CN211934211U

CN211934211U - CT-guided puncture combined orienting device

Info

Publication number: CN211934211U
Application number: CN201921926058.3U
Authority: CN
Inventors: 廖欣; 刘静; 蔡波
Original assignee: Guizhou No3 People's Hospital; Affiliated Hospital of Guizhou Medical University
Current assignee: Guizhou No3 People's Hospital; Affiliated Hospital of Guizhou Medical University
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-11-17
Anticipated expiration: 2029-11-05

Abstract

The utility model discloses a CT guided puncture combined orientation device, which relates to the technical field of medical instruments and comprises a base, wherein a bearing disc is arranged on the base, and a first scale telescopic rod passing through the center of the bearing disc is arranged on the base; the measuring device comprises a scale telescopic rod and is characterized in that a cylinder is fixed at the top of the scale telescopic rod, the diameter of the cylinder is smaller than that of the top of the telescopic rod, a 360-degree dial is sleeved on the cylinder, a disc damping rotating shaft is installed at the top end of the cylinder, one end of a scale telescopic rod II is horizontally installed on the disc damping rotating shaft, and an angle measuring structure is fixed at the other end of the scale telescopic rod II. The utility model discloses according to CT machine accurate positioning measurement internal target spot, body surface point of puncture, puncture angle and degree of depth after, through the angle of inserting the needle of the operator pjncture needle of the device accurate positioning, even the less medical staff of experience also can use the device accurate puncture, effectively shorten the operation long, reduce patient complication and misery, be particularly suitable for being used for CT guide puncture combination orientation.

Description

CT-guided puncture combined orienting device

Technical Field

The utility model relates to the technical field of medical equipment, in particular to CT guide puncture combination orienting device.

Background

CT guided puncture is a non-vascular interventional technique for obtaining pathological specimens by percutaneous puncture of interested lesions (target lesions) of all parts of the whole body under the guidance of a CT machine and finally obtaining pathological diagnosis. Because the CT can clearly display the size, the form, the position and the necrotic cavity area of the lesion and clearly display the good anatomical relationship with the adjacent blood vessels, nerves and the like, the position, the angle and the depth of the needle insertion can be accurately determined, the blood vessels, the nerves, the spinal cords and the like are prevented from being damaged, and the safety, the success rate and the pathological accuracy rate of interventional operation are greatly improved.

However, the CT-guided puncture generally draws a small amount of material, and if the patient has insufficient experience or improperly drawn material parts and does not penetrate into the target lesion to obtain a representative tissue, it is difficult to draw an accurate conclusion. At present, the CT scanning picture can only accurately position and measure an internal target point, a body surface puncture point, a puncture angle and depth, but the specific needle inserting angle during puncture is a three-dimensional space angle, and the operator still has to rely on self evaluation and grasp the free-hand puncture, so that medical staff with less experience can accurately puncture only by trying to adjust for many times, and the problems of long operation time, more complications, great pain of patients and the like are caused, and the CT guided puncture combined orienting device is needed.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a CT guide puncture combination orienting device for solve the problem that exists among the prior art.

A CT guided puncture combined orienting device comprises a base, wherein a plurality of universal wheels are arranged at the edge below the base, a bearing disc is arranged above the base, and a first scale telescopic rod penetrating through the circle center of the bearing disc is arranged on the base;

the measuring device comprises a scale telescopic rod and is characterized in that a cylinder is fixed at the top of the scale telescopic rod, the diameter of the cylinder is smaller than that of the top of the scale telescopic rod, a 360-degree dial is sleeved on the cylinder, a disc damping rotating shaft is installed at the top end of the cylinder, one end of a scale telescopic rod II is horizontally installed on the disc damping rotating shaft, and an angle measuring structure is fixed at the other end of the scale telescopic rod II.

Preferably, the 360-degree dial is a disc with a circular hole in the center and degree scales on the edge, and the diameter of the circular hole is larger than that of the cylinder.

Preferably, the structure of the first scale telescopic rod is the same as that of the second scale telescopic rod, the first scale telescopic rod comprises a telescopic pipe, the telescopic rod is sleeved inside the telescopic pipe, a plurality of round holes are formed in the telescopic rod, fastening nuts of the round holes are installed at the upper end of the telescopic pipe and penetrate through the telescopic pipe, and scale marks are uniformly arranged on the telescopic rod.

Preferably, a damping spring is arranged between the base and the universal wheel, and a sucker is arranged at the bottom of the base.

