CN112603497B - Be used for arteria femoralis antegrade to intervene puncture utensil - Google Patents
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- CN112603497B CN112603497B CN202011539242.XA CN202011539242A CN112603497B CN 112603497 B CN112603497 B CN 112603497B CN 202011539242 A CN202011539242 A CN 202011539242A CN 112603497 B CN112603497 B CN 112603497B
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3415—Trocars; Puncturing needles for introducing tubes or catheters, e.g. gastrostomy tubes, drain catheters
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Abstract
The invention provides a puncture device for femoral artery direct intervention, which comprises a first needle body and a second needle body, wherein the first needle body comprises an integral cylindrical first needle handle and a first needle body, the far end of the first needle body is provided with a first radiography channel outlet, the second needle body is sleeved in the first needle body and can rotate in the first needle body and move up and down along the axial direction of the first needle body, a partition wall is arranged in the second needle body and divides the whole second needle body into a first channel and a second channel, the far end of the second channel is an inclined second radiography channel outlet tightly attached to the inner wall of the first needle body, a gap is reserved in the first needle body, and when the second needle body moves in the first needle body and the second radiography channel outlet moves to the gap, the near end opening of the second needle handle is communicated with the gap. The invention can avoid the instability of the puncture needle caused by withdrawing the puncture needle and rotating the puncture needle, which causes the obvious pain of the patient.
Description
Technical Field
The invention relates to the technical field of medical interventional puncture instruments, in particular to a puncture instrument for femoral artery antegrade interventional puncture.
Background
In the interventional treatment of lower limb arteriosclerosis obliterans, the common femoral artery is punctured and then is selected, and the superficial femoral artery is entered, which is one of the key points of the operation. However, due to the structure of the prior art needles, most surgeons experience the following inconveniences during the surgical procedure: after the puncture is successful, the guide wire is followed, and the femoral artery is found to enter after the radiography, so that the puncture needs to be performed again, even the operation fails, and the pain is increased for the patient.
In order to solve the technical problem, a chinese patent (No. CN101513357B) discloses a femoral artery antegrade puncture needle (hereinafter referred to as "the solution"), which comprises an integral cylindrical needle body and a needle handle, wherein a partition wall is arranged in a lumen channel, and the partition wall axially divides the channel into a left channel and a right channel which are independent of each other, and the like. The scheme is used for interventional therapy, even if the puncture needle is punctured into the femoral artery, the guide wire can be ensured to smoothly enter the target blood vessel, the problem that the guide wire is followed after the puncture is successful, the femoral artery is found to enter after radiography, the puncture is needed again, even the operation is failed, and the pain is increased for a patient is solved. However, the scheme still has the following defects: because the deep femoral artery and the superficial femoral artery are positioned on the same horizontal plane under the screen under the roadmap, the puncture needle needs to be slowly withdrawn while imaging at the entrance of the right imaging channel, and the pain of a patient can be caused by factors such as shaking when the puncture needle is pushed; moreover, if the second guidewire still enters the deep femoral artery, rotating the needle may not only increase the pain experienced by the patient, but also require that the guidewire be first withdrawn into the exit port of the right contrast channel before rotation.
Disclosure of Invention
The present invention is directed to a femoral artery antegrade interventional puncture device to solve the above-mentioned problems of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
a puncture outfit for femoral artery direct-moving intervention comprises a first needle body and a second needle body, wherein the first needle body comprises an integral tubular first needle handle and a first needle body, the second needle body comprises an integral tubular second needle handle and a second needle body, the proximal ends of the first needle handle and the second needle handle are open, the distal end of the first needle body is provided with a first radiography channel outlet, the second needle body is sleeved in the first needle body and can rotate in the first needle body and move up and down along the axial direction of the first needle body, a partition wall is arranged in the second needle body and is arranged from the proximal end of the second needle handle to the distal end of the second needle body, the whole second needle body is divided into a first channel and a second channel, the distal end of the second channel is an inclined second radiography channel outlet tightly attached to the inner wall of the first needle body, a notch is reserved in the first needle body, when the second needle body moves in the first needle body and the second contrast channel outlet moves to the notch, the near-end opening of the second needle handle is communicated with the notch.
Preferably, the notch includes first notch and second notch, first notch and second notch distribute the setting dorsad, when second radiography passageway export moved to first notch and second notch any one department, can switch the near-end opening of second needle handle respectively with the first notch and the through state between the second notch through rotating the second needle handle.
