CN219814257U

CN219814257U - CT guides abdominal cavity stereotactic puncture device

Info

Publication number: CN219814257U
Application number: CN202320543347.5U
Authority: CN
Inventors: 黄传江
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-16
Filing date: 2023-03-16
Publication date: 2023-10-13
Anticipated expiration: 2033-03-16

Abstract

The utility model belongs to the technical field of medical appliances, and relates to a CT guiding abdominal cavity three-dimensional positioning puncture device, which comprises an abdominal cavity puncture tightening belt, a bed body fixing frame and a puncture needle space position adjusting component; the abdominal cavity puncture tightening belt is independently bound on the surface of an abdominal cavity of a human body, the bed body fixing frame is connected with the puncture needle space position adjusting component through two hinge pins, locking ball sliding blocks are arranged in arc-shaped guide rails on two sides of the puncture needle space position adjusting component, a polish rod is arranged between the locking ball sliding blocks, a first adjusting locking sliding block is arranged on the polish rod, the end part of the first adjusting locking sliding block is connected with a second indexing disc through threads, and the rotation angle of the second indexing disc is locked at the locking position through two self-locking elastic plungers.

Description

CT guides abdominal cavity stereotactic puncture device

Technical Field

The utility model belongs to the technical field of medical appliances, and relates to a CT guiding abdominal cavity three-dimensional positioning puncture device.

Background

With the development of image technology, many lesions can be found early when the lesions are smaller, and CT guided lesion puncture biopsy, effusion or abscess puncture drainage become important diagnosis and treatment means; however, in the current clinical puncturing process, most of the puncture angles and depths are objectively judged, errors exist, the surrounding tissues are easy to damage due to the fact that CT scanning and angle and depth adjustment are needed to be repeated, and the success rate of puncture biopsy and puncture drainage is reduced.

Disclosure of Invention

In order to solve the problems in the background technology, the utility model provides a CT-guided abdominal cavity three-dimensional positioning puncture device; the puncture needle solves the defects that the puncture position and the angle are not accurate enough and the repeated positioning and the angle adjustment are needed in the process of the abdominal cavity puncture, has the advantage that the operation can be completed by a single person, is held by one person, and can be completed by one-time puncture through the angle and the depth adjusted by the positioner.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a CT guided abdominal cavity three-dimensional positioning puncture device comprises an abdominal cavity puncture tightening belt, a bed body fixing frame and a puncture needle space position adjusting component; the abdominal cavity puncture tightening belt is independently bound on the surface of the abdominal cavity of a human body, the bed body fixing frame is connected with the puncture needle space position adjusting part through two hinge pins, locking ball sliding blocks are arranged in arc guide rails on two sides of the puncture needle space position adjusting part, a polish rod is arranged between the locking ball sliding blocks, a first adjusting locking sliding block is arranged on the polish rod, the end part of the first adjusting locking sliding block is connected with a second indexing disc through threads, and the rotation angle of the second indexing disc is locked at the locking position through two self-locking elastic plungers.

As a further aspect of the utility model: the middle of the abdominal cavity puncture tightening belt is a silica gel pad with square meshes, lead wires are buried inside the silica gel pad, the two sides of the silica gel pad are provided with a square clamp ring which is connected with an elastic bandage, and the right end part of the elastic bandage is provided with a magic tape.

As a further aspect of the utility model: a long clamping groove is formed under the bed body fixing frame, knob bolts are arranged on the side edges of the long clamping groove, and two hinge pin mounting U-shaped supporting seats are formed at two ends above the bed body fixing frame.

As a further aspect of the utility model: the polish rod is provided with horizontal calibration scale marks, and is fastened with the first adjusting and locking slide block through seven-star plum blossom screws; the first adjusting and locking sliding block is provided with angle mark graduation marks.

As a further aspect of the utility model: the second indexing turntable is provided with angle mark graduation marks and is provided with a puncture needle mounting snap ring, and a locking jackscrew knob is arranged on the puncture needle mounting snap ring.

As a further aspect of the utility model: two short clamping grooves are formed in the tail end of the right side of the arc-shaped guide rail.

Compared with the prior art, the utility model has the beneficial effects that:

1. the bed body fixing frame is arranged on one side of the long side of the bed body, is fastened with the bed body through four knob bolts, realizes the rotary opening and closing of the puncture needle space position adjusting component through the hinge, and is convenient for patients to get on and off the bed before and after an operation.

2. The abdominal cavity puncture tightening belt is tied on the abdomen of a patient when in use, tightens the abdominal cavity of the patient, avoids the deformation of the abdomen of the patient and the movement of viscera in the operation process, and improves the positioning accuracy of the puncture position in the puncture process; the middle of the abdominal cavity puncture tightening belt is provided with a plurality of grid meshes, so that puncture operation can be conveniently carried out at different target positions of the abdominal cavity of a patient.

