CN105854153B - A kind of fixed device of ductus venosus - Google Patents

A kind of fixed device of ductus venosus Download PDF

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Publication number
CN105854153B
CN105854153B CN201610189404.9A CN201610189404A CN105854153B CN 105854153 B CN105854153 B CN 105854153B CN 201610189404 A CN201610189404 A CN 201610189404A CN 105854153 B CN105854153 B CN 105854153B
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CN
China
Prior art keywords
ductus venosus
locating plate
fixed
fixed block
rod
Prior art date
Application number
CN201610189404.9A
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Chinese (zh)
Other versions
CN105854153A (en
Inventor
边昂挺
Original Assignee
边昂挺
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Publication date
Application filed by 边昂挺 filed Critical 边昂挺
Priority to CN201610189404.9A priority Critical patent/CN105854153B/en
Publication of CN105854153A publication Critical patent/CN105854153A/en
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Publication of CN105854153B publication Critical patent/CN105854153B/en

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M25/00Catheters; Hollow probes
    • A61M25/01Introducing, guiding, advancing, emplacing or holding catheters
    • A61M25/02Holding devices, e.g. on the body
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M25/00Catheters; Hollow probes
    • A61M25/01Introducing, guiding, advancing, emplacing or holding catheters
    • A61M25/02Holding devices, e.g. on the body
    • A61M2025/0246Holding devices, e.g. on the body fixed on the skin having a cover for covering the holding means
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M25/00Catheters; Hollow probes
    • A61M25/01Introducing, guiding, advancing, emplacing or holding catheters
    • A61M25/02Holding devices, e.g. on the body
    • A61M2025/0253Holding devices, e.g. on the body where the catheter is attached by straps, bands or the like secured by adhesives

Abstract

The invention discloses a kind of fixed devices of ductus venosus, it solves ductus venosus and fixes and dismantle inconvenient technical problem, the technical solution for solving the problems, such as this includes locating plate, fixed block and connection component, the bottom surface of locating plate is equipped with adhesive layer, the upper bottom surface of locating plate is equipped with the card slot for being clamped ductus venosus, the bottom surface of card slot is equipped with the through-hole I of perforation adhesive layer bottom surface, connection component includes connecting rod, it is located at the retaining mechanism of small end and is fixedly connected on the interconnecting piece of the upper bottom surface of locating plate, the upper end of fixed block is equipped with groove, the bottom surface of groove is equipped with the through-hole II for penetrating through the lower end surface of the fixed block, the lower end of connecting rod passes through through-hole II and is detachably connected with interconnecting piece, there is screw thread on the upper end axial plane of connecting rod, retaining mechanism includes the latch segment being threadedly coupled with small end and is located under groove floor and latch segment Spring I between end face, latch segment do the size that rotary lifting movement control spring I generates snap lock clamp force to fixed block along connecting rod.

Description

A kind of fixed device of ductus venosus

Technical field

The invention belongs to medical auxiliary apparatus technical fields, and in particular to a kind of fixed device of ductus venosus.

Background technique

Ductus venosus placement is clinically used detection and treatment means, by fixed ductus venosus, can be transfused blood, Fluid infusion, the various treatment medications of input, parenteral nutrition etc., while application ductus venosus can also carry out the puncture drainage of Celom liquid loading, There is many advantages, such as wound is small, drainage efficiency is high, healing is fast, its is highly-safe compared with traditional piercing method, avoids anti- It is multiple to puncture to pain caused by patient, the compliance of patient is improved, the efficiency of medical staff is improved, gradually pushes away at home It is wide and universal.

After current ductus venosus merging in vivo, general using one piece of adhesive plaster is covered outside conduit, adhesive plaster is bonded in patient On skin, to prevent conduit from deviating from from patient's body, the fixed form of this ductus venosus needs first to make in order in operation Ductus venosus, then carefully by adhesive tape in place, so whole operation process is more inconvenient, hold in addition, patient perspires Easily leading to adhesive plaster bonding force reduces to loosen ductus venosus.In ductus venosus disassembly, medical staff tears adhesive plaster, is easy It pulls ductus venosus and brings injury to patient.

In order to keep ductus venosus fixed stronger, can will also be fixed using fixed-wing is arranged on ductus venosus The wing is sewn on patient skin, the reinforcing mode of this ductus venosus, additionally produces suture and the operation taken out stitches, to patient with Pain is carried out.

Summary of the invention

The present invention provides a kind of fixed device of ductus venosus, solution ductus venosus is fixed and is dismantled inconvenient technology and asks Topic.

