rubber pad 22 is 1mm-2mm smaller than the inner diameter of the fifth pipe body 19.
As shown in fig. 6, the third fixing block 26 has a hemispherical structure, and the second fixing block 25 has a truncated cone structure.
As shown in fig. 8, 9 and 10, the cross section of the first fixing plate 28 is a cross-shaped structure, the bracket 37 is a U-shaped bracket, the cross section of the supporting plate 38 is a fan-shaped structure, and the cross section of the fourth slot 29, the cross section of the seventh slot 36 and the cross section of the sixth slot 35 are rectangular structures.
One specific application of this embodiment is: a knife edge is formed on the skin of a patient, the first tube body 1 is controlled to push the air bag 13 to a blocked position along a blood vessel, then the handle 6 is gently rotated, the spiral auger 24 is rotated, a hole is drilled at the blocked position, then the first tube body 1 is continuously pushed, the air bag 13 is pushed into the hole in the blocked position, then the outside air is filled along the fourth tube body 15, the baffle ring 23 slides on the inner wall of the fourth tube body 15 under the pushing force of the air, the air is sequentially filled into the air bag 13 along the third tube body 9, the tee tube 8 and the second tube body 7, the first fixing block 14 on the air bag 13 is clamped at the blocked position, the steel wire 10 is pulled outwards, the steel wire 10 drives the first supporting rod 27 to move outwards, the second fixing plate 31 is driven to rotate on the inner wall of the fourth slotted hole 29 through the rotating shaft, the third fixing plate 32 on the second fixing plate 31 is matched with the sixth slotted hole 35 on the fourth fixing plate 34, so that the second fixing plate 31 and the fourth fixing plate 34 are on the same straight line, the second fixing plate 31 and the fourth fixing plate 34 support the supporting plate 38, the air bag 13 is supported, the air bag 13 can better open the blocking position, a patient is better treated, the air bag 13 is continuously inflated, the treatment effect is met, the baffle ring 23 can block the fifth pipe body 19 under the driving of the spring 21, the tightness of the air bag 13 is ensured, the blocking position of the patient can be better treated, the valve 18 is opened after treatment, the air in the air bag 13 is discharged, then the steel wire 10 is pushed towards the inside of the patient, the second fixing plate 31 is reversely rotated, the biological balloon dilation catheter is restored to the pre-use state, then the biological balloon dilation catheter is pulled out along the blood vessel, completing the treatment of the blocked part of the patient.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (4)
1. A biological balloon dilation catheter comprising a first tube (1), characterized in that: the novel three-way pipe comprises a handle (6), a third pipe body (9), a fourth pipe body (15) and a first fixing plate (28), wherein a group of second baffles (4) and a group of third baffles (5) are sequentially fixed on the inner wall of the first pipe body (1) from left to right, a fifth pipe body (19) and a fourth baffle (16) are sequentially fixed on the inner wall of the fourth pipe body (15) from top to bottom, one end of the third pipe body (9) penetrates through one surface of the fourth baffle (16) and extends into the fourth pipe body (15), a three-way pipe (8) is fixed at the other end of the third pipe body (9), a second pipe body (7) is fixed at one opposite end of the three-way pipe (8), and an air bag (13) is communicated with the other end of the second pipe body (7);
the novel steel wire pipe is characterized in that a flange (20) is fixed on the inner wall of the fifth pipe body (19), a spring (21) is fixed on one surface of the flange (20), a rubber pad (22) is fixed on the other end of the spring (21), a baffle ring (23) is fixed on the peripheral side surface of the rubber pad (22), the peripheral side surface of the baffle ring (23) slides along the inner wall of the fourth pipe body (15), a steel wire (10) is fixed on one surface of the handle (6), the other end of the steel wire (10) penetrates through one surface of the third baffle plate (5) and is fixedly provided with a second fixing block (25), a third fixing block (26) is fixed on one surface of the second fixing block (25), a spiral auger (24) is fixed on the peripheral side surface of the steel wire (10), and one surface of the second fixing block (25) is fixedly connected with one surface of the spiral auger (24).