3. The polished rod, the first adjusting locking slide block and the second indexing turntable are provided with scale marks, so that the adjustment of the position and the angle of the puncture needle can be conveniently realized.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the tightening belt for abdominal cavity puncture according to the present utility model;

FIG. 3 is a schematic view of the structure of the bed fixing frame of the present utility model;

FIG. 4 is a schematic view showing the structure of the space position adjusting member of the puncture needle according to the present utility model;

FIG. 5 is a schematic diagram of a second indexing turntable according to the present utility model

In the figure: 1. a knob bolt; 2. a bed body fixing frame; 3. a puncture needle spatial position adjustment means; 4. a second indexing turntable; 5. the ball sliding block can be locked; 6. a polish rod; 7. a first adjustment locking slide; 8. seven-star plum blossom screw; 9. a tightening belt for abdominal cavity puncture; 10. a puncture needle; 11. locking a jackscrew knob; 12. a silica gel pad; 13. a square clamp ring; 14. an elastic bandage; 15. a magic tape; 16. a hinge pin; 17. a long clamping groove; 18. a U-shaped supporting seat; 19. an arc-shaped guide rail; 20. self-locking elastic plunger; 21. the puncture needle is provided with a clamping ring; 22. short card slot.

Detailed Description

Referring to fig. 1-5, in an embodiment of the present utility model, a CT-guided abdominal cavity stereotactic puncture device includes an abdominal cavity puncture tightening belt 9, a bed body fixing frame 2, and a puncture needle space position adjusting component 3; the abdominal cavity puncture tightening belt 9 is independently bound on the abdominal cavity surface of a human body, the bed body fixing frame 2 is connected with the puncture needle space position adjusting part 3 through two hinge pins 16, lockable ball sliding blocks 5 are arranged in arc guide rails 19 on two sides of the puncture needle space position adjusting part 3, a polish rod 6 is arranged between the lockable ball sliding blocks 5, a first adjusting locking sliding block 7 is arranged on the polish rod 6, the end part of the first adjusting locking sliding block 7 is connected with a second indexing table 4 through threads, and the rotation angle of the second indexing table 4 is locked at the position through two self-locking elastic plungers 20.

Specifically, the middle of the abdominal cavity puncture tightening belt 9 is provided with a silica gel pad 12 with grid meshes, lead wires are buried in the silica gel pad 12, the two sides of the silica gel pad 12 are provided with a square clamp ring 13 which is connected with an elastic bandage 14, and the right end part of the elastic bandage 14 is provided with a magic tape 15.

Specifically, a long clamping groove 17 is formed under the bed body fixing frame 2, knob bolts 1 are installed on the side edges of the long clamping groove, and two U-shaped supporting seats 18 for installing hinge pins are formed at two ends above the bed body fixing frame 2.

Specifically, a horizontal calibration scale mark is formed on the polish rod 6, and the polish rod 6 and the first adjusting and locking slide block 7 are fastened through a seven-star plum blossom screw 8; the first adjusting and locking slide block 7 is provided with angle mark graduation marks.

Specifically, the second indexing turntable 4 is provided with angle mark graduation marks, and is provided with a puncture needle mounting snap ring 21, and the puncture needle mounting snap ring 21 is provided with a locking jackscrew knob 11.

Specifically, two short clamping grooves 22 are formed in the right end of the arc-shaped guide rail 19.

The working principle of the utility model is as follows:

s1, before an operation, the bed body fixing frame 2 and the puncture needle space position adjusting part 3 are required to be combined into a whole through the hinge pin 16 and the U-shaped supporting seat 18, the device is arranged at a proper position on one side of the long side of the operation bed body through the lower Fang Changka groove 17 of the bed body fixing frame 2, and two knob bolts 1 on the side edge of the bed body fixing frame 2 are screwed to finish device installation; next, the abdominal cavity puncture tightening belt 9 is unfolded and flattened on the operation bed body at a proper position of the operation bed body, after a patient lies down on the operation bed body, one end of the elastic bandage 14 of the abdominal cavity puncture tightening belt 9 is provided with a magic tape 15 which passes through the mouth-shaped clasp 13 at the other end of the silica gel pad 12, and after being folded back, the magic tape 15 is stuck on the elastic bandage 14 to give a certain tightening force to the abdominal cavity of the patient, but the normal breathing of the patient cannot be influenced; after the abdominal cavity of the patient marks the position of the target center and the normal disinfection operation is carried out, two short clamping grooves 22 at the tail end of the puncture needle space position adjusting part 3 are arranged on the other side corresponding to the long side of the bed body, and the knob bolt 1 is screwed, so that the whole device is fixed.

