CN212522590U - Big inner diameter trigeminy trocar device of easy operation - Google Patents

Big inner diameter trigeminy trocar device of easy operation Download PDF

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Publication number
CN212522590U
CN212522590U CN202021424837.6U CN202021424837U CN212522590U CN 212522590 U CN212522590 U CN 212522590U CN 202021424837 U CN202021424837 U CN 202021424837U CN 212522590 U CN212522590 U CN 212522590U
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sleeve
head
plastic
needle
sleeve head
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吴向阳
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Abstract

The utility model discloses an easy big internal diameter trigeminy trocar device of operation belongs to the medical instrument field. The device include aseptic packing cover of plastics, first tube head, second tube head, puncture steel syringe needle and blood storage storehouse and the stopper that removes, the piece fluting of kneading the dough has all been seted up to the one end both sides of the aseptic packing cover of plastics, the inside of the aseptic packing cover of plastics is close to the grooved one end of kneading the dough and is provided with the slope buckle, the aseptic packing cover of plastics passes through slope buckle fixed joint has first tube head, first tube head is close to the fixed intercommunication of the one end center department of the aseptic packing cover of plastics and has first plastic sleeve, second plastic sleeve has been cup jointed in first plastic sleeve's inside slip, hollow steel needle has been cup jointed in second plastic sleeve's inside slip. The utility model discloses in, be provided with first plastic sleeve pipe and second plastic sleeve pipe, the hollow steel needle of cooperation can combine the advantage of thin needle and thick needle, has realized only the puncture degree of difficulty of thin needle, has reached the purpose of the result of use of thick needle.