Preferably, a damping rotating shaft is arranged above the two tail ends of the scale telescopic rod, and the damping rotating shaft is rotatably connected with an angle measuring structure.

More preferably, the angle measuring structure includes the ring, the inside ring joint pipe of ring, the ring side is equipped with the screw hole, the spiro union screw in the screw hole, the screw level runs through on the outer wall of pipe, the vertical 180 protractors of fixed on pipe top edge.

Preferably, the diameter of the circular tube is larger than that of the puncture needle.

The utility model discloses beneficial effect: the utility model discloses after according to internal target spot of CT machine accurate positioning measurement, body surface point of puncture, puncture angle and degree of depth, through the concrete angle of inserting the needle of the operator pjncture needle of the device accurate positioning, even the medical staff that experience is less also can use the device accurate puncture, effectively shorten the operation long, reduce patient complication and misery, be particularly suitable for being used for CT to guide the puncture combination orientation.

Drawings

Fig. 1 is a schematic structural view of a CT-guided puncture combined orientation device according to an embodiment of the present invention;

fig. 2 is a schematic structural view of an angle measurement structure of a CT-guided puncture combined orientation device according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a 360 ° dial of a CT-guided puncture combined orientation device according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a first scale telescopic rod of the CT-guided puncture combined orientation device according to the embodiment of the present invention;

fig. 5 is a schematic structural view of embodiment 3 of a CT-guided puncture combined orientation device according to an embodiment of the present invention.

Description of reference numerals:

the measuring device comprises a base 1, a universal wheel 2, a load-bearing disc 3, a scale telescopic rod I4, a telescopic pipe 401, a scale telescopic rod 402, a round hole 403, a fastening nut 404, a scale mark 405, a cylinder 5, a dial scale 6-360 degrees, a disc damping rotating shaft 7, a scale telescopic rod II 8, an angle measuring structure 9, a ring 901, a circular pipe 902, a circular pipe 903, a screw 904, a protractor 180 degrees, a damping spring 10, a sucker 11 and a damping rotating shaft 12.

Detailed Description

The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, but it should be understood that the scope of the present invention is not limited by the specific embodiments.

Referring to fig. 1-5, the utility model provides a combined directional device for CT-guided puncture,

the embodiment 1 comprises a base 1, wherein a plurality of universal wheels 2 are arranged at the edge of the lower part of the base 1, the universal wheels are convenient to move, a bearing disc 3 is arranged above the base 1, the whole device is more stable, and a scale telescopic rod 4 penetrating through the circle center of the bearing disc 3 is arranged on the base 1 and used for adjusting the vertical height of the whole device;

the utility model discloses a scale telescopic link, including scale telescopic link 4, cylinder 5, be less than the diameter at scale telescopic link 4 tops, be convenient for cup joint 360 calibrated scales 6 on cylinder 5, 360 calibrated scales 6 opens the disc that circular port, edge were equipped with the degree scale for the center, the diameter of circular port is greater than cylinder 5's diameter to scale telescopic link two 8 can pass 360 calibrated scales 6's circular port.

5 tops of cylinder installation disc damping pivot 7 makes two 8 scale telescopic links can be in 360 degrees rotations of horizontal direction, the one end of two 8 scale telescopic links of horizontal installation on the disc damping pivot 7, angle measurement structure 9 is fixed to the other end of two 8 scale telescopic links, is convenient for measure the puncture angle of pjncture needle, makes that medical staff can be better pierce human specific position according to the puncture angle.

The angle measuring structure 9 comprises a circular ring 901, the circular ring 901 is connected with a circular tube 902 in an encircling manner, a threaded hole is formed in the side face of the circular ring 901, a screw 903 is screwed in the threaded hole, the screw 903 horizontally penetrates through the outer wall of the circular tube 902, and a 180-degree protractor 904 is vertically fixed on the upper edge of the circular tube 902. The diameter of the barrel 902 is greater than the diameter of the needle.

When using, adjust the height of whole device through scale telescopic link 4, the flexible length of level through two 8 angle regulation measurement structures of scale telescopic link 9, and adjust suitable rotation angle through 360 calibrated scales 6, then adjust suitable inclination after with pipe 902 through 180 protractors 904, it is fixed through screw 903, then pass the pjncture needle pipe 902 puncture to the internal operation of puncturing of patient, the device can be at the internal target point of CT quick-witted accurate positioning measurement, the body surface point of puncturing, puncture angle and degree of depth back, through the specific needle angle of advancing of the device accurate positioning operator pjncture needle, make things convenient for medical staff's operation.

