CN214966312U - ECMO percutaneous puncture pipe-placing and skin-expanding forceps - Google Patents
ECMO percutaneous puncture pipe-placing and skin-expanding forceps Download PDFInfo
- Publication number
- CN214966312U CN214966312U CN202120973534.8U CN202120973534U CN214966312U CN 214966312 U CN214966312 U CN 214966312U CN 202120973534 U CN202120973534 U CN 202120973534U CN 214966312 U CN214966312 U CN 214966312U
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- Prior art keywords
- clamp rod
- skin
- clamp
- ecmo
- percutaneous puncture
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- 238000002618 extracorporeal membrane oxygenation Methods 0.000 title claims abstract description 19
- 210000000080 chela (arthropods) Anatomy 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims description 9
- 230000010339 dilation Effects 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 7
- 238000001125 extrusion Methods 0.000 claims description 5
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 1
- 235000017491 Bambusa tulda Nutrition 0.000 claims 1
- 241001330002 Bambuseae Species 0.000 claims 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 1
- 239000011425 bamboo Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 8
- 239000007787 solid Substances 0.000 abstract description 6
- 238000005452 bending Methods 0.000 abstract 1
- 210000004204 blood vessel Anatomy 0.000 description 4
- 230000000916 dilatatory effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000003191 femoral vein Anatomy 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 210000004072 lung Anatomy 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 210000001105 femoral artery Anatomy 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 210000004731 jugular vein Anatomy 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 206010033675 panniculitis Diseases 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 210000004304 subcutaneous tissue Anatomy 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
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Abstract
The utility model discloses an ECMO percutaneous puncture pipe-placing and skin-expanding clamp, which comprises a first clamp rod and a second clamp rod, wherein a connecting ring is arranged on the first clamp rod, the second clamp rod is connected with the connecting ring through a mounting pin, a channel outlet is arranged on the mounting pin, one end of the first clamp rod and one end of the second clamp rod are both provided with clamp mouths, two groups of clamp mouths are respectively provided with a strip-shaped groove in a corresponding way, an adjusting component is arranged on the first clamp rod and the second clamp rod, the other end of the first clamp rod and the other end of the second clamp rod are both provided with handles, and an extruding spring is arranged between the two groups of handles; be equipped with the direction mouth on the solid fixed cylinder, the utility model provides an among the prior art, the seal wire export that expands the skin pincers generally is the curve type, leads to the seal wire to expand the skin in-process at the pincers mouth crooked for later special use expands the skin ware and puts into the difficulty, and can not control and expand the skin degree, uses very inconvenient technical problem, through the setting of passageway export, direction mouth and two sets of corresponding bar connected in star, can guarantee to expand the skin in-process at the pincers mouth at the seal wire and can not suffer the bending.
Description
Technical Field
The utility model relates to the technical field of medical equipment, more specifically say, in particular to ECMO percutaneous puncture puts pipe and expands skin pincers.
Background
ECMO is also called as in-vitro life support, and is placed into a venous drainage tube through an internal jugular vein or a femoral vein, blood is led out to an extracorporeal membrane lung, and the oxygenated blood is returned into the body through a return catheter placed in the femoral vein, the femoral artery and the like, so that the function of replacing the heart and/or the lung can be completed.
The conventional ECMO tube placement mode is that a tube is placed through percutaneous puncture under the guidance of B ultrasonic, a trocar is used for puncturing skin under the guidance of B ultrasonic, the trocar is placed after a blood vessel is successfully punctured, a guide wire is placed into the blood vessel through a sleeve, after the sleeve is withdrawn, a guide core with sequentially increased radius is placed through the guide wire to gradually expand a skin puncture opening and a blood vessel puncture opening, then a distal end perfusion tube and an arteriovenous catheter are placed along the guide core, the guide core is withdrawn, the depth of the cannula is adjusted to a proper position, partial skin fixation is achieved, and tube placement is completed;
however, the guide wire outlet of the currently used skin dilating forceps is generally curved, which causes the guide wire to bend in the skin dilating process of the forceps mouth, so that the subsequent special skin dilating device is difficult to put in, the skin dilating degree cannot be controlled, and the use is very inconvenient.
