CN213309988U - Automatic retractor device for peritoneal dialysis catheter - Google Patents
Automatic retractor device for peritoneal dialysis catheter Download PDFInfo
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- CN213309988U CN213309988U CN202021631804.9U CN202021631804U CN213309988U CN 213309988 U CN213309988 U CN 213309988U CN 202021631804 U CN202021631804 U CN 202021631804U CN 213309988 U CN213309988 U CN 213309988U
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- drag hook
- retractor
- thyroid
- thyroid gland
- peritoneal dialysis
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Abstract
The utility model discloses an automatic retractor device for peritoneal dialysis catheter, which comprises a fixed ring, four thyroid retractor, four retractor limit clamp springs and an adjustable fixed belt; wherein, four drag hook chutes are uniformly arranged on the fixed ring, and a drag hook limiting snap spring and a thyroid drag hook are arranged in each chute; the head end and the tail end of the thyroid gland drag hook are respectively provided with a drag hook, the middle part of the thyroid gland drag hook is provided with a runway-shaped groove, the wall of the runway-shaped groove is provided with a ratchet, the thyroid gland drag hook can be freely pulled outwards along the radial direction of the fixed ring, and the thyroid gland drag hook is prevented from reversely moving by the drag hook limiting snap spring; the adjustable fixing bands are symmetrically arranged on the outer wall of the fixing ring. Hands of a doctor are liberated, and the operation is convenient. The device of the utility model can expose the operation visual field from four directions, is simple and safe to operate, and can effectively save manpower.
Description
Technical Field
The utility model relates to the field of medical equipment, especially, relate to an automatic drag hook device for peritoneal dialysis catheter.
Background
In chronic kidney disease (stage CKD 5), kidney function is seriously impaired and cannot meet the metabolic needs of the body. The main treatment methods at present are kidney transplantation and kidney replacement treatment, and the kidney replacement treatment comprises peritoneal dialysis and hemodialysis, and the peritoneal dialysis is a household treatment mode, so that the peritoneal dialysis does not need to frequently go to a hospital, reduces cross infection, plays a role in protecting residual renal function, has the advantages of good dialysis effect and the like, is accepted and adopted by more and more people, and presents a growing situation.
In the peritoneal dialysis catheterization, skin and subcutaneous tissues need to be cut open, rectus abdominis is pulled open, peritoneum is cut open, and a peritoneal dialysis catheter is sent to the lowest position of an abdominal cavity for peritoneal fluid infusion and drainage. At least two to three people cooperate the operation during the clinical operation, and two assistants need help to pull open the tissue with the drag hook, expose the operation field of vision, and the operation doctor just makes things convenient for the operation, and the doctor that the operation needs is many. And the operation is influenced by the limitation of the number and space of the operating personnel and the poor exposure of the visual field of the hand-pulling hook operation.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in to clinician personnel limited, and the personnel will be saved as far as possible in the operation, and the limited defect is exposed in hand power drag hook operation field of vision, provides a special and convenient peritoneal dialysis puts effective automatic drag hook device.
The utility model provides a technical scheme that its technical problem adopted is:
the automatic retractor device for the peritoneal dialysis catheter is provided, and comprises a fixed ring, four thyroid gland retractors, four retractor limiting snap springs and an adjustable fixing belt;
wherein, four drag hook chutes are uniformly arranged on the fixed ring, and a drag hook limiting snap spring and a thyroid drag hook are arranged in each chute;
the head end and the tail end of the thyroid gland drag hook are respectively provided with a drag hook, the middle part of the thyroid gland drag hook is provided with a runway-shaped groove, the wall of the runway-shaped groove is provided with a ratchet, the thyroid gland drag hook can be freely pulled outwards along the radial direction of a fixed ring, and the thyroid gland drag hook is prevented from reversely moving by a drag hook limiting snap spring;
the adjustable fixing belts are symmetrically arranged on the outer wall of the fixing circular ring.
According to the technical scheme, the fixing ring is made of medical metal, the inner diameter of the fixing ring is 180mm, the outer diameter of the fixing ring is 190 mm-220 mm, and the thickness of the fixing ring is 2 mm-5 mm.
According to the technical scheme, the four drag hook sliding chutes of the fixed circular ring are C-shaped section sliding chutes.
According to the technical scheme, the included angle between the drag hook at the head end and the tail end of the thyroid drag hook and the drag hook main body is less than or equal to 90 degrees.
According to the technical scheme, the draw hook limiting clamp spring comprises a pawl, a reed and a kneading handle which are symmetrically distributed, wherein the pawl and ratchets arranged on the thyroid gland draw hook form a ratchet-like mechanism to limit the thyroid gland draw hook to automatically contract inwards along the radial direction of the fixed ring.
According to the technical scheme, the adjustable fixing belts are connected through the buckles or the belt buckles, and the length of the adjustable fixing belts can be adjusted.
The utility model discloses the beneficial effect who produces is: the utility model discloses an automatic drag hook of peritoneal dialysis catheter passes through adjustable fixed band fastening retaining ring, then adjusts the tensile position and automatic spacing of thyroid gland drag hook through class ratchet, need not solitary operating personnel. The device of the utility model can expose the operation visual field from four directions, is simple and safe to operate, and can effectively save manpower.
Drawings
The invention will be further explained with reference to the drawings and examples, wherein:
FIG. 1 is a side view of the overall assembly axis of the device of the present invention;
FIG. 2 is a side view of the stationary ring shaft of the device of the present invention;
FIG. 3 is a side view of the thyroid retractor shaft of the device of the present invention;
figure 4 is a side view of the drag hook spacing circlip shaft of the device of the utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
As shown in fig. 1, the utility model provides an automatic drag hook device for peritoneal dialysis catheter, the device include fixed ring 1, four thyroid gland drag hooks 2, four spacing jump rings of drag hook 3 and adjustable fixed band 4, wherein evenly are equipped with four drag hook spouts 11 on the fixed ring 1, set up the spacing jump ring of a drag hook 3 and a thyroid gland drag hook 2 in every spout.