Preferably, the outer wall of the second needle body slides and rotates with the inner wall of the first needle body through a sleeving ring sleeve, and an elastic rubber plug ring is arranged on the outlet of the second radiography channel.
Preferably, a positioning structure is further arranged between the second needle body and the first needle body, and the positioning structure comprises a first sealing ring and a second sealing ring with elasticity, wherein the first sealing ring is fixed on the inner wall of the first needle body, and the second sealing ring is sleeved on the outer wall at the far end of the second needle body.
Preferably, the first sealing ring is located near the proximal end of the notch, and in the initial state, the distal end of the sleeving collar is in contact with the proximal end of the first sealing ring, and the second sealing ring is located near the distal end of the notch.
Preferably, a pointer is arranged at the opening of the near end of the first needle handle, an indicating line is arranged on the outer wall of the second needle handle along the axial direction, and an included angle between the pointer and the indicating line is 180 degrees in an initial state.
Preferably, the first channel and the second channel are provided with a contrast channel inlet near the proximal opening.
Preferably, the outer wall of the proximal opening of each of the first channel and the second channel is provided with a plug.
Preferably, a grab handle is installed on the outer wall of the first needle handle.
Compared with the prior art, the invention has the beneficial effects that:
in the invention, when in operation, after the instrument is used for transfemoral artery access: it is fixed promptly to hold through the grab handle after puncturing with first needle body, insert short seal wire from first passageway, first radiography passageway export is gone out, if discover short seal wire at the deep femoral artery after the radiography of the radiography passageway entry from first passageway, then beat the C arm machine into thirty to forty degrees's oblique angle, make the deep femoral artery be in same horizontal plane with the shallow femoral artery under the screen under the road map, it shifts up to lead to the second needle handle, exit the second breach that moves back the breach with second radiography passageway, the radiography passageway entry radiography through the second passageway simultaneously, can reciprocate the second needle body in first needle body this moment: the second contrast channel outlet can be fine-tuned up and down in the second gap to achieve that the second contrast channel outlet is in the common femoral artery. Then, under roadmapping, the guidewire is inserted from the second channel, exiting from the exit of the second contrast channel, and if the second guidewire is still entering the deep femoral artery, by rotating the second needle: the exposed second needle handle is rotated to rotate the second needle body, so that the outlet of the second radiography channel is rotated from the second notch to the first notch, and then radiography is carried out at the inlet of the radiography channel of the second channel, so that the second guide wire enters the superficial femoral artery. After the contrast from the contrast channel inlet of the second channel is clear, the first guide wire is withdrawn first, the whole first needle body is communicated with the second needle body and is pulled out, and then the contrast catheter is followed, so that the second guide wire and the followed contrast catheter can be clear of the superficial femoral artery, and the superficial femoral artery operation can be performed.
When the needle is used, the first needle body is held and fixed through the holding handle after being punctured, the second needle body is rotated, so that the second radiography channel outlet of the second channel of the second needle body can be switched at any position of the first notch and the second notch, and the through state between the second channel and the first notch and the second notch can be switched by rotating the second needle handle, so that the pain caused by withdrawing the first needle body is greatly avoided. Compared with the prior art, the puncture needle can avoid the obvious pain of the patient caused by withdrawing the puncture needle, and avoid the instability of the puncture needle caused by withdrawing the puncture needle and rotating the puncture needle to cause the obvious pain of the patient.
Therefore, the stability of the operation intervention puncture can be increased, and the pain feeling caused by shaking when the first needle body is used as a puncture needle to intervene is reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the second needle moving along the first needle according to the present invention;
FIG. 3 is a schematic view illustrating that the second needle body is rotated 180 degrees in the first needle body in the state of FIG. 2 according to the present invention;
FIG. 4 is a schematic view of the second contrast passage outlet located in the first notch or the second notch to achieve through-connection.
