CN217854048U

CN217854048U - PICC rodding device

Info

Publication number: CN217854048U
Application number: CN202220246497.5U
Authority: CN
Inventors: 陈琳
Original assignee: Second Peoples Hospital of Yibin
Current assignee: Second Peoples Hospital of Yibin
Priority date: 2022-01-30
Filing date: 2022-01-30
Publication date: 2022-11-22
Anticipated expiration: 2032-01-30

Abstract

The utility model discloses a PICC rodding device relates to the nursing materials field. The PICC rodgers are labor-saving in use and low in cost. The PICC catheterizing device comprises a connecting pipe, and a base, a moving seat, a suction injector, a liquid medicine injector and a driving screw rod which are arranged in the same direction; the movable seat is matched with the base, the base is provided with a third fixing structure, and the movable seat is provided with a first fixing structure and a second fixing structure; the first fixing structure fixes a needle cylinder of the suction injector, the third fixing structure fixes a piston rod of the suction injector, and the second fixing structure fixes the liquid medicine injector; the driving screw is in threaded connection with the base and abuts against the movable seat, a knob is connected to the driving screw, and the driving screw can drive the movable seat; the connecting pipe includes three-way valve and the three bleeder of being connected with three-way valve, and first bleeder is connected with the suction syringe, and the second bleeder is connected with the liquid medicine syringe, is provided with the PICC on the third bleeder and connects.

Description

PICC rodding device

Technical Field

The utility model relates to a nursing articles for use field especially relates to a PICC rodgers.

Background

The PICC is a central venous catheter which is placed in a peripheral vein, the catheter is used for puncturing the vein of a peripheral arm, the catheter directly reaches the great vein close to the heart, the direct contact between chemotherapy drugs and the vein of the arm can be avoided, and in addition, the blood flow speed of the great vein is high, the chemotherapy drugs can be quickly diluted, and the stimulation of the drugs to the blood vessel is prevented.

Occlusion is a common problem with PICC catheters because blood enters the PICC catheter and coagulates. The PICC catheter needs to be dredged after being blocked, otherwise, the medicine can not be infused into the blood vessel. At present, the dredging is usually carried out by adopting an injector, and the specific mode is that two injections are communicated with a PICC catheter, and one injector is used for sucking, so that negative pressure is formed in the PICC catheter; and the other syringe is filled with urokinase, the syringe for suction is closed after suction, the syringe filled with urokinase is opened, and the urokinase is sucked into the PICC catheter by negative pressure to dissolve the coagulated blood clots. Repeating the steps for a plurality of times until the PICC catheter is dredged.

The above-mentioned suction operation is very laborious, in addition to going on many times, very loaded down with trivial details, long-time operation leads to operating personnel palm red swelling even. In order to save labor, ZL201721885492.2 discloses a PICC stifled pipe thrombolysis tee bend auxiliary device, and the device has improved the syringe for the suction operation is more laborsaving. However, the injector of the device has a complex structure and higher cost; and in order to meet the hospital infection requirement, the PICC catheter is only used once, which causes high cost of the catheter.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the PICC rodgers are labor-saving in use and low in cost.

The technical scheme adopted for solving the problems is as follows: the PICC catheterizing device comprises a connecting pipe, and a base, a moving seat, a suction injector, a liquid medicine injector and a driving screw rod which are arranged in the same direction; the movable seat is matched with the base so that the movable seat can move on the base, the base is provided with a third fixing structure, and the movable seat is provided with a first fixing structure and a second fixing structure; the first fixing structure fixes a needle cylinder of the suction injector, the third fixing structure fixes a piston rod of the suction injector, and the second fixing structure fixes the liquid medicine injector; the driving screw is in threaded connection with the base and abuts against the moving seat, a knob is connected to the driving screw, and the driving screw can drive the moving seat to move; the connecting pipe includes three-way valve and the three bleeder of being connected with three-way valve, and first bleeder is connected with the suction syringe, and the second bleeder is connected with the liquid medicine syringe, is provided with the PICC on the third bleeder and connects.

Further, the method comprises the following steps: the movable seat is provided with a dovetail groove, the base is provided with a guide rail matched with the dovetail groove, and the dovetail groove is matched with the guide rail.

Further, the method comprises the following steps: the first fixing structure comprises a first fixing clamp and a first limiting plate, the first fixing clamp clamps a needle cylinder of the suction injector, a first U-shaped groove is formed in the first limiting plate, the rear end of the needle cylinder of the suction injector abuts against the first limiting plate, and a piston rod of the suction injector passes through the first U-shaped groove; the third fixing structure is a second limiting plate, a second U-shaped groove is formed in the second limiting plate, the front surface of a wing piece of a piston rod of the suction injector abuts against the second limiting plate, and the piston rod of the suction injector passes through the second U-shaped groove.

