CN109431586B - Portable peripheral blood vessel puncture auxiliary device - Google Patents
Portable peripheral blood vessel puncture auxiliary device Download PDFInfo
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- CN109431586B CN109431586B CN201811625944.2A CN201811625944A CN109431586B CN 109431586 B CN109431586 B CN 109431586B CN 201811625944 A CN201811625944 A CN 201811625944A CN 109431586 B CN109431586 B CN 109431586B
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- 210000005259 peripheral blood Anatomy 0.000 title description 3
- 239000011886 peripheral blood Substances 0.000 title description 3
- 230000007306 turnover Effects 0.000 claims abstract description 32
- 230000002792 vascular Effects 0.000 claims abstract description 17
- 230000002093 peripheral effect Effects 0.000 claims abstract description 15
- 238000005192 partition Methods 0.000 claims abstract description 12
- 238000005096 rolling process Methods 0.000 claims description 14
- 230000007246 mechanism Effects 0.000 claims description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 6
- 210000001367 artery Anatomy 0.000 description 6
- 241000555293 Bassariscus astutus Species 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 210000004369 blood Anatomy 0.000 description 3
- 239000008280 blood Substances 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000036544 posture Effects 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 210000001185 bone marrow Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002872 contrast media Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 210000000245 forearm Anatomy 0.000 description 1
- 210000002751 lymph Anatomy 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000028327 secretion Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B50/00—Containers, covers, furniture or holders specially adapted for surgical or diagnostic appliances or instruments, e.g. sterile covers
- A61B50/30—Containers specially adapted for packaging, protecting, dispensing, collecting or disposing of surgical or diagnostic appliances or instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
- A61B90/14—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
- A61B2017/3405—Needle locating or guiding means using mechanical guide means
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- Molecular Biology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Pathology (AREA)
- Neurosurgery (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
- Surgical Instruments (AREA)
Abstract
The invention relates to the technical field of medical equipment, in particular to a portable peripheral vascular puncture auxiliary device which comprises pneumatic lifting legs, a foot brake universal wheel and a supporting seat, wherein a hand supporting table and a storage box are arranged on the supporting seat, a semi-annular fixed clamping seat with the radian equal to that of the hand supporting table is outwards arranged at the end part of the hand supporting table, an annular cavity communicated with two upper end faces of the fixed clamping seat is arranged in the fixed clamping seat, a movable clamping ring is arranged in the annular cavity, one end of the movable clamping ring can slide out of the fixed clamping seat along the annular cavity, an elastic pressing belt with the end part connected with the inner annular wall is arranged on the inner annular wall of the movable clamping ring, a turnover drawer is arranged in the storage box and is arranged on a vertical partition plate in an operation box through a turnover shaft, and the device can adjust the inclined angle of the height of the hand supporting table and is beneficial to keeping the hand supporting table clean and tidy.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a portable peripheral vascular puncture auxiliary device.
Background
The puncture is a diagnosis and treatment technology for puncturing a puncture needle into a body cavity to extract secretion for testing, injecting gas or contrast agent into the body cavity for contrast examination, or injecting medicine into the body cavity. Including bone marrow puncture, lymph puncture, vascular puncture, etc., with different puncture sites. In the static artery puncture of the arm, the vein puncture can be performed at the inner side of the forearm, and the artery puncture can be performed at the inner side of the big arm.
At present, when the static artery puncture of the arm is made, the body of the patient needs to be kept lying, the arm stretches out of the bed to be padded on a table for puncture, but due to different heights of the bed and different patient conditions, the doctor cannot adjust the optimal puncture height and angle, the operation of the doctor is affected, and meanwhile, the patient is uncomfortable. And the puncture needs the patient to keep a certain fixed position, but some patients can change the position unconsciously, so that errors are increased, and great difficulty is caused to the puncture operation.
Before puncture operation, a saline bottle or a small pillow is required to be filled to enable veins or arteries to protrude, meanwhile, subsequent operation is carried out by using tools such as gauze, a puncture needle, a syringe, an adhesive tape and the like, at present, various tools are mainly placed through a sterile disc, the tools are very inconvenient to take, place and arrange, and blood splashes around and on the tools when arterial reflux is fast and cannot be pressed, so that sanitation problems and cleaning troubles occur.