The head end and the tail end of the thyroid gland drag hook 2 are both provided with drag hooks 21, the middle part is provided with a runway type groove, the wall of the runway type groove is provided with ratchets 22, the thyroid gland drag hook 2 can be freely pulled along the radial direction of the fixed circular ring 1, and the drag hook limiting clamp spring 3 prevents the thyroid gland drag hook 2 from moving reversely.
The adjustable fixing belts 4 are symmetrically arranged on the outer wall of the fixing circular ring 2.
The utility model discloses an automatic drag hook device for peritoneal dialysis catheter, a specific using-way is as follows: firstly, the fixed ring 1 is placed at a target position, and then the fixed ring 1 is fastened by the adjustable fixing belt 4 by means of the body of a patient or a sickbed, so that the fixed ring 1 is ensured not to slide in the operation process; secondly pull open the wound through four thyroid gland drag hooks 2, owing to there is ratchet, thyroid gland drag hook 2 can be along fixed ring 1 radial outside free stretch, need during the shrink with holding between the fingers the spacing jump ring 3 of drag hook, relieve its spacing to thyroid gland drag hook 2, realize the shrink of thyroid gland drag hook 2. The device of the utility model is simple in operation, can automatic maintain the state after its device has set up, practice thrift operating personnel, simultaneously the utility model discloses a device can follow four directions and expose the operation field of vision, the operation of being convenient for.
Furthermore, the fixed ring is made of medical metal, the inner diameter is 180mm, the outer diameter is 190 mm-220 mm, and the thickness is 2 mm-5 mm.
Further, four drag hook chutes 11 of the fixed ring 1 are C-shaped section chutes, so that the thyroid drag hook 2 can be effectively limited in sliding.
Furthermore, the included angle between the drag hook 21 at the head end and the tail end of the thyroid drag hook 2 and the drag hook main body is less than or equal to 90 degrees, so that the wound stretching state of the drag hook can be effectively maintained.
Furthermore, the hook limit clamp spring 3 comprises a pawl 31, a reed 32 and a kneading handle 33 which are symmetrically distributed, wherein the pawl 31 and the ratchet 22 arranged on the thyroid gland hook 2 form a ratchet-like mechanism to limit the thyroid gland hook 2 to automatically contract inwards along the radial direction of the fixed ring, so that the unidirectional stretching and the automatic state maintaining of the thyroid gland hook 2 are realized. When the limit is not needed, the kneading handle 33 is pinched to drive the pawl 31 inwards, and the limit of the ratchet 22 on the pawl is released.
Further, the adjustable fixing belt 4 is connected through a buckle or a belt buckle, and the length of the adjustable fixing belt can be adjusted.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.
Claims (6)
1. An automatic draw hook device for peritoneal dialysis intubation is characterized by comprising a fixed ring, four thyroid gland draw hooks, four draw hook limiting snap springs and an adjustable fixing band;
wherein, four drag hook chutes are uniformly arranged on the fixed ring, and a drag hook limiting snap spring and a thyroid drag hook are arranged in each chute;
the head end and the tail end of the thyroid gland drag hook are respectively provided with a drag hook, the middle part of the thyroid gland drag hook is provided with a runway-shaped groove, the wall of the runway-shaped groove is provided with a ratchet, the thyroid gland drag hook can be freely pulled outwards along the radial direction of a fixed ring, and the thyroid gland drag hook is prevented from reversely moving by a drag hook limiting snap spring;
the adjustable fixing belts are symmetrically arranged on the outer wall of the fixing circular ring.
2. The automatic retractor device for the peritoneal dialysis cannula according to claim 1, wherein the fixing ring is made of medical metal, the inner diameter of the fixing ring is 180mm, the outer diameter of the fixing ring is 190 mm-220 mm, and the thickness of the fixing ring is 2 mm-5 mm.
3. The automatic retractor device for peritoneal dialysis catheter of claim 1 wherein the four retractor slots of the retaining ring are C-section slots.
4. The automatic retractor device for the peritoneal dialysis catheter of claim 1, wherein the included angle between the retractor at the head end and the tail end of the thyroid retractor and the retractor body is less than or equal to 90 degrees.
5. The automatic retractor device for the peritoneal dialysis catheter as claimed in claim 1, wherein the retractor limiting clamp spring comprises a pawl, a reed and a kneading handle which are symmetrically distributed, wherein the pawl and a ratchet arranged on the thyroid retractor form a ratchet-like mechanism to limit the thyroid retractor from automatically contracting inwards along the radial direction of the fixed ring.
6. The automatic retractor device for peritoneal dialysis cannula of claim 1 wherein the adjustable securing strap is connected by a buckle or belt buckle, and the length of the adjustable securing strap is adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021631804.9U CN213309988U (en) | 2020-08-07 | 2020-08-07 | Automatic retractor device for peritoneal dialysis catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021631804.9U CN213309988U (en) | 2020-08-07 | 2020-08-07 | Automatic retractor device for peritoneal dialysis catheter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213309988U true CN213309988U (en) | 2021-06-01 |
Family
ID=76094922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021631804.9U Active CN213309988U (en) | 2020-08-07 | 2020-08-07 | Automatic retractor device for peritoneal dialysis catheter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213309988U (en) |
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2020
- 2020-08-07 CN CN202021631804.9U patent/CN213309988U/en active Active
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