CN215688310U

CN215688310U - PICC puts a tub device

Info

Publication number: CN215688310U
Application number: CN202121940941.5U
Authority: CN
Inventors: 杨莎莎; 李明
Original assignee: Santai People's Hospital
Current assignee: Santai People's Hospital
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-02-01
Anticipated expiration: 2031-08-18

Abstract

The utility model discloses a PICC (peripherally inserted central catheter) tube placing device, which comprises a fixing frame and a puncture needle, wherein the fixing frame comprises two vertical plates which are vertically arranged relatively, a connecting plate is arranged between the left ends of the two vertical plates, a horizontal rotating shaft is arranged between the two vertical plates, and the rotating shaft is vertical to the vertical plates; the rotating plate is arranged on the rotating shaft and is positioned at the right side of the connecting plate, and the rotating plate can be rotatably and positionally arranged on the fixed frame so as to adjust the inclination angle of the needle body when penetrating into the blood vessel; a soft guide pipe for the needle body to coaxially penetrate is arranged on the right surface of the rotating plate; this PICC puts a tub device and is used for the periphery vein to insert, can accurate control puncture depth to for medical personnel provide accurate convenient operation, alleviate patient's misery.

Description

PICC puts a tub device

Technical Field

The utility model belongs to the field of medical instruments, and particularly relates to a PICC (peripherally inserted central catheter) catheter placement device.

Background

PICC (peripheral Inserted Central Venous Catheters) is used for puncturing a Central vein through a peripheral vein, a catheter is used for puncturing a vein of a peripheral arm, the catheter directly reaches a large vein close to the heart, the direct contact between a chemotherapy drug and the arm vein is avoided, and the blood flow speed of the large vein is high, so that the chemotherapy drug can be quickly diluted, the stimulation of the drug to the blood vessel is prevented, the upper limb vein can be effectively protected, the occurrence of phlebitis is reduced, the pain of a patient is relieved, and the life quality of the patient is improved. However, in the manual puncture, the puncture needle is easy to deviate from the angle in the process of needle insertion, the puncture error is large, the success rate is low, and great working difficulty is increased for medical staff. In addition, the current special needle guide is only suitable for blood vessels with fixed depth, can not adapt to blood vessels with various different depths clinically, and the operation success rate is influenced. Therefore, the positioning of the puncture needle and the accurate control of the depth of the puncture needle are the main problems in the prior art.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the PICC tube placing device provided by the utility model solves the problems that the existing PICC tube placing device cannot be suitable for blood vessels with different depths and cannot accurately control the depth of a puncture needle.

In order to achieve the purpose of the utility model, the utility model adopts the technical scheme that:

the PICC tube placing device comprises a fixing frame and a puncture needle, wherein the fixing frame comprises two vertical plates which are arranged vertically relatively, a connecting plate is arranged between the left ends of the two vertical plates, a horizontal rotating shaft is arranged between the two vertical plates, and the rotating shaft is vertical to the vertical plates; the rotating plate is arranged on the rotating shaft and is positioned at the right side of the connecting plate, and the rotating plate can be rotatably and positionally arranged on the fixed frame so as to adjust the inclination angle of the needle body when penetrating into the blood vessel; the right surface of the rotating plate is provided with a soft guiding pipe for the needle body to coaxially penetrate.

First spout and a plurality of second spout have been seted up on two risers, the upper end UNICOM of first spout and second spout, and the both sides of changeing the board are provided with the screw rod, and the screw rod runs through the spout, and the one end that the screw rod runs through the spout is provided with the nut.

Further: the puncture needle is provided with a needle handle and a needle sleeve, the needle sleeve comprises an inner needle sleeve and an outer needle sleeve which are sleeved together, one end of the inner needle sleeve is limited in the outer needle sleeve, and the other end of the inner needle sleeve can freely extend out of the outer needle sleeve; the outer wall of the inner needle sleeve is provided with a plurality of grooves and a through groove, the inner wall of the outer needle sleeve is provided with a protrusion, and the protrusion is matched and fixed with the grooves by rotating the inner needle sleeve and the outer needle sleeve.

Further: the central axis of the rotating shaft is parallel to the central axis of the supporting screw rod.

Further: the vertical plate is an arc-shaped plate.

Further: the outer walls of the inner tube needle sleeve and the outer tube needle sleeve are provided with scales.

The utility model has the beneficial effects that:

1. the utility model is suitable for PICC (peripherally inserted central catheter) catheterization of blood vessels with different depths, is suitable for blood vessels with different depths and parts, can increase the success rate of catheterization, reduce the pain of patients, improve the comfort level of the patients, ensure that the PICC catheterization is stable and safe, and further improve the satisfaction degree of the patients.

2. This PICC puts a tub device and is used for the periphery vein to insert, can accurate control puncture depth to for medical personnel provide accurate convenient operation, alleviate patient's misery.

Drawings

FIG. 1 is a schematic view of the fixing frame of the PICC catheter placement device;

FIG. 2 is a schematic structural view of the puncture needle of the PICC catheter placement device;

FIG. 3 is a schematic view of a needle sleeve structure of the PICC catheter placement device;

FIG. 4 is a schematic view of the structure of the inner cannula sleeve of the PICC catheter placement device;

fig. 5 is a structural schematic diagram of an outer tube needle sleeve of the PICC catheter insertion device.

Wherein: 1. a vertical plate; 2. a first chute; 3. a second chute; 4. a guide tube; 5. rotating the plate; 6. a connecting plate; 7. a rotating shaft; 8. puncturing needle; 9. a needle handle; 10. a needle sleeve; 11. an inner cannula sleeve; 12. an outer sleeve; 13. a through groove; 14. a protrusion; 15. a groove; 16. and (4) a nut.