Therefore, in view of the above, research and improvement are made for the existing structure and defects, and an ECMO percutaneous puncture catheterization skin-expanding forceps is provided to achieve the purpose of having more practical value.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a ECMO percutaneous puncture is put pipe and is expanded skin pincers, aim at improving prior art, the seal wire export that expands skin pincers generally is the curve type, leads to the seal wire to expand the skin in-process at the pincers mouth crooked for later special use expands skin ware and puts into the difficulty, and can not control and expand the skin degree, uses very inconvenient technical problem.
The utility model discloses a realize like this:
an ECMO percutaneous puncture tube-placing and skin-expanding clamp comprises a first clamp rod and a second clamp rod, wherein a connecting ring is arranged on the first clamp rod, an installation pin is arranged on the second clamp rod, the second clamp rod is connected with the connecting ring through the installation pin, a channel outlet is formed in the installation pin, clamp mouths are fixedly arranged at one end of the first clamp rod and one end of the second clamp rod respectively, strip-shaped grooves are correspondingly formed in the two groups of clamp mouths respectively, an adjusting assembly is arranged on the first clamp rod and the second clamp rod, handles are arranged at the other end of the first clamp rod and the other end of the second clamp rod respectively, and an extrusion spring is arranged between the two groups of handles; and a guide port is fixedly arranged on the fixed cylinder.
As the utility model discloses a preferred technical scheme, adjustment mechanism includes first tong bar and second tong bar, be provided with solid fixed cylinder on the first tong bar, be provided with the movable block on the second tong bar, be provided with the rack on the movable block, wear to be equipped with cylindrical gear in the solid fixed cylinder, cylindrical gear with the rack meshes mutually, gu fixed cylinder one side is provided with ratchet, stopper and fixed block respectively, the ratchet with cylindrical gear connects, the stopper with the ratchet meshes mutually, the fixed block with be provided with reset spring between the stopper.
As the utility model discloses a preferred technical scheme, be provided with the scale strip on the movable block, be provided with the fixed pin on the solid fixed cylinder, the cover is equipped with the supplementary reading piece on the fixed pin.
As an optimal technical scheme of the utility model, be provided with the adjusting knob on the solid fixed cylinder, the adjusting knob passes solid fixed cylinder with cylindrical gear connects.
As the utility model discloses an it is preferred technical scheme, two sets of all be provided with the antiskid cover on hand, wherein a set of be provided with rings on hand.
As the preferred technical proposal of the utility model, the forceps mouth is made of medical titanium alloy.
Compared with the prior art, the beneficial effects of the utility model are that:
through the arrangement of the channel outlet, the guide port and the two groups of corresponding strip-shaped grooves, the guide wire can be ensured not to be bent in the skin expanding process of the forceps mouth, so that the guide wire is always kept in a straight state, and great convenience is provided for subsequent operations;
when expanding the skin operation, through adjustment mechanism's setting for the second tong bar moves, can realize expanding the skin, controls through control adjustment mechanism and expands the skin degree, makes medical staff more convenient to the accurate control of expanding the skin range.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic view of a three-dimensional structure of an ECMO percutaneous puncture catheterization skin dilation forceps of the present invention;
FIG. 2 is a schematic view of an explosion structure of the ECMO percutaneous puncture catheterization skin dilation forceps of the present invention;
FIG. 3 is a schematic structural view of the ECMO percutaneous puncture catheterization skin dilation forceps of the present invention;
FIG. 4 is an enlarged schematic view of region A in FIG. 2;
FIG. 5 is an enlarged schematic view of the area B in FIG. 2;
the corresponding relation between the names of the attachments and the numbers of the attached figures in the figure:
1. a first clamp lever; 2. a second clamp bar; 3. a clamp mouth; 4. an adjusting knob; 5. a guide port; 6. a compression spring; 7. a hoisting ring; 8. a handle; 9. an anti-slip sleeve; 10. a fixed cylinder; 11. a fixed block; 12. a return spring; 13. a limiting block; 14. a movable block; 15. a scale bar; 16. an auxiliary reading block; 17. a fixing pin; 18. a ratchet wheel; 19. a cylindrical gear; 20. a connecting ring; 21. a channel outlet; 22. mounting a pin; 23. a strip-shaped groove; 24. a rack.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
Example (b):
referring to fig. 1 to 5: an ECMO percutaneous puncture tube-placing and skin-expanding clamp comprises a first clamp rod 1 and a second clamp rod 2, wherein a connecting ring 20 is arranged on the first clamp rod 1, an installation pin 22 is arranged on the second clamp rod 2, the second clamp rod 2 is connected with the connecting ring 20 through the installation pin 22, a channel outlet 21 is formed in the installation pin 22, clamp mouths 3 are fixedly arranged at one end of the first clamp rod 1 and one end of the second clamp rod 2, strip-shaped grooves 23 are correspondingly formed in the two groups of clamp mouths 3 respectively, adjusting assemblies are arranged on the first clamp rod 1 and the second clamp rod 2, handles 8 are arranged at the other end of the first clamp rod 1 and the other end of the second clamp rod 2, and an extrusion spring 6 is arranged between the two groups of handles 8; the fixed cylinder 10 is fixedly provided with a guide port 5;
through the arrangement of the channel outlet 21, the guide port 5 and the two groups of corresponding strip-shaped grooves 23, the guide wire can be ensured not to be bent in the skin expanding process of the forceps mouth 3, so that the guide wire is always kept in a straight state, and great convenience is provided for subsequent operations; when expanding the skin operation, through adjustment mechanism's setting for second tong bar 2 moves, can realize expanding the skin, controls through control adjustment mechanism and expands the skin degree, makes medical staff more convenient to the accurate control of expanding the skin range.
Referring to fig. 2 to 4, the adjusting mechanism includes a first clamp rod 1 and a second clamp rod 2, a fixed cylinder 10 is disposed on the first clamp rod 1, a movable block 14 is disposed on the second clamp rod 2, a rack 24 is disposed on the movable block 14, a cylindrical gear 19 penetrates through the fixed cylinder 10, the cylindrical gear 19 is engaged with the rack 24, a ratchet 18, a limit block 13 and a fixed block 11 are respectively disposed on one side of the fixed cylinder 10, the ratchet 18 is connected with the cylindrical gear 19, the limit block 13 is engaged with the ratchet 18, and a return spring 12 is disposed between the fixed block 11 and the limit block 13;
rotate cylindrical gear 19 for the movable block 14 drives second tong bar 2 and moves under the effect of rack 24, expand the skin operation through the cooperation of pincers mouth 3, the accessible rotates cylindrical gear 19 and controls the skin degree of expanding, it is more convenient for medical staff to the accurate control of expanding the skin range, after expanding the skin, can follow the seal wire and withdraw from originally, pull stopper 13, make second tong bar 2 automatic re-setting under extrusion spring 6's effect.
Please refer to fig. 4, a scale bar 15 is arranged on the movable block 14, a fixing pin 17 is arranged on the fixing cylinder 10, an auxiliary reading block 16 is sleeved on the fixing pin 17, the expansion of the skin is controlled more accurately by the arrangement of the scale bar 15, and the reading can be observed more rapidly by the arrangement of the auxiliary reading block 16.
Referring to fig. 2, the fixing cylinder 10 is provided with an adjusting button 4, and the adjusting button 4 passes through the fixing cylinder 10 to be connected with the cylindrical gear 19, so as to provide convenience for adjusting the cylindrical gear 19.
Please refer to fig. 2, the two sets of handles 8 are provided with the anti-slip sleeves 9, the lifting rings 7 are arranged on one set of handles 8, the anti-slip sleeves 9 are arranged to effectively prevent slipping during operation, so as to avoid medical accidents, and the lifting rings 7 are arranged to be conveniently hung after use.
Referring to fig. 2, the two sets of forceps tips 3 are made of medical grade titanium alloy material, including
Is beneficial to expanding skin and subcutaneous tissues and is not easy to damage blood vessels.
