CN203736245U - Surgical wound opener - Google Patents
Surgical wound opener Download PDFInfo
- Publication number
- CN203736245U CN203736245U CN201420067949.9U CN201420067949U CN203736245U CN 203736245 U CN203736245 U CN 203736245U CN 201420067949 U CN201420067949 U CN 201420067949U CN 203736245 U CN203736245 U CN 203736245U
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- CN
- China
- Prior art keywords
- plate
- backplate
- screw rod
- screw
- supporting plate
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- Expired - Fee Related
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Abstract
The utility model provides a surgical wound opener. The surgical wound opener comprises two opening plates and two threaded rods, wherein a rotary knob is arranged in the middle of each threaded rod, the portion, on one side of each rotary knob, of the corresponding threaded rod is provided with forward threads, reverse threads are formed in the portion, on the other side of each rotary knob, of the corresponding threaded rod, the threaded rods and the opening plates are connected in through the threads, sliding blocks are arranged on the outer side walls of the opening plates, protective plates are arranged on the outer sides of the sliding blocks, a sliding chute is formed in one side of each protective plate, the sliding chutes and the sliding blocks are matched and in sliding connection, a silica gel plate is arranged on the other side of each protective plate, a supporting plate is arranged at the lower end of each protective plate, the supporting plates are perpendicular to the protective plates respectively, and each silica gel plate is fixed to the corresponding protective plate in an adhesion mode. Anti-skid lines are arranged on the outer walls of the rotary knobs, threaded holes are formed in the protective plates and the opening plates, and after each sliding block and the corresponding sliding chute are connected in to a whole in a sliding mode, the corresponding threaded rod penetrates through the threaded hole in the corresponding opening plate and the threaded hole in the corresponding protective plate, and connected with the front threads of the threaded hole in the protective plate.
Description
technical field:
This utility model relates to technical field of medical instruments, particularly a kind of operation wound dilator.
background technology:
At present, clinical operation during for tissue manipulation, need to cut open after epidermis, utilizes S shape drag hook, and the epidermis skin of the wound both sides of incision is outwards pulled open respectively, to expose, treats manipulation of tissue.For another example, in open chest surgery, also need to use S shape drag hook by the rib of otch both sides respectively to two side-linings, to expose Thoracic Organs, just can carry out operation technique.During S shape drag hook clinical manipulation, conventionally need nursing staff hand-held, labor intensity is very large, and the shape of drag hook, causes drag hook and skin or skeleton contact surface area little, cause skin or the bone damage of postoperative wound both sides serious, increased the weight of patient's misery, extended recovery time.For solving this technical problem, need to occur a kind of simple in structurely, easy to use, strut firmly, avoid skin or the bone damage of otch both sides, strut firmly, expose the large a kind of operation wound dilator in the visual field.
summary of the invention:
The purpose of this utility model is to overcome the shortcoming existing in prior art, provides a kind of simple in structure, easy to use, struts firmly, avoids skin or the bone damage of otch both sides, struts firmly, exposes the large a kind of operation wound dilator in the visual field.
For achieving the above object, the utility model discloses a kind of operation wound dilator, comprise two distraction plates and two screw rods, the middle part of screw rod is provided with knob, on one side screw rod of knob, be provided with forward screw thread, on the screw rod of the opposite side of knob, be provided with reverse thread, between screw rod and distraction plate, be threaded, the rotation of knob draws in screw rod or pushes two distraction plates open, wherein, on the lateral wall of described distraction plate, be provided with slide block, the arranged outside of slide block has backplate, one side of backplate is provided with chute, chute and slide block match and are slidably connected, the opposite side of backplate is provided with silica gel plate, the lower end of backplate is provided with supporting plate, supporting plate is perpendicular to backplate, between silica gel plate and backplate, be adhesively fixed.
On the outer wall of described knob, be provided with slip-resistant texture, described knob, described screw rod, forward screw thread, the reverse thread on screw rod on screw rod are one-body molded during fabrication, the cross section of described slide block is trapezoidal, the cross section of described chute is trapezoidal, slide block and distraction plate are one-body molded during fabrication, and backplate, chute and supporting plate are one-body molded during fabrication.The both sides of supporting plate are provided with silica gel plate, between the silica gel plate on supporting plate and supporting plate, are adhesively fixed.