Disclosure of Invention
Aiming at the defects and problems in the prior art, the invention provides the portable peripheral blood vessel puncture auxiliary device, which can adjust the inclination angle of the height of the hand rest, is beneficial to a doctor to accurately puncture, is beneficial to adjusting the hand rest to a position which is more comfortable for a patient, is convenient for taking and placing puncture tools, and is beneficial to keeping the hand rest clean and tidy.
The invention solves the technical problems by adopting the scheme that: the portable peripheral vascular puncture auxiliary device comprises pneumatic lifting legs, a foot brake universal wheel arranged at the lower ends of the pneumatic lifting legs and a supporting seat arranged at the upper ends of the pneumatic lifting legs, wherein a hand supporting table and a storage box are arranged on the supporting seat, the hand supporting table is a concave cylindrical cambered surface, a fixing clamping seat with the radian equal to that of the hand supporting table and in a semi-annular shape is outwards arranged at the end part of the hand supporting table, annular cavities communicated with two upper end surfaces of the fixing clamping seat are arranged in the fixing clamping seat, a movable clamping ring is arranged in the annular cavities, one end of the movable clamping ring can slide out of the fixing clamping seat along the annular cavities, an elastic pressing belt with the end part connected with the inner annular wall is arranged on the inner annular wall of the movable clamping ring, and the elastic pressing belt has downward elastic force after extending out of the annular cavities; the storage box is arranged at the lower end of the hand supporting table, the storage box is arranged on the supporting seat, a plurality of vertical partition boards are arranged in the storage box, a turnover drawer is arranged between the two vertical partition boards, two sides of each turnover drawer are symmetrically provided with turnover shafts, and the turnover drawers are arranged on the vertical partition boards in the operation box through the turnover shafts and realize outward turnover.
Further, the hand supporting surface of the hand supporting table and the inner annular wall of the fixing clamping seat are integrally formed and kept flush, and the two side end surfaces of the hand supporting table are lower than the two side end surfaces of the fixing clamping seat.
Further, the elastic sheets are respectively arranged at the two ends of the elastic pressing belt, one end of each elastic sheet is arranged on the inner annular wall of the movable clamping ring, and the other end of each elastic sheet can provide elastic force for enabling the elastic pressing belt to deviate from the movable clamping ring.
Furthermore, limiting ring grooves are symmetrically arranged on two side walls of the movable clamping ring respectively, two limiting sliding blocks are symmetrically arranged on a side cavity wall, close to one end part, in the annular cavity, and the movable clamping ring slides along the annular cavity under the cooperation of the limiting ring grooves and the limiting sliding blocks.
Further, the lower extreme of storage box is provided with angle adjustment mechanism, and angle adjustment mechanism includes pneumatic vaulting pole and vertical rolling disc, pneumatic vaulting pole symmetry sets up both sides around the supporting seat, and pneumatic vaulting pole lower extreme is installed on the supporting seat, and pneumatic vaulting pole upper end articulates in storage box lower extreme, the rolling disc is including installing in the last rolling disc of storage box lower extreme and installing in the lower rolling disc of supporting seat upper end, wears to be equipped with the horizontal pivot perpendicularly between last rolling disc and the lower rolling disc, the flexible drive of pneumatic vaulting pole goes up to rotate and coils the contained angle that the horizontal pivot rotated and then adjusted support platform and pneumatic lifting leg.
Furthermore, the number of the pneumatic supporting rods is 4, the pneumatic supporting rods are symmetrically arranged on the front side and the rear side of the supporting seat, the two pneumatic supporting rods positioned on the front side of the supporting seat synchronously stretch, and the two pneumatic supporting rods positioned on the rear side synchronously stretch; the lower end of the storage box is vertically provided with a connecting plate, the upper end of the pneumatic stay bar is hinged with the connecting plate, and the upper rotating disc is fixed on the connecting plate
Further, a rotary pull ring is arranged on the outer annular wall of the end part of the movable clamping ring outside the annular cavity.
Further, the turnover drawers are symmetrically arranged in two rows, a drawer pull handle is arranged on the outer side face of each turnover drawer, and a transparent label clamping groove is formed in each drawer pull handle.
Further, an end pulley is arranged on the inner side wall of the end part of the annular cavity, which is parallel to the elastic pressing belt, an inner pulley is arranged on the inner side wall of the middle part of the annular cavity, which is parallel to the elastic pressing belt, and the elastic belt slides along the end pulley and the inner pulley.
