CN220385150U - Medical oncology of hospital intervenes treatment needle - Google Patents

Abstract

The utility model relates to an interventional therapy needle for medical oncology in a hospital, which comprises a needle cylinder, wherein a second fixed block is fixedly connected inside the needle cylinder, a connecting column is connected inside the second fixed block in a sliding manner, one end of the connecting column extends to the outer side of the needle cylinder and is fixedly connected with a pressing block, two third fixed blocks are fixedly connected to the outer side of the connecting column, and a first spring is connected between the outer side of the connecting column and one side of the second fixed block and one side of the third fixed block in a sliding manner. The utility model solves the problems that when a patient is punctured, the slender interventional needle needs to be punctured into the human body, the designed interventional needle can only move the puncture needle in the patient body by pressing the slender needle handle, the hand strength is not well controlled, deviation is easy to occur, the puncture difficulty is increased, the needle is exposed outside and easily contacts bacteria, the possibility of infection to the patient is increased when the needle is used, the treatment risk is increased, and the practical use is not facilitated.

Description

Medical oncology of hospital intervenes treatment needle

Technical Field

The utility model relates to the technical field of interventional therapy needles, in particular to an interventional therapy needle for medical oncology in a hospital.

Background

Interventional radiology, also called interventional theraphy, is an emerging subject which has been developed rapidly in recent years and integrates image diagnosis and clinical treatment, and is a general term of a series of technologies for performing minimally invasive treatment by introducing specific instruments into a lesion site of a human body through natural tunnels or tiny wounds of the human body by using puncture needles, catheters and other interventional instruments under the guidance and monitoring of image equipment such as a digital subtraction angiography machine, CT, ultrasound, magnetic resonance and the like, and has become three clinical support in parallel with the traditional internal medicine and surgery at present.

Through retrieval, china patent discloses a medical interventional therapy needle for hospital oncology, the authorized bulletin number of which is (CN 208114635U), the interventional therapy needle comprises a needle body, and an air interlayer for positioning the needle tip is arranged at the front end of the needle body.

When the patent technology is used for puncturing a patient, the slender interventional treatment needle needs to be punctured into the human body, the designed interventional treatment needle can only move the puncture needle in the patient body by pressing the slender needle handle, the strength of hands is not well controlled, deviation is easy to occur, the puncture difficulty is increased, the needle is exposed outside and is easy to contact bacteria, the possibility of infection to the patient is increased when the needle is used, and the treatment risk is increased, so that the patent technology is unfavorable for practical use.

Disclosure of Invention

In view of the foregoing problems in the prior art, a primary object of the present utility model is to provide a medical interventional needle for hospital oncology.

The technical scheme of the utility model is as follows: the utility model provides a medical oncology of hospital intervenes treatment needle, includes the cylinder, the inside fixedly connected with second fixed block of cylinder, the inside sliding connection of second fixed block has the spliced pole, the one end of spliced pole extends to the outside and the fixedly connected with of cylinder and presses the piece, the outside fixedly connected with of spliced pole is two third fixed blocks, sliding connection has first spring between the outside of spliced pole and the one side that is located second fixed block and third fixed block, be provided with rebound subassembly between the inner wall of spliced pole and cylinder, the one end fixedly connected with needle tubing of spliced pole, the outside of needle tubing is provided with detains the needle pipe, rebound subassembly is used for driving the needle tubing and removes.

As a preferred implementation mode, the rebound assembly comprises a trapezoidal sliding block, a sliding groove is formed in the fixing block, the trapezoidal sliding block is slidably connected to the inner portion of the sliding groove, and a second spring is fixedly connected between the bottom of the trapezoidal sliding block and the outer side of the connecting column.

As a preferred implementation mode, the rebound assembly further comprises two containing grooves, the two containing grooves are respectively formed in the top and the bottom of the inner wall of the needle cylinder, the inside of each containing groove is connected with a fixing plate in a sliding mode, the top of each fixing plate extends to the outer side of the needle cylinder and is fixedly connected with a first fixing block, and a third spring is fixedly connected between the bottom of each first fixing block and the outer side of the needle cylinder.

As a preferred implementation mode, one end of the needle cylinder is fixedly connected with a limiting block, one end of the needle cylinder is fixedly connected with a needle point, and the outer side of the needle cylinder is in sliding connection with the inner part of the limiting block.

As a preferred implementation mode, the two sides of the needle cylinder are fixedly connected with connecting plates, and one side of each connecting plate is fixedly connected with a circular ring.

As a preferred embodiment, one side of the needle tip is provided with a bevel.