In the figure: 1 first needle handle, 2 first needle body, 3 second needle handle, 4 second needle body, 5 first contrast passage outlet, 6 partition wall, 7 first passage, 8 second passage, 9 second contrast passage outlet, 10 gap, 11 first gap, 12 second gap, 13 ring sleeve, 14 first sealing ring, 15 second sealing ring, 16 rubber plug ring, 17 plug, 18 contrast passage inlet, 19 pointer, 20 indicating line, 21 holding handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
referring to fig. 1 to 4, the present invention provides a technical solution:
the utility model provides a be used for femoral artery to intervene puncture outfit in same direction as moving, includes first needle body and second needle body, first needle body includes the first needle handle 1 and the first needle body 2 of integral tube-shape, the second needle body includes the second needle handle 3 and the second needle body 4 of integral tube-shape, the equal opening in near-end of first needle handle 1 and second needle handle 3, the distal end (the distal end is based on outside operation end to carry out the definition for the near-end) of first needle body 2 has first radiography passageway export 5, first needle body and second needle body are similar shape, second needle body suit is in first needle body, and can rotate in first needle body and reciprocate along the axial direction of first needle body, have a partition wall 6 in the second needle body, this partition wall sets up along the near-end of second needle handle 3 to the distal end of second needle body 4, and this partition wall 6 divide into first passageway 7 and second passageway 8 with whole second needle body, the distal end of second passageway 8 is an slope and pastes tight second radiography passageway export 9 mutually with 2 inner walls of first needle body, it has breach 10 to reserve on the first needle body 2 the second needle body when first needle body moves in the first needle body, when second radiography passageway export 9 remove with breach 10 department, realize lining up between the near-end opening of second needle handle 3 and the breach 10.
Specifically, the length D of the notch 10 is greater than the diameter D of the second contrast channel outlet 9, the notch 10 includes a first notch 11 and a second notch 12, the first notch 11 and the second notch 12 are distributed in a back-to-back manner, and when the second contrast channel outlet 9 moves to any one of the first notch 11 and the second notch 12, the through state between the proximal opening of the second needle handle 3 and the first notch 11 and the second notch 12 can be switched by rotating the second needle handle 3. The outer wall of the second needle body 4 slides and rotates with the inner wall of the first needle body 2 through a sleeving ring sleeve 13, and an elastic rubber plug ring 16 is arranged on the outlet 9 of the second radiography channel. As shown in fig. 1, in the initial state, it can be realized that the short guide wire is used to penetrate through the first channel 7 and exit from the first contrast channel exit 5, and the short guide wire can be found in the femoral (deep) artery after the contrast channel entrance 18 of the first channel 7 is used for contrast. Because second radiography passageway export 9 and breach 10 are for staggering, second radiography passageway export 9 is close to first radiography passageway export 5 promptly, and second radiography passageway export 9 and the interior wall shape looks adaptation of first needle body 2, hug closely at first needle body 2 inner wall, and set up an elastic rubber plug circle 16, the puncture is bled and can not enter into second passageway 8 by second radiography passageway export 9, can realize the sealed of second passageway 8 to the intervention of contrast medium radiography and second seal wire is pushed through the radiography passageway entry 18 of second passageway 8.
Specifically, still have location structure between second needle body 4 and the first needle body 2, location structure is including having elastic first sealing washer 14 and second sealing washer 15, wherein first sealing washer 14 is fixed at the inner wall of first needle body 2, second sealing washer 15 cover is at the outer wall of the distal end of second needle body 4. The first sealing ring 14 is located near the proximal end of the gap 10, and in the initial state, the distal end of the sleeving collar 13 is in contact with the proximal end of the first sealing ring 14, and the second sealing ring 15 is located near the distal end of the gap 10. As shown in fig. 1-2 and 4, the positioning structure is capable of keeping the second channel 8 in the initial state for sealing, and when the second needle moves up and down in the first needle, the second needle can be positioned between the first sealing ring 14 and the second sealing ring 15, and between the ring sleeve 13 and the first sealing ring 14, so as to prevent the second needle 4 from slipping out of the first needle 2 when the second needle moves up (retreating), and to prevent the second radiography channel outlet 9 from rapidly dislocating with the notch 10 when the second needle moves down (pushing) for sealing.
Specifically, a pointer 19 is arranged at an opening of a proximal end of the first needle handle 1, an indicating line 20 is arranged on an outer wall of the second needle handle 3 along an axial direction, and an included angle between the pointer 19 and the indicating line 20 is 180 degrees in an initial state. The first channel 7 and the second channel 8 are respectively provided with a contrast channel inlet 18 near the near-end opening, the outer walls of the near-end openings of the first channel 7 and the second channel 8 are respectively provided with a plug 17, and the outer wall of the first needle handle 1 is provided with a holding handle 21. As shown in fig. 2-3, when the second contrast passage outlet 9 is switched to the first passage 7 and the second passage 8 for communication/through, the angle between the pointer 19 and the indication line 20 is set to 180 ° in the initial state, so that the second contrast passage outlet 9 can be overlapped with the arrow indication of the pointer 19 after the second needle handle 3 is rotated 180 °, and in this embodiment, it can be known that the second contrast passage outlet 9 is switched from the second notch 12 to the first notch 11. The purpose of the plugs is to plug the second channel 8 when the first channel 7 is used, and to plug the first channel 7 when the second channel 8 is used, so that contrast agent or return blood is spilled; through installation grab handle 21, when rotatory to the second needle body, can be through holding grab handle 21 motionless, rotate first needle body alone can, the whole firm nature of first needle body has been increased, in the embodiment, during initial state, the near-end of second needle body stretches out outward, second needle handle 3 stretches out outside first needle handle 1 promptly, and the near-end of second needle handle 3 also can set up the grab handle and be used for rotating, and other places not narrated in this embodiment, like the radial projection top of first radiography passageway export 5 can refer to prior art to the interval distance etc. of the radial projection bottom of breach 10, the same with prior art, no longer redundance here.
