CN211355767U - Three-dimensional accurate fixed point release particle frame of pjncture needle operation - Google Patents

Abstract

The utility model discloses a three-dimensional accurate fixed point release particle frame of pjncture needle operation, including the lower lantern ring, fixed surface is provided with the connecting axle on the lower lantern ring, the central point of the lower lantern ring puts and all opens the circular port, movable sleeve is equipped with the drive ring on the connecting axle, open on the drive ring have with lower lantern ring assorted circular port, the terminal surface is provided with the fixed block under the drive ring, the fixed first movable rail that is provided with on the fixed block, first movable rail is located the relative both sides of circular port, movable sleeve is equipped with the sliding block on the first movable rail, be connected with second movable rail between the sliding block, movable sleeve is equipped with the driving block on the second movable rail, vertical intercommunication has the control tube on the driving block, control tube horizontally connected has into medicine pipe. The utility model discloses pjncture needle operation frame stabilizes the pjncture needle, no matter be the puncture in-process, when first time next needle, long-time use can not produce the problem that inclines and tremble.

Description

Three-dimensional accurate fixed point release particle frame of pjncture needle operation

Technical Field

The utility model belongs to the technical field of a pjncture needle technique and specifically relates to a three-dimensional accurate fixed point release particle frame of pjncture needle operation is related to.

Background

The puncture needle is a medical instrument for sampling and injecting tissues of various organs such as kidney, liver, lung, mammary gland, thyroid gland, prostate gland, pancreas, testis, uterus, ovary, body surface and the like in minimally invasive surgery, and the composition structure of the puncture needle consists of a handheld part, a puncture needle sleeve, a puncture needle core and a continuous medicine feeding mechanism.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the existing defect, and to provide a new puncture needle operation frame, thereby solving the above problems.

In order to achieve the above object, the utility model provides a following technical scheme: a three-dimensional accurate fixed-point release particle rack for puncture needle surgery comprises a lower lantern ring, wherein a connecting shaft is fixedly arranged on the upper surface of the lower lantern ring, a circular hole is formed in the central position of the lower lantern ring, a bar-shaped key is fixedly arranged on the connecting shaft, a driving ring is movably sleeved on the connecting shaft, a circular hole matched with the lower lantern ring is formed in the driving ring, a fixed block is arranged on the lower end face of the driving ring, a first movable rail is fixedly arranged on the fixed block and located on two opposite sides of the circular hole, a sliding block is movably sleeved on the first movable rail, a second movable rail is connected between the sliding blocks, a driving block is movably sleeved on the second movable rail, an operating pipe is vertically communicated with the driving block and horizontally connected with a drug inlet pipe, one part of the drug inlet pipe extends out of the driving block and is provided with a screwing external thread, the medicine feeding device is characterized in that a push pipe is screwed on the medicine feeding pipe, a push rod is arranged in the push pipe, a limit block is fixedly sleeved on the push rod, a thrust spring is connected between the limit block and the side wall of the push pipe, one end of the push rod extends out of the push pipe, a limit button is arranged on the push pipe, a push plate is arranged at the other end of the push rod, a medicine feeding opening is formed in one side surface of the medicine feeding pipe, a locking portion is arranged at the upper end of the operation pipe, a conical needle head is arranged at the lower end of the operation pipe, and a positioning hole piece.

Preferably, the locking part comprises a locking groove, a locking head, a locking cap and a hole expansion, the locking groove is formed in the upper end of the operating pipe and is in an inverted conical shape, the locking head is inserted into the locking groove and is in a structure of a mechanical pencil head structure, the locking cap is screwed in the operating pipe, and the hole expansion is formed in the upper end face of the locking cap and is communicated with the inside of the operating pipe.

Preferably, the inner cavity of the medicine inlet pipe is circular, and rectangular grooves are formed in the upper end face and the lower end face of the inner cavity of the medicine inlet pipe respectively and used for vertical arrangement of medicines.

Preferably, the counterboring is a trapezoidal hole for inserting the puncture needle core.

Preferably, the conical needle is communicated with the operating tube, and the conical needle is a conical structure for inserting a puncture needle sleeve.

