CN213697110U

CN213697110U - Puncture fixer for B-ultrasonic guided radio frequency ablation

Info

Publication number: CN213697110U
Application number: CN202022021271.9U
Authority: CN
Inventors: 陈桂; 张孝文; 廖雯静; 宋丽娟; 刘卫兴
Original assignee: First Affiliated Hospital of Guangzhou Medical University
Current assignee: First Affiliated Hospital of Guangzhou Medical University
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-07-16
Anticipated expiration: 2030-09-15

Abstract

The utility model relates to a puncture fixer for B-ultrasonic guided radiofrequency ablation, which comprises a fixed frame, wherein supporting blocks are arranged on both sides of the fixed frame, a limiting block and a puncture pipe connector are respectively arranged on the fixed frame, a puncture pipe is connected on the puncture pipe connector, an adjusting block is movably arranged on the limiting block, a through hole for passing through a threaded pipe is arranged in the middle of the adjusting block, and a plurality of convex blocks are arranged outside the adjusting block; the utility model discloses the practicality is strong, and the operation is got up very simply, can fix B ultrasonic probe and puncture tube simultaneously for the puncture operation is reliable and stable, control is convenient and the operation is accurate, once accomplishes the puncture, reduces patient's misery.

Description

Puncture fixer for B-ultrasonic guided radio frequency ablation

Technical Field

The utility model relates to a puncture fixer for B-ultrasonic guided radiofrequency ablation, which is applied to the technical field of thyroid tumor ablation equipment.

Background

The known thyroid tumor ablation is a method for treating nodular thyroid diseases, the acknowledged radio frequency ablation is only applied to B-ultrasonic guidance, and the fixing frame is composed of a fixing clip, a positioning puncture tube, a movable clip and a puncture tube connector and is connected and fixed with a B-ultrasonic negative probe; in the whole operation, a doctor is required to cooperate with a B-ultrasonic probe to carry out puncture operation, a general doctor needs to hold the B-ultrasonic probe with one hand and carry out puncture operation with the other hand, once the puncture position and angle are determined, the puncture operation must be accurately carried out, after the puncture angle position is determined, a stable operation injector is required, the accuracy of the position and angle is ensured, the traditional manual operation mode has certain error easily when puncture enters, the secondary puncture operation is caused, and certain pain is brought to a patient; secondly, in traditional operation, in the process of puncture implementation, need B ultrasonic probe to be in operating condition all the time, increased medical personnel's the operation degree of difficulty, in case probe position removes, will influence the puncture effect, lead to the puncture position imaging fuzzy that has been found, and then influence medical personnel's accurate operation.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a puncture fixer through B ultrasonic guide radiofrequency ablation, can fix B ultrasonic probe and puncture tube simultaneously for puncture operation is reliable and stable, control is convenient and the operation is accurate, once accomplishes the puncture, reduces patient's misery.

The technical scheme of the utility model as follows:

through B ultrasonic guide radiofrequency ablation art puncture fixer, including the mount, the both sides of mount all are provided with the supporting shoe, still are equipped with stopper and puncture tube connector on the mount respectively, are connected with the puncture tube on the puncture tube connector, and the activity is equipped with the regulating block on the stopper, and the through-hole that is used for passing the screwed pipe is offered at the middle part of regulating block, and the outside of regulating block is equipped with a plurality of lug.

The fixing frame is of a semicircular or arc structure, and both ends of the fixing frame are not detachably connected with rectangular or circular supporting blocks.

One side of mount axis is provided with the stopper, and the opposite side of mount axis is provided with puncture tube connector, and puncture tube connector's top and mount undetachable connection, puncture tube connector's bottom can be dismantled and be connected with the puncture pipe.

The stopper is the ball-type structure that link up from top to bottom, and the stopper lateral wall is connected with the mount undetachably, and the inside rotation of stopper is provided with the regulating block.

The regulating block is of a spherical structure, the height of the regulating block is greater than that of the limiting block, the outer wall surface of the regulating block is attached to the inner wall surface of the limiting block, and a plurality of cylindrical clamping grooves are formed in the outer wall surface of the regulating block.

The clamping grooves are evenly distributed on the outer wall surface of the adjusting block, springs are arranged inside the clamping grooves, the bottoms of the springs are fixedly connected with the inner bottom surface of the clamping grooves, and the tops of the springs are fixedly connected with hemispherical convex blocks.

