CN208910420U

CN208910420U - A kind of Lung neoplasm puncture localization needle

Info

Publication number: CN208910420U
Application number: CN201821126558.4U
Authority: CN
Inventors: 王林友; 华浅近
Original assignee: Taizhou Municipal Hospital
Current assignee: Taizhou Municipal Hospital
Priority date: 2018-07-17
Filing date: 2018-07-17
Publication date: 2019-05-31
Anticipated expiration: 2028-07-17

Abstract

The utility model discloses a kind of Lung neoplasm puncture localization needles, including puncture needle, dental nerve hook and interlocking arm A, the puncture Aculeata is fixedly connected with lock A, the lock A right end is connected with lock B, the dental nerve hook tail end is fixedly connected with spring ring, the spring ring tail end is fixedly connected with interlocking arm B, the interlocking arm B tail end side wall is fixedly connected with silk thread, the interlocking arm A tail end is fixedly installed with straight spring, the straight spring tail end is fixedly connected with push seal wire, the interlocking arm A tail end, straight spring and push seal wire front outsides are movably installed with fixes sleeve；It may be implemented to be accurately positioned, it is not easy to shift, reduces lung tissue loss and when cutting off Lung neoplasm, operating doctor can accurately find the position of Lung neoplasm along silk thread, it can effectively avoid because operative incision error, wound are extended, surgical doctor can be helped to find Lung neoplasm in art, to improve the purpose of the accuracy of operation.

Description

A kind of Lung neoplasm puncture localization needle

Technical field

The utility model relates to the field of medical instrument technology, more specifically to a kind of Lung neoplasm puncture localization needle.

Background technique

Thoracoscope lower lung eminectomy operation advantage minimally invasive with its, safe has obtained extensive clinical application, but lung knot Small volume, and thoracoscope limited view are saved, it is preoperative Lung neoplasm to be carried out using Needle localization technology under the perspective of CT It is accurately positioned, surgical doctor is helped to find Lung neoplasm in art, to improve the accuracy of operation.

And Needle localization technology mostly uses breast localization seal wire at present, is placed in mammary gland metal positioning guide wire by puncturing, it is preceding Hold barb in nodule position, wire guide tail portion is hung on the wall of the chest, but when wire guide is moved with patient respiratory, intrapulmonary metal is fallen Hook, seal wire easily shift, to lose, tear lung tissue.

Utility model content

1. technical problems to be solved

When moving for wire guide existing in the prior art with patient respiratory, intrapulmonary metal barb, seal wire are easily shifted, To lose, tear the Needle localization technical problem of lung tissue, the utility model provides a kind of Lung neoplasm puncture localization needle, it It may be implemented to be accurately positioned, be not easy to shift, reduce the purpose of lung tissue loss.

2. technical solution

To solve the above problems, the utility model adopts the following technical scheme.

A kind of Lung neoplasm puncture localization needle, including puncture needle 1, dental nerve hook 7 and interlocking arm A8,1 tail portion of puncture needle are solid Surely it is connected with lock A2, the lock A2 right end is connected with lock B3, and 7 tail end of dental nerve hook is fixedly connected with spring ring 6,6 tail end of spring ring is fixedly connected with interlocking arm B9, and the interlocking arm B9 tail end side wall is fixedly connected with silk thread 5, described Interlocking arm A8 tail end is fixedly installed with straight spring 10, and straight 10 tail end of spring is fixedly connected with push seal wire 4, the interlocking arm A8 tail end, straight spring 10 and push 4 front outsides of seal wire are movably installed with fixes sleeve 11.

Preferably, 1 head end of puncture needle is inclined-plane, and lock A2 is needle handle.

Preferably, the lock A2 is hollow structure and inside is provided with helicitic texture, and lock B3 is movable hollow knot Structure, and front end outer side is equipped with screw thread, lock A2 is matched with lock B3.

Preferably, the interlocking arm A8, straight spring 10 and push seal wire 4 form main body seal wire, dental nerve hook 7, spring ring 6, Interlocking arm A8, interlocking arm B9, main body seal wire and silk thread 5 form positioning guide wire.

Preferably, the dental nerve hook 7 is through in puncture needle 1 using preceding form, and needle section flush, lock A2 and lock B3 locking is detained, positioning guide wire and puncture needle 1 are fixed together.

