CN211410452U

CN211410452U - Deep venous catheter

Info

Publication number: CN211410452U
Application number: CN202020019352.2U
Authority: CN
Inventors: 张安科
Original assignee: Jintang Second People's Hospital
Current assignee: Jintang Second People's Hospital
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2020-09-04
Anticipated expiration: 2030-01-06

Abstract

The utility model relates to the technical field of medical equipment, and a dark ductus venosus is disclosed, including the pipe body, the left end fixedly connected with coupling of pipe body, the left end fixedly connected with three-way pipe of coupling, two connecting pipes of left side fixedly connected with of three-way pipe, the surface of pipe body and the right side that is located the coupling are provided with the dacron cover. This dark ductus venosus, take place to glue with the inside soft tissue of human body through the dacron cover, form a spacing protective screen, thereby it follows the pipe body and enters into patient's vein to block the bacterium, cause the complication, paste through second magic and paste with first magic and fix the front at first fixed strip with the second fixed strip, thereby fix coupling and three-way pipe on patient's health, avoid it to take place the skew in the use, more conveniently dismantle simultaneously, reached and to have avoided the bacterium to get into patient internal and fixed and dismantle more convenient purpose.

Description

Deep venous catheter

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a deep venous catheter.

Background

In emergency treatment and clinical rescue, the deep venous catheter is an indispensable important tool, the puncture site can be selected from femoral vein, subclavian vein or internal jugular vein, and the deep venous catheter is mainly used for continuously or intermittently carrying out venous transfusion on patients, monitoring central venous pressure, central venous nutrition infusion, infusing hypertonic or irritant solution, blood transfusion or blood sample collection and the like.

Deep venous catheter among the prior art is generally through the gauze with its parcel, then glues on patient's skin through the adhesive tape, and this kind of mode is comparatively inconvenient when needs use the pipe, and is particularly troublesome when needing to dismantle the gauze, and it is when using because the opening is great moreover, makes the bacterium follow the pipe easily and gets into patient's vein, causes other diseases, so the deep venous catheter of present proposition solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a dark ductus venosus possesses convenient to use, can avoid the bacterium to get into that the patient is internal and fixed and dismantle advantages such as more convenient, the dark ductus venosus among the prior art generally wraps up it through the gauze, then glue on patient's skin through the adhesive tape, this kind of mode is comparatively inconvenient when needs use the pipe, it is comparatively troublesome especially when needing to dismantle the gauze, and it is because the opening is great when using, make the bacterium follow the pipe and get into patient's vein easily, cause the problem of other diseases.

(II) technical scheme

For realize above-mentioned convenient to use, can avoid the bacterium to get into the patient internal and fixed and dismantle more convenient purpose, the utility model provides a following technical scheme: the deep venous catheter comprises a catheter body, wherein a pipe joint is fixedly connected to the left end of the catheter body, a three-way pipe is fixedly connected to the left end of the pipe joint, two connecting pipes are fixedly connected to the left side of the three-way pipe, a polyester sleeve is arranged on the surface of the catheter body and positioned on the right side of the pipe joint, an air bag is fixedly mounted on the inner bottom wall of the pipe joint, a valve is fixedly mounted at the bottom of the air bag, the bottom end of the valve extends to the bottom of the pipe joint, limiting blocks are fixedly mounted at the top and the bottom of the pipe joint, a fixing sleeve is arranged on the back of the pipe joint, a first fixing strip is fixedly connected to the top and the bottom of the fixing sleeve, a first magic tape is fixedly mounted on one side of the front surface and the back surface of the first fixing strip, the fixed cover of second fixed strip is fixed mounting has the second magic to paste the positive one side far away from fixed cover, the back fixed mounting of fixed cover has gluey subsides.

Preferably, a limiting groove is formed in the middle of the first fixing strip, and the limiting groove corresponds to the limiting block.

Preferably, the inner bottom wall of the pipe joint is provided with a fixing groove, and the airbag is fixedly installed inside the fixing groove.

Preferably, a through hole is formed in the bottom of the pipe joint and below the air bag, and the bottom end of the valve penetrates through the through hole and extends to the bottom of the pipe joint.

Preferably, the bottom of the pipe joint is fixedly provided with a sealing ring, and the valve is positioned on the inner side of the sealing ring.

Preferably, the surface of the catheter body is provided with an installation groove, and the polyester sleeve is fixedly installed inside the installation groove.

(III) advantageous effects

Compared with the prior art, the utility model provides a dark ductus venosus possesses following beneficial effect:

1. this dark venous catheter, take place the adhesion through dacron cover and human inside soft tissue, form a spacing protective barrier, thereby it follows the pipe body and enters into patient's vein to block the bacterium, cause the complication, then it is fixed with fixed cover and patient's skin through gluing, stir the front to the coupling inwards with two first fixed strips this moment, paste two first fixed strips through first magic and glue together, then pass the second fixed strip and stir inwards between two connecting pipes, paste through second magic and paste with first magic and fix the front at first fixed strip with the second fixed strip, thereby fix coupling and three-way pipe on patient's health, avoid it to take place the skew in the use, more convenient dismantlement simultaneously, reached and to avoid the bacterium to get into patient internal and fixed and dismantle more convenient purpose.