And a plurality of grooves matched with the lugs are uniformly distributed on the inner wall surface of the limiting block.

The through hole is internally provided with an internal thread matched with the threaded pipe, and two ends of the threaded pipe extend out of the through hole.

The utility model discloses following beneficial effect has:

1. the utility model discloses when using, with the screwed pipe cover in the outside of B ultrasonic probe, realize the spacing adjustment of the vertical degree of depth of B ultrasonic probe through the rotation of screwed pipe in the through-hole, further realize the adjustment of B ultrasonic probe angle through the regulating block in the inside rotation of stopper, the adjustment is fixed B ultrasonic probe through the cooperation of lug and recess after finishing, and then puncture through the puncture pipe, just so avoided the doctor to need handheld B ultrasonic probe, the condition of puncture operation is implemented to the other hand, greatly reduced the operation degree of difficulty, reduce the error of puncture operation, the misery that the patient bore puncture once more has been avoided.

2. Utilize the utility model provides a mount places the mount in the top of patient's neck when using, and stopper and puncture tube connector then set up respectively in the both sides of mount axis, and the doctor of being convenient for adjusts and fixes B ultrasonic probe earlier through one side of stopper when the operation, and further puncture tube connector through the pulling opposite side carries out the puncture operation, and both cooperate and mutual noninterference for the operation is more smooth and handy.

3. The utility model provides a regulating block rotates with the stopper to be connected, when the angle of the ultrasonic probe of adjustment B, the inside spring compression of draw-in groove, in the bottom of lug is absorbed in the draw-in groove, after the angular adjustment of the ultrasonic probe of B was good, slightly rotate the regulating block for in the lug card advances the recess on the stopper internal face, the spring rebounds this moment, the stability of regulating block has further been guaranteed, make the fixed of ultrasonic probe of B more convenient with control, the puncture operation is more accurate, the operation degree of difficulty has effectively been reduced.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection structure of the adjusting block and the threaded rod of the present invention;

FIG. 3 is a schematic view of the connection structure between the bump and the adjustment block of the present invention;

the reference numbers in the figures denote:

1. a fixed mount; 2. a support block; 3. a puncture tube; 4. a puncture tube connector; 5. a through hole; 6. an adjusting block; 7. a limiting block; 8. a threaded pipe; 9. a bump; 10. a spring; 11. a clamping groove.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1-3 the puncture fixer for B-ultrasonic guided radiofrequency ablation, including a fixing frame 1, both sides of the fixing frame 1 are provided with supporting blocks 2, the fixing frame 1 is further provided with a limiting block 7 and a puncture tube connector 4 respectively, the puncture tube connector 4 is connected with a puncture tube 3, the limiting block 7 is movably provided with an adjusting block 6, the middle part of the adjusting block 6 is provided with a through hole 5 for passing through a threaded tube 8, and the outside of the adjusting block 6 is provided with a plurality of bumps 9.

The fixing frame 1 is of a semicircular or arc structure, and both ends of the fixing frame 1 are not detachably connected with rectangular or circular supporting blocks 2.

One side of 1 axis of mount is provided with stopper 7, and the opposite side of 1 axis of mount is provided with puncture tube connector 4, and puncture tube connector 4's top and mount 1 undetachable are connected, and puncture tube 3 can be dismantled and be connected to puncture tube connector 4's bottom.

The limiting block 7 is of a spherical structure which is communicated up and down, the outer side wall of the limiting block 7 is connected with the fixing frame 1 in an undetachable manner, and the adjusting block 6 is arranged inside the limiting block 7 in a rotating manner.

The adjusting block 6 is of a spherical structure, the height of the adjusting block 6 is larger than that of the limiting block 7, the outer wall surface of the adjusting block 6 is attached to the inner wall surface of the limiting block 7, and a plurality of cylindrical clamping grooves 11 are formed in the outer wall surface of the adjusting block 6.

The clamping grooves 11 are uniformly distributed on the outer wall surface of the adjusting block 6, springs 10 are arranged inside the clamping grooves 11, the bottoms of the springs 10 are fixedly connected with the inner bottom surface of the clamping grooves 11, and hemispherical convex blocks 9 are fixedly connected to the tops of the springs 10.

A plurality of grooves matched with the convex blocks 9 are uniformly distributed on the inner wall surface of the limiting block 7.

An internal thread matched with the threaded pipe 8 is arranged in the through hole 5, and two ends of the threaded pipe 8 extend out of the through hole 5.