On described backplate, distraction plate, be provided with screw, after described slide block and chute are slidably connected and become one, after screw rod passes the screw on distraction plate, backplate and with the screw on backplate, be threaded before.
Screw is 3-5cm apart from the distance of supporting plate.
Described backplate and described supporting plate have formed L shape structure,
The width of supporting plate is 8-15mm.
Together with chute plugs together with slide block and be slidably connected,
After chute and slide block connect as one, the screw on backplate is connected with the screw on distraction plate, in use, by the rotation of knob, the indentation or outward winding respectively of the forward screw on screw rod and oppositely screw, and then make backplate along with distraction plate moves together.
Advantage of the present utility model is: simple in structure, easy to use, strut firmly, and avoid skin or the bone damage of otch both sides, strut firmly, expose the visual field large, be specially:
Technical slide plate and the supporting plate of installing additional of this utility model screw distraction plate in the prior art, backplate and supporting plate form L shape structure, the outside of backplate, the both sides of the supporting plate silica gel plate that is all adhesively fixed, during use, supporting plate is lining under skin, supporting plate narrower (8-15mm), skin directly pushes contact on the silica gel plate in backplate outside, by knob rotary screw, push open or indentation distraction plate, backplate and distraction plate are slidably connected and are integrated, and backplate and distraction plate are synchronized with the movement.So, use backplate (bonding silica gel plate on it), increased contact area, and silica gel plate is soft, avoid tearing skin, avoid epidermis impaired.Supporting plate is lining in (two side bonds silica gel plates of supporting plate) under skin and avoids subcutaneous tissue impaired.Coffin between two screw rods and two distraction plates, for operation visual field, exposes the visual field large.
accompanying drawing explanation:
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the connection diagram of wherein backplate of the present utility model and screw rod.
accompanying drawing sign:
1, chute 2, distraction plate 3, backplate
4, screw rod 5, knob 6, supporting plate
the specific embodiment:
Below in conjunction with accompanying drawing, this utility model is described, as Figure 1-Figure 2, Fig. 1 is structural representation of the present utility model.Fig. 2 is the connection diagram of wherein backplate of the present utility model and screw rod.
This utility model comprises two distraction plates 2 and two screw rods 4, the middle part of screw rod 4 is provided with knob 5, on one side screw rod of knob 5, be provided with forward screw thread, on the screw rod of the opposite side of knob 5, be provided with reverse thread, between screw rod 4 and distraction plate 2, be threaded, the rotation of knob 5 makes screw rod 4 draw in or push open two distraction plates 2, wherein, on the lateral wall of distraction plate 2, be provided with slide block, the arranged outside of slide block has backplate 3, one side of backplate 3 is provided with chute 1, chute 1 matches and is slidably connected with slide block, the opposite side of backplate 3 is provided with silica gel plate, the lower end of backplate 3 is provided with supporting plate 6, supporting plate 6 is perpendicular to backplate 3, between silica gel plate and backplate 3, be adhesively fixed.On the outer wall of knob 5, be provided with slip-resistant texture, knob 5, screw rod 4, forward screw thread, the reverse thread on screw rod on screw rod are one-body molded during fabrication, the cross section of slide block is trapezoidal, the cross section of chute 1 is trapezoidal, slide block and distraction plate 2 are one-body molded during fabrication, and backplate 3, chute 1 and supporting plate 6 are one-body molded during fabrication.The both sides of supporting plate 6 are provided with silica gel plate, between the silica gel plate on supporting plate and supporting plate 6, are adhesively fixed.On backplate 3, distraction plate 2, be provided with screw, after slide block and chute 1 are slidably connected and become one, after the screw that screw rod 4 passes on distraction plate 2 and backplate 3 and with the screw on backplate 3, be threaded before.Screw is 3-5cm apart from the distance of supporting plate 6.Backplate 3 has formed L shape structure with supporting plate 6, and the width of supporting plate 6 is 8-15mm.Together with chute 1 plugs together with slide block and be slidably connected, after chute 1 and slide block connect as one, screw on backplate is connected with the screw on distraction plate, in use, by the rotation of knob 5, the indentation or outward winding respectively of forward screw on screw rod 4 and oppositely screw, and then make backplate 3 along with distraction plate 2 moves together.
