CN2790494Y

CN2790494Y - Skin soft tissue dilator

Info

Publication number: CN2790494Y
Application number: CN 200520068657
Authority: CN
Inventors: 李新庆
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-01-28
Filing date: 2005-01-28
Publication date: 2006-06-28
Anticipated expiration: 2015-01-28

Abstract

The utility model relates to a skin soft tissue dilator which comprises a dilating sac (1), a guide tube (3) and a water injection valve (4), wherein one end of the guide tube (3) is communicated with the dilating sac (1), and the other end is communicated with the water injection valve (4). The utility model also comprises a transfusion flexible tube (2), wherein one part of the transfusion flexible tube (2) is surrounded and connected to the surface of the dilating sac (1), and a plurality of liquid injecting holes (6) are arranged on the tube wall of one part of transfusion flexible tube (2). The other part of the transfusion flexible tube (2) is positioned outside the dilating sac (1), and is connected with an injection valve (5). The utility model is used for injecting anesthetic in the transfusion flexible tube through the injection valve. The anesthetic is sprayed to the normal skin surface contacted with the surface of the dilating sac, the anesthetic effect can be achieved and the purpose of dilation without pain can be achieved. The utility model can be also used for injecting hormones in the transfusion flexible tube. The hormones can reduce the formation of fibrous membranes on the surface of the dilating sac, or soften the fibrous membranes on the surface of the dilating sac and the blocking function of the fibrous membranes for the dilation of the dilating sac can be lightened. The dilator can be rapidly dilated, and the dilation efficiency can be raised.

Description

Skin tissue expander

Technical field

This utility model relates to a kind of plastic surgery's medical apparatus and instruments, specifically, relates to a kind of skin tissue expander.

Background technology

Dilatation has become one of plastic surgery's conventional therapy means through years of development at present.For some disease, as the treatment of cicatrix alopecia, defect of nose, neck surface cicatrix, skin expansion has become first-selected Therapeutic Method.At present, the skin tissue expander of Ying Yonging has following several shape clinically: 1, circle comprises spheroidal, hemispherical, ellipse, discus shape etc.; 2, square, rectangle, cube, ice bag shape etc. are arranged; 3, kidney shape comprises large and small kidney shape etc., 4, cylindricality, mainly contain cylindrical, half round post etc.Although above-mentioned multiple difform skin tissue expander is arranged can be selected for the plastic surgeon, but, in secular clinical practice, find, for dermatosiss such as the bigger cicatrix of similar round, nevus cell nevus, tumors, often need bury the skin tissue expander of two or more conventional shapes, so both increase patient's misery, increased the weight of patient's financial burden again, also increased the probability of postoperative complication.Chinese patent CN2535071Y discloses a kind of skin tissue expander, form by the conduit of expanding capsule, injection kettle and be connected with them, this skin tissue expander needs to implant a dilator to around the big dermatosis of similar round in operation, simplified operation technique, reduced the generation of postoperative complication, can skin soft tissue be expanded regularly by injecting kettle after surgery, guarantee medical effect by conduit water filling in the expansion capsule.But still there is following shortcoming in this skin tissue expander, when cicatrix is positioned at scalp, neck etc. and locates, around dermatosis, implant dilator after, if toward the interior water filling of expansion capsule, water filling can cause violent pain in early days, makes patient be difficult to bear, even causes operative failure.In addition, in order to reach the purpose of Rapid Expansion, the normal employing continues water filling or shortens water filling way at interval, owing to be subjected to expanding the restriction of capsule surface fiber film, expansion can be hindered, and often is difficult to reach the requirement of Rapid Expansion.

Summary of the invention

The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of and can alleviate patient's pain, skin tissue expander that again can Rapid Expansion.

The technical scheme that realizes above-mentioned purpose is: a kind of skin tissue expander, comprise expansion capsule, conduit and water injection valve, one end of conduit and expansion capsule communicate, the other end and water injection valve communicate, also comprise an infusion tube, the part of this infusion tube and has a plurality of spray holes around the surface that is connected the expansion capsule on the tube wall of this infusion segment flexible pipe, another part of infusion tube is positioned at outside the expansion capsule, and is connected with an introduction valve.

After adopting technique scheme, owing to adopted infusion tube, and the part of infusion tube is around the surface that is connected the expansion capsule, and on the tube wall of this infusion segment flexible pipe, have a plurality of spray holes, and that another part of infusion tube is positioned at the expansion capsule is outer and connect in introduction valve, behind subcutaneous around the expansion capsule is implanted dermatosis, injected anesthetis in the infusion tube by introduction valve in the past, the spray hole that is looped around on the tube wall of infusion tube on expansion capsule surface will be to the skin surface sprinkling anesthetis that contact with expansion capsule surface, patient just can not feel pain during the water filling expansion, is convenient to carrying out smoothly of skin expansion operation.Can also in infusion tube, inject hormone, spray hole by infusion tube is sprayed onto the predilation subcutaneous tissue, hormone can reduce the formation of expansion capsule surface fiber film or the fibrous membrane on softening expansion capsule surface, to alleviate the inhibition of fibrous membrane to the expansion of expansion capsule, make the dilator can Rapid Expansion, improve expansion efficient.In addition, after being infected in the subcutaneous expansion cavity, injection of antibiotics in the infusion tube in the past, the spray hole by infusion tube is sprayed onto subcutaneous expansion cavity, reaches antiinflammatory, antimicrobial purpose.By all right drain of the check valve that is connected with infusion tube, take out the hydrops in the expansion cavity.