Description

Big inner diameter trigeminy trocar device of easy operation
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to an easy big inner diameter trigeminy trocar device of operation.
Background
The indwelling needle is a needle which can be repeatedly used for a plurality of times after once puncturing a blood vessel when a transfusion bottle is used for a long time, and can relieve the pain of a patient caused by a plurality of injections.
The existing trocar is a double-needle, and the plastic cannula inserted in each puncture is of constant inner diameter. The fine needle is easy to puncture successfully, but has the defects of insufficient lumen, easy folding, easy blockage, easy separation, easy blood seepage due to repeated adjustment and the like. The thick needle has the advantages of large lumen, difficult folding, difficult blocking, difficult falling, difficult blood seepage without repeated adjustment, and the like, but has the defects of difficult puncture and easy blood seepage.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an easy-to-operate large-inner-diameter triple trocar device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an easy big inner diameter trigeminy trocar device of operating, includes plastic aseptic package cover 1, first sleeve head 2, second sleeve head 3, puncture steel syringe needle 4, blood storage storehouse 20 and the stopper 24 of removing, its characterized in that:
the plastic sterile packaging sleeve 1 is detachably connected with the first sleeve head 2; the first sleeve head 2 and the second sleeve head 3 are detachably connected;
a first plastic sleeve 8 is arranged at the center of one end of the first sleeve head 2 close to the plastic sterile packaging sleeve 1, and the pipe body of the first plastic sleeve 8 gradually extends towards the tail end of the pipe;
a second plastic sleeve 13 is sleeved in the first plastic sleeve 8 in a sliding manner, and the inner diameter of the first plastic sleeve 8 is larger than that of the second plastic sleeve 13;
one end of the second plastic sleeve 13, which is far away from the plastic sterile packaging sleeve 1, is fixedly communicated with the second sleeve head 3;
a hollow steel needle 17 is sleeved in the second plastic sleeve 13 in a sliding manner;
one end of the hollow steel needle 17 far away from the plastic sterile packaging sleeve 1 is provided with a puncture steel needle head 4;
a transparent plastic handle 19 is arranged at one end of the puncture steel needle head 4 far away from the second sleeve head 3;
a blood storage bin 20 is arranged at one end of the inner part of the transparent plastic handle 19, which is far away from the second sleeve head 3;
one end of the hollow steel needle 17 far away from the second sleeve head 3 passes through the transparent plastic handle 19 to be fixedly communicated with the blood storage bin 20;
a removable plug 24 is removably attached to the end of the blood storage bin remote from the second cannula head 3.
As a further description of the above technical solution:
both sides of the first sleeve head 2 are fixedly connected with puncture kneading pieces 9, and one end of the plastic sterile packaging sleeve 1 is provided with a concave clamping groove 12; the puncture kneading piece 9 can be clamped on the concave slot 12.
As a further description of the above technical solution:
first sleeve head 2 with the one end that second sleeve head 3 kept away from plastic aseptic packaging cover 1 all is provided with sleeve pipe tail ring 14, two sleeve pipe tail ring 14 surface all is provided with tail ring external screw thread 16.
As a further description of the above technical solution:
first sleeve head 2 comprises first sleeve body 7 and first plastic sleeve 8, and first plastic sleeve 8 is fixed in first sleeve body 7, and second sleeve head 3 comprises second sleeve body 11 and second plastic sleeve 13, and second plastic sleeve 13 is fixed in second sleeve body 11.
As a further description of the above technical solution:
the second sleeve head 3 is provided with a sleeve chuck 10, wherein the sleeve chuck 10 is internally provided with a sleeve chuck internal thread 6, the sleeve pipe tail ring 14 can be sleeved in the sleeve chuck 10 and is connected with the sleeve pipe tail ring 14 through the sleeve chuck internal thread 6 in a matching threaded manner.
As a further description of the above technical solution:
the removed plug 24 is a removable vent plug or a removable hemostatic plug.
As a further description of the above technical solution:
wherein, one end of the first sleeve head 2 or the second sleeve head 3 far away from the plastic sleeve can be provided with a heparin cap 5; the inside center department of heparin cap 5 is provided with seal cover 21, and the heparin cap 5 is provided with heparin cap internal thread 22 near the one end internal surface of second sleeve head 3, and heparin cap 5 is kept away from the inside sealing rubber 23 that is provided with of one end of second sleeve head 3.
As a further description of the above technical solution:
the heparin cap 5 and the first sleeve head 2 and the second sleeve head 3 are in threaded connection with the tail ring external thread 16 through the cap internal thread 22.
As a further description of the above technical solution:
needle point spacing groove 15 has been seted up to one side of the sleeve pipe tail ring 14 that second sleeve head 3 set up, puncture steel syringe needle 4 is close to one side of first sleeve head 2 and the corresponding position department fixedly connected with needle point stopper 18 of needle point spacing groove 15, wherein puncture steel syringe needle 4 with second sleeve head 3 passes through needle point stopper 18 and the fixed joint of needle point spacing groove 15.
As a further description of the above technical solution:
the needle point orientation position of the hollow steel needle 17 corresponds to the position of the needle point limiting block 18.
The utility model discloses following beneficial effect has:
1. the utility model discloses be provided with first plastic cannula and second plastic cannula, the hollow steel needle of cooperation can combine the advantage of thin needle and thick needle, has realized only the puncture degree of difficulty of thin needle, has reached the result of use's of thick needle purpose, can be used to all kinds of arteries and veins to keep somewhere the needle, and all kinds of arteries and veins are put pipe or intubate, and other inspection or treatment field need the trigeminy or ally oneself with more and put the pipe.
2. The utility model discloses thicker passageway is put into to usable puncture, and when having avoided such puncture of the drawback of conventional method expansion repeatedly still can avoid conventional method puncture, the problem that the expansion leads to some harmful cyst fluids to flow outward repeatedly.
3. The utility model discloses the first plastic casing pipe of usable outer layer plays the guard action to the second plastic casing pipe of the inside, can prevent to discount, also can keep somewhere in the blood vessel simultaneously during the use, earlier with the second plastic casing pipe of nexine, if can take out the second plastic casing pipe when appearing blockking up, remain the infusion of first plastic casing pipe, strengthened the utility model discloses a practicality.
4. The utility model discloses a plastics trocar adopts progressive to relate to, is showing to have reduced the painful sense of syringe needle insertion in-process, and the insertion process is more humanized, and the trigeminy sleeve pipe design is showing the service time limit that strengthens the needle device in addition, avoids chronic patient to prick the needle repeatedly, is showing to reduce patient's misery, and the treatment process is more humanized
Drawings
Fig. 1 is a schematic view of a combined structure of a large-inner-diameter triple trocar device easy to operate according to the present invention;
fig. 2 is a schematic view of a plastic sterile packaging sleeve of an easy-to-operate large-inner-diameter triple trocar device;
fig. 3 is a schematic structural view of a first casing head of an easy-to-operate large-inner-diameter triple trocar device according to the present invention;
fig. 4 is a schematic structural view of a second sleeve head of an easy-to-operate large-inner-diameter triple trocar device according to the present invention;
fig. 5 is a schematic structural view of a puncture rigid needle head of an easy-to-operate large-inner-diameter triple trocar device provided by the utility model;
fig. 6 is a schematic view of a heparin cap of an easy-to-operate large-inner-diameter triple trocar device according to the present invention.
Fig. 7 is a schematic needle head view of a large bore triple trocar assembly of the present invention which is easy to operate.
Illustration of the drawings:
1. plastic sterile packaging covers; 2. a first ferrule head; 3. a second ferrule; 4. puncturing a steel needle head; 5. a heparin cap; 6. The cutting sleeve is internally threaded; 7. a first sleeve body; 8. a first plastic sleeve; 9. puncturing and kneading the sheet; 10. a card sleeve; 11. a second sleeve body; 12. a concave slot; 13. a second plastic sleeve; 14. a casing tail ring; 15. a needle tip limiting groove; 16. a tail ring external thread; 17. a hollow steel needle; 18. a needle tip limiting block; 19. a transparent plastic handle; 20. a blood storage bin; 21. sealing sleeves; 22. heparin cap internal threads; 23. and (7) sealing rubber.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-6, the present invention provides an embodiment: an easy-to-operate large-inner-diameter triple trocar device comprises a plastic sterile packaging sleeve 1, a first trocar head 2, a second trocar head 3, a blood storage bin 20 and a removable plug 24, wherein the plastic sterile packaging sleeve 1 is detachably connected with the first trocar head 2; the first sleeve head 2 and the second sleeve head 3 are detachably connected; wherein the first sleeve head 2 is provided with a first plastic sleeve 8 at the center of one end close to the plastic sterile packaging sleeve 1, and the pipe body of the first plastic sleeve 8 gradually extends towards the tail end of the pipe; the progressive connection of the tail end of the tube body effectively reduces the pain of the patient caused by puncture. A second plastic sleeve 13 is sleeved in the first plastic sleeve 8 in a sliding manner, the inner diameter of the first plastic sleeve 8 is larger than that of the second plastic