This utility model is simple in structure, easy to use, struts firmly, avoids skin or the bone damage of otch both sides, struts firmly, exposes the visual field large.Technical slide plate and the supporting plate of installing additional of this utility model screw distraction plate in the prior art, backplate and supporting plate form L shape structure, the outside of backplate, the both sides of the supporting plate silica gel plate that is all adhesively fixed, during use, supporting plate is lining under skin, supporting plate narrower (8-15mm), skin directly pushes contact on the silica gel plate in backplate outside, by knob rotary screw, push open or indentation distraction plate, backplate and distraction plate are slidably connected and are integrated, and backplate and distraction plate are synchronized with the movement.So, use backplate (bonding silica gel plate on it), increased contact area, and silica gel plate is soft, avoid tearing skin, avoid epidermis impaired.Supporting plate is lining in (two side bonds silica gel plates of supporting plate) under skin and avoids subcutaneous tissue impaired.Coffin between two screw rods and two distraction plates, for operation visual field, exposes the visual field large.
Claims (3)
1. an operation wound dilator, comprise two distraction plates and two screw rods, the middle part of screw rod is provided with knob, on one side screw rod of knob, be provided with forward screw thread, on the screw rod of the opposite side of knob, be provided with reverse thread, between screw rod and distraction plate, be threaded, the rotation of knob draws in screw rod or pushes two distraction plates open, it is characterized in that, on the lateral wall of described distraction plate, be provided with slide block, the arranged outside of slide block has backplate, one side of backplate is provided with chute, chute and slide block match and are slidably connected, the opposite side of backplate is provided with silica gel plate, the lower end of backplate is provided with supporting plate, supporting plate is perpendicular to backplate, between silica gel plate and backplate, be adhesively fixed.
2. perform the operation and use wound dilator according to claim 1, it is characterized in that, on the outer wall of described knob, be provided with slip-resistant texture, described knob, described screw rod, forward screw thread, the reverse thread on screw rod on screw rod are one-body molded during fabrication, the cross section of described slide block is trapezoidal, the cross section of described chute is trapezoidal, slide block and distraction plate are one-body molded during fabrication, backplate, chute and supporting plate are one-body molded during fabrication, the both sides of supporting plate are provided with silica gel plate, between the silica gel plate on supporting plate and supporting plate, are adhesively fixed.
3. according to the wound dilator of operation described in claim 1 or 2, it is characterized in that, on described backplate, distraction plate, be provided with screw, after described slide block and chute are slidably connected and become one, after screw rod passes the screw on distraction plate, backplate and with the screw on backplate, be threaded before.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420067949.9U CN203736245U (en) | 2014-02-18 | 2014-02-18 | Surgical wound opener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420067949.9U CN203736245U (en) | 2014-02-18 | 2014-02-18 | Surgical wound opener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203736245U true CN203736245U (en) | 2014-07-30 |
Family
ID=51336121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420067949.9U Expired - Fee Related CN203736245U (en) | 2014-02-18 | 2014-02-18 | Surgical wound opener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203736245U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114041838A (en) * | 2021-11-17 | 2022-02-15 | 吉林大学第一医院 | Sternum opening device for cardiac surgery |
-
2014
- 2014-02-18 CN CN201420067949.9U patent/CN203736245U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114041838A (en) * | 2021-11-17 | 2022-02-15 | 吉林大学第一医院 | Sternum opening device for cardiac surgery |
| CN114041838B (en) * | 2021-11-17 | 2022-09-09 | 吉林大学第一医院 | Sternum opening device for cardiac surgery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 Termination date: 20150218 |
|
| EXPY | Termination of patent right or utility model |