Description of drawings

Fig. 1 is a main TV structure sketch map of the present utility model;

Fig. 2 is the I enlarged diagram of Fig. 1;

Fig. 3 is the A-A cross-sectional schematic of Fig. 1.

The specific embodiment

Below in conjunction with drawings and Examples this utility model is described in further detail.

As shown in Figure 1, 2, 3, a kind of skin tissue expander, comprise expansion capsule 1, conduit 3 and water injection valve 4, one end of conduit 3 and expansion capsule 1 communicate, and the other end and water injection valve 4 communicate, and also comprise an infusion tube 2, the part of this infusion tube 2 is wrapped up in 1 surface around being connected expansion, and on the tube wall of this infusion segment flexible pipe 2, having a plurality of spray holes 6, another part of infusion tube 2 is positioned at outside the expansion capsule 1, and is connected with an introduction valve 5.

Introduction valve 5 can adopt check valve, and is identical with one-way valve structures on the hospital normal catheter that uses.Adopt this structure can prevent that the medicinal liquid in the infusion tube 2 from flowing backwards and the expansion cavity internal contamination.Can also extract hydrops in the subcutaneous expansion cavity out by this check valve.

As shown in Figure 2, adjacent spray hole 6 is opened in the different side of infusion tube 2 on infusion tube 2 tube walls.Adopt this structure can be, and make the both sides of infusion tube 2 that anesthetis or medicinal liquid can both be arranged, reach good medicinal liquid disperse effect at the surface sprinkling of expansion capsule 1 anesthetis or medicinal liquid comparatively uniformly.

Shown in Fig. 1,3, infusion tube 2 and the junction of the close conduit 3 of the intersection 2-1 of expansion capsule 1 with expansion capsule 1.Adopt this structure can reduce the contaminated probability of expansion cavity.Can also will be positioned at the outer that part of transfusion cartilage 2 of expansion capsule 1 and together with conduit 3, outsourcing one deck pipe skin is made multiple tube, infusion tube 2 passes from the junction of multiple tube with expansion capsule 1, around the surface that is connected expansion capsule 1, be more convenient for expanding capsule 1 like this and implant the predilation skin area then.

As shown in Figure 1, the profile ovalize of expansion capsule 1 is convenient to implant around the similar round dermatosis.

This utility model in use, its expansion capsule 1 is implanted under the similar round dermatosis normal skin all around, postoperative is regularly by water injection valve 4 water filling in expansion capsule 1, expansion capsule 1 becomes big gradually, skin soft tissue can fully effectively be expanded, treat that skin soft tissue expansion is finished after, both can excise the similar round pathological tissues, take out expansion capsule 1 simultaneously, with the expanded skin flap wound repairing.In water filling in expansion capsule 1, in infusion tube 2, inject anesthetis by introduction valve 5, and anesthetis is sprayed onto and expands the normal skin surface that capsule 1 surface contacts by the spray hole 6 on infusion tube 2 tube walls, play anesthetic action, so that reach the purpose of painless expansion.Can also in infusion tube 2, inject hormone during water filling, spray hole 6 by infusion tube 2 is sprayed onto the predilation subcutaneous tissue, hormone can reduce the formation of expansion capsule 1 surface fiber film or the fibrous membrane on softening expansion capsule 1 surface, to alleviate the inhibition of fibrous membrane to 1 expansion of expansion capsule, make the dilator can Rapid Expansion, improve expansion efficient.After being infected in the subcutaneous expansion cavity, injection of antibiotics in the infusion tube 2 in the past, the spray hole 6 by infusion tube 2 is sprayed onto subcutaneous expansion cavity, reaches antiinflammatory, antimicrobial purpose.

Claims

1, a kind of skin tissue expander, comprise expansion capsule (1), conduit (3) and water injection valve (4), one end of conduit (3) and expansion capsule (1) communicate, the other end and water injection valve (4) communicate, it is characterized in that: also comprise an infusion tube (2), the part of this infusion tube (2) is around the surface that is connected expansion capsule (1), and on the tube wall of this infusion segment flexible pipe (2), have a plurality of spray holes (6), another part of infusion tube (2) is positioned at outside the expansion capsule (1), and is connected with an introduction valve (5).

2, skin tissue expander according to claim 1 is characterized in that: described introduction valve (5) is a check valve.

3, skin tissue expander according to claim 1 and 2 is characterized in that: adjacent spray hole (6) is opened in the different side of infusion tube (2) on infusion tube (2) tube wall.

4, skin tissue expander according to claim 1 and 2 is characterized in that: infusion tube (2) and the junction of the close conduit (3) of the intersection (2-1) of expansion capsule (1) with expansion capsule (1).

5, skin tissue expander according to claim 1 and 2 is characterized in that: the profile ovalize of expansion capsule (1).