CN220876874U

CN220876874U - Puncture needle assembly

Info

Publication number: CN220876874U
Application number: CN202321922350.4U
Authority: CN
Inventors: 熊梦荣
Original assignee: First Medical Center of PLA General Hospital
Current assignee: First Medical Center of PLA General Hospital
Priority date: 2023-07-21
Filing date: 2023-07-21
Publication date: 2024-05-03
Anticipated expiration: 2033-07-21

Abstract

The utility model discloses a puncture needle assembly, which belongs to the technical field of medical equipment, and comprises a U-shaped clamping plate, wherein the top of the U-shaped clamping plate is fixedly connected with a vertical rod, the surface of the vertical rod is slidably connected with a first sliding sleeve, the surface of the first sliding sleeve is respectively and fixedly connected with a first fixed rod and a cross rod, the surface of the cross rod is slidably connected with a second sliding sleeve, the surface of the second sliding sleeve is respectively and fixedly connected with a second fixed rod and an adjusting knob, and the side surface of the adjusting knob is movably connected with a supporting frame; the puncture needle positioning device has the beneficial effects that by arranging the vertical rod and the cross rod, medical staff is convenient to position and support the puncture needle, under the action of the rotating shaft, the angle of the puncture needle is convenient to adjust by the medical staff, and simultaneously, the position of the puncture needle after rotation can be stabilized under the action of the spring, the sliding cylinder, the positioning teeth and the positioning groove block, and simultaneously, the position of the supporting frame can be adjusted under the action of the adjusting knob, so that the puncture needle positioning device is more convenient to use.

Description

Puncture needle assembly

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a puncture needle assembly.

Background

The puncture needle is a medical instrument for sampling and injecting the tissues of various organs such as kidney, liver, lung, mammary gland, thyroid gland, prostate gland, pancreas, body surface and the like in the minimally invasive surgery, has a simple structure, is easy to clean and disinfect after use, can be detached and replaced by different puncture needle tubes, and is widely applicable to the field of medical equipment.

When a medical staff punctures a patient, the medical staff is required to hold the needle head for use, the needle head is held for a long time, time and labor are wasted, the angle of puncture of the puncture needle is inconvenient to adjust by the medical staff, and the puncture needle assembly is particularly provided for the problems.

Disclosure of utility model

(1) Technical problem to be solved

Aiming at the defects in the prior art, the utility model aims to provide a puncture needle assembly which has the positioning and supporting functions, is convenient for medical staff to position and support the puncture needle and is convenient for the medical staff to adjust the puncture angle of the puncture needle.

(2) Technical proposal

In order to achieve the above purpose, the utility model provides a puncture needle assembly, which comprises a U-shaped clamping plate, wherein the top of the U-shaped clamping plate is fixedly connected with a vertical rod, the surface of the vertical rod is in sliding connection with a first sliding sleeve, the surface of the first sliding sleeve is respectively and fixedly connected with a first fixed rod and a cross rod, the surface of the cross rod is in sliding connection with a second sliding sleeve, the surface of the second sliding sleeve is respectively and fixedly connected with a second fixed rod and an adjusting knob, the side surface of the adjusting knob is movably connected with a supporting frame, the inner side surface of the supporting frame is rotatably connected with a rotating shaft through a bearing, one end of the rotating shaft is fixedly connected with a first clamping plate, the other side surface of the inner side surface of the supporting frame is in sliding connection with a sliding rod, two ends of the sliding rod are respectively and fixedly connected with a pulling plate and a second clamping plate, the inner side surface of the supporting frame is fixedly connected with a spring, one end of the spring is fixedly connected with a sliding cylinder, the spring and the sliding cylinder is respectively and fixedly connected with a plurality of positioning teeth, the side surfaces of the second clamping plate are fixedly connected with a positioning groove block, and the positioning teeth are clamped in the positioning groove block.

When using the puncture needle assembly of this technical scheme, through setting up pole setting and horizontal pole, the medical personnel of being convenient for carry out the location support to the puncture needle, under the effect of pivot, the medical personnel of being convenient for adjusts the angle of puncture needle, simultaneously under the effect of spring, slide a section of thick bamboo, positioning tooth and constant head tank piece, can stabilize the position behind the puncture needle rotation, simultaneously under adjust knob's effect, can adjust the position of carriage, it is more convenient to use.

Further, the side surfaces of the first clamping plate and the other side surface of the second clamping plate are fixedly connected with protection pads.

Further, the first sliding sleeve surface threaded connection has first bolt, a plurality of first locating holes have been seted up on the pole setting surface, first bolt one end threaded connection is in first locating hole.

Further, the second sliding sleeve surface threaded connection has the second bolt, a plurality of second locating holes have been seted up on the horizontal pole surface, second bolt one end threaded connection is in the second locating hole.

Further, a threaded cylinder is fixedly connected to the bottom of the U-shaped clamping plate, and a threaded rod is connected to the inner portion of the threaded cylinder in a threaded mode.

