CN213787421U - Radial artery blood sampling device with adjustable - Google Patents

Abstract

The utility model relates to an adjustable radial artery blood sampling device, at least including main part (1), be provided with palm bearing board (11), forearm bearing board (12) and rotation adjusting part (13) on main part (1) at least, palm bearing board (11) is through can injecing palm bearing board (11) turned angle rotation adjusting part (13) with forearm bearing board (12) rotate and are connected, wherein, rotation adjusting part (13) have regulation status and locking state, when rotation adjusting part (13) is in regulation status, palm bearing board (11) can wind rotation adjusting part (13) rotates to change palm bearing board (11) with the contained angle between forearm bearing board (12); when the rotation adjusting component (13) is in a locking state, the palm supporting plate (11) is fixed at a set rotation angle, so that a set angle supporting structure is formed by the palm supporting plate and the forearm supporting plate (12).

Description

Radial artery blood sampling device with adjustable

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a radial artery blood sampling device with adjustable.

Background

During radial artery blood sampling or puncture, the wrist joint is usually required to be in an eversion position best to fully expose the radial artery, so that when the actual radial artery blood sampling is performed, medical personnel are required to evert and fix the wrist joint, and the palm and the forearm are ensured not to move. However, if only one medical staff is available, the fixing effect is poor, the blood sampling operation of the medical staff is difficult, the puncture success rate and the blood sampling success rate are affected due to severe eversion, hematoma is caused by repeated puncture or blood sampling, infection is caused, and blood supply insufficiency and even necrosis of the wrist are caused due to severe radial artery embolism; therefore need many medical personnel to carry out the cooperation operation when puncturing or taking a blood sample, at least alone take a blood sample, alone supplementary fixed, but this can cause medical resource's waste, and sometimes the patient can still cause puncture blood sampling to fail because reaction such as uncomfortable makes the swing.

Chinese patent CN209404961U discloses a special fixer for radial artery blood sampling, which comprises a plastic plate body, the top fixed mounting of the plastic plate body has a cushion panel, the top fixed mounting of the cushion panel has a bolster, the front and the back of the plastic plate body are fixedly mounted with U-shaped ears. This special fixer of radial artery blood sampling, through setting up finger fixing band and the about band of finger, the positive fixedly connected with black burr hook face in bottom of finger fixing band, the back fixedly connected with black mao face of the about band of finger, can effectively retrain four fingers, set up the about band of thumb, the front of the about band of thumb is provided with the burr of mutual matching and detains area hook face and burr and detains the area of hair, can effectively retrain the thumb of patient's hand, the length of above-mentioned mao face is greater than the length of hook face, can carry out corresponding restraint adjustment according to different patients' hand size, the effect of fixed finger and arm has been reached. Although the fixed knot of this patent constructs can fix wrist joint to a certain extent, but this structure can not adjust the degree that wrist joint turned up, can't be applicable to the patient of different wrist angles, can't put the angle regulation according to different patients 'wrist angle, the device does not possess the illumination function in addition, probably can't carry out effectual puncture to appointed wrist joint when night, thereby influence puncture success rate and blood sampling success rate, consequently need one kind can adjust the degree of turning up and can provide the radial artery blood sampling auxiliary device of bright illumination function at the minizone.

Furthermore, on the one hand, due to the differences in understanding to the person skilled in the art; on the other hand, since the inventor studied a lot of documents and patents when making the present invention, but the space did not list all details and contents in detail, however, this is by no means the present invention does not possess these prior art features, but on the contrary the present invention has possessed all features of the prior art, and the applicant reserves the right to increase the related prior art in the background art.