The utility model discloses a theory of operation:

when the utility model is used, firstly, the fixing frame 1 is placed on the operation table top, so that the fixing frame 1 is positioned right above the neck of a patient, the two supporting blocks 2 are respectively positioned at two sides of the neck of the patient, the supporting blocks 2 provide stable support for the fixing frame 1, the screwed pipe 8 is further sleeved outside the B-ultrasonic probe, the inner diameter of the screwed pipe 8 is matched with the outer diameter of the B-ultrasonic probe, then the screwed pipe 8 is inserted into the through hole 5 and rotates the screwed pipe 8, the longitudinal depth of the B-ultrasonic probe is adjusted by the rotation degree of the screwed pipe 8 to the inside of the through hole 5, when the B-ultrasonic probe is adjusted to a proper depth, the screwed pipe 8 is stopped rotating, further, the B-ultrasonic probe is stirred, so that the adjusting block 6 rotates in the inside of the limiting block 7, meanwhile, the spring 10 is compressed, the lug 9 is retracted into the clamping groove 11, when the B-ultrasonic probe is adjusted, the adjusting block, make in the lug 9 card advances the recess on 7 internal faces of stopper, spring 10 kick-backs this moment, make regulating block 6 remain stable, and then realized the fixed of B ultrasonic probe, further the doctor can hand 3 pulling puncture tube connectors 4 of puncture tube and carry out the puncture operation, just so avoided the doctor to need handheld B ultrasonic probe, the condition of another hand implementation puncture operation, make control more convenient, the operation is more accurate, greatly reduced the operation degree of difficulty, reduce the error of puncture operation, the patient has been avoided bearing the misery of puncturing once more.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. Puncture fixer for B-ultrasonic guided radio frequency ablation, which is characterized in that: including mount (1), the both sides of mount (1) all are provided with supporting shoe (2), still are equipped with stopper (7) and puncture tube connector (4) on mount (1) respectively, are connected with puncture pipe (3) on puncture tube connector (4), and the activity is equipped with regulating block (6) on stopper (7), and through-hole (5) that are used for passing screwed pipe (8) are seted up at the middle part of regulating block (6), and the outside of regulating block (6) is equipped with a plurality of lug (9).

2. The B-mode ultrasound guided radio frequency ablation puncture fixator of claim 1, wherein: the fixing frame (1) is of a semicircular or arc structure, and both ends of the fixing frame (1) are not detachably connected with rectangular or circular supporting blocks (2).

3. The B-mode ultrasound guided radio frequency ablation puncture holder of claim 2, wherein: one side of mount (1) axis is provided with stopper (7), and the opposite side of mount (1) axis is provided with puncture tube connector (4), and the top and mount (1) of puncture tube connector (4) can not be dismantled and be connected, and the bottom of puncture tube connector (4) can be dismantled and be connected with puncture pipe (3).

4. The B-mode ultrasound guided radio frequency ablation puncture holder of claim 3, wherein: the limiting block (7) is of a spherical structure which is communicated from top to bottom, the outer side wall of the limiting block (7) is connected with the fixing frame (1) in an undetachable manner, and the adjusting block (6) is arranged inside the limiting block (7) in a rotating manner.

5. The B-mode ultrasound guided radio frequency ablation puncture holder of claim 4, wherein: the adjusting block (6) is of a spherical structure, the height of the adjusting block (6) is larger than that of the limiting block (7), the outer wall surface of the adjusting block (6) is attached to the inner wall surface of the limiting block (7), and a plurality of cylindrical clamping grooves (11) are formed in the outer wall surface of the adjusting block (6).

6. The B-mode ultrasound guided radio frequency ablation puncture holder of claim 5, wherein: the clamping grooves (11) are uniformly distributed on the outer wall surface of the adjusting block (6), springs (10) are arranged inside the clamping grooves (11), the bottoms of the springs (10) are fixedly connected with the inner bottom surface of the clamping grooves (11), and the tops of the springs (10) are fixedly connected with hemispherical convex blocks (9).

7. The B-mode ultrasound guided radio frequency ablation puncture holder of claim 5, wherein: a plurality of grooves matched with the convex blocks (9) are uniformly distributed on the inner wall surface of the limiting block (7).

8. The B-mode ultrasound guided radio frequency ablation puncture fixator of claim 1, wherein: the through hole (5) is internally provided with an internal thread matched with the threaded pipe (8), and two ends of the threaded pipe (8) extend out of the through hole (5).