In order to solve the above technical problems, the present invention adopts the following technical scheme:

A kind of fixed device of ductus venosus, including locating plate, fixed block and connection component, the bottom surface of the locating plate Equipped with adhesive layer, the upper bottom surface of the locating plate is equipped with the card slot for being clamped ductus venosus, and the bottom surface of the card slot, which is equipped with, to be passed through The through-hole I of logical adhesive layer bottom surface, the connection component include connecting rod, the retaining mechanism for being located at small end and are fixedly connected In the interconnecting piece of the upper bottom surface of the locating plate, the upper end of the fixed block is equipped with groove, and the bottom surface of the groove, which is equipped with, to be passed through Lead to the through-hole II of the lower end surface of the fixed block, the lower end of the connecting rod passes through through-hole II and is detachably connected with interconnecting piece, described There is screw thread, the retaining mechanism includes the latch segment being threadedly coupled with small end and is located at recessed on the upper end axial plane of connecting rod Spring I between groove bottom and latch segment lower end surface, the latch segment do rotary lifting movement control I pair of fixation of spring along connecting rod Block generates the size of snap lock clamp force, and the two sides of the fixed block are respectively connected with elastic straps, the head end of two elastic straps It is detachably connected by male and female buckle.

Further, the interconnecting piece is equipped with location hole, the lower end of the connecting rod and location hole clearance fit, the company The lower end axial plane of bar is equipped with locating slot, and interconnecting piece, which is equipped with one end, can extend into or out the positioning pin of locating slot.

Further, the inner wall of the location hole is equipped with mounting groove, and the outer wall of the interconnecting piece is equipped with perforation installation The mounting hole of groove bottom, the positioning pin are slidably matched with the mounting hole and the mounting groove, are equipped on the positioning pin Spring II, the spring II is set in mounting groove and the spring II is compressed by the bottom surface of positioning pin and mounting groove.

Further, the part that the positioning pin protrudes into location hole is equipped with the inclined-plane tilted down.

Further, the upper surface of the interconnecting piece and locating plate is to be detachably connected.

Further, the interconnecting piece is glued with the upper surface of locating plate or is connected by screw.

Further, two pieces are equipped in the card slot for clamping the elastic clips of ductus venosus, two pieces of elastic clips Shape is arc.

Further, the upper bottom surface of the locating plate is equipped with the isolation film of covering card slot.

Further, the upper surface of the fixed block is equipped with pillar, and the groove is located at the upper surface of pillar.

Further, the quantity of the interconnecting piece and pillar is four, and four interconnecting pieces and four pillars enclose Rectangular structure.

The invention has the benefit that

1, locating plate is to be bonded on patient skin by adhesive layer, and ductus venosus is then to complete to wear after through-hole I Thorn, then be fixed in card slot and complete tentatively to fix, need to make in order the scheme that ductus venosus is pasted with adhesive plaster again compared with prior art, The set time of ductus venosus is substantially reduced, efficiency significantly improves, and ductus venosus no longer contacts adhesive layer, and adhesive layer is not Ductus venosus can be pullled;

2, on locating plate be provided with fixed block, can effectively prevent ductus venosus and deviate from from card slot, and locating plate and Fixed block is removably connected by connection component, and during locating plate and fixed block assembly and disassembly, ductus venosus will not be by To pullling, therefore patient will not be damaged, two on fixed block piece elastic straps are tied up on a patient body, will further be consolidated Determine block and locating plate is pressed on patient skin, not easily leads to locating plate patient perspires and loosen;

3, connection component does the decrement of rotary lifting movement control spring I along connecting rod to control fixed block by latch segment With the compression and separation of locating plate, if fixed block is by unexpected pull, fixed block can divide to a certain extent with locating plate From causing locating plate to fall off from patient skin without pullling locating plate, therefore, spring I also acts the safety of anti-pull Effect;

4, it avoids patient to need suture and take out stitches, simplifies the fixation procedure of ductus venosus, reduce what patient was subject to Injury.

Detailed description of the invention

Below in conjunction with the drawings and specific embodiments, the present invention is described further:

Fig. 1 is a kind of structural schematic diagram of the fixed device of ductus venosus of the present invention;

Fig. 2 is the top view of locating plate in a kind of fixed device of ductus venosus of the present invention;

Fig. 3 is the partial enlarged view of B area in Fig. 2;

Fig. 4 is the structural schematic diagram of connecting rod in a kind of fixed device of ductus venosus of the present invention;

Fig. 5 be in Fig. 1 A-A to cross-sectional view.