2. This dark ductus venosus carries on spacingly through spacing groove and stopper butt joint, avoids it to take place the skew in the use, then seals up the coupling through the sealing ring, avoids blood to spill, inflates in to the gasbag through the valve, makes its inflation to extrude sealedly to the inside of butt joint to avoid the backward flow of patient's venous blood when idle, thereby reached and used more convenient purpose.

Drawings

FIG. 1 is a front view of the overall structure of the present invention;

FIG. 2 is a front sectional view of the overall structure of the present invention;

fig. 3 is a front view of the connection between the fixing sleeve and the pipe joint of the present invention;

fig. 4 is a schematic view of the back of the fixing sleeve of the present invention;

fig. 5 is an enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a catheter body; 2. polyester sleeves; 3. a limiting groove; 4. a first fixing strip; 5. fixing a sleeve; 6. a connecting pipe; 7. a second fixing strip; 8. a second magic tape; 9. a three-way pipe; 10. a pipe joint; 11. a first magic tape; 12. a limiting block; 13. a valve; 14. an air bag; 15. mounting grooves; 16. gluing; 17. fixing grooves; 18. and (4) a sealing ring.

Detailed Description

The technical solutions 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, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the deep venous catheter comprises a catheter body 1, a tube joint 10 is fixedly connected to the left end of the catheter body 1, a three-way tube 9 is fixedly connected to the left end of the tube joint 10, two connecting tubes 6 are fixedly connected to the left side of the three-way tube 9, a polyester sleeve 2 is arranged on the surface of the catheter body 1 and located on the right side of the tube joint 10, an air bag 14 is fixedly installed on the inner bottom wall of the tube joint 10, a valve 13 is fixedly installed at the bottom of the air bag 14, the bottom end of the valve 13 extends to the bottom of the tube joint 10, after use, the air bag 14 is inflated through the valve 13, the air bag is expanded to extrude and seal the inside of the tube joint 10, so that backflow of venous blood of a patient is avoided when the deep venous catheter is idle, the purpose of more convenient use is achieved, limiting blocks 12 are, the top and the bottom of the fixed sleeve 5 are fixedly connected with a first fixed strip 4, one side of the front and the back of the first fixed strip 4, which is far away from the fixed sleeve 5, is fixedly provided with a first magic tape 11, the left side of the fixed sleeve 5 is positioned between two connecting pipes 6 and is fixedly connected with a second fixed strip 7, one side of the front of the second fixed strip 7, which is far away from the fixed sleeve 5, is fixedly provided with a second magic tape 8, the back of the fixed sleeve 5 is fixedly provided with a glue tape 16, when in use, the catheter body 1 is inserted into the vein of a patient, so that the pipe joint 10 is positioned outside, at the moment, the terylene sleeve 2 is stuck with the soft tissue inside the human body to form a spacing barrier, thereby preventing bacteria from entering the vein of the patient along with the catheter body 1 and causing complications, then the fixed sleeve 5 is fixed with the skin of the patient through the glue tape 16, at the moment, the two first fixed, paste 11 through first magic and glue two first fixed strips 4 together, then pass the inside stirring between two connecting pipes 6 with second fixed strip 7, paste 8 and first magic and paste 11 through the second magic and fix second fixed strip 7 in the front of first fixed strip 4, thereby fix coupling 10 and three-way pipe 9 on patient's health, avoid it to take place the skew in the use, more conveniently dismantle simultaneously, reached and to have avoided the bacterium to get into patient internal and fixed and dismantle more convenient purpose.

Specifically, the middle part of the first fixing strip 4 is provided with a limiting groove 3, the limiting groove 3 corresponds to the limiting block 12, and the pipe joint 10 is limited through the limiting groove 3 and the limiting block 12, so that the deviation of the pipe joint in the using process is avoided.

Specifically, the inner bottom wall of the pipe joint 10 is provided with a fixing groove 17, the air bag 14 is fixedly installed inside the fixing groove 17, and the air bag 14 is inflated to be expanded to squeeze and seal the inside of the pipe joint 10, so that backflow of venous blood of a patient is avoided when the pipe joint is not in use.

Specifically, the bottom of the pipe joint 10 is provided with a through hole below the air bag 14, the bottom end of the valve 13 penetrates through the through hole and extends to the bottom of the pipe joint 10, and the air bag 14 is more conveniently inflated and deflated through the valve 13, so that the use is more convenient.

Specifically, a sealing ring 18 is fixedly mounted at the bottom of the pipe joint 10, the valve 13 is located on the inner side of the sealing ring 18, and the pipe joint 10 is sealed by the sealing ring 18 to prevent blood from leaking.

Specifically, mounting groove 15 has been seted up on the surface of pipe body 1, and 2 fixed mounting of dacron cover take place to glue in the inside of mounting groove 15 through dacron cover 2 and the inside soft tissue of human body even, form a spacing protective screen to block that the bacterium follows pipe body 1 and enters into patient's vein, cause the complication.

