CN208710774U

CN208710774U - A kind of PICC external fixer

Info

Publication number: CN208710774U
Application number: CN201820699594.3U
Authority: CN
Inventors: 彭晓燕; 冉建容; 许娇
Original assignee: Third Affiliated Hospital of PLA Army Medical University
Current assignee: Third Affiliated Hospital of PLA Army Medical University
Priority date: 2018-05-11
Filing date: 2018-05-11
Publication date: 2019-04-09
Anticipated expiration: 2028-05-11

Abstract

The utility model relates to technical field of medical equipment, in particular a kind of PICC external fixer including installation pad, is arranged in the clamp ring at installation pad both ends and is mounted on the control box installed at the top of pad.The PICC external fixer, pull slide bar that ratch is rotated between two gears, and the spool of gear surface is driven to rotate, pull connection ring that clamp ring is driven to rotate in shaft by traction rope, the range size position for the adjustment clamp ring clamping that can be convenient, and clamp ring is made of aluminum alloy material, and it is small to solve the happy button stationary plane of previous think of, and the problem of being easy to happen patch crimping and falling off, improve the effect of integral retaining；Plate snaps onto limit, limits to slide bar, and arm is fixed using the elasticity of clamp ring itself and the pulling force of traction rope at this time, improves whole fixed effect.

Description

A kind of PICC external fixer

Technical field

The utility model relates to technical field of medical equipment, specially a kind of PICC external fixer.

Background technique

PICC is the english abbreviation of peripheral puncture merging central venous catheter, is a kind of from PeV importing and end It is exactly the basilic vein, median basilic vein, cephalic vein by arm specifically positioned at the deep venouspuncture technology of central vein It Deng these periphery venipunctures, is then intubated, the end of pipe is placed to superior vena cava or these centers of subclavian vein are quiet greatly Arteries and veins.For cancer, chemotherapy is important treatment method, many chemotherapeutics be by venous transfusion, but if change Treating medicine is that corrosivity, irritation are big, once extravasation, consequence will cause vasculitis, skin and soft tissue to be burst than more serious Rotten, infection etc., therefore, the venous access for building high quality is critically important.

But fixed main use thinks to paste on the skin after happy button progress conduit is fixed outside existing PICC, however uses and think Conduit is fixed in happy button bonding method, avulsion can lead to conduit abjection and conduit rupture easily under external force, simultaneously It is small to think happy button stationary plane, is influenced by patient physiological condition, patient perspires in the case where more or agitation transparent applicator crimping and de- It falls.In consideration of it, it is proposed that a kind of PICC external fixer.

Utility model content

It is mentioned above in the background art to solve the purpose of this utility model is to provide a kind of PICC external fixer Conduit abjection and conduit rupture and transparent applicator crimping and the problem of fall off.

To achieve the above object, the utility model provides the following technical solutions:

A kind of PICC external fixer including installation pad, is arranged in the clamp ring at installation pad both ends and is mounted on institute The control box at installation pad top is stated, is provided with shaft between the installation pad and the clamp ring, the surface of the clamp ring is provided with Connection ring, the surface wrap of the connection ring have traction rope, and the surface of the control box is provided with traction mouth, the control box It is internally provided with ratch, the both ends peace of the ratch is respectively provided with gear, winder, the volume are equipped at the top of the gear Line device includes two mounting plates, is provided with spool between two mounting plates, one end of the ratch is provided with slide bar.

Preferably, the connection ring and clamp ring seamless surface welding.

Preferably, the ratch and gear engagement.

Preferably, one of them described mounting plate and the gear surface seamless welding.

Preferably, the other end of the slide bar is equipped with support rod, and the bottom of the support rod is provided with fixed cylinder, described Fixed cylinder is internally provided with telescopic rod, and the bottom of the telescopic rod is provided with snap-gauge, the fixed cylinder inner wall and described flexible Spring is provided between bar, one end of the control box is equipped with clamping plate, and snap ring, the operation are provided at the top of the clamping plate The other end of case is provided with limit plate, and the surface of the limit plate is provided with several limiting slots.

Preferably, the telescopic rod and the fixed cylinder are slidably connected.

Preferably, the snap-gauge and the limiting slot are engaged by clamping.