Further, the method comprises the following steps: the second fixing structure is a second fixing clamp which clamps the liquid medicine injector.

Further, the method comprises the following steps: the movable seat is provided with a fixing column, the three-way valve is provided with an insertion hole, and the fixing column is inserted into the insertion hole to fix the three-way valve.

The utility model has the advantages that: 1. the utility model discloses during the use, PICC connects and PICC pipe connection, is equipped with urokinase in the liquid medicine syringe. The three-way valve is operated to communicate the PICC catheter with the aspiration syringe. The knob is rotated, the screw is driven to drive the moving seat to move forwards, the moving seat drives the needle cylinder of the suction injector to move forwards, and the piston of the suction injector is fixed and does not move due to the third fixing structure, so that the suction injector pumps air in the PICC catheter, and negative pressure is formed in the PICC catheter. Then the three-way valve is operated to communicate the PICC catheter with the liquid medicine injector, and the urokinase is sucked into the PICC catheter by negative pressure to dissolve the coagulated blood clot. So operate many times repeatedly, can realize the PICC pipe mediation.

Above-mentioned in-process relies on the knob of rotatory drive screw during the realization suction, and the screw thread transmission belongs to laborsaving transmission, and the seat is removed on the top before the rotatory drive screw laborsaving a lot for direct pull syringe, consequently the utility model discloses the beneficial effect who has the laborsaving operation.

The utility model discloses suction syringe, liquid medicine syringe and connecting pipe disposable, base, removal seat and driving screw used repeatedly. The suction syringe and the liquid medicine syringe adopt the conventional syringe, the structure of the connecting pipe is also very simple, therefore the utility model discloses do not increase the cost of PICC siphunculus.

Drawings

Fig. 1 is a front view of a PICC harness;

fig. 2 is a PICC rodder top view;

FIG. 3 is a left side view of a PICC rodder portion;

FIG. 4 is an enlarged view of FIG. 1A;

FIG. 5 is an enlarged view at FIG. 2B;

labeled as: the device comprises a base 1, a guide rail 11, a third fixing structure 12, a second U-shaped groove 121, a moving seat 2, a first fixing structure 21, a first fixing clamp 211, a first limiting plate 212, a first U-shaped groove 2121, a second fixing structure 22, a dovetail groove 23, a fixing column 24, a suction injector 3, a liquid medicine injector 4, a driving screw 5, a knob 51, a connecting pipe 6, a branch pipe 61, a PICC connector 611, a three-way valve 62 and a jack 621.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

As shown in fig. 1 to 5, the PICC catheterizing device comprises a connecting tube 6, and a base 1, a movable base 2, a suction syringe 3, a liquid medicine syringe 4 and a driving screw 5 which are arranged in the same direction; the movable seat 2 is matched with the base 1, so that the movable seat 2 can move on the base 1, the base 1 is provided with a third fixing structure 12, and the movable seat 2 is provided with a first fixing structure 21 and a second fixing structure 22; the first fixing structure 21 fixes the needle cylinder of the suction syringe 3, the third fixing structure 12 fixes the piston rod of the suction syringe 3, and the second fixing structure fixes the liquid medicine syringe 4; the driving screw 5 is in threaded connection with the base 1 and abuts against the movable seat 2, the driving screw 5 is connected with a knob 51, and the driving screw 5 can drive the movable seat 2 to move; the connection tube 6 includes a three-way valve 62 and three branch tubes 61 connected to the three-way valve 62, the first branch tube 61 is connected to the suction syringe 3, the second branch tube 61 is connected to the medical solution syringe 4, and the third branch tube 61 is provided with a PICC connector 611.

The utility model discloses during the use, PICC connects 611 and PICC pipe connection, is equipped with urokinase in the liquid medicine syringe. The three-way valve 62 is operated to communicate the PICC catheter with the aspiration syringe 3. The knob 51 is rotated, the driving screw 5 drives the moving seat 2 to move forwards, the moving seat 2 drives the needle cylinder of the suction injector 3 to move forwards, and the piston of the suction injector 3 is not moved due to the fixation of the third fixing structure 12, so that the suction injector 3 extracts air in the PICC catheter, and negative pressure is formed in the PICC catheter. Then the three-way valve 62 is operated to communicate the PICC catheter with the liquid medicine injector 4, and the urokinase is sucked into the PICC catheter by negative pressure to dissolve the coagulated blood clot. So operate many times repeatedly, can realize the PICC pipe mediation.

Above-mentioned in-process relies on the knob 51 of rotary drive screw 5 during the realization suction, and the screw thread transmission belongs to laborsaving transmission, and the seat 2 is removed on the top before the rotary drive screw 5 is laborsaving a lot for direct pull syringe, consequently the utility model discloses the beneficial effect of laborsaving operation has.

