CN201930391U - Novel tissue expander - Google Patents
Novel tissue expander Download PDFInfo
- Publication number
- CN201930391U CN201930391U CN 201020651286 CN201020651286U CN201930391U CN 201930391 U CN201930391 U CN 201930391U CN 201020651286 CN201020651286 CN 201020651286 CN 201020651286 U CN201020651286 U CN 201020651286U CN 201930391 U CN201930391 U CN 201930391U
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- tissue expander
- novel tissue
- hinge
- expanding plate
- far
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Abstract
The utility model discloses a novel tissue expander which comprises a hollow body and a wide side extending outward, wherein the wide side is connected at the near end of the body, the body is at least two groups of expanding sheets mutually matched and provided with gaps between the expanding sheets, hinges are arranged on the inner walls at the far ends of the expanding sheets, the other ends of the hinges are articulated to the same central piece, a driving device for moving the central piece along the axial line of the body is arranged on the central piece, so that the expanding sheets of the novel tissue expander are mutually separated rather than gathering together at the far ends. The novel tissue expander has the beneficial effects that anus and anal canal of a patient can be gradually and controllably enlarged, thereby avoiding the occurrence of anal fissure and relieving the pain of the patient; simultaneously, an anal pre-expander and an anal expander are integrally designed in the novel tissue expander, so that the use of the product can be simpler and more convenient.
Description
Technical field
This utility model relates to the novel tissue expander that a kind of surgical operation is used, and belongs to technical field of medical instruments.
Background technology
When anorectal surgical is done inspection, diagnosis or operative treatment, need earlier anus to be strutted, and then put into other and be used to the surgical instruments checking or treat.The surgical instruments that struts anus commonly used at present is an anus dilator seat, comprise a columnar body and the application of force convex shoulder that is positioned at the body afterbody, its inflexible cylinder body can strut anus, and the intravital hollow space of cylinder then constitutes other surgical instrumenties and enters the intravital passage of patient.During use, the body of anus dilator seat is slowly inserted anus until anal canal by its front end, because the diameter of the cylinder body of anus dilator seat bigger (generally reaching more than 30 millimeter) usually, so anus dilator seat is not easy to enter anus.Existing common way is that the doctor can insert patient's anus with finger earlier, and two handss firmly outwards strut then, again anus dilator seat are inserted anus.Because when the doctor used finger pre-expansion anus, the anal sphincter damage patient caused anal fissure because moment exerts oneself excessive through regular meeting, makes patient be subjected to unnecessary injury.
The utility model content
In view of the defective that above-mentioned prior art exists, the purpose of this utility model is to propose a kind of novel tissue expander that can progressively enlarge tissue and form the working place in tissue.
The purpose of this utility model will be achieved by the following technical programs:
A kind of novel tissue expander, comprise the body of hollow and the broadside that extends out, described broadside is connected in the near-end of body, described body cooperatively interacts at least two groups and gapped each other expanding plate, be equipped with a hinge on the inwall of described expanding plate far-end, and the other end of described hinge all is articulated in same central part, described central part is provided with one and is used for driving device that described central part is moved along described body axis, and then makes described novel tissue expander optionally be in two states:
A) original state: the far-end of described expanding plate is gathered mutually, and the far-end of described hinge is all gathered the far-end in described expanding plate;
B) expansion state: the far-end of described expanding plate mutually away from, and described each hinge is in a plane.
Further, described expanding plate is three or four, is distributed in the far-end of described broadside.
Further, described expanding plate be provided with each other rectangle or trapezoid be used to undergo surgery observe or the breach of operative treatment described breach and described gap UNICOM.
Further, described expanding plate comprises that cross section is respectively the flat segments and the curved section of rectangle and annular, and described flat segments is connected with described broadside, and the far-end of described curved section trends towards described body axis.
Further, described boss is arranged on the junction of described flat segments and curved section.
Further, described central part comprises the hinge segment with described hinge quantity equivalent number, and described hinge segment and described hinge are hinged, and the center of described hinge segment is one to trend towards the projection of described broadside.