Compared with prior art, the utility model has the beneficial effects that

1, the PICC external fixer pulls slide bar that ratch is rotated between two gears, and drives gear surface Spool rotation, by traction rope pull connection ring drive clamp ring rotated in shaft, it may be convenient to adjust clamp ring clamping Range size position, and clamp ring is made of aluminum alloy material, solve it is previous to think happy button stationary plane small, and be easy to happen patch volume Side and the problem of fall off, improves the effect of integral retaining.

2, the PICC external fixer, snap-gauge are snapped onto limit, are limited to slide bar, utilize clamp ring itself at this time Arm is fixed in the pulling force of elasticity and traction rope, solves to cause avulsion easily using the happy button bonding method fixation of think of in the past The problem of so as to cause conduit abjection and conduit rupture, improve whole fixed effect.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the control box schematic diagram of internal structure of the utility model；

Fig. 3 is the winder structure schematic diagram of the utility model；

Fig. 4 is the slide bar partial structural diagram of the utility model；

Fig. 5 is the fixed cylinder and telescopic rod attachment structure schematic diagram of the utility model.

In figure: 1, installation pad；2, clamp ring；21, connection ring；22, traction rope；3, shaft；4, control box；41, mouth is drawn； 42, ratch；43, gear；44, winder；45, mounting plate；46, spool；47, slide bar；48, support rod；49, fixed cylinder； 410, telescopic rod；411, snap-gauge；412, spring；5, clamping plate；51, snap ring；6, limit plate；61, limiting slot.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-5 is please referred to, the utility model provides a kind of technical solution:

A kind of PICC external fixer including installation pad 1, is arranged in as shown in Figure 1 to Figure 3 and installs the clamp ring for padding 1 both ends 2 and it is mounted on the control box 4 at installation pad 1 top, installs and be provided with shaft 3 between pad 1 and clamp ring 2, the surface setting of clamp ring 2 There is connection ring 21, the surface wrap of connection ring 21 has traction rope 22, and the surface of control box 4 is provided with traction mouth 41, control box 4 It is internally provided with ratch 42, the both ends peace of ratch 42 is respectively provided with gear 43, and the top of gear 43 is equipped with winder 44, spiral Device 44 includes two mounting plates 45, is provided with spool 46 between two mounting plates 45, and one end of ratch 42 is provided with slide bar 47, Connection ring 21 and the welding of 2 seamless surface of clamp ring, ratch 42 and gear 43 engage, one of mounting plate 45 and 43 surface of gear without Seam welding.

In the present embodiment, it is close that installation pad 1 uses aluminum alloy material to be made, and it is arc-shaped to install pad 1, so that installing 1 He of pad Arm fitting.

In the present embodiment, clamp ring 2 is made of aluminum alloy material, and clamp ring 2 with a thickness of 0.5mm so that clamp ring 2 has Certain elasticity, is facilitated and is clamped using clamp ring 2 to arm.

In the present embodiment, traction rope 22 is made of nylon rope material, material hard wear resistant, improves making for traction rope 22 Use the service life.

In the present embodiment, one end ring-wound of traction rope 22 is in 21 surface of connection ring, the other end annular of traction rope 21 It is wrapped in the surface of spool 46, and traction rope 22 pulls traction rope 21 and band using the rotation of spool 46 through traction mouth 41 Dynamic connection ring 21 moves.

As shown in Figure 1, Figure 4 and Figure 5, the other end of slide bar 47 is equipped with support rod 48, and the bottom of support rod 48 is provided with Fixed cylinder 49, fixed cylinder 49 are internally provided with telescopic rod 410, and the bottom of telescopic rod 410 is provided with snap-gauge 411, fixed cylinder 49 Spring 412 is provided between inner wall and telescopic rod 410, one end of control box 4 is equipped with clamping plate 5, and the top of clamping plate 5 is provided with card Ring 51, the other end of control box 4 are provided with limit plate 6, and the surface of limit plate 6 is provided with several limiting slots 61, telescopic rod 410 It is slidably connected with fixed cylinder 49, snap-gauge 411 and limiting slot 61 are engaged by clamping.

In the present embodiment, 47 seamless welding of support rod 48 and slide bar, convenient for support rod 48 is mounted on 47 surface of slide bar.

