CN209932919U

CN209932919U - Adjustable abdominal cavity puncture needle fixing device

Info

Publication number: CN209932919U
Application number: CN201920045920.3U
Authority: CN
Inventors: 严少南; 方红; 蔡江
Original assignee: Wuhan University WHU
Current assignee: Wuhan University WHU
Priority date: 2019-01-11
Filing date: 2019-01-11
Publication date: 2020-01-14
Anticipated expiration: 2029-01-11

Abstract

The utility model discloses an adjustable fixing device for an abdominal puncture needle, which comprises a fixed clamp and a movable clamp, wherein the fixed clamp is hinged with the movable clamp through a pin shaft, and the movable clamp rotates around the pin shaft; the front end of the fixed clamp is provided with a first clamping opening, the front end of the movable clamp is provided with a second clamping opening, the first clamping opening and the second clamping opening are arranged oppositely, and a puncture needle penetrates into the abdominal cavity of a patient and then is clamped by the first clamping opening and the second clamping opening; the rear ends of the fixed clamp and the movable clamp are respectively provided with a positioning mechanism. The utility model has the advantages that: set up fixation clamp and activity clamp centre gripping pjncture needle to utilize positioning mechanism and patient's belly skin to paste, but the laminating degree of manual regulation fixed paster and belly skin when fixed pjncture needle, use this fixation clamp can make and permit patient's position to take place certain change, effectively avoid the displacement of abdominal cavity pjncture needle, reduce the painful sense of patient.

Description

Adjustable abdominal cavity puncture needle fixing device

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to abdominal cavity pjncture needle fixing device with adjustable.

Background

Because the abdominal cavity puncture operation is long in time, in order to avoid the puncture needle displacement phenomenon caused by factors such as the body position change of a patient, the abdominal cavity pressure, the ascites impact force and the like, in the process of carrying out the abdominal cavity puncture and ascites placing treatment, a doctor needs to fix the puncture needle by using two hands. The traditional clinical operation mode not only increases the workload of doctors, but also causes hand fatigue caused by long-time holding, and often causes the phenomenon that the abdominal puncture needle shifts or even slips out, thereby causing the problem of repeatedly adjusting the position of the puncture needle or repeatedly puncturing, increasing the pain of patients, being accompanied with complications such as bleeding and the like, and having high probability of iatrogenic infection. Therefore, there is a need for improvements in the prior art.

Disclosure of Invention

An object of the utility model is to provide an abdominal cavity pjncture needle fixing device with adjustable to prior art not enough, solve the problem that the long puncture needle that arouses of operation time that exists shifts among the prior art.

The utility model adopts the technical proposal that: an adjustable fixing device for an abdominal cavity puncture needle mainly comprises a fixing clamp and a movable clamp, wherein the fixing clamp is hinged with the movable clamp through a pin shaft, and the movable clamp rotates around the pin shaft; the front end of the fixed clamp is provided with a first clamping opening, the front end of the movable clamp is provided with a second clamping opening, the first clamping opening and the second clamping opening are arranged oppositely, and a puncture needle penetrates into the abdominal cavity of a patient and then is clamped by the first clamping opening and the second clamping opening; the rear ends of the fixed clamp and the movable clamp are respectively provided with a positioning mechanism.

According to the scheme, the first clamping opening and the second clamping opening are both arc-shaped clamping openings.

According to the scheme, the positioning mechanism comprises a movable rod, a movable patch and an adhesive tape, the movable rod is matched with a threaded hole formed in the rear end of the fixing clamp/movable clamp, the movable patch is installed at the lower end of the movable rod, and the movable patch is adhered to abdominal skin of a patient through the adhesive tape.

According to the scheme, the movable rod and the pin shaft are arranged in parallel.

According to the scheme, the adhesive plaster is a breathable adhesive plaster.

According to the scheme, the fixing device further comprises a spring, and the spring is in a compressed state; one end of the spring is connected with the inner side of the rear end of the movable clamp, and the other end of the spring is connected with the inner side of the rear end of the fixed clamp.