SUMMERY OF THE UTILITY MODEL

To the deficiency of the prior art, the technical scheme of the utility model a radial artery blood sampling device with adjustable includes the main part at least, be provided with palm bearing board, forearm bearing board and rotation adjusting part in the main part at least, palm bearing board is through can injecing palm bearing board turned angle rotate adjusting part with forearm bearing board rotates to be connected, wherein: the rotation adjusting assembly has an adjusting state and a locking state, and when the rotation adjusting assembly is in the adjusting state, the palm bearing plate can rotate around the rotation adjusting assembly, so that the included angle between the palm bearing plate and the forearm bearing plate is changed; when the rotation adjusting component is in a locking state, the palm supporting plate is fixed at a set rotation angle, so that a supporting structure with a set angle is formed by the palm supporting plate and the forearm supporting plate.

According to a preferred embodiment, the rotation adjusting assembly at least comprises a rotating shaft, an adjusting spring, a limiting block and an adjusting screw rod, wherein the rotating shaft is used for realizing the rotating connection between the palm supporting plate and the forearm supporting plate in a mode of penetrating through the main body; the adjusting spring sleeve is arranged on the rotating shaft positioned on the inner rod body of the main body, so that the palm bearing plate can be kept in a connection state with the forearm bearing plate in a coplanar manner under the elastic action of the adjusting spring.

According to a preferred embodiment, the limiting block is connected with one end of the rotating shaft in a mode that the limiting block is installed on the surface of the main body and sleeved on a part of the rod body, where the rotating shaft penetrates through the main body and extends to the outer side of the main body, a groove penetrating through a block body of the limiting block is formed in the limiting block, and the adjusting screw rod is arranged in a mode that the adjusting screw rod is parallel to the limiting block and penetrates through the groove, so that a gap between two groove walls of the groove can be adjusted by rotating the adjusting screw rod, and the rotating of the rotating shaft can be adjusted by increasing or decreasing the size of the round hole.

According to a preferred embodiment, the body further comprises a base comprising at least a first base, a second base and a first fastener, wherein the first base is connected to the second base in a manner that it is partially embedded in the second base and can move up and down relative to the second base, and wherein the first fastener maintains the relative fixation between the first base and the second base in a manner that it penetrates the second base.

According to a preferred embodiment, the surface of the first base far away from the second base is fixedly connected with the forearm supporting plate, so that the height of the forearm supporting plate can be adjusted by adjusting the relative position between the first base and the second base.

According to a preferred embodiment, the first base is further provided with a lamp source and a power supply, the lamp source comprises an operating lamp and a shaping hose for adjusting the irradiation direction and position of the operating lamp, the operating lamp is connected with the first base through the shaping hose, the power supply is embedded and installed inside the first base, and the operating lamp is electrically connected with the power supply through a conducting wire arranged in the shaping hose.

According to a preferred embodiment, a guide rail is arranged in the second base, the first base can move up and down along the guide rail, and when the first base moves to a set position, the first fastener realizes position adjustment and relative fixation between the first base and the second base in a mode that the first fastener penetrates through a shell of the second base, which is close to the position of the first base, and abuts against and limits the first base.

According to a preferred embodiment, the surface of the second base far away from the first base is connected with a moving vehicle through a rotating connecting rod, the moving vehicle further comprises a moving table top for bearing the rotating connecting rod, and the moving table top is connected with one end of the rotating connecting rod far away from the second base in a manner of providing a stable supporting base for the rotating connecting rod; the rotating connecting rod can drive the body to rotate on the movable table board, so that the body can be positioned at a set position and in a set direction through rotation adjustment.

According to a preferred embodiment, the surfaces of the palm and forearm support plates are provided with arc-shaped grooves capable of adapting to the shape of the back of the hand and the forearm; palm bearing plate surface still is provided with the palm mounting, forearm bearing plate surface still is provided with two at least forearm mountings.

According to a preferred embodiment, the surface of the palm and forearm support plates is further provided with anti-slip cushions, which are detachably arranged in the arc-shaped grooves.

The utility model has the advantages of:

1. this device can adjust the angle between device palm bearing board and the forearm bearing board according to different patients 'size and the difference of the degree of turning up through setting up the rotation regulating assembly of the adjustable wrist degree of turning up to can agree with corresponding patient's wrist angle of turning up just, and then can fully expose the radial artery of the patient that need blood sampling or puncture effectively. Simultaneously, the patient fixing structure of the device and the connection fixing structure of the device body on the appointed component are matched, so that the device is stably fixed to the patient when blood sampling is guaranteed, the requirements of medical workers are reduced, and the radial artery blood sampling with high success rate can be realized by only one medical worker.