Compared with the prior art, the beneficial effects of the utility model are that: the puncture needle operation frame can stabilize the puncture needle, and the problems of inclination and trembling can not be caused no matter the puncture process, the first time of needle setting and long-time use are solved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of a three-dimensional precise fixed-point particle releasing rack for a puncture needle operation;

FIG. 2 is a front cross-sectional view of a driving block of a three-dimensional precise fixed-point particle releasing rack for a puncture needle operation;

FIG. 3 is a bottom view of a drive ring of a three-dimensional precision site-specific particle release rack for a needle insertion procedure;

FIG. 4 is a side view of a drug inlet tube of a three-dimensional precision site-specific particle release rack for a puncture needle procedure;

FIG. 5 is a front view of a positioning hole plate of a three-dimensional precise fixed-point particle releasing rack for a puncture needle operation;

shown in the figure: 1. a lock cap; 2. a connecting shaft; 3. a lower collar; 4. a circular hole; 5. a bar key; 6. a drive ring; 7. Reaming; 8. a fixed block; 9. a first movable rail; 10. a slider; 11. a second movable rail; 12. a drive block; 13. operating the tube; 14. a medicine inlet pipe; 15. screwing the external thread; 16. pushing the tube; 17. a push rod; 18. a limiting block; 19. a thrust spring; 20. a limit button; 21. pushing the plate; 22. a medicine inlet; 23. a conical needle head; 24. positioning the hole sheet; 25. locking the groove; 26. a lock head.

Detailed Description

The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a three-dimensional accurate fixed-point release particle rack for a puncture needle operation comprises a lower lantern ring 3, wherein a connecting shaft 2 is fixedly arranged on the upper surface of the lower lantern ring 3, a circular hole 4 is formed in the center position of the lower lantern ring 3, a bar-shaped key 5 is fixedly arranged on the connecting shaft 2, a driving ring 6 is movably sleeved on the connecting shaft 2, the circular hole 4 matched with the lower lantern ring 3 is formed in the driving ring 6, a fixed block 8 is arranged on the lower end surface of the driving ring 6, a first movable rail 9 is fixedly arranged on the fixed block 8, the first movable rail 9 is positioned on two opposite sides of the circular hole, a sliding block 10 is movably sleeved on the first movable rail 9, a second movable rail 11 is connected between the sliding blocks 10, a driving block 12 is movably sleeved on the second movable rail 11, and an operating pipe 13 is vertically communicated on the driving block 12, the utility model discloses a medicine injection device, including operation tube 13, 14, drive block 12 and be provided with and twist external screw thread 15, it twists to be connected with ejector sleeve 16 to advance 14, be provided with push rod 17 in the ejector sleeve 16, it is equipped with stopper 18 to advance 14 some stretches out of medicine tube, stopper 18 with be connected with thrust spring 19 between the ejector sleeve 16 lateral wall, push rod 17 one end is stretched out ejector sleeve 16 is provided with stop button 20, the other end of push rod 17 is provided with push pedal 21, a side surface of advancing 14 of medicine tube is opened there is medicine inlet 22, operation tube 13 upper end is provided with the locking portion, operation tube 13 lower extreme is provided with toper syringe needle 23, 3 internal fixation of lower lantern ring is inlayed and is equipped with locating hole piece 24.

In the technical scheme, the locking part comprises a locking groove 25, a locking head 26, a locking cap 1 and a reaming hole 7, the locking groove 25 is arranged at the upper end of the operating pipe 13 and is in an inverted conical shape, the locking head 26 is inserted into the locking groove 25, the locking head 26 is in a mechanical pencil head structure, the locking cap 1 is screwed into the operating pipe 13, and the reaming hole 7 is arranged at the upper end face of the locking cap 1 and is communicated with the inside

In this embodiment, the inner cavity of the drug inlet tube 14 is circular, rectangular grooves are respectively formed in the upper end surface and the lower end surface of the inner cavity of the drug inlet tube 14, the rectangular grooves are used for vertical arrangement of drugs, the counterboring 7 is a trapezoidal hole for inserting a puncture needle core, the conical needle head 23 is communicated with the operating tube 13, and the conical needle head 23 is a conical structure for inserting a puncture needle sleeve