According to the scheme, the whole fixing clamp is L-shaped, the transverse section end of the fixing clamp is provided with the positioning mechanism, the longitudinal section of the fixing clamp is hinged with the movable clamp, and the longitudinal section end of the fixing clamp clamps the puncture needle.

According to the scheme, the lower surface of the longitudinal section of the fixing clamp is provided with the fixing patch, and the fixing patch is tightly attached to the abdominal skin of a patient through the adhesive plaster.

According to the scheme, the movable clamp comprises a clamping section, a transition section, an extension section and a positioning section which are sequentially connected, wherein the clamping section is hinged with the fixed clamp and is provided with a clamping opening II; the inner side of the extension section is connected with the spring, and the inner side surface of the extension section is parallel to the inner side surface of the longitudinal section of the fixing clamp; and the positioning section is provided with a positioning mechanism.

The utility model has the advantages that:

1. the fixing clamp and the movable clamp are arranged to clamp the puncture needle, and the locating mechanism is used for being stuck with the abdominal skin of a patient, so that the fitting degree of the fixing patch and the abdominal skin can be manually adjusted when the puncture needle is fixed, the position of the patient can be allowed to change to a certain extent by using the fixing clamp, the displacement of the abdominal puncture needle is effectively avoided, and the pain of the patient is reduced;

2. the fixed clamp is hinged with the movable clamp, the movable connection can flexibly adjust the fitting condition of the patient with the abdomen according to the shape of the abdomen of the patient, the comfort level is good, and the nursing quality is high;

3. the design of the compression spring provides clamping force for the puncture needle, so that a doctor does not need to manually hold the puncture needle, and the burden of the doctor is reduced;

4. the utility model discloses simple structure, the feasibility is good, and the reliability is high.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a second structural schematic diagram of the present embodiment.

Fig. 3 is a top view of the present embodiment.

In the figure, 1, a fixing clip; 2. a movable clamp; 3. a pin hole; 4. a pin shaft; 5. a spring; 6. a first clamping opening; 7. a second clamping opening; 8. a threaded hole; 9. a movable rod; 10. an external thread; 11. fixing the patch; 12. a movable patch; 13. puncturing needle; 14. rubberized fabric.

Detailed Description

For a better understanding of the present invention, reference is made to the following detailed description taken in conjunction with the accompanying drawings.

As shown in fig. 1 to 3, the adjustable fixing device for the laparoscopic puncture needle mainly comprises a fixing clip 1 and a movable clip 2, wherein the fixing clip 1 is hinged to the movable clip 2 through a pin 4 (the fixing clip 1 and the movable clip 2 are respectively and correspondingly provided with a pin hole 3 adapted to the pin 4, the pin 4 penetrates through the pin holes 3 of the fixing clip 1 and the movable clip 2), and the movable clip 2 can rotate around the pin 4; the front end of the fixed clamp 1 is provided with a first clamping port 6, the movable clamp 2 is provided with a second clamping port 7, the first clamping port 6 and the second clamping port 7 are arranged in a right-to-right mode, and after the puncture needle 13 penetrates into the abdominal cavity of a patient, the upper end of the puncture needle 13 is clamped by the first clamping port 6 and the second clamping port 7; the rear ends of the fixed clamp 1 and the movable clamp 2 are respectively provided with a positioning mechanism. In this embodiment, the first clamping opening 6 and the second clamping opening 7 are both arc-shaped clamping openings.

Preferably, positioning mechanism includes movable rod 9, activity paster 12 and adhesive tape 14, movable rod 9 with set up in fixation clamp 1/activity press from both sides 2 rear end screw hole 8 looks adaptation (the surface of movable rod 9 is equipped with external screw thread 10), the lower extreme installation activity paster 12 of movable rod 9, activity paster 12 passes through adhesive tape 14 and pastes with patient's belly skin. In this embodiment, the movable rod 9 is arranged in parallel with the pin 4, and the movable rod 9 can rotate and move up and down; the adhesive 14 may be a breathable adhesive.