2. This device is through setting up the illumination structure, has solved current device at night because the patient state of an illness appears changing when needing to draw blood, can't obtain bright blood sampling environment's defect, and the convenience is under the not enough condition of blood sampling environment light, can pass through lighting device's assistance to carry out blood sampling operation effectively to the radial artery.

Drawings

FIG. 1 is a schematic diagram of a preferred embodiment of an adjustable radial artery lancing device according to the present invention;

figure 2 is a side view of a preferred embodiment of the adjustable radial artery lancing device of the present invention.

List of reference numerals

1: a main body 2: the lamp source 3: power supply

4: fixing clip 11: palm support plate 12: forearm supporting plate

13: rotation adjustment assembly 14: base 15: anti-skid soft cushion

41: the clamping plate 42: second fastener 131: rotating shaft

132: spring 133: the limiting block 134: adjusting screw

135: the open groove 141: first base 142: second base

143: first fastener 111: palm fixing member 121: forearm fixing part

144: guide rail 21: the operation lamp 22: shaping hose

Detailed Description

The following detailed description is made with reference to fig. 1 to 2.

Example 1

FIG. 1 illustrates an adjustable radial artery lancing device that includes a body 1, a light source 2, a power source 3, and a retaining clip 4.

According to a particular embodiment, the body 1 is provided with a palm support plate 11, a forearm support plate 12 and a rotation adjustment assembly 13. The palm support plate 11 is rotatably connected with the forearm support plate 12 through a rotation adjusting assembly 13 capable of limiting the rotation angle of the palm support plate 11. When the arm of the patient is placed on the main body 1, the palm supporting plate 11 rotates along with the movement of the wrist joint of the patient exposing the radial artery, the rotation adjusting assembly 13 adjusts the angle between the palm supporting plate 11 and the forearm supporting plate 12 according to the requirement, and the fixed connection state of the palm supporting plate 11 and the forearm supporting plate 12 is realized at the set angle. Preferably, the rotation adjusting assembly 13 has an adjusting state and a locking state, and when the rotation adjusting assembly 13 is in the adjusting state, the palm support plate 11 can rotate around the axis of the rotation adjusting assembly 13 arranged at the connecting position with the forearm support plate 12, so as to realize the angle adjustment between the palm support plate 11 and the forearm support plate. When rotation adjusting part 13 is in under the locking condition, the contained angle between palm supporting plate 11 and forearm supporting plate 12 is in the settlement state just, can satisfy the wrist joint rotation angle who sets for the patient this moment to fully expose radial artery's blood sampling position, can set for the supporting role of angle through forearm supporting plate 12 to the arm simultaneously, guaranteed wrist joint's steady state when the puncture is sampled blood.