Specific embodiment

It elaborates with reference to the accompanying drawing to a specific embodiment of the invention.

As shown in Figure 1, a kind of fixed device of ductus venosus, including locating plate 1, fixed block 2 and connection component 3, locating plate 1, fixed block 2 and connection component 3 are all made of lightweight medical plastic, such as PP, PE, are conducive to mitigate burden of patients, patient is made to wear It wears comfortably, while being also prevented from device and falling off because gravity is excessive.

The bottom surface of locating plate 1 is equipped with adhesive layer 11, and adhesive layer 11 is fixed on locating plate 1 by the way of coating or hot pressing On, the upper bottom surface of locating plate 1 is equipped with the card slot 12 for being clamped ductus venosus, and the bottom surface of card slot 12 is equipped under perforation adhesive layer 11 The through-hole I 13 of bottom surface, through-hole I 13 are located at the middle position of 12 length direction of card slot, and ductus venosus is worn after passing through through-hole I 13 Thorn operation, through-hole I 13 are located at the middle position of 12 length direction of card slot, and the ductus venosus for stretching out puncture orifice can select two sides It completes tentatively to fix to being fixed in card slot 12, locating plate 1 is bonded on patient skin by adhesive layer 11 again, the puncture of patient The glued layer 11 of mouth and locating plate 1 cover, and reduce the probability of puncture orifice infection, moreover, needing to make in order compared with prior art quiet The scheme that arteries and veins conduit is pasted with adhesive plaster again, above scheme substantially reduce the set time of ductus venosus, and efficiency significantly improves.

Connection component 3 includes connecting rod 31, is located at the retaining mechanism 32 of 31 upper end of connecting rod and is fixedly connected on locating plate 1 The interconnecting piece 33 of upper bottom surface, the upper end of fixed block 2 are equipped with groove 21, and the bottom surface of groove 21 is equipped with the lower end of perforation fixed block 2 The through-hole II 22 in face, the lower end of connecting rod 31 passes through through-hole II and is detachably connected with 22 interconnecting pieces 33, on the upper end axial plane of connecting rod 31 With screw thread, retaining mechanism 32 includes the latch segment 321 connecting with 31 threaded upper ends of connecting rod and is located at 21 bottom surface of groove and lock Spring I 322 between tight 321 lower end surface of block, latch segment 321 do rotary lifting movement control I 322 pairs of fixations of spring along connecting rod 31 Block 2 generates the size of snap lock clamp force, and the compression of block 321 that is locked of spring I 322 generates elastic force, which is applied to fixed block 2 On, so that fixed block 2 is close to the upper surface of locating plate 1, and rotating latch segment 321 deviates from it from the upper end of connecting rod 31, spring I 322 elastic force disappears, and fixed block 2 can be removed from locating plate 1.

The two sides of fixed block 2 are respectively connected with elastic straps 2a, and the head end of two elastic straps 2a can by male and female buckle 2b Dismantling connection, two elastic straps 2a are very convenient by male and female buckle 2b bind, and the elastic force that when bind generates can make locating plate 1 The skin that patient is compressed with fixed block 2 prevents the fixed device of ductus venosus from loosening.

As shown in Figures 2 to 4, interconnecting piece 33 is equipped with location hole 331, and lower end and 331 gap of location hole of connecting rod 31 are matched It closes, the lower end axial plane of connecting rod 31 is equipped with locating slot 31a, and interconnecting piece 33, which is equipped with one end, can extend into or out locating slot 31a's Positioning pin 34 can be rapidly completed the assembly of interconnecting piece 33 and connecting rod 31 and be torn open by the cooperation of positioning pin 34 and locating slot 31a It unloads.

And in order to keep the locking of positioning pin 34 and unlock more convenient, the inner wall of location hole 331 is equipped with mounting groove 332, The outer wall of interconnecting piece 33 is equipped with the mounting hole 333 of perforation 332 bottom surface of mounting groove, positioning pin 34 and mounting hole 333 and mounting groove 332 are slidably matched, and spring II 35 are equipped on positioning pin 34, spring II 35 is set in mounting groove 332 and II 35 quilt of spring The compression of the bottom surface of positioning pin 34 and mounting groove 332, the elastic force that spring II 35 generates make positioning pin 34 in the case where only being acted on by the elastic force Automatically pushed to location hole 331, after connecting rod 31 is fitted into location hole 331, the end of positioning pin 34 can be caught in connecting rod In locating slot 31a on 31, so that interconnecting piece 33 and connecting rod 31 firmly be locked, when interconnecting piece 33 and connecting rod 31 are dismantled, draw Dynamic positioning pin 34.