The working principle is as follows: when in use, the catheter body 1 is inserted into the vein of a patient, so that the pipe joint 10 is positioned outside, the terylene sleeve 2 is adhered to the soft tissue inside the human body to form a limit barrier, bacteria are prevented from entering the vein of the patient along with the catheter body 1 to cause complications, then the fixing sleeve 5 is fixed with the skin of the patient through the adhesive tape 16, at the moment, the two first fixing strips 4 are shifted inwards to the front surface of the pipe joint 10, the two first fixing strips 4 are adhered together through the first magic tapes 11, then the second fixing strip 7 is shifted inwards through the two connecting pipes 6, the second fixing strip 7 is fixed on the front surface of the first fixing strip 4 through the second magic tapes 8 and the first magic tapes 11, thereby the pipe joint 10 and the three-way pipe 9 are fixed on the body of the patient, the deviation of the catheter body in the use process is avoided, and the disassembly is more convenient, it is internal and fixed and dismantle more convenient purpose to have reached to avoid the bacterium to get into the patient, and after finishing using, aerify in 14 gasbag through valve 13, make its inflation extrude sealed to the inside of coupling 10 to avoid the backward flow of patient's venous blood when idle, thereby reached and used more convenient purpose.

To sum up, the deep venous catheter is adhered with the soft tissue inside the human body through the terylene sleeve 2 to form a spacing barrier, thereby preventing bacteria from entering the vein of a patient along with the catheter body 1 to cause complications, then the fixing sleeve 5 is fixed with the skin of the patient through the adhesive tape 16, at this time, the two first fixing strips 4 are shifted inwards to the front surface of the pipe joint 10, the two first fixing strips 4 are adhered together through the first magic tape 11, then the second fixing strip 7 is pushed inwards through the space between the two connecting pipes 6, the second fixing strip 7 is fixed on the front surface of the first fixing strip 4 through the second magic tape 8 and the first magic tape 11, thereby fixing the tube connector 10 and the three-way tube 9 on the body of the patient, avoiding the displacement thereof during use, meanwhile, the medical instrument is more convenient to disassemble, and the purposes that bacteria can be prevented from entering the body of a patient and the medical instrument is more convenient to fix and disassemble are achieved.

And, carry on spacingly through spacing groove 3 and stopper 12 to coupling 10, avoid it to take place the skew in the use, then seal coupling 10 through sealing ring 18, avoid blood to spill, aerify in gasbag 14 through valve 13, make its inflation extrude sealed to the inside of coupling 10 to avoid the backward flow of patient's venous blood when idle, thereby reached the more convenient purpose of use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Deep venous catheter, including catheter body (1), its characterized in that: the utility model discloses a catheter for artificial intelligence, including pipe body (1), pipe joint (10) are fixedly connected with to the left end of pipe body (1), the left end fixedly connected with three-way pipe (9) of pipe joint (10), two connecting pipes (6) of left side fixedly connected with of three-way pipe (9), the surface of pipe body (1) is provided with dacron cover (2) on the right side that is located pipe joint (10), the interior diapire fixed mounting of pipe joint (10) has gasbag (14), the bottom fixed mounting of gasbag (14) has valve (13), the bottom of valve (13) extends to the bottom of pipe joint (10), the equal fixed mounting in top and the bottom of pipe joint (10) has stopper (12), the back of pipe joint (10) is provided with fixed cover (5), the equal fixed connection in top and the bottom of fixed cover (5) has first fixed strip (4), the equal fixed mounting in one side that fixed cover (5) was kept away from to first fixed cover (4) ) The utility model discloses a fixed cover (5) for the automobile, the left side of fixed cover (5) is located fixedly connected with second fixed strip (7) between two connecting pipes (6), one side fixed mounting that fixed cover (5) was kept away from in second fixed strip (7) openly has second magic subsides (8), the back fixed mounting of fixed cover (5) has gluey subsides (16).

2. The deep vein catheter of claim 1, wherein: the middle part of the first fixing strip (4) is provided with a limiting groove (3), and the limiting groove (3) corresponds to the limiting block (12).

3. The deep vein catheter of claim 1, wherein: the inner bottom wall of the pipe joint (10) is provided with a fixing groove (17), and the air bag (14) is fixedly installed inside the fixing groove (17).

4. The deep vein catheter of claim 1, wherein: the bottom of the pipe joint (10) is positioned below the air bag (14) and is provided with a through hole, and the bottom end of the valve (13) penetrates through the through hole and extends to the bottom of the pipe joint (10).

5. The deep vein catheter of claim 1, wherein: the bottom of the pipe joint (10) is fixedly provided with a sealing ring (18), and the valve (13) is positioned on the inner side of the sealing ring (18).

6. The deep vein catheter of claim 1, wherein: the surface of the catheter body (1) is provided with an installation groove (15), and the polyester sleeve (2) is fixedly installed inside the installation groove (15).