In the invention, when in operation, after the instrument is used for transfemoral artery access: the first needle body is punctured, namely the first needle body is held and fixed through the grab handle 21, the short guide wire is inserted into the first channel 7, the first radiography channel outlet 5 is arranged, if the short guide wire is found in the deep femoral artery after radiography from the radiography channel inlet 18 of the first channel 7, the C-arm machine is beaten to an inclined angle of thirty-to-forty degrees, the deep femoral artery and the superficial femoral artery are positioned at the same horizontal plane under the screen under the roadmap, the second needle handle 3 moves upwards, the second radiography channel outlet 9 is retreated to the second notch 12 of the notch 10, meanwhile, radiography is carried out through the radiography channel inlet 18 of the second channel 8, and at the moment, the second needle body 4 can move upwards and downwards in the first needle body 2: the second contrast channel outlet 9 can be fine-tuned up and down in the second recess 12 to the extent that the second contrast channel outlet 9 is in the common femoral artery. Then, under roadmapping, the guidewire is inserted from the second channel 8, exiting from the second contrast channel exit 9, and if the second guidewire is still entering the deep femoral artery, by rotating the second needle: the second needle handle 3 which is exposed is rotated to rotate the second needle body 4, so that the second contrast channel outlet 9 is rotated from the second gap 12 to the first gap 11, and then contrast is carried out through the contrast channel inlet 18 of the second channel 8, and a second guide wire can enter the superficial femoral artery. After the contrast is clear from the contrast channel inlet 18 of the second channel 8, the first guide wire is firstly withdrawn, the whole first needle body is communicated with the second needle body and is pulled out, and then the contrast catheter is followed, so that the second guide wire and the followed contrast catheter can be clear of the superficial femoral artery, and the superficial femoral artery operation can be performed.
In the invention, when in use, the first needle body is held and fixed by the holding handle 21 after being punctured, and the second needle body is rotated, so that the second radiography channel outlet 9 of the second channel 8 of the second needle body can be switched at any position of the first gap 11 and the second gap 12, and the through state between the second channel 8 and the first gap 11 and the second gap 12 can be switched by rotating the second needle handle 3, thereby greatly avoiding the pain feeling caused by withdrawing the first needle body, meanwhile, the second needle body is rotated by fixing the first needle body, the second radiography channel outlet 9 can be quickly switched at any position of the first gap 11 and the second gap 12, realizing the required through state, and further easily entering the superficial femoral artery by the second guide wire. Compared with the prior art, the puncture needle can avoid the obvious pain of the patient caused by withdrawing the puncture needle, and avoid the instability of the puncture needle caused by withdrawing the puncture needle and rotating the puncture needle to cause the obvious pain of the patient.
Therefore, the stability of the operation intervention puncture can be increased, and the pain feeling caused by shaking when the first needle body is used as a puncture needle to intervene is reduced.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a be used for arteria femoralis to intervene puncture instrument in same direction as moving, includes first needle body and second needle body, first needle body includes first needle handle (1) and the first needle body (2) of integral tube-shape, the second needle body includes second needle handle (3) and the second needle body (4) of integral tube-shape, the equal opening in proximal end of first needle handle (1) and second needle handle (3), the distal end of first needle body (2) has first radiography passageway export (5), its characterized in that: the second needle body suit is internal at first needle, and can rotate in first needle body and reciprocate along the axial direction of first needle body, a partition wall (6) has in the second needle body, this partition wall (6) divide into first passageway (7) and second passageway (8) with whole second needle body, the distal end of second passageway (8) is a slope and pastes tight second radiography passageway export (9) mutually with first needle body (2) inner wall, it has breach (10) to reserve on first needle body (2), when the second needle body moves in first needle body, when second radiography passageway export (9) move to with breach (10) department, realize lining up between the near-end opening of second needle handle (3) and breach (10), breach (10) include first breach (11) and second breach (12), first breach (11) and second breach (12) distribute the setting dorsad, when the second contrast passage outlet (9) moves to any one of the first gap (11) and the second gap (12), the through state between the proximal end opening of the second needle handle (3) and the first gap (11) and the second gap (12) can be switched by rotating the second needle handle (3).