The part that positioning pin 34 protrudes into location hole 333 is equipped with the inclined-plane 34a tilted down, is packed into this way in 31 lower end of connecting rod In location hole 331 when, positioning pin 34 head end contact connecting rod 31 after can retract in mounting groove 332, and when connecting rod 31 install After in place, it is only necessary to which swivel link 31 makes the locating slot 31a on connecting rod 31 turn to 34 position of positioning pin, the head of positioning pin 34 End will be caught in automatically in locating slot 31a under the driving of spring II 35, and interconnecting piece 33 and connecting rod 31 are firmly locked.

In order to further decrease use cost, the upper surface of interconnecting piece 33 and locating plate 1 is to be detachably connected, and preferably may be used Dismantling connection mode is to be glued or be connected by screw, in this way, in addition to locating plate 1 and adhesive layer in the fixed device of ductus venosus Other component outside 11 can recycle, and the component of recycling is sterilized by medicining liquid dipping, pollution when preventing from reusing Ductus venosus.

The shape that two pieces of elastic clip 1a, two pieces of elastic clip 1a for clamping ductus venosus are equipped in card slot 12 is arc Shape, the arcuate structure of elastic clip 1a are used to be bonded the outer wall of ductus venosus, and ductus venosus can be with by elastic clip 1a clamping It is fixed stronger, since fixed block 2 can be in contact with ductus venosus, repeated after the disassembly in order to realize fixed block 2 It utilizes, the upper bottom surface of locating plate 1 is equipped with the isolation film 14 of covering card slot 12, and isolation film 14 is sterile hyaline membrane, ductus venosus It is isolated by isolation film 14 with the bottom surface of fixed block 2, prevents the fixed block 2 of recycling from polluting ductus venosus.

As shown in Figure 1, Figure 2 and shown in Fig. 5, the upper surface of fixed block 2 is equipped with pillar 23, and groove 21 is located at the upper end of pillar 23 Face, setting pillar 23 can rotate in order to latch segment 321, and hand will not be interfered with the upper surface of fixed block 2 when operation.Even Socket part 33 and the quantity of pillar 23 are four, and four interconnecting pieces 33 and four pillars 23 enclose rectangular configuration, connection Portion 33 and pillar 23 preferably use the distribution of rectangular configuration, and locating plate 1 and fixed block 2 is made to generate binding force on four angles, should Binding force is diffused into the entire faying face of locating plate 1 and fixed block 2 again, improves the firmness of combination.

The step of fixed ductus venosus are as follows:

1) puncture procedure is carried out after ductus venosus being passed through through-hole I 13;

2) adhesive layer 11 is tightly attached on patient skin;

3) ductus venosus for stretching out puncture orifice is fixed in card slot 12 and completes preliminary fix;

4) by 33 assembly connection of interconnecting piece on connecting rod 31 and locating plate 1;

5) through-hole II 22 on fixed block 2 is directed at connecting rod 31, connecting rod 31 is made to pass through through-hole II 22, the lower end of fixed block 2 Face paste leans on the upper surface of locating plate 1;

5) spring I 322 is put into groove 21, spring I 322 is set in the upper end of connecting rod 31, later in the upper of connecting rod 31 End is threadedly coupled latch segment 321;

6) by rotation latch segment 321, latch segment 321 is made to do rotation descending motion, spring is compressed, and elastic force is generated, should Elastic force is applied on fixed block 2, and fixed block 2 is made to be close to the upper surface of locating plate 1, and the second step for completing ductus venosus is fixed;

7) finally, according to the physical location of patient's puncture orifice, two elastic straps on fixed block 2 are surrounded the one of patient Determine position bind, the position of general bind is the positions such as neck, trunk, arm and leg, completes last of ductus venosus Step is fixed.

Correspondingly, inverse operation of the step of disassembly ductus venosus for fixed ductus venosus step.

During 2 assembly and disassembly of locating plate 1 and fixed block, ductus venosus not will receive and pull, therefore not to patient It will cause injury, while also avoiding patient and needing suture and take out stitches, simplify the fixation procedure of ductus venosus, reduce patient The injury being subject to.