Further, an intermediate groove is reserved between the two rows of overturning drawers, a lamp assembly is arranged in the intermediate groove, the lamp assembly comprises a first folding rod, a second folding rod and a puncture lamp post which are connected in a rotating mode, the first folding rod is installed on a horizontal rotating shaft at the end portion of the intermediate groove in a rotating mode, and the first folding rod, the second folding rod and the puncture lamp post can be folded in the intermediate groove in parallel.
The invention has the beneficial effects that: the invention can provide auxiliary fixation for the arm arteriopuncture, provides convenience for medical staff, has simple and convenient fixing operation, is suitable for patients of different sizes, is convenient and flexible to move, can adjust the height of the pneumatic lifting leg and the inclination angle of the hand rest, is beneficial to adjusting the hand rest to the optimal puncture height and angle, is convenient for doctors to operate, and has the advantages of relatively more comfortable arm of the patient, strong practicality and popularization.
The pneumatic lifting legs can lift up and down, the hand rest can be flexibly adjusted to a proper height position according to the height of a sickbed and the height and operation habit of a doctor, the foot brake universal wheels can conveniently move the whole device to different places, and when the device is moved to the proper place for puncture operation, the hand rest can be prevented from sliding by stepping on the foot brake.
Simultaneously through setting up fixed cassette on the hand rest, can fix the arm through movable snap ring and elasticity pressure area, help the patient to keep fixed posture for a long time, increased the comfort level, on the other hand, avoided leading to inaccurate or the puncture deviation too big to the vascular puncture point location because of patient's removal, improved the puncture success rate.
Various tools can be independently stored in a storage box arranged at the lower end of the hand support platform through a turnover drawer, on one hand, the turnover design of the turnover drawer avoids accidents that the tools are scattered due to the fact that the existing drawing drawer is completely drawn out, the tools are more conveniently taken and placed, on the other hand, the arc-shaped surface design at the upper end is just suitable for the hand support platform which is concave, the effective use space of the drawer is increased, meanwhile, the occupied volume of the drawer is reduced, and the whole device is more exquisite and does not occupy space.
And the lower extreme of storage box still installs pneumatic vaulting pole and vertical rolling disc, and pneumatic vaulting pole is flexible can drive vertical rolling disc and rotate, makes the hand rest platform of storage box top rotate, and then adjusts the front and back inclination of hand rest platform, can carry out suitable slope according to the different arm postures of patient, realizes hand rest platform front and back downward or downward arbitrary inclination, helps puncture location, improves the success rate. Meanwhile, the concave arc shape of the hand rest can enable blood flowing out after the puncture needle is inserted to be concentrated on the hand rest, so that other objects are prevented from being polluted by the blood.
The invention has the important advantages that the structure of the fixed clamping seat and the movable clamping ring is adopted, so that the movable clamping ring can be pulled out from any position, and the movable clamping ring can be ensured not to retract automatically under the action of the elastic pressing belt. Therefore, the medical staff can properly control the unfolding degree of the movable clamping ring according to the thickness degree of the arm of the patient.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of the present invention in use;
FIG. 4 is a side view of the present invention;
FIG. 5 is a schematic view of the structure of the fixed clamping seat and the movable clamping ring;
FIG. 6 is a cross-sectional view taken along line A-A of FIG. 5;
FIG. 7 is a cross-sectional view taken along line B-B of FIG. 6;
FIG. 8 is a schematic diagram of a flip drawer configuration;
FIG. 9 is a schematic view of an elastic press belt;
FIG. 10 is a side view of embodiment 2 of the present invention;
fig. 11 is a schematic structural view of embodiment 3 of the present invention;
FIG. 12 is a schematic view of a partially enlarged structure of the assembly of the fixed holder and the movable clasp of FIG. 11;
FIG. 13 is a side view of example 4 of the present invention;
fig. 14 is a front view of embodiment 4 of the present invention.
In the figure: the automatic lifting device comprises a 1-pneumatic lifting leg, a 2-foot brake universal wheel, a 3-supporting seat, a 4-supporting hand table, a 5-storage box, a 6-fixing clamping seat, a 7-annular cavity, an 8-movable clamping ring, a 9-elastic pressing belt, a 10-turnover drawer, an 11-turnover shaft, a 12-elastic piece, a 13-limit annular groove, a 14-limit sliding block, a 15-pneumatic supporting rod, a 16-upper rotating disc, a 17-lower rotating disc, a 18-horizontal rotating shaft, a 19-connecting plate, a 21-drawer pull handle, a 22-tag clamping groove, a 23-end pulley, a 24-inner pulley, a 25-rotating pull ring, a 26-clamping ring head end, a 27-clamping ring tail end, a 28-arm, a 29-lifting adjusting valve rod, a 30-middle groove, a 31-first folding rod, a 32-second folding rod, a 33-puncture lamp rod and a 34-horizontal rotating shaft.