The novel steel wire structure is characterized in that a first supporting rod (27) is fixed on the peripheral side surface of the steel wire (10), a fifth slot hole (30) is formed in the axis of the first fixing plate (28), a plurality of fourth slot holes (29) are formed in the inner wall of the fifth slot hole (30) on one surface of the first fixing plate (28), a second fixing plate (31) is fixedly connected to the inner wall of the first fixing plate (28) through rotating shafts, a third fixing plate (32) and a limiting block (33) are sequentially fixed on one surface of the second fixing plate (31) from left to right, a supporting plate (38) is fixed on one surface of the supporting plate (38), a bracket (37) is fixedly connected to the inner wall of the bracket (37) through rotating shafts, a fourth slot hole (34) is formed in one surface of the fourth fixing plate (34), a surface of the third fixing plate (32) is in clearance fit with the inner wall of the sixth slot hole (35), a seventh surface of the fourth fixing plate (34) is fixedly connected to the limiting block (36) through rotating shafts, and the seventh slot hole (36) is formed in one surface of the seventh fixing plate (34);
a first baffle (2) is fixed at one end of the first pipe body (1), a first slotted hole (3) is formed in one surface of the first baffle (2), a third slotted hole (12) and a group of second slotted holes (11) are formed in one surface of the second baffle (4), the inner wall of each second slotted hole (11) is fixedly connected with the peripheral side surface of the second pipe body (7), and the peripheral side surface of the steel wire (10) sequentially slides along the inner wall of the first slotted hole (3) and the inner wall of each second slotted hole (11) from left to right;
the air bag is characterized in that a plurality of first fixing blocks (14) are fixed on the peripheral side face of the air bag (13), the cross section of the air bag (13) is of a circular ring-shaped structure, an exhaust pipe (17) is communicated with the peripheral side face of the third pipe body (9), and a valve (18) is arranged on the exhaust pipe (17).
2. A biological balloon dilation catheter according to claim 1 wherein the flange (20) is a cross-shaped flange and the rubber pad (22) is of spherical configuration, the outer diameter of the baffle ring (23) is equal to the inner diameter of the fourth tube (15) and is 2mm-3mm larger than the inner diameter of the fifth tube (19), and the outer diameter of the rubber pad (22) is 1mm-2mm smaller than the inner diameter of the fifth tube (19).
3. A biological balloon dilation catheter according to claim 1 wherein the third fixed block (26) is of hemispherical configuration and the second fixed block (25) is of frusto-conical configuration.
4. A biological balloon dilation catheter according to claim 1 wherein the first fixing plate (28) is of cross-shaped cross-section, the support (37) is a U-shaped support, the support plate (38) is of fan-shaped cross-section, and the fourth slot (29), seventh slot (36) and sixth slot (35) are of rectangular cross-section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811064792.3A CN108853694B (en) | 2018-09-12 | 2018-09-12 | Biological saccule dilating catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811064792.3A CN108853694B (en) | 2018-09-12 | 2018-09-12 | Biological saccule dilating catheter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108853694A CN108853694A (en) | 2018-11-23 |