Preferred embodiments of the present invention are described above, but are not to be construed as limiting the scope of the invention.This hair Bright to be not only limited to above embodiments, specific structure is allowed to vary, and those skilled in the art can make according to the present invention Various changes and variants, as long as it does not depart from the spirit of the invention, belongs to range defined in appended claims of the present invention.

Claims (7)

1. a kind of fixed device of ductus venosus, which is characterized in that including locating plate, fixed block and connection component, the locating plate Bottom surface be equipped with adhesive layer, the upper bottom surface of the locating plate is equipped with the card slot for being clamped ductus venosus, the bottom of the card slot Face be equipped with perforation adhesive layer bottom surface through-hole I, the connection component include connecting rod, the retaining mechanism for being located at small end and It is fixedly connected on the interconnecting piece of the upper bottom surface of the locating plate, the upper end of the fixed block is equipped with groove, the bottom surface of the groove It is equipped with the through-hole II for penetrating through the lower end surface of the fixed block, the lower end of the connecting rod passes through through-hole II and detachably connects with interconnecting piece Connect, there is screw thread on the upper end axial plane of the connecting rod, the retaining mechanism include the latch segment that is threadedly coupled with small end with And it is located at the spring I between groove floor and latch segment lower end surface, the latch segment makees rotary lifting movement control bullet along connecting rod Spring I generates the size of snap lock clamp force to fixed block, and the two sides of the fixed block are respectively connected with elastic straps, two elastic bunch The head end of band is detachably connected by male and female buckle, and the interconnecting piece is equipped with location hole, between the lower end and location hole of the connecting rod Gap cooperation, the lower end axial plane of the connecting rod are equipped with locating slot, and interconnecting piece, which is equipped with one end, can extend into or out determining for locating slot Position pin, the inner wall of the location hole are equipped with mounting groove, and the outer wall of the interconnecting piece is equipped with the installation of perforation installation groove bottom Hole, the positioning pin are slidably matched with the mounting hole and the mounting groove, and spring II, the bullet are equipped on the positioning pin Spring II is set in mounting groove and the spring II is compressed by the bottom surface of positioning pin and mounting groove, and two pieces are equipped in the card slot For clamping the elastic clip of ductus venosus, the shape of two pieces of elastic clips is arc.
2. the fixed device of a kind of ductus venosus according to claim 1, which is characterized in that the positioning pin protrudes into location hole Part be equipped with the inclined-plane that tilts down.
3. a kind of fixed device of ductus venosus according to claim 1, which is characterized in that the interconnecting piece and locating plate Upper surface is to be detachably connected.
4. a kind of fixed device of ductus venosus according to claim 3, which is characterized in that the interconnecting piece and locating plate It is glued or is connected by screw in upper surface.
5. the fixed device of a kind of ductus venosus according to claim 1, which is characterized in that the upper bottom surface of the locating plate is set There is the isolation film of covering card slot.
6. the fixed device of a kind of ductus venosus according to claim 1, which is characterized in that the upper surface of the fixed block is set There is pillar, the groove is located at the upper surface of pillar.
7. the fixed device of a kind of ductus venosus according to claim 6, which is characterized in that the number of the interconnecting piece and pillar Amount is four, and four interconnecting pieces and four pillars enclose rectangular configuration.
CN201610189404.9A 2016-03-29 2016-03-29 A kind of fixed device of ductus venosus CN105854153B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610189404.9A CN105854153B (en) 2016-03-29 2016-03-29 A kind of fixed device of ductus venosus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610189404.9A CN105854153B (en) 2016-03-29 2016-03-29 A kind of fixed device of ductus venosus

Publications (2)

Publication Number Publication Date
CN105854153A CN105854153A (en) 2016-08-17
CN105854153B true CN105854153B (en) 2019-03-26

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CN201610189404.9A CN105854153B (en) 2016-03-29 2016-03-29 A kind of fixed device of ductus venosus

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Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4898587A (en) * 1988-11-15 1990-02-06 Mera Csaba L Intravenous line stabilizing device
CN2135339Y (en) * 1992-06-27 1993-06-09 中国人民解放军济南军区总医院 Three-cavity tube fixing frame
EP0843567B1 (en) * 1994-09-30 2001-12-12 Venetec International, Inc. Catheter anchoring system
FR2852520B1 (en) * 2003-03-19 2009-02-13 Francis Navarro Device for fastening the body of a patient of a catheter, such as a peripheral venous catheter, a central venous catheter or a central arterial catheter.
US9981111B2 (en) * 2013-09-10 2018-05-29 Novum Vascular, Llc Two-piece catheter securement system and method for using same

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