Detailed Description
The invention will be further described with reference to the drawings and examples.
Example 1: as shown in figure 1, the pneumatic lifting leg 1 is a vertical cylinder, the side part of the pneumatic lifting leg is provided with a lifting adjusting valve rod 29, the valve of the cylinder is opened after the lifting adjusting valve rod 29 is pulled like a lifting seat, the push rod of the cylinder is pushed to move upwards by a spring arranged in the cylinder, and the valve of the cylinder is locked after the lifting adjusting valve rod 29 is released, so that the push rod of the cylinder cannot move up and down.
The foot brake universal wheel 2 is arranged at the lower end of the pneumatic lifting leg main body, and the foot brake universal wheel 2 controls the movement and locking of the whole device.
The upper end of the push rod arranged on the pneumatic lifting leg is provided with a supporting seat 3, and the supporting seat 3 can ascend and descend along with the push rod of the pneumatic lifting leg 1.
As shown in fig. 2 and 3, a hand rest 4 and a storage box 5 are provided on the support base 3, wherein the storage box 5 is mounted on the support base 3, and the hand rest 4 is mounted on the storage box 5. As shown in fig. 4, the hand rest 4 is a concave cylindrical cambered surface, the length of the hand rest is selected to be 30-50cm, the width (outer diameter) of the hand rest is about 25-30cm, the hand rest is used for supporting the arm of a patient, the hand rest 4 is in a small arc shape, and a cushion layer, such as a small pillow, can be additionally arranged on the inner side of the hand rest as appropriate, generally two ends of the hand rest 4 are required to be not more than two thirds of the thickness of the arm of the patient, and a doctor can conveniently perform static artery puncture on the arm exposed out of the hand rest. The end part of the hand supporting table 4 is outwards extended to be provided with a semi-annular fixed clamping seat 6 with the radian equal to that of the hand supporting table, and an arm can pass through the fixed clamping seat 6. In this embodiment, the hand supporting surface of the hand supporting table 4 and the inner annular wall of the fixing clamping seat 6 are integrally formed and kept flush, as shown in fig. 1, the fixing clamping seat 6 and the hand supporting table 4 are kept on a cambered surface to enable the arms to be more comfortable to contact with the two, and meanwhile, two side end surfaces of the hand supporting table 4 are lower than two side end surfaces of the fixing clamping seat 6, so that a doctor can conveniently perform static artery puncture on the arms exposed out of the hand supporting table.
In addition, as shown in fig. 4 and 8, an annular cavity 7 is provided in the fixed clamping seat 6, a movable clamping ring 8 is provided in the annular cavity 7, and two ports of the annular cavity 7 are communicated with two upper end surfaces of the fixed clamping seat 6, so that one end of the movable clamping ring 8 can slide out of the fixed clamping seat 6 along the annular cavity 7. In this embodiment, as shown in fig. 5, 6 and 7, two side walls of the movable snap ring 8 are symmetrically provided with a limiting ring groove 13, two limiting sliders 14 are symmetrically arranged on side cavity walls, close to one end, in the annular cavity 7, and the movable snap ring 8 slides along the annular cavity 7 under the cooperation of the limiting ring groove 13 and the limiting sliders 14. Wherein, the groove at both ends of the limiting ring groove 13 is not opened, namely a small section of plug is reserved, and the movable clamp ring 8 can be prevented from completely falling off when sliding outwards, so that the movable clamp ring 8 is convenient to twist, a rotating pull ring 25 is arranged on the outer annular wall of the end part of the movable clamp ring 8 outside the annular cavity 7, the movable clamp ring 8 can be driven to rotate by hand pulling the rotating pull ring 25, the movable clamp ring 8 is pulled out to form an annular clamp ring together with the fixed clamping seat 6, and the movable clamp ring is used for supporting an arm and preventing a patient from changing the correct arm position. Because the arm has thickness, so be provided with the elasticity of tip and interior rampart connection on the interior rampart of movable clamp ring 8 and press the area 9, elasticity that the area 9 has the elasticity of pushing down after stretching out annular chamber 7 is pressed to elasticity, concretely, the both ends of area 9 are pressed to elasticity are built-in respectively, elasticity piece 12 one end is installed on the interior rampart of movable clamp ring 8, the other end can provide the elastic force that makes elasticity press area 9 deviate from movable clamp ring 8, elasticity press area 9 wraps up elasticity piece 12 completely, can give an arm pressure through the elasticity press area 9 that has concave elastic force, prevent that the arm from rocking and influencing the puncture, thereby elasticity press area 9 carries out spacingly to the arm of putting into fixed cassette 6.