sleeve 13, one end, far away from the plastic sterile packaging sleeve 1, of the second plastic sleeve 13 is fixedly communicated with the second sleeve head 3, and a hollow steel needle 17 is sleeved in the second plastic sleeve 13 in a sliding manner; the one end that the aseptic packing of plastics cover 1 was kept away from to hollow steel needle 17 is equipped with puncture steel needle 4, and the one end that second sleeve head 3 was kept away from to puncture steel needle 4 is provided with transparent plastic handle 19, and the blood storage storehouse 20 has been seted up to the one end that second sleeve head 3 was kept away from to transparent plastic handle 19's inside, and the one end that second sleeve head 3 was kept away from to hollow steel needle 17 passes transparent plastic handle 19 and the fixed intercommunication in blood storage storehouse 20, and the one end detachable that second sleeve head 3 was kept away from in the blood storage storehouse is connected with removable stopper 24. Both sides of the first sleeve head 2 are fixedly connected with puncture kneading pieces 9, and one end of the plastic sterile packaging sleeve 1 is provided with a concave clamping groove 12; the puncture kneading piece 9 can be clamped on the concave slot 12. The sleeve head is fixed by a plastic sterile packaging sleeve. First sleeve head 2 with the one end that second sleeve head 3 kept away from plastic aseptic packaging cover 1 all is provided with sleeve pipe tail ring 14, two sleeve pipe tail ring 14 surface all is provided with tail ring external screw thread 16. The first sleeve head 2 is composed of a first sleeve body 7 and a first plastic sleeve 8, the first plastic sleeve 8 is fixed in the first sleeve body 7, the second sleeve head 3 is composed of a second sleeve body 11 and a second plastic sleeve 13, and the second plastic sleeve 13 is fixed in the second sleeve body 11. The second sleeve head 3 is provided with a sleeve chuck 10, wherein the sleeve chuck 10 is internally provided with a sleeve chuck internal thread 6, the sleeve pipe tail ring 14 can be sleeved in the sleeve chuck 10 and is connected with the sleeve pipe tail ring 14 through the sleeve chuck internal thread 6 in a matching threaded manner. Additionally, the removable plug 24 removably mounted to the distal end of the blood reservoir of the trocar device may be a removable vent plug or a removable hemostatic plug, with different plugs being used depending on the different puncture requirements. Needle point spacing groove 15 has been seted up to one side of the sleeve pipe tail ring 14 that second sleeve head 3 set up, puncture steel syringe needle 4 is close to one side of first sleeve head 2 and the corresponding position department fixedly connected with needle point stopper 18 of needle point spacing groove 15, wherein puncture steel syringe needle 4 with second sleeve head 3 passes through needle point stopper 18 and the fixed joint of needle point spacing groove 15.
One end of the first sleeve head 2 or the second sleeve head 3 far away from the plastic sleeve can be provided with a heparin cap 5; wherein the inside center department of heparin cap 5 is provided with seal cover 21, and the heparin cap 5 is provided with heparin cap internal thread 22 near the one end internal surface of second sleeve head 3, and heparin cap 5 is provided with sealing rubber 23 far away from the inside one end of second sleeve head 3. The heparin cap 5 and the first sleeve head 2 and the second sleeve head 3 are screwed with the tail ring external thread 16 through the cap internal thread 22.
The working principle is as follows: the utility model discloses during the use, utilize first plastic cannula 8 and second plastic cannula 12, the usable puncture of cooperation hollow steel needle 17 is put into first plastic cannula 8 and second plastic cannula 12 simultaneously in the blood vessel, the drawback of conventional method expansion repeatedly has been avoided, and when such puncture still can avoid conventional method puncture, the expansion leads to the problem of some harmful cyst fluid outflows repeatedly, and the advantage of thin needle and thick needle has been combined, the puncture degree of difficulty that has only thin needle has been realized, the purpose of the result of use of thick needle is reached, still can utilize first plastic cannula 8 on outer layer to play the guard action to the second plastic cannula 12 of the inside, can prevent to discount, also can be in the blood vessel simultaneously during the application, use the second plastic cannula 12 on inner layer earlier, if can take out second plastic cannula 12 when blockking up, it infuses to remain first plastic cannula 8, heparin cap 5 and second plastic cannula 5 are put into place to heparin cap internal thread 22 and the cooperation of tail ring external screw thread 16 inside heparin cap 5 when using One set of tube head 2 or the sealed threaded connection of second tube head 3, through sealing rubber 23's effect, can be many times, puncture repeatedly and supply the infusion, injection medicine usefulness, injection heparin sodium can prevent blood backward flow and anti-coagulation, has strengthened the utility model discloses a practicality.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (10)

