CN209916069U

CN209916069U - Multifunctional tweezers

Info

Publication number: CN209916069U
Application number: CN201822097601.5U
Authority: CN
Inventors: 王瑞翠; 张莉莉
Original assignee: First Affiliated Hospital of Anhui Medical University
Current assignee: First Affiliated Hospital of Anhui Medical University
Priority date: 2018-12-13
Filing date: 2018-12-13
Publication date: 2020-01-10
Anticipated expiration: 2028-12-13

Abstract

The utility model provides a multifunctional tweezers, which comprises a tweezers handle, tweezers arms, tweezers heads and a limit rod arranged between the tweezers arms, wherein the tweezers arms comprise a first connecting section connected with the tweezers handle, a hinged section connected with the two tweezers arms and a second connecting section connected with the tweezers heads, the first connecting section and the hinged section are arranged in a bending way, the hinged section is provided with a roller used for jointing the skin through a fixing table, the tweezers heads are provided with protective pads, the tweezers with the bent sections are jointed on the skin of a patient by the roller in the PICC operation process, the catheter is clamped by the tweezers heads with the protective pads to be sent into vein blood vessels, the use stability of the tweezers can be effectively increased, the protection of the blood vessels of the patient is improved, the protective pads can avoid the damage of the catheter, the sliding property between the tweezers heads and the catheter is reduced, the operation safety is improved, and the telescopic rod can support the catheter, avoid the hose to cause the pollution because of contacting patient's skin or medical personnel's hand.

Description

Multifunctional tweezers

Technical Field

The utility model relates to the field of medical technology, concretely relates to multifunctional tweezers.

Background

PICC refers to the placement of a thin, flexible catheter made of silicone material through a peripheral venous vessel (typically the elbow vein) to the great vessels near the heart. The PICC takes the catheter material as silica gel, is soft and good in elasticity, has small irritation to blood vessels, has long retention time which can reach several months to one year, reduces the pain of repeated venipuncture, does not influence limb activities, is not influenced in daily life, establishes a reliable venous access, provides effective guarantee for middle-term and long-term treatment such as transfusion, chemotherapy and blood transfusion for a child patient, avoids the irritation of various medicaments to the intima of the blood vessels, is easy to fix and care, and has few symptoms;

but when inserting the silica gel hose, use the tweezers of sending the pipe in the PICC puncture package usually, common tweezers cause the damage to the silica gel hose easily on the market, produce simultaneously and slide easily, when medical personnel sent the hose in, threaten because the hand shake causes the blood vessel easily, do not have one kind on the market can with the tweezers laminating at patient's skin and prevent to tweezers the first fixture who harms the hose.

SUMMERY OF THE UTILITY MODEL

The utility model provides a multifunctional tweezers, cylinder laminating are at patient's skin, send into vein by the tweezers head centre gripping pipe that has the protection pad, and stability that can effectual increase tweezers used improves the protection to hose and patient's blood vessel.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model provides a multifunctional tweezers, is including the gag lever post that arranges in proper order, tweezers arm, tweezers head and be used for the gag lever post between the tweezers arm, the tweezers arm is including the first linkage segment that is used for being connected with the tweezers handle, the second linkage segment that is used for two articulated sections that tweezers arm is connected and is used for being connected with tweezers head, first linkage segment and articulated section are the bending type and arrange, articulated section is arranged through the fixed station and is used for laminating the cylinder of skin, the overhead protection pad that has arranged of tweezers utilizes the cylinder laminating at patient's skin, and then increases the stability that tweezers used, improves the protection to patient's wound, utilizes the protection pad can prevent to cause the damage to the hose simultaneously, prevents to slide at the centre gripping in-process.

Further, the axis bending angle theta of the hinge section and the first connecting section₁Satisfies the following conditions: theta is more than or equal to 15 degrees₁Less than or equal to 45 degrees, so as to hingeThe roller at the bottom of the connecting section is contacted with the skin of a patient, so that the clamping stability is improved.

Further, the fixed station includes the roller bearing, arranges the connecting rod in the roller bearing to and the bearing that the connecting rod tip was arranged, the cylinder is arranged in the bearing outer loop, and then conveniently uses, fixes and dismantles the cylinder, makes things convenient for the cleaning and disinfecting in later stage to handle.

Further, the sleeve that is used for being connected with the tweezers head is arranged on the protection pad, protection pad and sleeve are silica gel or rubber preparation, and then make things convenient for the dismantlement of protection pad to change or the disinfection, and the compliance and the non-skid property of silica gel are better simultaneously, can improve the protection to the hose.

Furthermore, the forceps head and the second connecting section are arranged in a bending mode, and the bending angle theta of the axis of the forceps head and the axis of the second connecting section₂Satisfies the following conditions: theta is more than or equal to 25 degrees₂The forceps head with the bending angle can conveniently clamp the hose at an angle of less than or equal to 90 degrees.

Further, the tweezers arm includes first arm lock and second arm lock, and has arranged the telescopic link on being located first linkage segment between first arm lock and the second arm lock, utilizes the telescopic link to carry out the bearing to the hose, avoids hose contact patient skin to cause the pollution.