The structure of the first scale telescopic rod 4 is the same as that of the second scale telescopic rod 8, the first scale telescopic rod 4 comprises a telescopic pipe 401, a telescopic rod 402 is sleeved inside the telescopic pipe 401, a plurality of round holes 403 are formed in the telescopic rod 402, the upper end of the telescopic pipe 401 is installed and penetrates through fastening nuts 404 of the round holes 403, an operator can fix the fastening nuts 404 in different round holes 403 according to the requirement of the operator, scale marks 405 are uniformly arranged on the telescopic rod 402, and the operator can conveniently and accurately watch the height of the telescopic rod.

Embodiment 2 is different from the above-described embodiments in that,

base 1 with be equipped with damping spring 10 between the universal wheel 2, base 1 bottom is equipped with sucking disc 11, slows down rocking of whole device at the removal in-process through damping spring 10, prevents that angle change or device are not hard up, removes fixed position after, adsorbs sucking disc 11 subaerial, fixes whole device.

Embodiment 3 is different from the above-described embodiments in that,

the top of the tail end of the second 8 scale telescopic rods is provided with a damping rotating shaft 12, the damping rotating shaft 12 is rotatably connected with the angle measuring structure 9, and the whole inclination angle of the angle measuring structure 9 can be freely adjusted through the damping rotating shaft 12.

To sum up, the utility model discloses after measuring internal target spot, body surface point of puncture, puncture angle and the degree of depth according to CT machine accurate positioning, through the concrete angle of inserting the needle of the less medical staff of experience also can use the device accurate puncture of the operator pjncture needle of the device accurate positioning, effectively shorten the operation length, reduce patient complication and misery, be particularly suitable for being used for CT guide puncture combination orientation.

The above disclosure is only one specific embodiment of the present invention, however, the present invention is not limited thereto, and any changes that can be considered by those skilled in the art should fall within the protection scope of the present invention.

Claims

1. A CT guided puncture combined orienting device is characterized by comprising a base (1), wherein a plurality of universal wheels (2) are mounted at the edge below the base (1), a bearing disc (3) is mounted above the base (1), and a first scale telescopic rod (4) penetrating through the circle center of the bearing disc (3) is mounted on the base (1);

scale telescopic link (4) top stationary cylinder (5), the diameter of cylinder (5) is less than the diameter at scale telescopic link (4) top, cup joint 360 calibrated scale (6) on cylinder (5), cylinder (5) top installation disc damping pivot (7), the one end of horizontal installation scale telescopic link two (8) is gone up in disc damping pivot (7), the fixed angle measurement structure (9) of the other end of scale telescopic link two (8).

2. A CT guided puncture combination and orientation device according to claim 1, wherein the 360 ° dial (6) is a circular disc with a circular hole in the center and degree scales on the edge, and the diameter of the circular hole is larger than that of the cylinder (5).

3. The CT guided puncture combined orientation device as claimed in claim 1, wherein the structure of the first scale expansion link (4) is the same as that of the second scale expansion link (8), the first scale expansion link (4) comprises a telescopic tube (401), a telescopic rod (402) is sleeved inside the telescopic tube (401), a plurality of round holes (403) are formed in the telescopic rod (402), a fastening nut (404) penetrating through the round holes (403) is installed at the upper end of the telescopic tube (401), and scale marks (405) are uniformly arranged on the telescopic rod (402).

4. The CT guided puncture combined orientation device as claimed in claim 1, wherein a shock-absorbing spring (10) is arranged between the base (1) and the universal wheel (2), and a suction cup (11) is arranged at the bottom of the base (1).

5. The combined CT-guided puncture orienting device as claimed in claim 1, wherein a damping rotating shaft (12) is disposed above the end of the second scale telescopic rod (8), and the damping rotating shaft (12) is rotatably connected to the angle measuring structure (9).

6. The CT guided puncture combined orientation device as claimed in any one of claims 1 to 5, wherein the angle measuring structure (9) comprises a circular ring (901), the circular ring (901) internally encircles a circular tube (902), the side surface of the circular ring (901) is provided with a threaded hole, a screw (903) is screwed in the threaded hole, the screw (903) horizontally penetrates through the outer wall of the circular tube (902), and a 180-degree protractor (904) is vertically fixed on the upper edge of the circular tube (902).

7. A CT guided puncture combination orientation device as claimed in claim 6, wherein the diameter of the barrel (902) is larger than the diameter of the puncture needle.