Compared with the prior art, the utility model has the advantages and positive effects that when the interventional therapy needle is needed, the finger is placed into the circular ring, the thumb drives the connecting column, the needle tube and the needle point to move through the pressing block, meanwhile, the third fixed block in the needle tube and the trapezoidal sliding block can also move, when the trapezoidal sliding block is contacted with the containing groove, the trapezoidal sliding block can pop out of the containing groove, so that the needle tube is limited, when the interventional therapy needle is not needed to be used, the first fixed block is pressed, the fixed plate is made to be in contact with the trapezoidal sliding block, the sliding block is driven to slide outside, the sliding block is completely separated from the containing groove, the connecting column and the pressing block are driven to rebound, the needle tube and the needle point are driven to rebound under the action of the first spring, the finger of medical staff can better exert force through the circular ring and the pressing block, the palm control of the interventional therapy needle is more stable, deviation in the therapeutic therapy moving process is prevented, the needle point can be effectively protected through the rebound component, and bacteria in the air are reduced, so that the needle point is more beneficial to practical use.

Drawings

FIG. 1 is a schematic perspective view of an interventional needle for medical oncology in a hospital;

FIG. 2 is a schematic diagram showing a cross-sectional front view of an interventional needle for medical oncology in a hospital;

fig. 3 is a schematic diagram of a structure of a pressing block of an interventional needle for medical oncology in a hospital after being pressed;

fig. 4 is an enlarged view of a portion a of fig. 3 of a hospital oncology interventional needle according to the present utility model.

Legend description: 1. a needle cylinder; 2. a circular ring; 3. pressing the blocks; 4. a first spring; 5. a first fixed block; 6. a container; 7. a limiting block; 8. a needle tip; 9. a needle tube; 10. a catheter of an indwelling needle; 11. a second fixed block; 12. a connecting column; 13. a fixing plate; 14. a trapezoidal slider; 15. a second spring; 16. a third fixed block; 17. a connecting plate; 18. a chute; 19. and a third spring.

Detailed Description

The utility model will be further described with reference to the drawings and the specific embodiments

Example 1

As shown in fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a medical oncology of hospital intervenes treatment needle, including cylinder 1, the inside fixedly connected with second fixed block 11 of cylinder 1, the inside sliding connection of second fixed block 11 has spliced pole 12, the one end of spliced pole 12 extends to the outside of cylinder 1 and fixedly connected with presses the piece 3, the outside fixedly connected with of spliced pole 12 is two third fixed blocks 16, the outside of spliced pole 12 just is located sliding connection has first spring 4 between one side of second fixed block 11 and third fixed block 16, be provided with the resilience subassembly between spliced pole 12 and the inner wall of cylinder 1, the one end fixedly connected with needle tubing 9 of spliced pole 12, the outside of needle tubing 9 is provided with detains needle pipe 10, the resilience subassembly is used for driving needle tubing 9 and removes.

Through the above-mentioned embodiment, through utilizing the thumb to press the piece 3 that presses to drive spliced pole 12 and needle tubing 9 and remove, drive the inside resilience subassembly of needle tubing 1 simultaneously and remove, make needle tubing 9 slide out from keeping somewhere needle pipe 10 one end, set up second fixed block 11 and first spring 4 and can carry out spacingly to spliced pole 12, the resilience subassembly is used again to rebound spliced pole 12, simultaneously can retrieve needle tubing 9 into keeping somewhere needle pipe 10, so effectually protect the syringe needle, reduce syringe needle and bacterial contact, make it more be favorable to actual use.

Example 2

As shown in fig. 1-4, the rebound assembly comprises a trapezoidal sliding block 14, a sliding groove 18 is formed in the third fixed block 16, the trapezoidal sliding block 14 is slidably connected in the sliding groove 18, and a second spring 15 is fixedly connected between the bottom of the trapezoidal sliding block 14 and the outer side of the connecting column 12 in the sliding groove 18.

The rebound assembly further comprises two containing grooves 6, the two containing grooves 6 are respectively formed in the top and the bottom of the inner wall of the needle cylinder 1, the inside of each containing groove 6 is connected with a fixing plate 13 in a sliding mode, the top of each fixing plate 13 extends to the outer side of the needle cylinder 1 and is fixedly connected with a first fixing block 5, and a third spring 19 is fixedly connected between the bottom of each first fixing block 5 and the outer side of the needle cylinder 1. Through the movement of the third fixed block 16 to drive the trapezoidal slide block 14 and move, when trapezoidal slide block 14 and hold the groove 6 when the complete contact of groove, move trapezoidal slide block 14 to hold the inside in groove 6 through the second spring 15, carry out spacing to spliced pole 12 and the first spring 4 after the shrink, the rethread presses first fixed block 5 to promote fixed plate 13 to the inside removal of cylinder 1, when the bottom of fixed plate 13 is to contradicting with trapezoidal slide block 14, and then drive trapezoidal slide block 14 and move to the inside of third fixed block 16, when trapezoidal slide block 14 breaks away from hold the groove 6 completely, drive spliced pole 12 and kick-back through utilizing first spring 4.