According to the technical solution provided by the utility model, the utility model discloses following beneficial effect has: tweezers with bending segment, at the PICC operation in-process, utilize the cylinder laminating at patient's skin, send into vein blood vessel by the tweezers head centre gripping pipe that has the protection pad, stability that can effectual increase tweezers used improves the protection to patient's blood vessel, and the protection pad can avoid the damage of pipe, reduce and the pipe between the slidability, improve the security of operation, and the telescopic link can carry out the bearing to the pipe, avoid the hose to cause the pollution because of contact patient's skin or medical personnel hand.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a plan view of the overall structure;

FIG. 3 is a schematic view of a stationary platen;

fig. 4 is a schematic view of a protection pad.

In the figure: 1. the forceps comprise a forceps handle, 2 a forceps arm, 3 a forceps head, 4 a limiting rod, 5 a first connecting section, 6 a hinge section, 7 a second connecting section, 8 a fixing table, 9 a roller, 10 a protection pad, 11 a roller, 12 a connecting rod, 13 a bearing, 14 a sleeve, 15 and a telescopic rod.

Detailed Description

A preferred embodiment of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in figures 1 and 2, the multifunctional tweezers comprise a tweezers handle 1, tweezers arms 2, tweezers heads 3 and a limiting rod 4 used between the tweezers arms 2, wherein the limiting rod 4 is in seamless connection between the tweezers arms 2 when the tweezers heads 3 are in contact, so that the tweezers arms and the tweezers heads are prevented from being damaged due to overlarge force;

the forceps arm 2 comprises a first connecting section 5 connected with the forceps handle 1, a hinge section 6 connected with the two forceps arms and a second connecting section 7 connected with the forceps head, the first connecting section 5 and the hinge section 6 are arranged in a bending mode, and the axis bending angles theta of the hinge section 6 and the first connecting section 5 are₁Satisfies the following conditions: theta is more than or equal to 15 degrees₁The angle is less than or equal to 45 degrees, the hinged section 6 is provided with a roller 9 used for being attached to the skin through a fixing table 8, the forceps head 3 is provided with a protective pad 10, and the roller 9 is attached to the skin of a patient by utilizing a two-section bending structure, so that the use stability of the forceps is improved, and the protection of the wound of the patient is improved;

as shown in fig. 3, the fixing table 8 comprises a roller 11, a connecting rod 12 arranged in the roller, and a bearing 13 arranged at the end of the connecting rod, the roller 9 is arranged on the outer ring of the bearing 13, the roller 9 is sleeved on the outer ring of the bearing 13, and the roller 9 can roll on the surface of the skin of the patient, so that the use, the fixation and the disassembly of the roller and the later cleaning and disinfection treatment are convenient;

as shown in fig. 4, the sleeve 14 used for being connected with the forceps head is arranged on the protection pad 10, the protection pad and the sleeve are made of silica gel or rubber, the protection pad 10 can be conveniently detached, replaced or sterilized by using the sleeve 14, meanwhile, the silica gel has good flexibility and skid resistance, the transfusion hose is prevented from being damaged in the PICC operation process, the protection of the hose can be improved, and the success rate of the operation is increased;

the forceps head 3 and the second connecting section 7 are arranged in a bending way, and the axis bending angle theta of the forceps head 3 and the second connecting section 7₂Satisfies the following conditions: theta is more than or equal to 25 degrees₂Less than or equal to 90, the tweezers head 3 that has the angle of buckling can conveniently carry out the centre gripping to the hose to tweezers arm 2 includes first arm lock and second arm lock, and is located and has arranged telescopic link 15 on the first linkage segment between first arm lock and the second arm lock, utilizes the protection pad 10 to carry out the bearing to the hose at the in-process of hose centre gripping, avoids hose contact patient skin and medical personnel hand to cause the pollution, improves the protection to the patient.

The above-mentioned embodiments are only to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.

Claims

1. The utility model provides a multifunctional tweezers, includes tweezers handle (1), tweezers arm (2), tweezers head (3) and be used for gag lever post (4) between tweezers arm (2) that arrange in proper order, its characterized in that: tweezers arm (2) including be used for with tweezers handle (1) first linkage segment (5) of being connected, be used for two tweezers arm swing joint articulated section (6) and be used for with tweezers second linkage segment (7) of head connection, first linkage segment (5) are the bending type with articulated section (6) and arrange, cylinder (9) that are used for laminating skin are arranged through fixed station (8) in articulated section (6), arranged on tweezers head (3) and protected pad (10).

2. The multi-purpose forceps of claim 1, wherein: the axis bending angle theta of the hinge section (6) and the first connecting section (5)₁Satisfies the following conditions: theta is more than or equal to 15 degrees₁≤45°。

3. The multi-purpose forceps of claim 1, wherein: the fixing table (8) comprises a roller (11), a connecting rod (12) arranged in the roller and a bearing (13) arranged at the end part of the connecting rod, and the roller (9) is arranged on the outer ring of the bearing (13).

4. The multi-purpose forceps of claim 1, wherein: the tweezers are characterized in that a sleeve (14) used for being connected with the tweezers head is arranged on the protection pad (10), and the protection pad and the sleeve are made of silica gel or rubber.

5. The multi-purpose forceps of claim 1, wherein: the forceps head (3) and the second connecting section (7) are arranged in a bending mode, and the bending angle theta of the axes of the forceps head (3) and the second connecting section (7)₂Satisfies the following conditions: theta is more than or equal to 25 degrees₂≤90°。

6. The multi-purpose forceps of claim 1, wherein: the forceps arm (2) comprises a first clamping arm and a second clamping arm, and a telescopic rod (15) is arranged between the first clamping arm and the second clamping arm and located on the first connecting section.