1. The utility model provides an easy big inner diameter trigeminy trocar device of operating, includes aseptic packing cover of plastics (1), first casing head (2), second casing head (3), puncture steel syringe needle (4), blood storage storehouse (20) and removable stopper (24), its characterized in that:
the plastic sterile packaging sleeve (1) is detachably connected with the first sleeve head (2); the first sleeve head (2) is detachably connected with the second sleeve head (3);
a first plastic sleeve (8) is arranged at the center of one end, close to the plastic sterile packaging sleeve (1), of the first sleeve head (2), and the pipe body of the first plastic sleeve (8) extends towards the tail end of the pipe in a progressive mode;
a second plastic sleeve (13) is sleeved in the first plastic sleeve (8) in a sliding manner, and the inner diameter of the first plastic sleeve (8) is larger than that of the second plastic sleeve (13);
one end of the second plastic sleeve (13) far away from the plastic sterile packaging sleeve (1) is fixedly communicated with the second sleeve head (3);
a hollow steel needle (17) is sleeved in the second plastic sleeve (13) in a sliding manner;
one end of the hollow steel needle (17) far away from the plastic sterile packaging sleeve (1) is provided with a puncture steel needle head (4);
a transparent plastic handle (19) is arranged at one end of the puncture steel needle head (4) far away from the second sleeve head (3);
a blood storage bin (20) is arranged at one end of the inner part of the transparent plastic handle (19) far away from the second sleeve head (3);
one end of the hollow steel needle (17) far away from the second sleeve head (3) penetrates through the transparent plastic handle (19) to be fixedly communicated with the blood storage bin (20);
the end of the blood storage bin far away from the second sleeve head (3) is detachably connected with a removable plug (24).
2. An easily maneuverable large bore triple trocar device according to claim 1, wherein: both sides of the first sleeve head (2) are fixedly connected with puncture kneading pieces (9), and one end of the plastic sterile packaging sleeve (1) is provided with a concave clamping groove (12); the puncture kneading sheet (9) can be clamped on the concave slot (12).
3. An easily maneuverable large bore triple trocar device according to claim 1, wherein: first sleeve head (2) with the one end that plastics aseptic packaging cover (1) was kept away from in second sleeve head (3) all is provided with sleeve pipe tail ring (14), two sleeve pipe tail ring (14) surface all is provided with tail ring external screw thread (16).
4. A large internal diameter triple trocar assembly for easy manipulation according to claim 3 wherein: the sleeve is characterized in that a clamping sleeve (10) is arranged on the second sleeve head (3), a clamping sleeve internal thread (6) is arranged in the clamping sleeve (10), and the sleeve tail ring (14) can be sleeved in the clamping sleeve (10) and is connected with the tail ring external thread (16) through the clamping sleeve internal thread (6).
5. An easily maneuverable large bore triple trocar device according to claim 1, wherein: first sleeve head (2) comprise first sleeve body (7) and first plastic sleeve (8), and first plastic sleeve (8) are fixed in first sleeve body (7), and second sleeve head (3) comprise second sleeve body (11) and second plastic sleeve (13), and second plastic sleeve (13) are fixed in second sleeve body (11).
6. An easily maneuverable large bore triple trocar device according to claim 1, wherein: the removable plug (24) is a removable vent plug or a removable tampon.
7. An easily maneuverable large bore triple trocar device according to claim 1, wherein: a heparin cap (5) can be arranged at one end of the first sleeve head (2) or the second sleeve head (3) far away from the plastic sleeve; the heparin cap is characterized in that a sealing sleeve (21) is arranged at the center of the interior of the heparin cap (5), a heparin cap internal thread (22) is arranged on the inner surface of one end, close to the second sleeve head (3), of the heparin cap (5), and sealing rubber (23) is arranged inside one end, far away from the second sleeve head (3), of the heparin cap (5).
8. An easily maneuverable large bore triple trocar device according to claim 7, wherein: the heparin cap (5) is in threaded connection with the first sleeve head (2) and the second sleeve head (3) through cap internal threads (22) and tail ring external threads (16).
9. An easily maneuverable large bore triple trocar device according to claim 6, wherein: needle point spacing groove (15) have been seted up to one side of sleeve pipe tail ring (14) that second sleeve head (3) set up, puncture steel syringe needle (4) are close to one side of first sleeve head (2) and needle point spacing groove (15) corresponding position department fixedly connected with needle point stopper (18), wherein puncture steel syringe needle (4) with second sleeve head (3) are through needle point stopper (18) and the fixed joint of needle point spacing groove (15).
10. An easily maneuverable large bore triple trocar device according to claim 9, wherein: the needle point orientation position of the hollow steel needle (17) corresponds to the position of the needle point limiting block (18).
CN202021424837.6U 2020-07-20 2020-07-20 Big inner diameter trigeminy trocar device of easy operation Active CN212522590U (en)

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Application Number Priority Date Filing Date Title
CN202021424837.6U CN212522590U (en) 2020-07-20 2020-07-20 Big inner diameter trigeminy trocar device of easy operation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021424837.6U CN212522590U (en) 2020-07-20 2020-07-20 Big inner diameter trigeminy trocar device of easy operation

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CN212522590U true CN212522590U (en) 2021-02-12

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111905190A (en) * 2020-07-20 2020-11-10 吴向阳 Easy-to-operate large-inner-diameter triple trocar device and application

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111905190A (en) * 2020-07-20 2020-11-10 吴向阳 Easy-to-operate large-inner-diameter triple trocar device and application
WO2022017065A1 (en) * 2020-07-20 2022-01-27 吴向阳 Easy-to-operate large-inner-diameter triple trocar device, and application

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