One end of the needle cylinder 1 is fixedly connected with a limiting block 7, one end of the needle tube 9 is fixedly connected with a needle point 8, and the outer side of the needle tube 9 is in sliding connection with the inner part of the limiting block 7. By providing the needle tip 8, the needle tube 9 can be pierced into the skin through the needle tip 8 when puncturing a patient.

Wherein, the two sides of the needle cylinder 1 are fixedly connected with a connecting plate 17, and one side of the connecting plate 17 is fixedly connected with a circular ring 2. By arranging the circular ring 2 and the connecting plate 17, fingers can better exert force, and the control on the interventional therapy needle is increased to be more stable.

Wherein one side of the needle tip 8 is provided as a bevel. By setting one side of the needle tip 8 as an inclined plane, the resistance of the skin to the needle head can be reduced, and the skin can be cut more easily for treatment.

Working principle: when an interventional therapy needle is needed to be used, fingers are placed into the circular ring 2, the thumb is used for pressing the block 3, the pressing block 3 is driven to move to one side of the needle cylinder 1, the connecting column 12, the needle tube 9 and the needle tip 8 are driven to slide out of one end of the indwelling needle catheter 10, the connecting column 12 moves, meanwhile, the third fixing block 16 on the outer side of the connecting column moves, the trapezoidal slider 14 is driven to move, when the trapezoidal slider 14 is completely contacted with the accommodating groove 6, the trapezoidal slider 14 moves to the inside of the accommodating groove 6 through the second spring 15, the connecting column 12 and the contracted first spring 4 are limited, the fixing plate 13 is driven to move to the inside of the needle cylinder 1 by pressing the first fixing block 5, when the bottom of the fixing plate 13 is abutted against the trapezoidal slider 14, the trapezoidal slider 14 is driven to move to the inside of the third fixing block 16, and when the trapezoidal slider 14 is completely separated from the accommodating groove 6, the connecting column 12 is driven to rebound by utilizing the first spring 4, and the needle tip 8 and the needle tube 9 are driven to rebound to the inside of the indwelling needle catheter 10.

Claims (6)

1. The utility model provides a medical oncology intervenes treatment needle in hospital, includes cylinder (1), its characterized in that: the inside fixedly connected with second fixed block (11) of cylinder (1), the inside sliding connection of second fixed block (11) has spliced pole (12), the one end of spliced pole (12) extends to the outside of cylinder (1) and fixedly connected with presses piece (3), the outside fixedly connected with of spliced pole (12) two third fixed blocks (16), sliding connection has first spring (4) between the outside of spliced pole (12) and the one side that is located second fixed block (11) and third fixed block (16), be provided with rebound subassembly between the inner wall of spliced pole (12) and cylinder (1), the one end fixedly connected with needle tubing (9) of spliced pole (12), the outside of needle tubing (9) is provided with detains needle pipe (10), rebound subassembly is used for driving needle tubing (9) and removes.

2. The medical interventional needle for hospital oncology according to claim 1, wherein: the rebound assembly comprises a trapezoid slide block (14), a sliding groove (18) is formed in the third fixed block (16), the trapezoid slide block (14) is slidably connected to the inside of the sliding groove (18), and a second spring (15) is fixedly connected between the bottom of the trapezoid slide block (14) and the outer side of the connecting column (12) and located inside the sliding groove (18).

3. The medical interventional needle for hospital oncology according to claim 1, wherein: the rebound assembly further comprises two containing grooves (6), the two containing grooves (6) are respectively formed in the top and the bottom of the inner wall of the needle cylinder (1), a fixing plate (13) is connected to the inside of the containing grooves (6) in a sliding mode, the top of the fixing plate (13) extends to the outer side of the needle cylinder (1) and is fixedly connected with a first fixing block (5), and a third spring (19) is fixedly connected between the bottom of the first fixing block (5) and the outer side of the needle cylinder (1).

4. A hospital oncology interventional needle according to claim 2, wherein: one end fixedly connected with stopper (7) of needle cylinder (1), the one end fixedly connected with needle point (8) of needle tubing (9), the outside of needle tubing (9) and the inside sliding connection of stopper (7).

5. The medical interventional needle for hospital oncology according to claim 1, wherein: the two sides of the needle cylinder (1) are fixedly connected with connecting plates (17), and one side of each connecting plate (17) is fixedly connected with a circular ring (2).

6. The medical interventional needle for hospital oncology according to claim 4, wherein: one side of the needle point (8) is provided with an inclined plane.