Further, the knob and the top plate are fixedly connected to the two ends of the threaded rod respectively.

(3) Advantageous effects

In summary, the utility model has the following beneficial effects:

1. According to the puncture needle assembly, through the arrangement of the vertical rod and the cross rod, medical staff can conveniently position and support the puncture needle, under the action of the rotating shaft, the medical staff can conveniently adjust the angle of the puncture needle, and meanwhile, under the action of the spring, the sliding cylinder, the positioning teeth and the positioning groove block, the position of the puncture needle after rotation can be stabilized, and meanwhile, under the action of the adjusting knob, the position of the supporting frame can be adjusted, so that the puncture needle assembly is more convenient to use;

2. According to the puncture needle assembly, the protection pad is arranged, so that the surface of the puncture needle can be protected when the puncture needle is clamped and fixed, and scratches on the surface of the puncture needle can be avoided;

3. This puncture needle assembly through setting up first bolt, first locating hole, second bolt and second locating lever, medical personnel passes through first locating hole and first bolt, can adjust the position of first sliding sleeve on the pole setting surface, then medical personnel passes through second locating hole and second bolt, can adjust the position of second sliding sleeve on the horizontal pole surface.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the description of the embodiments or the prior art will be briefly described, and it is apparent that the drawings in the following description are only one embodiment of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

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

FIG. 2 is a schematic side view of the present utility model;

fig. 3 is an enlarged sectional schematic view of the structure of fig. 2 at a.

The marks in the drawings are:

1. u-shaped clamping plates; 101. a thread cylinder; 102. a threaded rod; 103. a top plate; 104. a knob;

2. A vertical rod; 201. a first positioning hole;

3. A first sliding sleeve; 301. a first bolt; 302. a first fixing rod; 303. a cross bar; 304. a second positioning hole;

4. The second sliding sleeve; 401. a second bolt; 402. a second fixing rod; 403. an adjustment knob; 404. a support frame; 405. a rotating shaft; 406. a first clamping plate; 407. a slide bar; 408. pulling a plate; 409. a second clamping plate; 4010. a protective pad; 4011. a spring; 4012. a sliding cylinder; 4013. positioning teeth; 4014. and positioning the groove block.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the present utility model easy to understand, the technical solutions in the embodiments of the present utility model are clearly and completely described below to further illustrate the present utility model, and it is obvious that the described embodiments are only some embodiments of the present utility model, not all versions.

Examples:

The utility model is described in further detail below with reference to fig. 1-3.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a pjncture needle subassembly, including U type splint 1, U type splint 1 top fixedly connected with pole setting 2, pole setting 2 surface sliding connection has first sliding sleeve 3, first sliding sleeve 3 surface fixedly connected with first dead lever 302 and horizontal pole 303 respectively, horizontal pole 303 surface sliding connection has second sliding sleeve 4, second sliding sleeve 4 surface fixedly connected with second dead lever 402 and adjust knob 403 respectively, adjust knob 403 side swing joint has braced frame 404, braced frame 404 inside side is connected with pivot 405 through the bearing rotation, pivot 405 one end fixedly connected with first grip block 406, braced frame 404 inside another side sliding connection has slide bar 407, slide bar 407 both ends are fixedly connected with arm-tie 408 and second grip block 409 respectively, braced frame 404 inside side fixedly connected with spring 4011, spring 4011 one end fixedly connected with slide cylinder 4012, spring 4011 and slide cylinder 4012 all sliding connection are on slide bar 407 surface, slide cylinder 4012 one end fixedly connected with a plurality of positioning teeth 4013, second grip block 409 side fixedly connected with positioning groove block 4014, positioning teeth 4013 joint in positioning groove block 4014.

Through adopting above-mentioned technical scheme, through setting up pole setting 2 and horizontal pole 303, the medical personnel of being convenient for fix a position the support to the pjncture needle, under the effect of pivot 405, the medical personnel of being convenient for adjusts the angle of pjncture needle, simultaneously under the effect of spring 4011, slide cylinder 4012, positioning tooth 4013 and constant head tank piece 4014, can stabilize the position after the pjncture needle is rotatory, simultaneously under the effect of adjust knob 403, can adjust the position of braced frame 404, it is more convenient to use.

Referring to fig. 3, a protection pad 4010 is fixedly connected to the side surface of the first clamping plate 406 and the other side surface of the second clamping plate 409.

Through adopting above-mentioned technical scheme, through setting up protection pad 4010, when carrying out the centre gripping to the pjncture needle and fix, can protect the pjncture needle surface, can avoid the pjncture needle surface to appear the scratch.

Referring to fig. 1, a first bolt 301 is screwed on the surface of a first sliding sleeve 3, a plurality of first positioning holes 201 are formed in the surface of a vertical rod 2, one end of the first bolt 301 is screwed in the first positioning holes 201, a second bolt 401 is screwed on the surface of a second sliding sleeve 4, a plurality of second positioning holes 304 are formed in the surface of a cross rod 303, and one end of the second bolt 401 is screwed in the second positioning holes 304.