Detailed Description

The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and it will be apparent to those skilled in the art that various changes may be made without departing from the spirit and scope of the utility model as defined and defined in the appended claims, and all matters produced by the utility model using the inventive concept are protected.

Examples

As shown in the figure, the PICC tube placing device comprises a fixing frame and a puncture needle 8, wherein the fixing frame comprises two vertical plates 1 which are vertically arranged relatively, the vertical plates 1 are arc-shaped plates, a connecting plate 6 is arranged between the left ends of the two vertical plates 1, a horizontal rotating shaft 7 is arranged between the two vertical plates 1, and the rotating shaft 7 is vertical to the vertical plates 1; the rotating plate 5 is arranged on the rotating shaft 7, the rotating plate 5 is positioned at the right side of the connecting plate 6, and the rotating plate 5 can be rotatably and positionally arranged on the fixed frame so as to adjust the inclination angle of the needle body when penetrating into the blood vessel; the right surface of the rotating plate 5 is provided with a soft guiding tube 4 for the needle body to coaxially penetrate.

First spout 2 and a plurality of second spout 3 have been seted up on two risers 1, the upper end UNICOM of first spout 2 and second spout 3, and the both sides of changeing board 5 are provided with the screw rod, and the screw rod runs through the spout, and the one end that the screw rod runs through the spout is provided with nut 16. The central axis of the rotating shaft 7 is parallel to the central axis of the screw.

Specifically, the screw cap 16 is unscrewed, the screw rod can move in the first sliding groove 2 and the second sliding groove 3, the screw rod can move in the first sliding groove 2, the inclination angle of the rotating plate 5 can be adjusted, and the screw rod can move in the second sliding groove 3 to control the puncture depth of the puncture needle 8. The medical staff adjusts the inclination angle of the rotating plate 5 according to the depth and the position of the blood vessel of the patient, and the needle body enters from the top end of the guide tube 4 and penetrates through the guide tube 4 to puncture the patient.

In order to solve the problem that the blood vessel may be punctured during the puncturing process, the present invention has the following design.

The puncture needle 8 is provided with a needle handle 9 and a needle sheath 10, the needle sheath 10 comprises an inner needle sheath 11 and an outer needle sheath 12 which are sleeved together, one end of the inner needle sheath 11 is limited in the outer needle sheath 12, and the other end of the inner needle sheath can freely extend out of the outer needle sheath 12; the outer wall of the inner needle hub 11 is provided with a plurality of grooves 15 and a through groove 13, the inner wall of the outer needle hub 12 is provided with a protrusion 14, and the protrusion 14 is matched and fixed with the grooves 15 by rotating the inner needle hub 11 and the outer needle hub 12. The outer walls of the inner tube needle sheath 11 and the outer tube needle sheath 12 are provided with scales.

Specifically, the needle cover 10 is a sleeve on the puncture needle 8, the diameter of the blood vessel detected by the probe is calculated by medical staff, and then the needle cover 10 with the same length is sleeved on the puncture needle 8, so that in the puncture, the puncture needle 8 is accurately punctured into the blood vessel of a patient due to the limitation of the length of the needle cover 10, the phenomena of puncture and the like cannot occur, and the pain of the patient is reduced.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a PICC puts a tub device which characterized in that: the puncture needle comprises a fixed frame and a puncture needle (8), wherein the fixed frame comprises two vertical plates (1) which are vertically arranged relatively, a connecting plate (6) is arranged between the left ends of the two vertical plates (1), a horizontal rotating shaft (7) is arranged between the two vertical plates (1), and the rotating shaft (7) is vertical to the vertical plates (1); the rotating shaft (7) is provided with a rotating plate (5), the rotating plate (5) is positioned at the right side of the connecting plate (6), and the rotating plate (5) can be rotatably and positionally arranged on the fixed frame so as to adjust the inclination angle of the needle body when penetrating into the blood vessel; a soft guide tube (4) which is coaxially penetrated by a puncture needle (8) is arranged on the right surface of the rotating plate (5);

a first sliding groove (2) and a plurality of second sliding grooves (3) are formed in the two vertical plates (1), the first sliding grooves (2) are communicated with the upper ends of the second sliding grooves (3), screw rods are arranged on the two sides of the rotating plate (5) and penetrate through the sliding grooves, and nuts (16) are arranged at one ends of the screw rods penetrating through the sliding grooves.

2. The PICC catheter device of claim 1, wherein: the puncture needle (8) is provided with a needle handle (9) and a needle sleeve (10), the needle sleeve (10) comprises an inner needle sleeve (11) and an outer needle sleeve (12) which are sleeved together, one end of the inner needle sleeve (11) is limited in the outer needle sleeve (12), and the other end of the inner needle sleeve can freely extend out of the outer needle sleeve (12); the outer wall of the inner needle sleeve (11) is provided with a plurality of grooves (15) and a through groove (13), the inner wall of the outer needle sleeve (12) is provided with a protrusion (14), and the protrusion (14) is matched and fixed with the grooves (15) through rotating the inner needle sleeve (11) and the outer needle sleeve (12).

3. The PICC catheter device of claim 1, wherein: the central axis of the rotating shaft (7) is parallel to the central axis of the screw.

4. The PICC catheter device of claim 1, wherein: the vertical plate (1) is an arc-shaped plate.

5. The PICC catheter device of claim 2, wherein: the outer walls of the inner tube needle sleeve (11) and the outer tube needle sleeve (12) are provided with scales.