The storage box 5 comprises a plurality of equidistant and parallel vertical partition boards, a turnover drawer 10 is installed between the two vertical partition boards, as shown in fig. 9, the upper end face of each vertical partition board is of a concave arc shape matched with the hand supporting table 4, the hand supporting table 4 can be just fixed on the vertical partition boards through screws, turnover shafts 11 are symmetrically arranged at the lower ends of the two sides of each turnover drawer 10 and close to the outer side face, cylindrical grooves are symmetrically formed in the side faces of the vertical partition boards, the turnover shafts and the cylindrical grooves are in sliding connection, rotation can be achieved, and therefore the turnover drawer 10 is installed in the storage box through the cooperation of the turnover shafts and the cylindrical grooves, and the turnover drawer 10 is pulled to be outwards turned over, namely the turnover drawer is opened. The turnover drawers 10 are symmetrically arranged in two rows, each row is respectively used for accommodating tools such as gauze, puncture needles, syringes, adhesive tapes, saline bottles or small pillows, the outer side face of each turnover drawer is provided with a drawer pull handle 21, the drawer pull handle 21 is transparent, and the downward opening of the drawer pull handle 21 is provided with a label clamping groove 22, so that note paper with the name of the tool can be clamped in, the identification is convenient, and the tool can be conveniently and quickly taken.
In this embodiment, when the movable clasp is pulled out from the fixed clasp to the maximum extent as shown in fig. 7, the arms with different thicknesses can be tightly constrained. However, the phenomenon of different compression degrees exists, the thicker arm bears larger pressure, and the thinner arm bears smaller pressure. However, the present invention can enable the movable snap ring to be pulled out regardless of any position, and can ensure that the movable snap ring stays at any position without automatically retracting under the action of the elastic press belt, and based on this feature, the elastic press belt 9 can be connected between the movable snap ring 8 with a larger camber, and the elastic press belt 9 with a larger pressure can be used. Therefore, medical staff can properly control the unfolding degree of the movable clamping ring according to the thickness degree of the arm of a patient, so that the problems of overlarge pressure on the thicker arm and smaller pressure on the thinner arm are avoided.
Example 2: a portable peripheral vascular puncture assistance device according to the present embodiment will be described mainly with respect to the differences from embodiment 1.
As shown in fig. 10, based on embodiment 1, the lower end of the storage box 5 is provided with an angle adjusting mechanism, the angle adjusting mechanism comprises a pneumatic brace 15 and a vertical rotating disc, two connecting plates 19 are vertically installed at the lower end of the storage box 5, the upper ends of the pneumatic brace 15 are respectively hinged with the two connecting plates 19, the lower ends of the pneumatic brace 15 are installed on the supporting seat 3, the number of the pneumatic braces is 4, the pneumatic braces are symmetrically arranged at the front side and the rear side of the supporting seat 3, the two pneumatic braces 15 positioned at the front side of the supporting seat 3 synchronously stretch, the two pneumatic braces 15 positioned at the rear side synchronously stretch, the tilting degree of the hand rest 4 is controlled by controlling the two pneumatic braces 15 on the same side to stretch, and the hand rest is slowly tilted until a relatively comfortable angle which is convenient for a doctor to operate and a patient is found. The rotating disc comprises an upper rotating disc 16 fixedly connected with a connecting plate 19 and a lower rotating disc 17 arranged at the upper end of the supporting seat 3, a horizontal rotating shaft 18 vertically penetrates through the upper rotating disc 16 and the lower rotating disc 17, and the pneumatic supporting rod 15 stretches and contracts to drive the upper rotating disc 16 to rotate around the horizontal rotating shaft 18 so as to adjust the included angle between the hand supporting table 4 and the pneumatic lifting legs 1.