Preferably, the fixing device further comprises a spring 5, the spring 5 being in a compressed state; one end of the spring 5 is connected with the inner side of the rear end of the movable clamp 1, and the other end of the spring 5 is connected with the inner side of the rear end of the fixed clamp 1; under the action of the spring 5, a second clamping opening 7 at the front end of the movable clamp 1 and a first clamping opening 6 at the front end of the fixed clamp 1 are close to each other to clamp the puncture needle 13; the spring 5 provides a clamping force for the puncture needle 13.

Preferably, the whole fixed clamp 1 is in an L shape, a positioning mechanism is installed at the end of the transverse section of the fixed clamp 1, the longitudinal section of the fixed clamp 1 is hinged with the movable clamp 2, and the end of the longitudinal section of the fixed clamp 1 clamps the puncture needle 13. In this embodiment, a fixing patch 11 is disposed on the lower surface of the longitudinal section of the fixing clip 1, and the fixing patch 11 is closely attached to the abdominal skin of the patient through an adhesive plaster 14.

Preferably, the movable clamp 2 comprises a clamping section, a transition section, an extension section and a positioning section which are connected in sequence, wherein the clamping section is hinged with the fixed clamp 1 and is provided with a second clamping opening 7; the inner side of the extension section is connected with the spring 5, and the inner side surface of the extension section is parallel to the inner side surface of the longitudinal section of the fixing clamp 1; and the positioning section is provided with a positioning mechanism.

It should be noted that the above is only a preferred embodiment of the present invention, and the present invention is not limited thereto, and although the present invention has been described in detail with reference to the embodiments, it will be apparent to those skilled in the art that the technical solutions described in the foregoing embodiments can be modified or some technical features can be replaced with equivalents, but any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. An adjustable fixing device for an abdominal puncture needle is characterized by comprising a fixed clamp and a movable clamp, wherein the fixed clamp and the movable clamp are hinged through a pin shaft, and the movable clamp rotates around the pin shaft; the front end of the fixed clamp is provided with a first clamping opening, the front end of the movable clamp is provided with a second clamping opening, the first clamping opening and the second clamping opening are arranged oppositely, and a puncture needle penetrates into the abdominal cavity of a patient and then is clamped by the first clamping opening and the second clamping opening; the rear ends of the fixed clamp and the movable clamp are respectively provided with a positioning mechanism.

2. The adjustable laparoscopic needle fixture of claim 1, wherein said first clamping port and said second clamping port are both arcuate clamping ports.

3. The adjustable lapel needle holder of claim 1 wherein the positioning mechanism comprises a movable rod, a movable patch and an adhesive tape, the movable rod is fitted into a threaded hole provided at the rear end of the mounting/movable clamp, the lower end of the movable rod is provided with the movable patch, and the movable patch is adhered to the abdominal skin of the patient via the adhesive tape.

4. The adjustable laparoscopic needle fixation device of claim 3, wherein said movable rod is disposed parallel to said pin.

5. The adjustable laparoscopic needle fixation device of claim 3, wherein said adhesive is a gas permeable adhesive.

6. The adjustable laparoscopic needle fixture of claim 1, wherein said fixture further comprises a spring, said spring being in a compressed state; one end of the spring is connected with the inner side of the rear end of the movable clamp, and the other end of the spring is connected with the inner side of the rear end of the fixed clamp.

7. The adjustable laparopuncture needle holder of claim 6, wherein the holder is generally L-shaped, the transverse end of the holder is provided with the positioning mechanism, the longitudinal end of the holder is hinged to the movable clamp, and the puncture needle is held by the longitudinal end of the holder.

8. The adjustable laparopuncture needle holder of claim 7 wherein a mounting patch is provided on the lower surface of the longitudinal segment of the mounting clip, the mounting patch being adhered to the skin of the abdomen of the patient by an adhesive.

9. The adjustable laparopuncture needle fixing device of claim 7, wherein the movable clamp comprises a clamping section, a transition section, an extension section and a positioning section which are connected in sequence, the clamping section is hinged with the fixed clamp and is provided with a second clamping port; the inner side of the extension section is connected with the spring, and the inner side surface of the extension section is parallel to the inner side surface of the longitudinal section of the fixing clamp; and the positioning section is provided with a positioning mechanism.