When in specific use: the fixing frame is arranged on an operating bed and is connected with a lower lantern ring 3, under the condition that an instrument detects the internal condition of a testee, the needle sleeve part of a puncture needle is fixed on a conical needle head 23, a push tube 16 is screwed on a medicine inlet tube 14, after a limit button 20 is pulled out, a gap exists between a push plate 21 and a medicine inlet 22 at the moment, so that medicine is put into the medicine inlet 22, after the limit button 20 is loosened, the push plate 21 firmly clamps the medicine on an operating tube 13 part through a push spring 19, at the moment, a puncture needle core is inserted into a reaming hole 7 to push the medicine into the needle sleeve, after the position needing puncture is checked through the instrument, the transverse and longitudinal positions of a driving block 12 are adjusted through a first movable rail 9 and a second movable rail 11, a driving ring 6 moves up and down on a connecting shaft 2, so that the needle sleeve part is inserted into a positioning hole sheet 24 and is inserted into a human body, at the moment, a, the medicine is pushed into the human body, and when the puncture is needed to be performed at another position, the position coordinate system can be adjusted again by moving the driving ring 6 upwards.

Finally, it should be further noted that the above examples and descriptions are not limited to the above embodiments, and technical features of the present invention that are not described may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only for illustrating the technical solutions of the present invention and not for limiting the present invention, and the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that changes, modifications, additions or substitutions within the spirit and scope of the present invention may be made by those skilled in the art without departing from the spirit of the present invention, and the present invention should also fall within the scope of the claims of the present invention, and the above embodiments are only given as an arbitrary example of one currently used embodiment.

Claims (5)

1. The utility model provides a three-dimensional accurate fixed point release particle frame of pjncture needle operation, its characterized in that, includes lower lantern ring (3), fixed surface is provided with connecting axle (2) down on lantern ring (3), the central point of lower lantern ring (3) puts and has all opened circular port (4), the fixed bar key (5) that is provided with on connecting axle (2), movable sleeve is equipped with driving ring (6) on connecting axle (2), open on driving ring (6) have with lower lantern ring (3) assorted circular port (4), the terminal surface is provided with fixed block (8) under driving ring (6), fixed being provided with first movable rail (9) on fixed block (8), first movable rail (9) are located the relative both sides of circular port, movable sleeve is equipped with sliding block (10) on first movable rail (9), be connected with second movable rail (11) between sliding block (10), the utility model discloses a medicine injection device, including second movable rail (11), the activity cover is equipped with drive block (12) on second movable rail (11), vertical intercommunication has control tube (13) on drive block (12), control tube (13) horizontally connect has into pencil (14), it stretches out partly to advance pencil (14) drive block (12) and be provided with and twist soon external screw thread (15), it twists on pencil (14) and is connected with ejector sleeve (16), be provided with push rod (17) in ejector sleeve (16), stopper (18) are fixed to be equipped with on push rod (17), stopper (18) with be connected with thrust spring (19) between ejector sleeve (16) lateral wall, push rod (17) one end is stretched out ejector sleeve (16) is provided with limit button (20), the other end of push rod (17) is provided with push pedal (21), a side surface of pencil (14) is opened there is medicine inlet (22), control tube (13) upper end is provided with locking portion, the lower end of the operating tube (13) is provided with a conical needle (23), and a positioning hole piece (24) is fixedly embedded in the lower lantern ring (3).

2. The three-dimensional precise fixed-point particle releasing rack for the puncture needle operation is characterized in that the locking part comprises a locking groove (25), a locking head (26), a locking cap (1) and a reaming hole (7), the locking groove (25) is formed in the upper end of the operation tube (13) and is in an inverted conical shape, the locking head (26) is inserted into the locking groove (25), the locking head (26) is in a structure of a propelling pencil head structure, the locking cap (1) is screwed into the operation tube (13), and the reaming hole (7) is formed in the upper end face of the locking cap (1) and is communicated with the inside.

3. The three-dimensional precise fixed-point particle releasing rack for the puncture needle operation according to claim 1, wherein the inner cavity of the drug inlet tube (14) is circular, and rectangular grooves for vertically arranging drugs are respectively formed in the upper end surface and the lower end surface of the inner cavity of the drug inlet tube (14).

4. The three-dimensional precise site-specific particle releasing rack for the puncture needle operation according to claim 2, wherein the counterboring (7) is a trapezoidal hole for inserting a puncture needle core.

5. The three-dimensional precise fixed-point particle releasing rack for the puncture needle operation as claimed in claim 1, wherein the conical needle head (23) is communicated with the operating tube (13), and the conical needle head (23) is a conical structure for inserting a puncture needle sleeve.

Images