Example 3: a portable peripheral vascular puncture assistance device according to the present embodiment will be described mainly with respect to the differences from embodiment 1.
As shown in fig. 11-12, when the elastic pressing belt 9 is hidden inside the movable snap ring 8 on the basis of embodiment 1, it is also satisfied that both ends of the elastic pressing belt 9 are respectively located inside the snap ring head 26 and the snap ring tail 27, so that the positions of the snap ring head 26 and the snap ring tail 27 are not provided with the elastic pressing belt 9. An end pulley 23 and an inner pulley 24 are respectively arranged at the end part and the inside of the annular cavity 7, when the movable clamping ring 8 is completely retracted into the annular cavity of the fixed clamping seat 6, the clamping ring head end 26 corresponds to the end pulley 23 in position, and after the movable clamping ring 8 is completely pulled out of the fixed clamping seat 6 by rotating the pull ring 25, as shown in fig. 11, the clamping ring tail end 27 corresponds to the end pulley 23 in position. The embodiment is characterized in that after the handle is slightly pulled out, the elastic pressing belt 9 is propped against the outer side of the end pulley 23, and under the self-tension action of the elastic pressing belt 9, the elastic pressing belt 9 slides along the end pulley 23, so that the movable clamping ring 8 is driven to be automatically unfolded. This automatic deployment provides convenience in operation, and when sufficient pressure is applied to the arm 28, the elastic band 9 stops the deployment and provides appropriate pressure to the arm. The handle may also be pulled on to a maximum compression as shown in fig. 11.
Example 4: a portable peripheral vascular puncture assistance device according to the present embodiment will be described mainly with respect to the differences from embodiment 1.
As shown in fig. 13-14, on the basis of embodiment 1, an intermediate slot 30 is left between two rows of turnover drawers, a lamp assembly is arranged in the intermediate slot, the lamp assembly comprises a first folding rod 31, a second folding rod 32 and a puncture lamp rod 33, the first folding rod, the second folding rod and the puncture lamp rod are connected with each other in a rotating manner, a horizontal rotating shaft 34 is arranged at the end part of the intermediate slot 30, the first folding rod 31 is rotatably arranged on the horizontal rotating shaft and can rotate around the horizontal rotating shaft, the second folding rod 32 can rotate around the first folding rod, the puncture lamp rod 33 can rotate around the second folding rod 32, when the puncture lamp rod 33 is rotated out of the intermediate slot 30 in use, and when the puncture lamp rod is not used, the first folding rod, the second folding rod and the puncture lamp rod can be folded in parallel in the intermediate slot.
Claims (9)
1. A portable peripheral vascular puncture assisting device, characterized in that: the automatic lifting device comprises pneumatic lifting legs, foot brake universal wheels arranged at the lower ends of the pneumatic lifting legs and supporting seats arranged at the upper ends of the pneumatic lifting legs, wherein a hand supporting table and a storage box are arranged on the supporting seats, the hand supporting table is a concave cylindrical cambered surface, a semi-annular fixed clamping seat with the radian equal to that of the hand supporting table is outwards arranged at the end part of the hand supporting table, an annular cavity communicated with two upper end faces of the fixed clamping seat is arranged in the fixed clamping seat, a movable clamping ring is arranged in the annular cavity, one end of the movable clamping ring can slide out of the fixed clamping seat along the annular cavity, an elastic pressing belt with the end part connected with the inner annular wall is arranged on the inner annular wall of the movable clamping ring, and the elastic pressing belt has downward elastic force after extending out of the annular cavity; the storage box is arranged at the lower end of the hand supporting table, the storage box is arranged on the supporting seat, a plurality of vertical partition boards are arranged in the storage box, a turnover drawer is arranged between the two vertical partition boards, turnover shafts are symmetrically arranged at two sides of each turnover drawer, and the turnover drawers are arranged on the vertical partition boards in the operation box through the turnover shafts and realize outward turnover; elastic sheets are respectively arranged at two ends of the elastic pressing belt, one end of each elastic sheet is arranged on the inner annular wall of the movable clamping ring, and the other end of each elastic sheet can provide elastic force for enabling the elastic pressing belt to deviate from the movable clamping ring.