Preferably, the rotation adjusting assembly 13 includes a rotation shaft 131, an adjusting spring 132, a stopper 133, and an adjusting screw 134. The rotation shaft 131 achieves rotational connection between the palm support plate 11 and the forearm support plate 12 in a manner penetrating the body 1 at the connection position of the palm support plate 11 and the forearm support plate 12. By providing the rotation shaft 131, when the main body 1 is fixed at a set position, the forearm support plate 12 is fixed, and the palm support plate 11 can rotate around the rotation shaft 131, thereby changing an included angle between the surfaces of the palm support plate 11 and the forearm support plate 12. The rotating shaft 131 is further sleeved with an adjusting spring 132. Two spring terminals of the adjusting spring 132 sleeved on the rotating shaft 131 are respectively clamped on the plate bodies of the palm support plate 11 and the forearm support plate 12, so that when no external force acts and the rotating adjusting assembly 13 is in an adjusting state, the palm support plate 11 and the forearm support plate 12 are in a coplanar state under the elastic force action of the adjusting spring 132. Make palm supporting plate 11 and forearm supporting plate 12 can reply the planar state that the angle of intersection is 0 automatically when no exogenic action through setting up regulating spring 132, and palm supporting version 11 only places or exogenic action just can take place the rotation of certain angle as the demand at wrist joint. The stopper 133 is fixedly installed on the outer surface of the main body 1. The stopper 133 fixed on the outer surface of the main body 1 can be sleeved on a part of the rod body of the rotating shaft 131 penetrating through the main body 1 and extending to the outside of the main body 1. The block of the stopper 133 is further provided with a slot 135 penetrating the annular housing thereof. Through setting up fluting 135 for the through-hole that stopper 133 inside cup joints axis of rotation 131 becomes non-closed annular hole by the closed loop, thereby can adjust the size of inside through-hole through adjusting the width of fluting 135 during actual operation. An adjusting screw 134 capable of adjusting the width of the slot 135 is further disposed at the slot position of the limiting block 133. The adjusting screw penetrates the stopper 133 in a direction perpendicular to the groove 135 and in a direction perpendicular to the rotating rod 131. Preferably, a nut engaged with the adjusting screw 134 is further disposed in a portion of the block body of the limiting block 133 adjacent to the slot 135. During the use, through rotating adjusting screw 134 for adjusting screw 134 takes place the relative rotation with the nut, reduces the distance between the two, thereby drives the both sides of fluting 135 and is close to each other, and then reduces fluting 135's width, realizes the change to the through-hole size in the stopper 133, makes the axis of rotation 131 that runs through stopper 133 oppress spacingly by stopper 133, keeps fixing on setting for the angle.

Preferably, the coplanar surfaces of the palm support plate 11 and the forearm support plate 12 are provided with arc-shaped grooves adapted to the shape of the back of the hand and the forearm. Through setting up the arc recess for when placing patient's arm correctly on the device, can laminate the arm better, thereby expose the radial artery of wrist joint department as far as effectively. Preferably, the palm support plate 11 is further provided with a palm fixing member 111 on the surface thereof, and the forearm support plate 12 is further provided with at least two forearm fixing members 121 on the surface thereof. Preferably, the fixing member may be a band or a buckle provided with a hook and loop fastener. Preferably, the arc-shaped groove surfaces of the palm support plate 11 and the forearm support plate 12 are further provided with an anti-slip cushion 15. The stability of the palm and the arm of the patient is further ensured by arranging the anti-slip soft pad 15 while improving the comfort of the palm support plate 11 and the forearm support plate 12.

The surface of the forearm support plate 12 of the body 1 is also provided with a base 14. The base 14 includes a first base 141, a second base 142, and a first fastener 143. Preferably, the first base 141 is partially embedded in the second base 142 and is connected to the second base 142 so as to be movable up and down with respect to the second base 142. The first fastening member 143 is screwed with the housing at an end of the second base 142 near the first base 141 in such a manner as to penetrate through a surface of the second base 142. The relative fixation between the first base 141 and the second base 142 is achieved by adjusting the length of the first fastening member 143 entering the inside of the housing of the second base 142, thereby restricting the movement of the first base 141 inside the second base 142. The surface of the first base 141 far away from the second base is fixedly connected with the surface of the bottom of the forearm support plate 12, so that the vertical height of the forearm support plate 12 can be adjusted by adjusting the relative position between the first base 141 and the second base 142. Preferably, a guide rail 144 capable of limiting the moving direction of the first base 141 is provided in the second base 142. The guide rail 144 is provided to enable the first base 141 to move only in the designated direction within the second base 142, and at the same time, the guide rail 144 is provided to reduce the friction between the first base 141 and the second base 142, so that the first base 141 can better slide in the designated direction.

