CN213525162U

CN213525162U - Protective fixing device for venous blood sampling

Info

Publication number: CN213525162U
Application number: CN202021873507.5U
Authority: CN
Inventors: 吴乐; 周红艳; 孙静岚
Original assignee: First Affiliated Hospital of Medical College of Xian Jiaotong University
Current assignee: First Affiliated Hospital of Medical College of Xian Jiaotong University
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-06-25
Anticipated expiration: 2030-09-01

Abstract

The utility model discloses a protection fixing device for blood sampling vein, which comprises a supporting seat, the mounting panel, clamping mechanism, move the frame, stop gear, the connecting rod, the pull rod, medical personnel place patient's arm in the supporting seat earlier, with this elbow vein with the patient be in 2 position departments between two liang of mounting panel, medical personnel stimulate pull rod 7 with the hand again, make stop gear 5 be in the state of unblock, medical personnel stimulate pull rod 7 downwards again, make pull rod 7 drive move frame 4 linkage stop gear 5 and carry out the extrusion force with clamping mechanism 3 to patient's upper arm and forearm, the arm that is about to the patient carries out the rigidity, medical personnel carry out the elbow vein blood sampling again for the arm after the patient is fixed can.

Description

Protective fixing device for venous blood sampling

Technical Field

The utility model relates to a fixing device especially relates to a protection fixing device for blood sampling.

Background

The venous blood sampling method is a method of extracting a certain amount of venous blood through a needle tube. Superficial veins on the body surface are often used, usually the elbow vein, dorsal hand vein, medial ankle vein or femoral vein. The children can collect the external jugular vein blood. Different types of syringes can be selected according to the blood sampling amount, and corresponding needles are equipped. Some special tests, to avoid platelet activation, use plastic syringes and siliconized tubes or plastic tubes.

At present, no arm fixing device is available in hospitals, so that when the elbow vein part of the arm of a patient is in the blood sampling process, and the arm of the patient shakes to cause displacement, a blood sampling needle is easy to be separated from the blood sampling part of the patient, and the blood sampling effect and the blood sampling progress of the patient are further influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve lies in: provides a protective fixing device for venous blood collection to solve the problems of the background art.

In order to solve the technical problem, the technical scheme of the utility model is that: a protection fixing device for venous blood sampling, include supporting seat, mounting panel, clamping mechanism, move frame, stop gear, connecting rod, pull rod, the supporting seat upper end left and right sides be equipped with the mounting panel, mounting panel both ends and supporting seat fixed connection, the mounting panel top slide and be equipped with clamping mechanism, the mounting panel front end slide and be equipped with and move the frame, the frame front end left and right sides that moves slide and run through stop gear, clamping mechanism front end upside set firmly the connecting rod, the frame front end that moves be equipped with the pull rod, pull rod and stop gear fixed connection.

Furthermore, the clamping mechanism consists of a sliding pin and a rubber plate.

Furthermore, a sliding pin penetrates through the top of the mounting plate in a sliding manner, the sliding pin is fixedly connected with the connecting rod, and the connecting rod is fixedly connected with the moving frame.

Furthermore, a rubber plate is fixedly arranged at the bottom of the sliding pin.

Furthermore, the limiting mechanism consists of a bolt, a positioning hole and a spring.

Further, move the frame front end left and right sides slip and run through and have the bolt, move the inside front end left and right sides of frame from top to bottom an organic whole and be equipped with the locating hole, the locating hole be the blind hole.

Furthermore, the outer front end of the bolt is sleeved with a spring, one end of the spring is fixedly connected with the bolt, and the other end of the spring is fixedly connected with the moving frame.

Compared with the prior art, this a protection fixing device for blood sampling can fix the protection with patient's arm and handle to this avoids the in-process patient at the blood sampling to lead to the blood sampling needle to break away from or pierce through the vascular incident of patient because of the shake of arm and takes place, so can know, through using the device in this application, not only plays the guard action to the patient, has still ensured the effect and the progress of blood sampling.

Drawings

FIG. 1 is a front view of a protective fixture for use in venous blood collection;

FIG. 2 is a side view of a protective fixture for use in venous blood collection;

fig. 3 is a top sectional view of the carriage and the stopper mechanism.

The device comprises a supporting seat 1, an installation plate 2, a clamping mechanism 3, a moving frame 4, a limiting mechanism 5, a connecting rod 6, a pull rod 7, a sliding pin 8, a rubber plate 9, a bolt 10, a positioning hole 11 and a spring 12.

The following detailed description will be further described in conjunction with the above-identified drawings.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the concepts underlying the described embodiments. It will be apparent, however, to one skilled in the art, that the described embodiments may be practiced without some or all of these specific details. In other instances, well known process steps have not been described in detail.

Example 1

As shown in fig. 1, a protection fixing device for venous blood sampling, including supporting seat 1, mounting panel 2, clamping mechanism 3, move frame 4, stop gear 5, connecting rod 6,

pull rod

7, 1 upper end left and right sides of supporting seat be equipped with

mounting panel

2, 2 both ends of mounting panel and 1 fixed connection of supporting seat, 2 tops of mounting panel slide and be equipped with

clamping mechanism

3, 2 front ends of mounting panel slide and be equipped with and move

frame

4, 4 front ends left and right sides of moving frame slide and run through

stop gear

5, 3 front ends of clamping mechanism upside set firmly connecting

rod

6, 4 front ends of moving frame be equipped with pull rod 7, pull rod 7 and stop gear 5 fixed connection.