Further, described projection is provided with a connecting hole, and described driving device is for all being positioned at the surgical thread outside the described body through described connecting hole and two ends.
Described novel tissue expander, hinge wherein is connected with expanding plate by boss, also comprise a stopping means, described stopping means comprises an inner plane of hinge and the flat top surface of described boss, when described novel tissue expander is in expansion state, described inner plane and flat top surface near and be parallel to each other.
Compared with prior art, the beneficial effects of the utility model are mainly reflected in: can be so that patient's anus and anal canal little by little, controllably increase, make anal sphincter adapt to the amplitude that novel tissue expander body is strutted gradually, thereby can avoid the generation of anal fissure phenomenon, alleviated patient's misery, the space that can also be used for its hetero-organization in the body is provided with, in for example neural operation, enter tissue and strut tissue, the doctor is provided a working place.
Description of drawings
Fig. 1 is the schematic perspective view under the original state of novel tissue expander of the present utility model, does not show surgical thread;
Fig. 2 is the front view of novel tissue expander among Fig. 1;
Fig. 3 is the schematic perspective view under the expansion state of novel tissue expander of the present utility model, does not show surgical thread;
Fig. 4 is the front view of novel tissue expander among this Fig. 3.
Among the figure:
2 expanding plates, 21 boss, 22 breach
23 flat segments, 24 curved sections, 25 gaps
26 flat top surface, 3 broadsides
4 hinges, 41 inner planes, 5 central parts
51 connecting holes, 52 hinge segment, 53 projections
6 surgical threads
The specific embodiment
This utility model has disclosed a kind of novel tissue expander, is used for the expansion of anus and anal canal, and as follow-up anal canal section operation assistive device.
As shown in Figure 1, the broadside 3 that novel tissue expander comprises the body of hollow and extends out, described broadside 3 is connected in the near-end of body, described body cooperatively interacts and gapped each other 25 expanding plate 2 at least two groups, described expanding plate 2 can or can be four also for three of this preferred embodiment, is distributed in the far-end of described broadside 3.
Described expanding plate 2 be provided with each other rectangle or trapezoid be used to undergo surgery observe or the breach 22 of operative treatment, described breach 22 and described gap 25 UNICOMs, be similar among the formation figure one " in " word.The effect of this breach 22 is hereinafter described in detail.
Further, described expanding plate 2 comprises that cross section is respectively the flat segments 23 and the curved section 24 of rectangle and annular, and described flat segments 23 is connected with described broadside 3, and the far-end of described curved section 24 trends towards described body axis.The structure of Xing Chenging can make the body of novel tissue expander more easily enter in patient's the body like this.
Be equipped with a boss 21 and one and described boss 21 articulated hinges 4 on the inwall of described expanding plate 2 far-ends, and the other end of described hinge 4 all is articulated in same central part 5.In the present embodiment, described boss 21 is arranged on the junction of described flat segments 23 and curved section 24.
In conjunction with shown in Figure 2, described central part 5 comprises the hinge segment 52 with described hinge 4 quantity equivalent number, is three in this example.Described hinge segment 52 is hinged with described hinge 4, and the center of described hinge segment 52 is one to trend towards the projection 53 of described broadside 3.Described projection 53 is provided with a connecting hole 51, runs through being provided with a surgical thread 6 in the described connecting hole 51, and the two ends of this surgical thread 6 all are positioned at outside the described body.
Tissue expander of the present utility model can optionally be in two states:
Original state illustrated in figures 1 and 2: the far-end of described expanding plate 2 is gathered mutually, and the far-end of described hinge 4 is all gathered in the far-end of described expanding plate 2;
Fig. 3 and expansion state shown in Figure 4: the far-end of described expanding plate 2 mutually away from, and described hinge 4 is in a plane.
Simply introduce use of the present utility model below:
At first, the far-end that will be in the expanding plate 2 under the original state is inserted into anal; Then, slowly spur surgical thread 6, make central part 5 move to the near-end of body 1, thereby make hinge 4 rotate along boss 21, because the rotation of hinge 4, cause it to increase, make expanding plate 2 expand outwardly, reach Fig. 3 and expansion state shown in Figure 4 at length component perpendicular to described body axis direction.