The using method comprises the following steps: when the forceps mouth opening device is used, firstly, two groups of handles 8 are held by hands, then the guide wire is arranged between two groups of strip-shaped grooves 23 in a penetrating mode, so that two groups of forceps mouths 3 are guided by the guide wire to be inserted into the surface layer of a wound, the two groups of forceps mouths 3 are arranged to be more easily inserted into a skin puncture point, the two groups of forceps mouths are further inserted inwards to a proper depth, the guide wire is sequentially arranged in the channel outlet 21 and the guide opening 5 in a penetrating mode, and the guide wire is guaranteed not to be bent in the skin expanding process of the forceps mouths 3 and is kept in a straight state all the time;
rotate adjusting knob 4 again and make cylindrical gear 19 rotate, make the movable block 14 drive second tong bar 2 and move under the effect of rack 24, expand the skin operation through the cooperation of pincers mouth 3, when expanding the skin, can observe the position of scale strip 15 and supplementary reading piece 16 constantly, after expanding the skin, can follow the seal wire and withdraw from originally the novel, pull stopper 13, make second tong bar 2 automatic re-setting under extrusion spring 6's effect, the setting of rethread rings 7 is with this novel hanging.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a ECMO percutaneous puncture puts pipe and expands skin pincers which characterized in that: the clamp comprises a first clamp rod (1) and a second clamp rod (2), wherein a connecting ring (20) is arranged on the first clamp rod (1), an installation pin (22) is arranged on the second clamp rod (2), the second clamp rod (2) is connected with the connecting ring (20) through the installation pin (22), a channel outlet (21) is formed in the installation pin (22), clamp mouths (3) are fixedly arranged at one end of the first clamp rod (1) and one end of the second clamp rod (2), two groups of clamp mouths (3) are correspondingly provided with strip-shaped grooves (23) respectively, an adjusting component is arranged on the first clamp rod (1) and the second clamp rod (2), a handle (8) is arranged at the other end of the first clamp rod (1) and the other end of the second clamp rod (2), and an extrusion spring (6) is arranged between the two groups of handles (8); the fixed cylinder (10) is fixedly provided with a guide port (5).
2. The ECMO percutaneous puncture catheterization skin dilation forceps of claim 1, which is characterized in that: the adjusting mechanism comprises a first clamp rod (1) and a second clamp rod (2), a fixed cylinder (10) is arranged on the first clamp rod (1), a movable block (14) is arranged on the second clamp rod (2), a rack (24) is arranged on the movable block (14), a cylindrical gear (19) is arranged in the fixed cylinder (10) in a penetrating mode, the cylindrical gear (19) is meshed with the rack (24), one side of the fixed cylinder (10) is provided with a ratchet wheel (18), a limiting block (13) and a fixed block (11) respectively, the ratchet wheel (18) is connected with the cylindrical gear (19), the limiting block (13) is meshed with the ratchet wheel (18), and a reset spring (12) is arranged between the fixed block (11) and the limiting block (13).
3. The ECMO percutaneous puncture catheterization skin dilation forceps of claim 1, which is characterized in that: be provided with scale strip (15) on movable block (14), be provided with fixed pin (17) on fixed section of thick bamboo (10), the cover is equipped with supplementary reading block (16) on fixed pin (17).
4. The ECMO percutaneous puncture catheterization skin dilation forceps of claim 1, which is characterized in that: the fixed cylinder (10) is provided with an adjusting button (4), and the adjusting button (4) penetrates through the fixed cylinder (10) and is connected with the cylindrical gear (19).
5. The ECMO percutaneous puncture catheterization skin dilation forceps of claim 1, which is characterized in that: the two groups of handles (8) are provided with anti-skidding sleeves (9), and one group of handles (8) are provided with hoisting rings (7).
6. The ECMO percutaneous puncture catheterization skin dilation forceps of claim 1, which is characterized in that: the two groups of forceps mouths (3) are made of medical grade titanium alloy materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120973534.8U CN214966312U (en) | 2021-05-08 | 2021-05-08 | ECMO percutaneous puncture pipe-placing and skin-expanding forceps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120973534.8U CN214966312U (en) | 2021-05-08 | 2021-05-08 | ECMO percutaneous puncture pipe-placing and skin-expanding forceps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214966312U true CN214966312U (en) | 2021-12-03 |
Family
ID=79091223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120973534.8U Expired - Fee Related CN214966312U (en) | 2021-05-08 | 2021-05-08 | ECMO percutaneous puncture pipe-placing and skin-expanding forceps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214966312U (en) |
-
2021
- 2021-05-08 CN CN202120973534.8U patent/CN214966312U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211203 |