| CN108853694B true CN108853694B (en) | 2024-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811064792.3A Active CN108853694B (en) | 2018-09-12 | 2018-09-12 | Biological saccule dilating catheter |
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| CN (1) | CN108853694B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110064122B (en) * | 2019-03-27 | 2021-07-27 | 中国人民解放军陆军军医大学第一附属医院 | Blood vessel expansion balloon |
| CN111658235A (en) * | 2020-07-07 | 2020-09-15 | 南方医科大学南方医院 | Artificial aortic valve stent implanted through catheter and conveying system thereof |
| CN112206058B (en) * | 2020-10-21 | 2022-10-25 | 湖南雅美医疗美容医院有限公司 | Skin expansion device for burn plastic surgery |
| CN114917458A (en) * | 2022-05-19 | 2022-08-19 | 南京脉创医疗科技有限公司 | Large-inner-cavity balloon guide catheter |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1042477A (en) * | 1988-11-10 | 1990-05-30 | C.R.巴德有限公司 | The balloon dilatation catheter of band integral guidewire |
| WO1996040349A1 (en) * | 1995-06-07 | 1996-12-19 | Advanced Cardiovascular Systems, Inc. | Sheath for an adjustable length balloon |
| CN101318496A (en) * | 2008-07-13 | 2008-12-10 | 锦州锦恒汽车安全系统有限公司 | Self-locking safety air sac of strap |
| CN102573982A (en) * | 2009-06-08 | 2012-07-11 | 曲利姆医疗股份有限公司 | Side branch balloon |
| CN204972653U (en) * | 2015-07-14 | 2016-01-20 | 中国人民解放军南京军区南京总医院 | Novel catheter |
| JP2016146919A (en) * | 2015-02-12 | 2016-08-18 | 株式会社カネカ | Manufacturing apparatus and manufacturing method of ballon catheter |
| CN106310489A (en) * | 2016-08-22 | 2017-01-11 | 卢家忠 | Guiding catheter |
| CN106422032A (en) * | 2016-09-28 | 2017-02-22 | 上海凯利泰医疗科技股份有限公司 | Balloon catheter for vertebral expansion and preparation method of balloon catheter for vertebral expansion |
| CN107343981A (en) * | 2017-07-28 | 2017-11-14 | 西安交通大学医学院第附属医院 | A kind of sacculus dilating catheter |
| CN209108389U (en) * | 2018-09-12 | 2019-07-16 | 杭州耕鑫生物科技有限公司 | A kind of biology sacculus dilating catheter |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130289606A1 (en) * | 2000-02-01 | 2013-10-31 | Kletschka Foundation | Embolic Protection Device Having Expandable Trap |
| US20060085054A1 (en) * | 2004-09-09 | 2006-04-20 | Zikorus Arthur W | Methods and apparatus for treatment of hollow anatomical structures |
-
2018
- 2018-09-12 CN CN201811064792.3A patent/CN108853694B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1042477A (en) * | 1988-11-10 | 1990-05-30 | C.R.巴德有限公司 | The balloon dilatation catheter of band integral guidewire |
| WO1996040349A1 (en) * | 1995-06-07 | 1996-12-19 | Advanced Cardiovascular Systems, Inc. | Sheath for an adjustable length balloon |
| CN101318496A (en) * | 2008-07-13 | 2008-12-10 | 锦州锦恒汽车安全系统有限公司 | Self-locking safety air sac of strap |
| CN102573982A (en) * | 2009-06-08 | 2012-07-11 | 曲利姆医疗股份有限公司 | Side branch balloon |
| JP2016146919A (en) * | 2015-02-12 | 2016-08-18 | 株式会社カネカ | Manufacturing apparatus and manufacturing method of ballon catheter |
| CN204972653U (en) * | 2015-07-14 | 2016-01-20 | 中国人民解放军南京军区南京总医院 | Novel catheter |
| CN106310489A (en) * | 2016-08-22 | 2017-01-11 | 卢家忠 | Guiding catheter |
| CN106422032A (en) * | 2016-09-28 | 2017-02-22 | 上海凯利泰医疗科技股份有限公司 | Balloon catheter for vertebral expansion and preparation method of balloon catheter for vertebral expansion |
| CN107343981A (en) * | 2017-07-28 | 2017-11-14 | 西安交通大学医学院第附属医院 | A kind of sacculus dilating catheter |
| CN209108389U (en) * | 2018-09-12 | 2019-07-16 | 杭州耕鑫生物科技有限公司 | A kind of biology sacculus dilating catheter |
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