S2, adjusting the position and angle of a puncture needle 10, firstly adjusting the position of the puncture needle 10, pressing down lockable ball sliding blocks 5 in arc frame guide rails 19 on two sides of a puncture needle space position adjusting component 3 with force, simultaneously moving towards the abdominal cavity target position side of a patient, loosening the positions of two hands to lock the polished rod 6 after the polished rod 6 is aligned with the target position, then adjusting the position and angle of a first adjusting locking sliding block 7, loosening a seven-star plum blossom screw 8 at the end part of the first adjusting locking sliding block 7, adjusting zero-degree scale marks on the first adjusting locking sliding block 7 to be aligned with horizontal calibration scale marks of the polished rod 6, moving the first adjusting locking sliding block 7 to the target position after adjusting the rotating angle, adjusting the corresponding angle calculated at the moment according to the scale marks on the first adjusting locking sliding block 7, and temporarily locking the position; the second indexing disc 4 is angularly adjusted, and after rotating the disc to a calculated angle, self-locking is achieved through the self-locking elastic plunger 20 inside the rotary disc.

S3, the positions of the polish rod 6 and the first adjusting and locking slide block 7 are adjusted again, the angle is not adjustable at the moment, and the end part of the puncture needle 10 is aligned to the target point.

S4, loosening a locking jackscrew knob 11 on a clamping ring 21 of the second indexing turntable 4, aligning the puncture needle 10 to the body surface of the patient, screwing the locking jackscrew knob 11 after puncturing to a specified depth to fix the position of the puncture needle 10, and then conducting subsequent drainage and extraction of abdominal dropsy and ascites; the locking jackscrew knob 11 is loosened again, the puncture needle 10 is extracted from the abdominal cavity, and the puncture needle 10 is removed after being far away from the body surface of the patient.

S5, loosening the four knob bolts 1 of the fastening bed body fixing frame 2 and the puncture needle space position adjusting part 3 to take off the device, loosening the abdominal cavity puncture tightening belt 9 tightening the abdomen of the patient, and binding the operation part of the patient to finish all operations.

Claims

1. A CT guided abdominal cavity three-dimensional positioning puncture device, which comprises an abdominal cavity puncture tightening belt (9), a bed body fixing frame (2) and a puncture needle space position adjusting component (3); the method is characterized in that: the utility model discloses a puncture needle, including human abdominal cavity, bed body mount (2), puncture needle space position adjustment part (3), locking ball slider (5) are installed in arc guide rail (19) in the both sides of puncture needle space position adjustment part (3), install polished rod (6) between locking ball slider (5), install first regulation locking slider (7) on polished rod (6), first regulation locking slider (7) tip passes through threaded connection second index table (4), second index table (4) rotation angle passes through two self-locking elasticity plunger (20) locking position.

2. The CT guided abdominal stereotactic puncture device of claim 1, wherein: the utility model discloses a puncture tightening belt for abdominal cavity, including the tie (9) of the tie, be equipped with square mesh's silica gel pad (12) in the middle of tie (9) of abdominal cavity puncture, the lead wire has been buried inside silica gel pad (12), mouth font snap ring (13) are equipped with to silica gel pad (12) both sides and are connected with elastic bandage (14), elastic bandage (14) right-hand member portion has magic subsides (15).

3. The CT guided abdominal stereotactic puncture device of claim 1, wherein: a long clamping groove (17) is formed under the bed body fixing frame (2), knob bolts (1) are arranged on the side edges of the long clamping groove, and two U-shaped supporting seats (18) are formed in two ends of the upper portion of the bed body fixing frame (2) and are provided with hinge pins.

4. The CT guided abdominal stereotactic puncture device of claim 1, wherein: the polish rod (6) is provided with horizontal calibration graduation marks, and the polish rod (6) and the first adjusting and locking slide block (7) are fastened through a seven-star plum blossom screw (8); the first adjusting and locking sliding block (7) is provided with angle mark scale marks.

5. The CT guided abdominal stereotactic puncture device of claim 1, wherein: the second indexing turntable (4) is provided with angle mark graduation marks, a puncture needle mounting snap ring (21) is arranged on the second indexing turntable, and a locking jackscrew knob (11) is arranged on the puncture needle mounting snap ring (21).

6. The CT guided abdominal stereotactic puncture device of claim 1, wherein: two short clamping grooves (22) are formed in the tail end of the right side of the arc-shaped guide rail (19).