This a protection fixing device for venous blood sampling, medical personnel place patient's arm in the supporting seat earlier, be in 2 position departments between two liang of mounting panel with this elbow vein with the patient, medical personnel pull rod 7 with the hand again, make stop gear 5 be in the state of unblock, medical personnel pull rod 7 downwards again, make pull rod 7 drive move 4 linkage stop gear 5 and carry out the extrusion force together with clamping mechanism 3 to patient's upper arm and forearm, the arm that is about to the patient carries out the rigidity, medical personnel carry out the elbow vein blood sampling for the arm after the patient is fixed again can.

Example 2

As shown in fig. 1, 2 and 3, the protection fixing device for venous blood sampling comprises a supporting seat 1, a mounting plate 2, a clamping mechanism 3, a moving frame 4, a limiting mechanism 5, a connecting rod 6 and a pull rod 7, wherein the mounting plate 2 is arranged on the left side and the right side of the upper end of the supporting seat 1, the two ends of the mounting plate 2 are fixedly connected with the supporting seat 1, the clamping mechanism 3 is arranged on the top of the mounting plate 2 in a sliding manner, the moving frame 4 is arranged on the front end of the mounting plate 2 in a sliding manner, the limiting mechanism 5 is arranged on the left side and the right side of the front end of the moving frame 4 in a sliding manner, the connecting rod 6 is fixedly arranged on the upper side of the front end of the clamping mechanism 3, the pull rod 7 is arranged on the front end of the moving frame 4, the pull rod 7 is fixedly connected with the limiting mechanism 5, the clamping mechanism 3 is composed of a sliding pin 8 and a rubber plate 9, the sliding, just connecting rod 6 with move 4 fixed connection of frame, 8 bottoms of sliding pin set firmly rubber slab 9, stop gear 5 constitute by bolt 10, locating hole 11 and spring 12, the 4 front end left and right sides that move slide and run through and have bolt 10, the 4 inside front end left and right sides that move be equipped with locating hole 11 from top to bottom an organic whole, locating hole 11 be the blind hole, the 10 outside front end covers of bolt be equipped with spring 12, spring 12 one end and 10 fixed connection of bolt, the spring 12 other end with move 4 fixed connection of frame.

The protection fixing device for venous blood sampling is characterized in that before use, the supporting seat 1 is fixedly arranged on a blood sampling operating table, when in use, medical workers place arms of patients in the supporting seat 1 firstly, so that elbow veins of the patients are positioned at the position between every two mounting plates 2, the medical workers pull the pull rod 7 forwards from the back by hands to ensure that the pull rod 7 drives the bolt 10 to be separated from the positioning hole 11, and synchronously, the spring 12 deforms, the medical workers pull the pull rod 7 from the top to the bottom by hands to ensure that the pull rod 7 drives the bolt 10 to move the moving frame 4 together with the connecting rod 6, the sliding pin 8 and the rubber plate 9 to move along the arm direction of the patients, namely the rubber plate 9 applies extrusion force to the arms of the patients, so as to clamp the arms of the patients, the medical workers push the pull rod 7 backwards and forwards to ensure that the pull rod 7 drives the bolt to move into the positioning hole 11, and the effect, the stability of bolt 10 in inserting locating hole 11 has been ensured, through above-mentioned mode, finally realized fixing patient's arm, medical personnel carry out the elbow vein blood sampling for the patient again can.

Claims

1. A protection fixing device for venous blood sampling, its characterized in that includes supporting seat, mounting panel, clamping mechanism, moves frame, stop gear, connecting rod, pull rod, the supporting seat upper end left and right sides be equipped with the mounting panel, mounting panel both ends and supporting seat fixed connection, the mounting panel top slide and be equipped with clamping mechanism, the mounting panel front end slide and be equipped with and move the frame, the frame front end left and right sides that moves slide and run through stop gear, clamping mechanism front end upper side set firmly the connecting rod, the frame front end that moves be equipped with the pull rod, pull rod and stop gear fixed connection.

2. The protective fixture for venous blood collection according to claim 1 wherein the clamping mechanism is comprised of a slide pin and a rubber plate.

3. The device as claimed in claim 1, wherein a sliding pin is slidably inserted through the top of the mounting plate, the sliding pin is fixedly connected to the connecting rod, and the connecting rod is fixedly connected to the movable frame.

4. The device as claimed in claim 3, wherein a rubber plate is fixed to the bottom of the sliding pin.

5. The protective fixture for venous blood collection according to claim 1, wherein the limiting mechanism is composed of a bolt, a positioning hole and a spring.

6. The protection fixing device for venous blood collection according to claim 1, wherein bolts are slidably inserted through the left and right sides of the front end of the movable frame, positioning holes are integrally formed in the left and right sides of the front end of the movable frame from top to bottom, and the positioning holes are blind holes.

7. The protection fixing device for venous blood collection according to claim 6, characterized in that a spring is sleeved at the front end of the outer part of the bolt, one end of the spring is fixedly connected with the bolt, and the other end of the spring is fixedly connected with the movable frame.