In the present embodiment, the section of limiting slot 61 and snap-gauge 411 is triangle, so that snap-gauge 411 snaps onto limiting slot 61。

In the present embodiment, 410 seamless welding of one end and telescopic rod of spring 412, the other end and fixed cylinder 49 of spring 412 Inner wall seamless welding drives telescopic rod 410 to slide in fixed cylinder 49 using the elasticity of spring 412.

Installation pad 1 when in use, is attached to the surface of arm, and by 5, clamping plate by the PICC external fixer of the present embodiment It in setting pipe one end, is fixed using the opposed pipe of snap ring 51, the surface that will be set pipe and be mounted on clamping plate 5 pulls slide bar 47 to make tooth at this time Bar 42 rotates between two gears 43, and spool 46 with 43 surface of moving gear rotates, and spool 46 is by traction rope at this time 22 wind to 46 surface of spool, and pull connection ring 21 that clamp ring 2 is driven to rotate in shaft 3 by traction rope 22, Ke Yifang Just the range size position that adjustment clamp ring 2 clamps, and clamp ring 2 is made of aluminum alloy material, solution is previous to think happy button fixation Face is small, and is easy to happen the problem of pasting crimping and falling off, and improves the effect of integral retaining；When fixed, when adjustment clamp ring 2 is to properly Clamping range when, telescopic rod 410 popped up out of fixed cylinder 49 using the elasticity of spring 412, snap-gauge 411 snaps onto limiting slot In 61, slide bar 47 is limited, arm is consolidated using the elasticity of clamp ring 2 itself and the pulling force of traction rope 22 at this time It is fixed, solve in the past that happy button bonding method is fixed to cause the asking so as to cause conduit abjection and conduit rupture of avulsion easily using thinking Topic, improves whole fixed effect.

Basic principles, main features, and advantages of the present invention has been shown and described above.Current row The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments Be only the utility model preference, be not intended to limit the utility model, do not departing from the spirit and scope of the utility model Under the premise of, the utility model also has various changes and improvements, these changes and improvements both fall within claimed it is practical In novel range.The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. a kind of PICC external fixer pads the clamp ring (2) and peace at (1) both ends including installation pad (1), setting in the installation Control box (4) at the top of the installation pad (1), it is characterised in that: set between the installation pad (1) and the clamp ring (2) It is equipped with shaft (3), the surface of the clamp ring (2) is provided with connection ring (21), and the surface wrap of the connection ring (21) has traction It restricts (22), the surface of the control box (4) is provided with traction mouth (41), and the control box (4) is internally provided with ratch (42), The both ends peace of the ratch (42) is respectively provided with gear (43), is equipped with winder (44) at the top of the gear (43), described Winder (44) includes two mounting plates (45), is provided with spool (46), the ratch between two mounting plates (45) (42) one end is provided with slide bar (47).

2. PICC external fixer according to claim 1, it is characterised in that: the connection ring (21) and the clamp ring (2) seamless surface welds.

3. PICC external fixer according to claim 1, it is characterised in that: the ratch (42) and the gear (43) Engagement.

4. PICC external fixer according to claim 1, it is characterised in that: one of them described mounting plate (45) and institute State the welding of gear (43) seamless surface.

5. PICC external fixer according to claim 1, it is characterised in that: the other end of the slide bar (47) is equipped with The bottom of support rod (48), the support rod (48) is provided with fixed cylinder (49), and being internally provided with for fixed cylinder (49) is stretched The bottom of contracting bar (410), the telescopic rod (410) is provided with snap-gauge (411), fixed cylinder (49) inner wall and the telescopic rod (410) it is provided between spring (412), one end of the control box (4) is equipped with clamping plate (5), is set at the top of the clamping plate (5) Be equipped with snap ring (51), the other end of the control box (4) is provided with limit plate (6), the limit plate (6) if surface be provided with Dry limiting slot (61).

6. PICC external fixer according to claim 5, it is characterised in that: the telescopic rod (410) and the fixation Cylinder (49) is slidably connected.

7. PICC external fixer according to claim 5, it is characterised in that: the snap-gauge (411) and the limiting slot (61) it is engaged by clamping.