Preferably, for the hangnail of the dental nerve hook 7 about at 30 jiaos °, silk thread 5 and the length of push seal wire 4, traveling are consistent, It is common to pass through lock A2 and lock B3 and fix together.

3. beneficial effect

Compared with the prior art, utility model has the advantages that

(1) the utility model passes through interlocking arm A, interlocking arm B, spring ring, dental nerve hook and the silk thread of setting, easy to operate, Dental nerve hook energy stable position, is not easy to shift, spring ring wrap dental nerve hook can avoid respiratory movement when for lung tissue loss, cut When except Lung neoplasm, operating doctor can accurately find the position of Lung neoplasm along silk thread, can effectively avoid because operative incision error, Wound is extended, and realizes precise positioning.In addition spring ring wrapping dental nerve hook can avoid respiratory movement when for lung tissue loss, Silk thread extends to outside the wall of the chest from intrapulmonary abjection, immobilization with adhesive tape in patient body-surface, patient activity freely, to Lung neoplasm resection operation it Preceding life-form structure is without influence, so that intrapulmonary metal barb, seal wire easily move when solving wire guide and moving with patient respiratory Position, to lose, tear the Needle localization technical problem of lung tissue.

(2) for the utility model by the interlocking arm 1 and straight spring of setting, structure is simple, passes through the contraction and elongation of spring The application and release that can guarantee power again simultaneously, are effectively guaranteed the good flexibility in front end and compliance.

(3) for the utility model by the fixes sleeve of setting, structure is simple, by the good guidance ability of sleeve, solid When determining interlocking arm A tail end, straight spring and push seal wire front, it can effectively prevent seal wire from generating askew dynamic.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the cross-sectional view of the utility model.

In figure: 1- puncture needle；2- latches A；3- latches B；4- pushes seal wire；5- silk thread；6- spring ring；7- dental nerve hook；8- Interlocking arm A；9- interlocking arm B；The straight spring of 10-；11- fixes sleeve.

Specific embodiment

The following is a combination of the drawings in the embodiments of the present utility model；The technical scheme in the embodiment of the utility model is carried out Clearly and completely describe；Obviously；The described embodiments are only a part of the embodiments of the utility model；Rather than whole Embodiment.Based on the embodiments of the present invention；Those of ordinary skill in the art are without making creative work Every other embodiment obtained；It fall within the protection scope of the utility model.

A kind of Lung neoplasm puncture localization needle referring to FIG. 1-2, including puncture needle 1, dental nerve hook 7 and interlocking arm A8, it is described to wear 1 tail portion of pricker is fixedly connected with lock A2, and the lock A2 right end is connected with lock B3, and 7 tail end of dental nerve hook is fixed It is connected with spring ring 6,6 tail end of spring ring is fixedly connected with interlocking arm B9, and the interlocking arm B9 tail end side wall is fixedly connected There is silk thread 5, the interlocking arm A8 tail end is fixedly installed with straight spring 10, and straight 10 tail end of spring is fixedly connected with push seal wire 4, the interlocking arm A8 tail end, straight spring 10 and push 4 front outsides of seal wire are movably installed with fixes sleeve 11.

1 head end of puncture needle is inclined-plane, and lock A2 is needle handle, can stablize gripping, and the lock A2 is hollow structure And inside is provided with helicitic texture, can activity and also fix, have flexibility, lock B3 be movable hollow structure, and Front end outer side is equipped with screw thread, and lock A2 is matched with lock B3, the interlocking arm A8, straight spring 10 and the push composition master of seal wire 4 Body seal wire, dental nerve hook 7, spring ring 6, interlocking arm A8, interlocking arm B9, main body seal wire and silk thread 5 form positioning guide wire, it is described fall Crochet hook 7 is through in puncture needle 1 using preceding form, and needle section flush, lock A2 and lock B3 locking, by positioning guide wire with Puncture needle 1 is fixed together, be effectively ensured dental nerve hook 7 will not use preceding exposing, the hangnail of the dental nerve hook 7 about at 30 jiaos °, Silk thread 5 and to push the length of seal wire 4, traveling consistent, it is common to pass through lock A2 and lock B3 and fix together, can prevent because Tubercle depth location caused by length is inconsistent estimates mistake.