2. A portable peripheral vascular puncturing assistance device as claimed in claim 1, wherein: the hand supporting table surface of the hand supporting table and the inner annular wall of the fixing clamping seat are integrally formed and kept flush, and the end surfaces of the two sides of the hand supporting table are lower than the end surfaces of the two sides of the fixing clamping seat.
3. A portable peripheral vascular puncturing assistance device as claimed in claim 1, wherein: limiting ring grooves are symmetrically arranged on two side walls of the movable snap ring respectively, two limiting sliding blocks are symmetrically arranged on a side cavity wall, close to one end portion, in the annular cavity, and the movable snap ring slides along the annular cavity under the cooperation of the limiting ring grooves and the limiting sliding blocks.
4. A portable peripheral vascular puncturing assistance device as claimed in claim 1, wherein: the lower extreme of storage box is provided with angle adjustment mechanism, and angle adjustment mechanism includes pneumatic vaulting pole and vertical rolling disc, pneumatic vaulting pole symmetry sets up both sides around the supporting seat, and pneumatic vaulting pole lower extreme is installed on the supporting seat, and pneumatic vaulting pole upper end articulates in storage box lower extreme, vertical rolling disc is including installing in the last rolling disc of storage box lower extreme and installing in the lower rolling disc of supporting seat upper end, wears to be equipped with the horizontal pivot perpendicularly between last rolling disc and the lower rolling disc, the flexible drive of pneumatic vaulting pole is gone up and is rotated and coil the horizontal pivot and rotate and then adjust the contained angle of saddle and pneumatic lift leg.
5. A portable peripheral vascular puncturing assistance device as claimed in claim 4, wherein: the pneumatic support is characterized in that the number of the pneumatic support rods is 4, the pneumatic support rods are symmetrically arranged on the front side and the rear side of the support seat, the two pneumatic support rods located on the front side of the support seat are telescopic synchronously, the two pneumatic support rods located on the rear side of the support seat are telescopic synchronously, the lower end of the storage box is vertically provided with a connecting plate, the upper end of the pneumatic support rod is hinged to the connecting plate, and the upper rotating disc is fixed on the connecting plate.
6. A portable peripheral vascular puncturing assistance device as claimed in claim 1, wherein: the outer annular wall of the end part of the movable clamping ring positioned outside the annular cavity is provided with a rotary pull ring.
7. A portable peripheral vascular puncturing assistance device as claimed in claim 1, wherein: the turnover drawers are symmetrically arranged in two rows, a drawer pull handle is arranged on the outer side face of each turnover drawer, and a transparent label clamping groove is formed in each drawer pull handle.
8. A portable peripheral vascular puncturing assistance device as claimed in claim 1, wherein: the end pulley is arranged on the inner side wall of the end part of the annular cavity, which is parallel to the elastic pressing belt, the inner pulley is arranged on the inner side wall of the middle part of the annular cavity, which is parallel to the elastic pressing belt, and the elastic pressing belt slides along the end pulley and the inner pulley.
9. A portable peripheral vascular puncturing assistance device as claimed in claim 1, wherein: an intermediate groove is reserved between the two rows of overturning drawers, a lamp assembly is arranged in the intermediate groove and comprises a first folding rod, a second folding rod and a puncture lamp post which are connected in a rotating mode, the first folding rod is installed on a horizontal rotating shaft at the end portion of the intermediate groove in a rotating mode, and the first folding rod, the second folding rod and the puncture lamp post can be folded in the intermediate groove in parallel.
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| CN201811625944.2A CN109431586B (en) | 2018-12-28 | 2018-12-28 | Portable peripheral blood vessel puncture auxiliary device |
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| CN201811625944.2A CN109431586B (en) | 2018-12-28 | 2018-12-28 | Portable peripheral blood vessel puncture auxiliary device |
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| CN109431586A CN109431586A (en) | 2019-03-08 |
| CN109431586B true CN109431586B (en) | 2023-11-24 |
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| CN111991638B (en) * | 2020-07-24 | 2023-02-24 | 姜敏 | Hemodialysis upper limbs fixing device |
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| CN201949011U (en) * | 2011-01-24 | 2011-08-31 | 山东省立医院 | Fixing device for blood collecting arms of children |
| CN104224482A (en) * | 2014-07-14 | 2014-12-24 | 宁波禾采医疗器械有限公司 | Overturning type drawer used for medical barrow |
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| CN109431586A (en) | 2019-03-08 |
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