Preferably, the axial length of the first seat 141 is greater than the axial length of the second seat 142, so that the first seat 141 cannot enter the second seat 142 completely. The lamp source 2 and the power supply 3 are disposed on a portion of the base body of the first base 141 outside the second base 142. The light source 2 comprises an operating light 21 and a styling hose 22. The sizing hose 22 connects the surgical lamp 21 with the first base 141. The first base 141 is also internally provided with a power supply 3 capable of powering the operatory lamps 21. Preferably, the shaping hose 22 can adjust the position and the irradiation direction of the operating lamp according to requirements, and has strong adjustment change plasticity. The operation lamp is electrically connected with the power supply 3 through a lead in the shaping hose. Preferably, the power source 3 may be a battery.

Preferably, a moving cart 4 is attached to a surface of the second base 142 away from the first base 141. The locomotive 4 can drive body 1 and shift, and locomotive 4 can also adjust body 1's direction and position through rotating. The moving cart 4 includes a rotation link 41 for connecting the second base 142 and a moving table for supporting the rotation link 41. The movable table top can be used as a supporting base of the rotating connecting rod 41, so that the body 1 arranged on the rotating connecting rod 41 can rotate and adjust the direction along with the rotating connecting rod 41, and the device can provide stable support for the radial artery collection process at a set position. Preferably, the rotating connecting rod 41 comprises two vertical rods for connecting the second base 142 and the moving table and a cross rod for connecting the two vertical rods, wherein the vertical rods and the cross rod are rotatably connected, so that the cross rod can rotate around the axis of the vertical rod connected with the moving table, and the vertical rod connected with the cross rod and used for connecting the second base 142 can rotate around the axis of the vertical rod, thereby realizing the rotation displacement of the body 1 and the rotation of the bearing plate. Preferably, the movable table top is further provided with rollers, so that the device can be transferred according to requirements. The movable table board can be further provided with a placing groove for the blood sampling tool, so that medical staff can take and place the blood sampling tool nearby when puncturing and sampling blood.

For ease of understanding, the principles of operation and method of use of the adjustable radial artery blood collection device of the present invention will be discussed.

An adjustable radial artery blood sampling device of the present application. During the use, at first through removing the locomotive for the device shifts to suitable position, then through adjusting rotatory connecting rod, makes the device body rotated and adjusts to suitable position and orientation. Then put patient's arm on the bearing plate, adjust the relative position between first base and the second base according to the demand at first to obtain the bearing plate position that can adapt to patient's set height. Then the palm and the arm of the patient are fixed in the arc-shaped groove by utilizing the fixing piece with the magic tape. The position and the direction of the operation lamp are adjusted, the wrist joint is fully exposed under the irradiation of the lamp tube, and a bright operation environment is provided for medical staff. Secondly, the rotation adjusting device is set to be in an adjusting state, and the wrist joint of the patient is turned to a set position to achieve a state of being fully suitable for radial artery puncture blood sampling. Finally, the rotation adjusting device is switched to a fixed state, so that the angle between the palm supporting piece and the forearm supporting piece is fixed, and the blood sampling operation of puncture by a nurse is facilitated.

It should be noted that the above-mentioned embodiments are exemplary, and those skilled in the art can devise various solutions in light of the present disclosure, which are also within the scope of the present disclosure and fall within the scope of the present disclosure. It should be understood by those skilled in the art that the present specification and drawings are illustrative only and are not limiting upon the claims. The scope of the invention is defined by the claims and their equivalents.

Claims (9)

1. The utility model provides a radial artery blood sampling device with adjustable includes main part (1) at least, its characterized in that, be provided with palm bearing board (11), forearm bearing board (12) and rotation adjusting part (13) on main part (1) at least, palm bearing board (11) is through can injecing palm bearing board (11) turned angle rotation adjusting part (13) with forearm bearing board (12) rotate to be connected, wherein:

the rotation adjusting component (13) has an adjusting state and a locking state, when the rotation adjusting component (13) is in the adjusting state, the palm supporting plate (11) can rotate around the rotation adjusting component (13), so that the included angle between the palm supporting plate (11) and the forearm supporting plate (12) is changed; when the rotation adjusting component (13) is in a locking state, the palm supporting plate (11) is fixed at a set rotation angle so as to form a support structure with a set angle with the forearm supporting plate (12),