The utility model discloses suction syringe 3, liquid medicine syringe 4 and connecting pipe 6 disposable, base 1,

removal seat

2 and 5 used repeatedly of drive screw. The suction injector 3 and the liquid medicine injector 4 adopt conventional injectors, and the structure of the connecting pipe 6 is also very simple, so the utility model discloses do not increase the cost of PICC siphunculus.

The matching of the movable seat 2 and the base 1 can be specifically as follows: the moving seat 2 is provided with a dovetail groove 23, the base 1 is provided with a guide rail 11 matched with the dovetail groove 23, and the dovetail groove 23 is matched with the guide rail 11.

The first fixing structure 21 may be specifically: the first fixing structure 21 comprises a first fixing clip 211 and a first limiting plate 212, the first fixing clip 211 clamps the syringe of the suction injector 3, the first limiting plate 212 is provided with a first U-shaped groove 2121, the rear end of the syringe of the suction injector 3 abuts against the first limiting plate 212, and the piston rod of the suction injector 3 passes through the first U-shaped groove 2121; the third fixing structure 12 is a second limiting plate, the second limiting plate has a second U-shaped groove 121, the front surface of the wing of the piston rod of the aspiration syringe 3 abuts against the second limiting plate, and the piston rod of the aspiration syringe 3 passes through the second U-shaped groove 121.

The first fixing clip 211 is specifically configured as shown in fig. 3, the first fixing clip 211 can prevent the suction syringe 3 from moving up and down and left and right, and the first limiting plate 212 is used to prevent the syringe of the suction syringe 3 from moving backwards. The second limit plate is used to prevent the piston of the aspiration syringe 3 from advancing forward.

The medical liquid injector 4 is not subjected to external force during use, so the second fixing structure 22 is only a second fixing clip for clamping the medical liquid injector 4. The specific structure of the second fixing clip is shown in fig. 3, and is the same as the structure of the first fixing clip 211.

Further, the utility model discloses preferably have fixed column 24 on removing seat 2, have jack 621 on the three-way valve 62, thereby fixed column 24 inserts jack 621 and fixes three-way valve 62. The three-way valve 62 is operated in this way, the three-way valve 62 does not need to be held by hand, and the operation is relatively simple and convenient.

Claims

PICC rodding gear, its characterized in that: comprises a connecting pipe (6), a base (1), a moving seat (2), a suction injector (3), a liquid medicine injector (4) and a driving screw rod (5) which are arranged in the same direction; the movable seat (2) is matched with the base (1) to enable the movable seat (2) to move on the base (1), the base (1) is provided with a third fixing structure (12), and the movable seat (2) is provided with a first fixing structure (21) and a second fixing structure (22); the first fixing structure (21) fixes a needle cylinder of the suction injector (3), the third fixing structure (12) fixes a piston rod of the suction injector (3), and the second fixing structure fixes a liquid medicine injector (4); the driving screw (5) is in threaded connection with the base (1) and abuts against the movable seat (2), the driving screw (5) is connected with a knob (51), and the driving screw (5) can drive the movable seat (2) to move; the connecting pipe (6) comprises a three-way valve (62) and three branch pipes (61) connected with the three-way valve (62), the first branch pipe (61) is connected with the suction injector (3), the second branch pipe (61) is connected with the liquid medicine injector (4), and the third branch pipe (61) is provided with a PICC joint (611).
2. A PICC harness as claimed in claim 1 wherein: the movable seat (2) is provided with a dovetail groove (23), the base (1) is provided with a guide rail (11) matched with the dovetail groove (23), and the dovetail groove (23) is matched with the guide rail (11).
3. A PICC harness as claimed in claim 1 wherein: the first fixing structure (21) comprises a first fixing clamp (211) and a first limiting plate (212), the first fixing clamp (211) clamps the needle cylinder of the suction injector (3), a first U-shaped groove (2121) is formed in the first limiting plate (212), the rear end of the needle cylinder of the suction injector (3) abuts against the first limiting plate (212), and the piston rod of the suction injector (3) passes through the first U-shaped groove (2121); the third fixing structure (12) is a second limiting plate, a second U-shaped groove (121) is formed in the second limiting plate, the front surface of a wing piece of a piston rod of the suction injector (3) abuts against the second limiting plate, and the piston rod of the suction injector (3) passes through the second U-shaped groove (121).
4. The PICC harness of claim 1, wherein: the second fixing structure (22) is a second fixing clip which clamps the liquid medicine injector (4).
5. The PICC harness of claim 1, wherein: moving seat (2) and having fixed column (24), tee bend valve (62) are gone up and have jack (621), thereby fixed column (24) insert jack (621) fixed tee bend valve (62).