2. A puncture device for use in antegrade femoral artery access according to claim 1, wherein: the length of the gap (10) is larger than the diameter of the second contrast channel outlet (9).
3. A puncture device for use in antegrade femoral artery intervention according to claim 1 or 2, wherein: the outer wall of the second needle body (4) slides and rotates with the inner wall of the first needle body (2) through a sleeving ring sleeve (13), and an elastic rubber plug ring (16) is arranged on the outlet (9) of the second radiography channel.
4. A puncture device for use in antegrade femoral artery access according to claim 3, wherein: still have location structure between second needle body (4) and first needle body (2), location structure is including having elastic first sealing washer (14) and second sealing washer (15), wherein first sealing washer (14) are fixed at the inner wall of first needle body (2), second sealing washer (15) cover is at the outer wall of the distal end of second needle body (4).
5. An antegrade interventional puncture device for femoral arteries according to claim 4, wherein: the first sealing ring (14) is located near the proximal end of the notch (10), and in an initial state, the distal end of the sleeving ring sleeve (13) is in contact with the proximal end of the first sealing ring (14), and the second sealing ring (15) is located near the distal end of the notch (10).
6. A puncture device for use in antegrade femoral artery access according to claim 1, wherein: an indicator (19) is arranged at the opening of the near end of the first needle handle (1), an indicating line (20) is arranged on the outer wall of the second needle handle (3) along the axial direction, and an included angle formed between the indicator (19) and the indicating line (20) is 180 degrees in the initial state.
7. A puncture device for use in antegrade femoral artery access according to claim 1, wherein: the first channel (7) and the second channel (8) are provided with a contrast channel inlet (18) close to the proximal opening.
8. A puncture device for use in antegrade femoral artery access according to claim 1, wherein: the outer walls of the proximal openings of the first channel (7) and the second channel (8) are provided with plugs (17).
9. A puncture device for use in antegrade femoral artery access according to claim 1, wherein: a grab handle (21) is arranged on the outer wall of the first needle handle (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011539242.XA CN112603497B (en) | 2020-12-23 | 2020-12-23 | Be used for arteria femoralis antegrade to intervene puncture utensil |
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| CN202011539242.XA CN112603497B (en) | 2020-12-23 | 2020-12-23 | Be used for arteria femoralis antegrade to intervene puncture utensil |
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| CN112603497B true CN112603497B (en) | 2022-06-21 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101513357A (en) * | 2009-03-23 | 2009-08-26 | 祝慧鹏 | Femoral artery direct puncture needle |
| CN202665647U (en) * | 2012-06-08 | 2013-01-16 | 赵士营 | Portable femoral artery puncture needle |
| CN203042394U (en) * | 2013-01-03 | 2013-07-10 | 孔勇 | Femoral artery arteriography puncture positioning device |
| CN103313682A (en) * | 2010-07-08 | 2013-09-18 | 因特脉管有限公司 | Deployment device for placement of multiple intraluminal surgical staples |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5409453A (en) * | 1992-08-12 | 1995-04-25 | Vidamed, Inc. | Steerable medical probe with stylets |
| JP5084259B2 (en) * | 2004-04-05 | 2012-11-28 | 株式会社ハイレックスコーポレーション | Puncture needle for collecting bone marrow and medical instrument set using the same |
| CN102125456A (en) * | 2011-03-31 | 2011-07-20 | 浙江大学 | Novel artery puncture trocar |
-
2020
- 2020-12-23 CN CN202011539242.XA patent/CN112603497B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101513357A (en) * | 2009-03-23 | 2009-08-26 | 祝慧鹏 | Femoral artery direct puncture needle |
| CN103313682A (en) * | 2010-07-08 | 2013-09-18 | 因特脉管有限公司 | Deployment device for placement of multiple intraluminal surgical staples |
| CN202665647U (en) * | 2012-06-08 | 2013-01-16 | 赵士营 | Portable femoral artery puncture needle |
| CN203042394U (en) * | 2013-01-03 | 2013-07-10 | 孔勇 | Femoral artery arteriography puncture positioning device |
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| CN112603497A (en) | 2021-04-06 |
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