Through adopting above-mentioned technical scheme, through setting up first bolt 301, first locating hole 201, second bolt 401 and second locating lever 304, medical personnel pass through first locating hole 201 and first bolt 301, can adjust the position of first sliding sleeve 3 on pole setting 2 surface, then medical personnel pass through second locating hole 304 and second bolt 401, can adjust the position of second sliding sleeve 4 on horizontal pole 303 surface.

Referring to fig. 1, a threaded cylinder 101 is fixedly connected to the bottom of a u-shaped clamping plate 1, a threaded rod 102 is connected to the inside of the threaded cylinder 101 in a threaded manner, and a knob 104 and a top plate 103 are respectively and fixedly connected to two ends of the threaded rod 102.

Through adopting above-mentioned technical scheme, through setting up knob 104, medical personnel overlap joint U type splint 1 side at the sick bed side, then rotatory knob 104 makes threaded rod 102 rotatory, promotes roof 103 top contact sick bed bottom to the medical personnel of being convenient for fix the device on the sick bed.

The working principle of the utility model is as follows:

When the device is used, medical staff overlap the side surface of the U-shaped clamping plate 1 on the side surface of a sickbed, then rotate the knob 104 to enable the threaded rod 102 to rotate to push the top of the top plate 103 to contact the bottom of the sickbed, fix the device on the sickbed, after the fixation is completed, the medical staff adjust the position of the first sliding sleeve 3 on the surface of the upright rod 2 through the first positioning hole 201 and the first bolt 301, then adjust the position of the second sliding sleeve 4 on the surface of the cross rod 303 through the second positioning hole 304 and the second bolt 401, pull the pull plate 408, place the puncture needle between the first clamping plate 406 and the second clamping plate 409, after the placement is completed, release the pull plate 408, clamp and fix the puncture needle through the second clamping plate 409 and the first clamping plate 406 under the action of the spring 4011, and the device can be used after the fixation is completed;

When the angle of the puncture needle is adjusted, people can rotate the puncture needle, and simultaneously under the action of the spring 4011, the sliding cylinder 4012, the positioning teeth 4013 and the positioning groove block 4014, the position of the puncture needle after rotation can be stabilized, and simultaneously under the action of the adjusting knob 403, the position of the supporting frame 404 can be adjusted, so that the puncture needle is more convenient to use.

The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.

Claims

1. A puncture needle assembly comprising a U-shaped clamping plate (1), characterized in that: the utility model discloses a U-shaped splint (1) top fixedly connected with pole setting (2), pole setting (2) surface sliding connection has first sliding sleeve (3), first sliding sleeve (3) surface fixedly connected with first dead lever (302) and horizontal pole (303) respectively, horizontal pole (303) surface sliding connection has second sliding sleeve (4), second sliding sleeve (4) surface fixedly connected with second dead lever (402) and adjust knob (403) respectively, adjust knob (403) side swing joint has braced frame (404), braced frame (404) inside side is connected with pivot (405) through the bearing rotation, pivot (405) one end fixedly connected with first grip block (406), another side sliding connection in braced frame (404) inside has slide bar (407), slide bar (407) both ends fixedly connected with arm-tie (408) and second grip block (409) respectively, braced frame (404) inside side fixedly connected with spring (4011), spring (4011) one end fixedly connected with slide cylinder (4012), spring (4011) and 4012) side fixedly connected with slide bar (409) at one end, one end fixed positioning groove (4013) is connected with slide bar (4), the positioning teeth (4013) are clamped in the positioning groove blocks (4014).

2. A lancet assembly as recited in claim 1 wherein: and the side surface of the first clamping plate (406) and the other side surface of the second clamping plate (409) are fixedly connected with protection pads (4010).

3. A lancet assembly as recited in claim 1 wherein: the surface of the first sliding sleeve (3) is in threaded connection with a first bolt (301), a plurality of first positioning holes (201) are formed in the surface of the vertical rod (2), and one end of the first bolt (301) is in threaded connection with the first positioning holes (201).

4. A lancet assembly as recited in claim 1 wherein: the surface of the second sliding sleeve (4) is in threaded connection with a second bolt (401), a plurality of second positioning holes (304) are formed in the surface of the cross rod (303), and one end of the second bolt (401) is in threaded connection with the second positioning holes (304).

5. A lancet assembly as recited in claim 1 wherein: the U-shaped clamping plate is characterized in that a threaded cylinder (101) is fixedly connected to the bottom of the U-shaped clamping plate (1), and a threaded rod (102) is connected to the inner thread of the threaded cylinder (101).

6. A lancet assembly as recited in claim 5 wherein: two ends of the threaded rod (102) are fixedly connected with a knob (104) and a top plate (103) respectively.