After anal sphincter is expanded to suitable size, extract surgical thread 6 out, hollow space insertion sight glass or surgery sewing and cutting machine at body undergo surgery and observe or operative treatment.For example hemorrhoid operation can be drawn in the blood stasis tissue to described body hollow inside from breach 22, uses the PPH coinciding machine to carry out the seaming and cutting operation then.
Further, in this preferred embodiment, described novel tissue expander also comprises a stopping means, specifically as shown in Figure 4, described stopping means comprises the flat top surface 26 of an inner plane 41 with the described boss 21 of hinge 4, when described novel tissue expander is in expansion state, described inner plane 41 and flat top surface 26 near and be parallel to each other.So just limited being rotated further of described hinge 4, and then moved, reached spacing effect with regard to the continuation that has limited described central part 5.
Near-end herein, far-end are to decide according to industry practice, are near-end from the nearly person of doctor when promptly performing the operation, and are far-end on the contrary.
This utility model still has numerous embodiments, and all employing equivalents or equivalent transformation and all technical schemes of forming all drop within the protection domain of the present utility model.
Claims (8)
1. Novel tissue expander; Comprise the body of hollow and the broadside that extends out; Described broadside is connected in the near-end of body; It is characterized in that: described body cooperatively interacts at least two groups and gapped expanding plate each other; Be equipped with a hinge on the inwall of described expanding plate far-end; And the other end of described hinge all is articulated in same central part; Be provided with one on the described central part for the drive unit that described central part is moved along described body axis; And then make described Novel tissue expander optionally be in two states
A) original state: the far-end of described expanding plate is gathered mutually, and the far-end of described hinge is all gathered the far-end in described expanding plate;
B) expansion state: the far-end of described expanding plate mutually away from, and described each hinge is in a plane.
2. novel tissue expander according to claim 1 is characterized in that: described expanding plate is three or four, is distributed in the far-end of described broadside.
3. novel tissue expander according to claim 1 is characterized in that: described expanding plate be provided with each other rectangle or trapezoid be used to undergo surgery observe or the breach of operative treatment described breach and described gap UNICOM.
4. novel tissue expander according to claim 1, it is characterized in that: described expanding plate comprises that cross section is respectively the flat segments and the curved section of rectangle and annular, described flat segments is connected with described broadside, and the far-end of described curved section trends towards described body axis.
5. novel tissue expander according to claim 4 is characterized in that: described boss is arranged on the junction of described flat segments and curved section.
6. novel tissue expander according to claim 1, it is characterized in that: described central part comprises the hinge segment with described hinge quantity equivalent number, described hinge segment and described hinge are hinged, and the center of described hinge segment is one to trend towards the projection of described broadside.
7. novel tissue expander according to claim 6 is characterized in that: described projection is provided with a connecting hole, and described driving device is for all being positioned at the surgical thread outside the described body through described connecting hole and two ends.
8. novel tissue expander according to claim 1, it is characterized in that: described hinge is connected with expanding plate by boss, also comprise a stopping means, described stopping means comprises an inner plane of hinge and the flat top surface of described boss, when described novel tissue expander is in expansion state, described inner plane and flat top surface near and be parallel to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020651286 CN201930391U (en) | 2010-12-10 | 2010-12-10 | Novel tissue expander |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020651286 CN201930391U (en) | 2010-12-10 | 2010-12-10 | Novel tissue expander |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201930391U true CN201930391U (en) | 2011-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020651286 Expired - Lifetime CN201930391U (en) | 2010-12-10 | 2010-12-10 | Novel tissue expander |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201930391U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101991905A (en) * | 2010-12-10 | 2011-03-30 | 苏州天臣国际医疗科技有限公司 | Novel tissue expander |
-
2010
- 2010-12-10 CN CN 201020651286 patent/CN201930391U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101991905A (en) * | 2010-12-10 | 2011-03-30 | 苏州天臣国际医疗科技有限公司 | Novel tissue expander |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110817 Effective date of abandoning: 20120704 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20110817 Effective date of abandoning: 20120704 |