the rotation adjusting assembly (13) at least comprises a rotating shaft (131), an adjusting spring (132), a limiting block (133) and an adjusting screw rod (134), wherein the rotating shaft (131) is connected with the palm supporting plate (11) and the forearm supporting plate (12) in a rotating mode in a penetrating mode through the main body (1); adjusting spring (132) cover is established axis of rotation (131) is located on the body of rod in main part (1), thereby realize palm supporting plate (11) can be in under the spring action of adjusting spring (132) keep with forearm supporting plate (12) coplanar's connected state.

2. The adjustable radial artery blood sampling device according to claim 1, wherein said stopper (133) is connected to one end of said rotation shaft (131) in such a manner that said stopper (133) is mounted on the surface of said main body (1) and sleeved on a portion of the rod body where said rotation shaft (131) penetrates through the main body (1) and extends to the outside of said main body (1), said stopper (133) is provided with a slot (135) penetrating through the block thereof, said adjusting screw (134) is arranged in such a manner that said stopper (133) is parallel to and penetrates said slot (135), so that the gap between the two slot walls of said slot (135) can be adjusted by rotating said adjusting screw (134), thereby the rotation of said rotation shaft (131) can be adjusted by increasing or decreasing the size of the circular hole.

3. The adjustable radial artery sampling device of claim 2, wherein said body (1) further comprises a base (14), said base (14) comprising at least a first base (141), a second base (142), and a first fastener (143), wherein said first base (141) is connected to said second base (142) in a manner partially embedded in said second base (142) and capable of moving up and down relative to said second base (142), said first fastener (143) maintaining a relative fixation between said first base (141) and said second base (142) in a manner extending through said second base (142).

4. The adjustable radial artery sampling device of claim 3, wherein a surface of said first base (141) distal from said second base is fixedly attached to said forearm support plate (12) to enable adjustment of the height of said forearm support plate (12) by adjusting the relative position between said first base (141) and said second base (142).

5. The adjustable radial artery blood sampling device according to claim 4, wherein a light source (2) and a power source (3) are further disposed on the first base (141), the light source (2) comprises an operation lamp (21) and a shaping hose (22) for adjusting the irradiation direction and position of the operation lamp (21), the operation lamp (21) is connected with the first base (141) through the shaping hose (22), the power source (3) is embedded inside the first base (141), and the operation lamp (21) and the power source (3) are electrically connected through a wire disposed in the shaping hose (22).

6. The adjustable radial artery sampling device of claim 5, wherein a guide rail (144) is disposed within said second base (142), said first base (141) being movable up and down along said guide rail, said first fastener (143) effecting positional adjustment and relative securement between said first base (141) and said second base (142) in a manner that extends through said second base (142) at a location proximate said first base (141) and that restrains said first base (141) against said first base (141) when said first base (141) is moved to a set position.

7. The adjustable radial artery sampling device of claim 6, wherein the surface of said second base (142) remote from said first base (141) is connected to a trolley (4) by a rotating link (41), said trolley (4) further comprising a moving table for receiving said rotating link (41), said moving table being connected to the end of said rotating link (41) remote from said second base (142) in a manner to provide a stable support base for said rotating link (41); the rotating connecting rod (41) can drive the main body (1) to rotate on the moving table top, so that the main body (1) can be in a set position and a set direction through rotation adjustment.

8. The adjustable radial artery sampling device of claim 7, wherein the surfaces of said palm support plate (11) and forearm support plate (12) are configured as arcuate recesses adapted to the shape of the back of the hand and forearm; palm supporting plate (11) surface still is provided with palm mounting (111), forearm supporting plate (12) surface still is provided with two at least forearm mounting (121).

9. The adjustable radial artery sampling device of claim 8, wherein the palm support plate (11) and forearm support plate (12) are further provided with an anti-slip cushion (15) on their surfaces, said anti-slip cushion (15) being removably disposed in the arcuate recess.

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