Working principle: the first step, in use, main body seal wire is formed by interlocking arm A8, straight spring 10 and push seal wire 4, by The positioning guide wire that dental nerve hook 7, spring ring 6, interlocking arm A8, interlocking arm B9, main body seal wire and silk thread 5 form is closed in puncture needle 1 Interior, 1 rear end of puncture needle is fixed by lock A2 and lock B3；Second step, operator hold 1 needle handle portion of puncture needle under CT guidance Lung neoplasm is punctured, 1 needle point of puncture needle passes through tubercle to opposite side boundary, solves opening lock catch A2 and lock B3, fixed push is led Silk 4, finger pinches 1 needle handle of puncture needle, slowly withdraws puncture needle 1 backward, and dental nerve hook 7 exposes, and is pierced into inside tubercle, because of spring ring The effect of 6 elastic force, the dental nerve hook 7 and 6 structure of spring ring of positioning guide wire front crimp naturally, and 7 energy stable position of dental nerve hook is not moved Position, spring ring 6 wrap dental nerve hook 7 when can avoid respiratory movement for the loss of lung tissue, interlocking arm A8, interlocking arm B9 structure dew Out after puncture needle 1, interlocking arm A8, interlocking arm B9 free naturally, and there is one section of straight spring 10 at the rear interlocking arm A8, ensure that front end is good Good flexibility and compliance, so far, main body seal wire mutually disintegrates with front end positioning structure, slowly withdraws from main body seal wire, then remove Puncture needle 1 out, the silk thread 5 that interlocking arm B9 side wall is connected extend to outside the wall of the chest, and immobilization with adhesive tape is completed in patient body-surface, operation.

It is described above；The only preferable specific embodiment of the utility model；But the protection scope of the utility model is not It is confined to this；Anyone skilled in the art is within the technical scope disclosed by the utility model；It is practical according to this Novel technical solution and its improvement design is subject to equivalent substitution or change；It should all cover in the protection scope of the utility model It is interior.

Claims

1. a kind of Lung neoplasm puncture localization needle, including puncture needle (1), dental nerve hook (7) and interlocking arm A (8), it is characterised in that: institute It states puncture needle (1) tail portion and is fixedly connected with lock A (2), lock A (2) right end is connected with lock B (3), the barb Needle (7) tail end is fixedly connected with spring ring (6), and spring ring (6) tail end is fixedly connected with interlocking arm B (9), the interlocking arm B (9) tail end side wall is fixedly connected with silk thread (5), and interlocking arm A (8) tail end is fixedly installed with straight spring (10), the straight bullet Spring (10) tail end is fixedly connected with push seal wire (4), before interlocking arm A (8) tail end, straight spring (10) and push seal wire (4) Fixes sleeve (11) are movably installed on the outside of portion.

2. a kind of Lung neoplasm puncture localization needle according to claim 1, it is characterised in that: puncture needle (1) head end is Inclined-plane, lock A (2) are needle handle.

3. a kind of Lung neoplasm puncture localization needle according to claim 1, it is characterised in that: the lock A (2) is hollow knot Structure and inside are provided with helicitic texture, and lock B (3) is movable hollow structure, and front end outer side is equipped with screw thread, lock A (2) with Lock B (3) matches.

4. a kind of Lung neoplasm puncture localization needle according to claim 1, it is characterised in that: the interlocking arm A (8), straight bullet Spring (10) and push seal wire (4) form main body seal wire, dental nerve hook (7), spring ring (6), interlocking arm A (8), interlocking arm B (9), master Body seal wire and silk thread (5) form positioning guide wire.

5. a kind of Lung neoplasm puncture localization needle according to claim 1, it is characterised in that: before dental nerve hook (7) use Form is to be through in puncture needle (1), and needle section flush, lock A (2) and lock B (3) are locked, and by positioning guide wire and are punctured Needle (1) is fixed together.

6. a kind of Lung neoplasm puncture localization needle according to claim 1, it is characterised in that: the hangnail of the dental nerve hook (7) About at 30 jiaos °, silk thread (5) and to push the length of seal wire (4), traveling consistent, it is common pass through lock A (2) and latch B (3) and It fixes together.